What are the cheapest airlines flying from Atlanta to Washington, D.C. Dulles Intl Airport round-trip?

Cheapflights users have booked flights from Atlanta to Washington, D.C. Dulles Intl Airport round-trip from $100. Other airlines that can offer you cheap pricing are Delta, from $182, and United Airlines, from $187. Frontier is currently priced 53% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Atlanta to Washington, D.C. Dulles Intl Airport one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $49. United Airlines flights start at $89 while deals on Delta start at $109 one-way.

What are the cheapest flights from Atlanta to Washington, D.C. Dulles Intl Airport?

The cheapest flight price from Atlanta to Washington, D.C. Dulles Intl Airport is $54. On average you can expect to pay $1,614. The most popular route, (Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl), can usually be booked for $114.

What are the most reliable airlines from Atlanta to Washington, D.C. Dulles Intl Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Atlanta to Washington, D.C. Dulles Intl Airport on time: ANA (100%), Republic Airways (100%), Copa Airlines (93%).

What are the most popular airlines that fly from Atlanta to Washington, D.C. Dulles Intl Airport?

Consider Delta, Frontier or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Atlanta to Washington, D.C. Dulles Intl Airport.

What is the cheapest day to fly round-trip from Atlanta to Washington, D.C. Dulles Intl Airport?

Flights from Atlanta to Washington, D.C. Dulles Intl Airport are found to be more expensive on Monday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

What is the cheapest month to fly from Atlanta to Washington, D.C. Dulles Intl Airport?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Washington, D.C. Dulles Intl Airport. Flights to Washington, D.C. Dulles Intl Airport from Atlanta in February are about $163 on average during February, but can be found for as low as $46.

Most accurate provider : When it comes to deals on Atlanta-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Atlanta-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Atlanta to Washington, D.C. Dulles Intl?

Most people fly from Atlanta Hartsfield-Jackson (ATL) if they book a flight from Atlanta to Washington, D.C. Dulles Intl. On average, Hartsfield-Jackson has 25 outbound flights to Washington, D.C. Dulles Intl per day from 4 airlines. Atlanta Hartsfield-Jackson is conveniently located just 8.2 mi from Atlanta’s city center.

Can I find deals for flights from Atlanta to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Atlanta to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Atlanta to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Dulles Intl.

Can I find deals for business class flights from Atlanta to Dulles Intl?

Yes. Cheapflights offers flight deals from Atlanta to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$49+ Flights from Atlanta to Washington, D.C. Dulles Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Atlanta to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl are usually found in February or January, booked 89 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Atlanta to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$100 (Cheapflightsfares)
One-way from	$49 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$197
Good round-trip deal	$143 or less
Good one-way deal	$88 or less

Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Washington, D.C. Dulles Intl flights.

Search Deals

From Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($42 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl.

Search Deals

Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl.

Search Deals

Find flight deals from Atlanta to Dulles Intl

Cheapest flights from Atlanta to Dulles Intl
Explore the most affordable flight options available from Atlanta to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Wed 5/71:03 pmATL - IAD

Nonstop1h 47mFrontier

Tue 5/1311:47 amIAD - ATL

Nonstop2h 06mFrontier

Deal found 3/28

$98

Sat 5/177:50 pmATL - IAD

Nonstop1h 44mDelta

Sun 5/187:05 amIAD - ATL

Nonstop1h 55mDelta

Deal found 3/28

$182

Thu 4/2410:00 amATL - IAD

1 stop4h 33mUnited Airlines

Tue 4/2912:53 pmIAD - ATL

1 stop6h 03mUnited Airlines

Deal found 3/27

$204

Fri 5/910:58 amATL - IAD

1 stop9h 59mMultiple Airlines

Mon 5/125:40 pmIAD - ATL

3 stops24h 31mMultiple Airlines

Deal found 3/27

$246

Fri 5/168:13 pmATL - IAD

1 stop3h 49mAmerican Airlines

Wed 5/215:02 amIAD - ATL

1 stop3h 25mAmerican Airlines

Deal found 3/27

$277

Best flights from Atlanta to Dulles Intl
Discover carefully curated flight deals from Atlanta to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Sat 4/128:35 amATL - IAD

Nonstop1h 46mFrontier

Tue 4/158:34 pmIAD - ATL

Nonstop1h 56mFrontier

Deal found 3/26

$100

Sat 5/179:50 pmATL - IAD

Nonstop1h 45mDelta

Sun 5/187:05 amIAD - ATL

Nonstop1h 55mDelta

Deal found 3/26

$182

Thu 4/246:00 amATL - IAD

1 stop5h 40mUnited Airlines

Thu 5/18:20 amIAD - ATL

Nonstop1h 49mUnited Airlines

Deal found 3/26

$187

Fri 5/910:58 amATL - IAD

1 stop9h 59mMultiple Airlines

Mon 5/125:40 pmIAD - ATL

3 stops24h 31mMultiple Airlines

Deal found 3/27

$246

Wed 5/1411:04 amATL - IAD

1 stop5h 52mAmerican Airlines

Tue 5/205:26 pmIAD - ATL

1 stop6h 26mAmerican Airlines

Deal found 3/26

$256

Last-minute flights from Atlanta to Dulles Intl
Discover last-minute flight deals from Atlanta to Dulles Intl. Data last updated March 28, 2025 and is based on user searches.

Wed 4/27:25 amATL - IAD

Nonstop1h 45mDelta

Wed 4/25:14 pmIAD - ATL

Nonstop1h 58mDelta

Deal found 3/26

$297

Wed 4/21:28 pmATL - IAD

1 stop3h 29mAmerican Airlines

Mon 4/75:00 amIAD - ATL

1 stop3h 15mAmerican Airlines

Deal found 3/26

$327

Mon 4/712:52 pmATL - IAD

Nonstop1h 46mFrontier

Thu 4/109:26 amIAD - ATL

Nonstop1h 59mFrontier

Deal found 3/28

$131

Mon 4/75:45 amATL - IAD

3 stops29h 41mMultiple Airlines

Mon 4/148:25 amIAD - ATL

3 stops23h 41mMultiple Airlines

Deal found 3/28

$352

Mon 4/710:00 amATL - IAD

2 stops11h 15mUnited Airlines

Tue 4/812:35 pmIAD - ATL

1 stop6h 21mUnited Airlines

Deal found 3/27

$380

Fri 4/115:00 amATL - IAD

1 stop3h 38mAmerican Airlines

Mon 4/148:14 pmIAD - ATL

1 stop3h 45mAmerican Airlines

Deal found 3/28

$317

Tue 4/2212:36 pmATL - IAD

Nonstop1h 46mFrontier

Tue 5/611:47 amIAD - ATL

Nonstop2h 06mFrontier

Deal found 3/28

$107

Thu 4/247:40 amATL - IAD

Nonstop1h 38mDelta

Sun 4/276:00 amIAD - ATL

Nonstop1h 58mDelta

Deal found 3/28

$192

Thu 4/2410:00 amATL - IAD

1 stop4h 33mUnited Airlines

Tue 4/2912:53 pmIAD - ATL

1 stop6h 03mUnited Airlines

Deal found 3/27

$204

Thu 4/2412:03 pmATL - IAD

1 stop24h 20mMultiple Airlines

Sun 4/2712:55 pmIAD - ATL

3 stops34h 45mMultiple Airlines

Deal found 3/27

$271

One-way flights from Atlanta to Dulles Intl
Search for one-way flight options from Atlanta to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Wed 6/48:43 pmATL - IAD

Nonstop1h 49mFrontier

Deal found 3/26

$49

Mon 5/197:34 pmATL - IAD

Nonstop1h 51mUnited Airlines

Deal found 3/25

$89

Thu 6/2612:51 pmATL - IAD

Nonstop1h 44mDelta

Deal found 3/26

$109

Fri 5/210:58 amATL - IAD

1 stop9h 59mAvelo Airlines

Deal found 3/27

$113

Thu 5/15:45 amATL - IAD

3 stops29h 35mMultiple Airlines

Deal found 3/26

$126

Thu 4/175:00 amATL - IAD

1 stop3h 38mAmerican Airlines

Deal found 3/27

$129

Sun 4/207:30 amATL - IAD

1 stop27h 13mSun Country Air

Deal found 3/26

$144

Cheapflights Fare Finder

Use the filters below to find and compare flights from Atlanta to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Wed 5/7

1:03 pm-2:50 pm

Nonstop1h 47m

Washington, D.C. Dulles Intl

Tue 5/13

11:47 am-1:53 pm

Nonstop2h 06m

$98

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Wed 4/23

9:40 am-11:23 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Wed 4/23

5:32 pm-7:30 pm

Nonstop1h 58m

$177

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Thu 4/24

10:00 am-2:33 pm

1 stop4h 33m

Washington, D.C. Dulles Intl

Tue 4/29

12:53 pm-6:56 pm

1 stop6h 03m

$204

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Fri 5/9

10:58 am-8:57 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Mon 5/12

5:40 pm-6:11 pm

3 stops24h 31m

$246

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Fri 5/16

8:13 pm-12:02 am

1 stop3h 49m

Washington, D.C. Dulles Intl

Wed 5/21

5:02 am-8:27 am

1 stop3h 25m

$277

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 4/29

12:36 pm-2:22 pm

Nonstop1h 46m

$49

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Mon 5/19

7:50 pm-9:34 pm

Nonstop1h 44m

$89

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sun 4/20

5:45 am-7:33 am

Nonstop1h 48m

$90

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Fri 5/2

10:58 am-8:57 pm

1 stop9h 59m

$113

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Wed 5/7

4:46 pm-4:15 pm

3 stops23h 29m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 12 results

Compare providers for flights from Atlanta to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Dulles Intl in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Atlanta-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Atlanta-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Atlanta to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Washington, D.C. Dulles Intl Airport trip

Airlines

United Airlines

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.

United's Polaris Lounges at IAD offer showers, napping areas, and dining options.

Read more about United Airlinesby Harriet Baskas

Frontier

Frontier's UpFront Plus seats offer a guaranteed empty middle seat for extra comfort.

For early morning flights, Frontier has a better chance of on-time departures.

Read more about Frontierby Marisa Garcia

Airports

ATL

For quicker security, check the South security area if the main lines are long. It's often faster.

IAD

The Washington Metro Silver Line reaches IAD in under 40 minutes, offering a cheap city connection.

Our travel experts

Harriet Baskas

Expert on United Airlines

Marisa Garcia

Expert on Frontier

Chris Dong

Expert on ATL

Ramsey Qubein

Expert on IAD

Best time to book a flight from Atlanta to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Atlanta with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Atlanta to Washington, D.C. Dulles Intl Airport, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Atlanta to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Atlanta to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ATL to IAD?

When flying from Atlanta to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 87% versus a flight at noon.

What is the cheapest day to fly from Atlanta to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Atlanta to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Atlanta to Washington, D.C. Dulles Intl Airport

The most flights from ATL to IAD are scheduled on a Thursday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Peruse reviews from past customers who have flown with Delta, Avelo Airlines and United Airlines from Atlanta to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Avelo Airlines

7.5

Good

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Sun Country Air

6.9

Okay

348 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

What airport do you fly from for flights from Atlanta to Washington, D.C. Dulles Intl?
Most people fly from Atlanta Hartsfield-Jackson (ATL) if they book a flight from Atlanta to Washington, D.C. Dulles Intl. On average, Hartsfield-Jackson has 25 outbound flights to Washington, D.C. Dulles Intl per day from 4 airlines. Atlanta Hartsfield-Jackson is conveniently located just 8.2 mi from Atlanta’s city center.
What are the cheapest airlines flying from Atlanta to Washington, D.C. Dulles Intl Airport round-trip?
Cheapflights users have booked flights from Atlanta to Washington, D.C. Dulles Intl Airport round-trip from $100. Other airlines that can offer you cheap pricing are Delta, from $182, and United Airlines, from $187. Frontier is currently priced 53% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Atlanta to Washington, D.C. Dulles Intl Airport one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $49. United Airlines flights start at $89 while deals on Delta start at $109 one-way.
What are the most reliable airlines from Atlanta to Washington, D.C. Dulles Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Atlanta to Washington, D.C. Dulles Intl Airport on time: ANA (100%), Republic Airways (100%), Copa Airlines (93%).
What are the cheapest flights from Atlanta to Washington, D.C. Dulles Intl Airport?
The cheapest flight price from Atlanta to Washington, D.C. Dulles Intl Airport is $54. On average you can expect to pay $1,614. The most popular route, (Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl), can usually be booked for $114.
Can I find deals for flights from Atlanta to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Atlanta to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Atlanta to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Dulles Intl.
Can I find deals for business class flights from Atlanta to Dulles Intl?
Yes. Cheapflights offers flight deals from Atlanta to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Atlanta to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Atlanta to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Arlington

Alexandria

Fairfax

Tysons

Springfield

Rockville

Woodbridge

Gaithersburg

Fredericksburg

Linthicum Heights

Silver Spring

Falls Church

Laurel

Easton

Herndon

Sterling

Bowie

Gettysburg

National Harbor

Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Atlanta to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$36	Average$109	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$46	Average$111	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$131	Average$254	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$148	Average$266	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$49+ Cheap flights from Atlanta (ATL) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Atlanta to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl are usually found in February or January, booked 89 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Atlanta to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Atlanta to Dulles Intl

Cheapest flights from Atlanta to Dulles IntlExplore the most affordable flight options available from Atlanta to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Atlanta to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Atlanta to Washington, D.C. Dulles Intl Airport that are best for you.

Compare providers for flights from Atlanta to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Dulles Intl in March.

The best insider tips for Atlanta to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Washington, D.C. Dulles Intl Airport trip

Airlines

United Airlines

Frontier

Airports

ATL

IAD

Our travel experts

Best time to book a flight from Atlanta to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Atlanta with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Dulles Intl. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from ATL to IAD?

Find hourly flight availability from Atlanta to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

What is the cheapest day to fly from Atlanta to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Dulles Intl. Price data was last updated on March 23, 2025.

Weekly flight availability from Atlanta to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Atlanta to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 28, 2025.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

Peruse reviews from past customers who have flown with Delta, Avelo Airlines and United Airlines from Atlanta to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Atlanta to Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Atlanta to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from Atlanta to Washington, D.C. Dulles Intl Airport one-way?

What are the most reliable airlines from Atlanta to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Atlanta to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Atlanta to Dulles Intl that include hotel bookings?

How can I find direct flights from Atlanta to Dulles Intl?

Can I find deals for business class flights from Atlanta to Dulles Intl?

What is the cheapest month to book a flight from Atlanta to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Atlanta?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Atlanta to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Atlanta to Dulles Intl

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Atlanta to Dulles Intl
Explore the most affordable flight options available from Atlanta to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.