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Dulles Intl

$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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — IAD
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl are usually found in February or January, booked 90 days in advance, depart on a Friday or Thursday and return on a Friday

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 October 10, 2025.

This Frontier deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:06 pmATL - IAD
1 stop4h 51mFrontier
Wed 11/58:40 amIAD - ATL
Nonstop2h 07mFrontier
Deal found 10/9$83
This Booking.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:00 pmATL - IAD
Nonstop1h 46mFrontier
Thu 10/239:07 pmIAD - ATL
1 stop22h 06mFrontier
Deal found 10/9$84
This Frontier deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:36 pmATL - IAD
Nonstop1h 46mFrontier
Sun 11/25:00 amIAD - ATL
Nonstop1h 58mFrontier
Deal found 10/8$85
This Cheapflightsfares deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:44 pmATL - IAD
Nonstop1h 45mFrontier
Thu 11/65:34 pmIAD - ATL
Nonstop1h 58mFrontier
Deal found 10/9$86
This CheapOair deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:00 amATL - IAD
Nonstop1h 49mFrontier
Thu 12/182:21 pmIAD - ATL
Nonstop2h 08mFrontier
Deal found 10/8$87
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:34 pmATL - IAD
Nonstop1h 46mFrontier
Fri 11/216:46 pmIAD - ATL
Nonstop2h 06mFrontier
Deal found 10/8$88
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:36 pmATL - IAD
Nonstop1h 46mFrontier
Fri 10/316:00 amIAD - ATL
Nonstop1h 58mFrontier
Deal found 10/8$89
This CheapOair deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/239:44 pmATL - IAD
Nonstop1h 45mFrontier
Thu 10/308:26 pmIAD - ATL
1 stop23h 17mFrontier
Deal found 10/9$92
This Cheapflightsfares deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:44 pmATL - IAD
Nonstop1h 45mFrontier
Thu 10/233:10 pmIAD - ATL
1 stop6h 06mFrontier
Deal found 10/9$93
This CheapOair deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:05 pmATL - IAD
1 stop22h 03mFrontier
Sun 10/266:15 amIAD - ATL
Nonstop2h 01mFrontier
Deal found 10/9$95
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 pmATL - IAD
Nonstop1h 46mFrontier
Tue 10/288:47 amIAD - ATL
Nonstop1h 58mFrontier
Deal found 10/8$96

Cheap flight deals from Atlanta to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(Frontier)

One-way from

$49
(Frontier)

Popular in

November

Cheapest in

February

Average price

$157

Good round-trip deal

$139 or less

Good one-way deal

$98 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. 8% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 10, 2025.
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

Atlanta

Fly to

Dulles Intl

Route

Depart

Return

Price

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 11/4

9:35 am-11:23 am

Nonstop1h 48m

Washington, D.C. Dulles Intl

Tue 11/11

6:00 am-11:48 am

1 stop5h 48m

$143

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Wed 12/31

9:40 am-11:30 am

Nonstop1h 50m

Washington, D.C. Dulles Intl

Fri 1/16

8:20 am-10:24 am

Nonstop2h 04m

$147

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 11/8

2:42 pm-4:30 pm

Nonstop1h 48m

Washington, D.C. Dulles Intl

Sun 11/9

10:25 pm-12:29 am

Nonstop2h 04m

$147

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sun 11/2

5:30 am-7:12 am

Nonstop1h 42m

Washington, D.C. Dulles Intl

Wed 11/12

6:00 am-11:48 am

1 stop5h 48m

$153

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 12/16

2:37 pm-4:25 pm

Nonstop1h 48m

Washington, D.C. Dulles Intl

Wed 1/7

6:00 am-11:40 am

1 stop5h 40m

$153

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sun 11/9

7:30 am-9:10 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Fri 11/14

7:21 pm-9:32 pm

Nonstop2h 11m

$157

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Thu 11/6

12:57 pm-2:36 pm

Nonstop1h 39m

Washington, D.C. Dulles Intl

Thu 11/13

10:05 am-12:04 pm

Nonstop1h 59m

$157

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 11/8

5:45 pm-7:26 pm

Nonstop1h 41m

Washington, D.C. Dulles Intl

Sun 11/9

6:00 am-8:03 am

Nonstop2h 03m

$157

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sun 11/2

5:30 am-7:12 am

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sun 11/2

5:45 pm-7:42 pm

Nonstop1h 57m

$157

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 11/1

5:30 am-7:18 am

Nonstop1h 48m

Washington, D.C. Dulles Intl

Sun 11/2

8:16 am-10:16 am

Nonstop2h 00m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 22 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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.

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?

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 October 3, 2025.

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 90 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, March is the cheapest month in which you can book a flight from Atlanta to Washington, D.C. Dulles Intl Airport (average of $37). Flying from Atlanta to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $83). 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?

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 October 10, 2025.

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 81% versus a flight at noon.

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 October 5, 2025.

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. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Washington, D.C. Dulles Intl Airport trip
Airlines
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
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
Airports
ATL

For faster security at ATL, try the South security area, often quicker than the main one.

Read more about ATLby Chris Dong
IAD

Use the Silver Line Metro to reach downtown D.C. from IAD in under 40 minutes, a cost-effective option.

Read more about IADby Ramsey Qubein
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated October 10, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and Spirit Airlines from Atlanta to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
8,966 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Spirit Airlines
6.3
Okay
8,087 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Frontier
5.8
Fair
3,143 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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

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?

    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 39 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.

  • How long is the flight from Atlanta to Washington, D.C. Dulles Intl Airport?

    A quick flight from Atlanta to Washington, D.C. Dulles Intl Airport can take about 1h 48m. United Airlines provides one of the quickest options available for as low as $143. Atlanta and Washington, D.C. Dulles Intl Airport are separated by a distance of 533 mi. All flights are typically nonstop.

  • 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 $36. Other airlines that can offer you cheap pricing are Frontier, from $57, and Delta, from $108. Spirit Airlines is currently priced 78% below the average price you’ll pay for this route.

  • 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: Republic Airways (100%), ANA (93%), Mesa Airlines (92%).

  • 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 $44. On average you can expect to pay $693. The most popular route, (Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl), can usually be booked for $56.

  • 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, March is the cheapest month in which you can book a flight from Atlanta to Washington, D.C. Dulles Intl Airport (average of $37). Flying from Atlanta to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $83). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Arlington
Tysons
Silver Spring
Springfield
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Atlanta to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Reagan-National flights
Atlanta to Baltimore flights
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Brunswick to Reagan-National flights

Top 4 airlines flying from Atlanta to Dulles Intl

Discover the top 4 airlines that operate flights from Atlanta to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$36Average$109FlexibilityNo cancel feeOn-time65%
FrontierCheapest$57Average$130FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$234FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$141Average$245FlexibilityNo cancel feeOn-time69%

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