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

According to our current data, United Airlines ($112), Frontier ($160), and Delta ($206) offers the cheapest pricing from Raleigh to Washington, D.C. Dulles Intl Airport. United Airlines is 59% cheaper than the average price of flights available within the next 90 days to this destination.

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

The cheapest airlines for a one-way flight from Raleigh to Washington, D.C. Dulles Intl Airport are United Airlines ($64), Frontier ($80), and Avelo Airlines ($88).

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

On average you can expect to pay $1,820 for a flight from Raleigh to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $99 while the most popular route, (Raleigh-Durham - Washington, D.C. Dulles Intl) is currently priced at $97.

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

Before booking your flight to Washington, D.C. Dulles Intl Airport from Raleigh, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (95%), GoJet (92%), Austrian Airlines( 91%).

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

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 23% on the overall cost on flights from Raleigh to Washington, D.C. Dulles Intl Airport.

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

Our data shows that May tends to be the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Raleigh. Users have commonly found prices around $231 for the month, but tickets can be as low as $96. Due to multiple factors, prepare for potentially higher prices in September.

Most accurate provider : When it comes to deals on Raleigh-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 Raleigh-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-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 Raleigh-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 Raleigh-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 Raleigh to Washington, D.C. Dulles Intl?

Located just 11.1 mi from the city center, Raleigh-Durham is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Raleigh. Booking flights from Raleigh-Durham (RDU) to Washington, D.C. Dulles Intl should be relatively easy as there are 15 daily outbound flights to Washington, D.C. Dulles Intl from 2 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Raleigh 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.

$64+ Flights from Raleigh to Washington, D.C. Dulles Intl Airport

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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”

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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.

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Cheapflights Tip: The best prices from Raleigh-Durham to Washington, D.C. Dulles Intl are usually found in July or May, booked 77 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Raleigh to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$112 (United Airlines)
One-way from	$64 (United Airlines)
Popular in	February
Cheapest in	July
Average price	$328
Good round-trip deal	$521 or less
Good one-way deal	$181 or less

Provider with most accurate pricing for Raleigh-Durham-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Raleigh-Durham-Washington, D.C. Dulles Intl flights.

Search Deals

From Raleigh-Durham to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Raleigh-Durham to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($31 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 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 Raleigh-Durham to Washington, D.C. Dulles Intl.

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Price to beat on a one-way flight from Raleigh-Durham to Washington, D.C. Dulles Intl.

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Find flight deals from Raleigh to Dulles Intl

Cheapest flights from Raleigh to Dulles Intl
Explore the most affordable flight options available from Raleigh to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Tue 5/61:18 pmRDU - IAD

Nonstop1h 16mUnited Airlines

Fri 5/910:36 pmIAD - RDU

Nonstop1h 10mUnited Airlines

Deal found 3/24

$112

Sat 5/38:31 pmRDU - IAD

1 stop12h 08mFrontier

Sat 5/109:24 amIAD - RDU

1 stop7h 56mFrontier

Deal found 3/24

$160

Sat 5/37:03 amRDU - IAD

1 stop12h 50mDelta

Tue 5/68:33 pmIAD - RDU

1 stop14h 09mDelta

Deal found 3/24

$206

Tue 4/2212:49 pmRDU - IAD

1 stop3h 33mAmerican Airlines

Tue 4/292:12 pmIAD - RDU

1 stop5h 13mAmerican Airlines

Deal found 3/24

$257

Thu 5/86:16 pmRDU - IAD

2 stops26h 41mMultiple Airlines

Sun 5/118:30 amIAD - RDU

1 stop7h 59mMultiple Airlines

Deal found 3/24

$322

Best flights from Raleigh to Dulles Intl
Discover carefully curated flight deals from Raleigh to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Tue 5/61:18 pmRDU - IAD

Nonstop1h 16mUnited Airlines

Fri 5/910:36 pmIAD - RDU

Nonstop1h 10mUnited Airlines

Deal found 3/24

$112

Sat 5/38:31 pmRDU - IAD

1 stop12h 08mFrontier

Sat 5/109:24 amIAD - RDU

1 stop7h 56mFrontier

Deal found 3/24

$160

Sat 5/37:03 amRDU - IAD

1 stop12h 50mDelta

Tue 5/68:33 pmIAD - RDU

1 stop14h 09mDelta

Deal found 3/24

$206

Tue 4/2212:49 pmRDU - IAD

1 stop3h 33mAmerican Airlines

Tue 4/292:12 pmIAD - RDU

1 stop5h 13mAmerican Airlines

Deal found 3/24

$257

Thu 5/86:16 pmRDU - IAD

2 stops26h 41mMultiple Airlines

Sun 5/118:30 amIAD - RDU

1 stop7h 59mMultiple Airlines

Deal found 3/24

$322

Last-minute flights from Raleigh to Dulles Intl
Discover last-minute flight deals from Raleigh to Dulles Intl. Data last updated March 25, 2025 and is based on user searches.

Mon 3/311:20 pmRDU - IAD

Nonstop1h 16mUnited Airlines

Mon 4/710:42 pmIAD - RDU

Nonstop1h 15mUnited Airlines

Deal found 3/24

$259

Tue 4/112:25 pmRDU - IAD

2 stops10h 35mDelta

Wed 4/27:35 amIAD - RDU

1 stop6h 25mDelta

Deal found 3/24

$356

Tue 4/15:20 amRDU - IAD

1 stop3h 50mDelta

Sat 4/267:35 amIAD - RDU

1 stop3h 59mDelta

Deal found 3/23

$229

Wed 4/26:00 amRDU - IAD

1 stop8h 29mFrontier

Wed 4/24:35 pmIAD - RDU

1 stop19h 27mFrontier

Deal found 3/24

$169

Thu 4/35:44 pmRDU - IAD

2 stops24h 08mMultiple Airlines

Mon 4/712:55 pmIAD - RDU

3 stops31h 53mMultiple Airlines

Deal found 3/23

$332

Thu 4/38:00 amRDU - IAD

2 stops8h 57mAmerican Airlines

Sun 4/65:00 amIAD - RDU

1 stop5h 25mAmerican Airlines

Deal found 3/23

$730

Tue 4/2210:43 amRDU - IAD

Nonstop1h 12mUnited Airlines

Tue 4/293:30 pmIAD - RDU

Nonstop1h 13mUnited Airlines

Deal found 3/23

$117

Tue 4/2211:15 amRDU - IAD

1 stop5h 07mAmerican Airlines

Tue 4/295:00 amIAD - RDU

2 stops10h 00mAmerican Airlines

Deal found 3/23

$341

One-way flights from Raleigh to Dulles Intl
Search for one-way flight options from Raleigh to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Sat 4/266:00 amRDU - IAD

Nonstop1h 16mUnited Airlines

Deal found 3/24

$64

Wed 6/114:54 pmRDU - IAD

1 stop7h 09mFrontier

Deal found 3/24

$80

Fri 5/28:10 amRDU - IAD

1 stop12h 47mAvelo Airlines

Deal found 3/24

$88

Wed 9/37:10 amRDU - IAD

1 stop12h 27mDelta

Deal found 3/24

$104

Wed 5/1412:50 pmRDU - IAD

1 stop4h 06mAmerican Airlines

Deal found 3/24

$129

Thu 5/297:00 pmRDU - IAD

2 stops23h 01mMultiple Airlines

Deal found 3/24

$157

Sat 6/285:33 amRDU - IAD

2 stops34h 07mQatar Airways

Deal found 3/24

$1,676

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Tue 5/6

1:18 pm-2:34 pm

Nonstop1h 16m

Washington, D.C. Dulles Intl

Fri 5/9

10:36 pm-11:46 pm

Nonstop1h 10m

$112

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Sat 5/3

8:31 pm-8:39 am

1 stop12h 08m

Washington, D.C. Dulles Intl

Sat 5/10

9:24 am-5:20 pm

1 stop7h 56m

$160

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Sat 5/3

7:03 am-7:53 pm

1 stop12h 50m

Washington, D.C. Dulles Intl

Tue 5/6

8:33 pm-10:42 am

1 stop14h 09m

$206

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Tue 4/22

12:49 pm-4:22 pm

1 stop3h 33m

Washington, D.C. Dulles Intl

Tue 4/29

2:12 pm-7:25 pm

1 stop5h 13m

$257

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Thu 5/8

6:16 pm-8:57 pm

2 stops26h 41m

Washington, D.C. Dulles Intl

Sun 5/11

8:30 am-4:29 pm

1 stop7h 59m

$322

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Sat 4/26

6:00 am-7:16 am

Nonstop1h 16m

$64

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Wed 6/11

4:54 pm-12:03 am

1 stop7h 09m

$80

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Fri 5/2

8:10 am-8:57 pm

1 stop12h 47m

$88

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Wed 9/3

7:10 am-7:37 pm

1 stop12h 27m

$104

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

Wed 5/14

12:50 pm-4:56 pm

1 stop4h 06m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 12 results

Compare providers for flights from Raleigh to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh 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
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Priceline	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 Raleigh-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 Raleigh-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-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 Raleigh-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 Raleigh-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 Raleigh to Washington, D.C. Dulles Intl Airport flights

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

Airports

RDU

RDU offers free Wi-Fi throughout the terminals. Connect to the 'RDU Free WiFi' network for seamless browsing before your flight.

IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, making it a cost-effective way to reach the city.

Our travel experts

John Walton

Expert on RDU

Ramsey Qubein

Expert on IAD

Best time to book a flight from Raleigh to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Raleigh 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 Raleigh to Washington, D.C. Dulles Intl Airport

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

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Raleigh to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $387). 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 RDU to IAD?

It’s optimal to fly from Raleigh to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the afternoon.

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

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

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

The most flights from RDU to IAD are scheduled on a Friday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 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

Get a feel of what it's like to fly with Delta, Avelo Airlines and Qatar Airways from Raleigh to Washington, D.C. 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

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Avelo Airlines

7.5

Good

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Qatar Airways

7.4

Good

3,540 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,605 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly from for flights from Raleigh to Washington, D.C. Dulles Intl?
Located just 11.1 mi from the city center, Raleigh-Durham is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Raleigh. Booking flights from Raleigh-Durham (RDU) to Washington, D.C. Dulles Intl should be relatively easy as there are 15 daily outbound flights to Washington, D.C. Dulles Intl from 2 different airlines.
What are the cheapest airlines flying from Raleigh to Washington, D.C. Dulles Intl Airport round-trip?
According to our current data, United Airlines ($112), Frontier ($160), and Delta ($206) offers the cheapest pricing from Raleigh to Washington, D.C. Dulles Intl Airport. United Airlines is 59% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Raleigh to Washington, D.C. Dulles Intl Airport one-way?
The cheapest airlines for a one-way flight from Raleigh to Washington, D.C. Dulles Intl Airport are United Airlines ($64), Frontier ($80), and Avelo Airlines ($88).
What are the most reliable airlines from Raleigh to Washington, D.C. Dulles Intl Airport?
Before booking your flight to Washington, D.C. Dulles Intl Airport from Raleigh, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (95%), GoJet (92%), Austrian Airlines( 91%).
What are the cheapest flights from Raleigh to Washington, D.C. Dulles Intl Airport?
On average you can expect to pay $1,820 for a flight from Raleigh to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $99 while the most popular route, (Raleigh-Durham - Washington, D.C. Dulles Intl) is currently priced at $97.
Can I find deals for flights from Raleigh to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Raleigh to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Raleigh to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Dulles Intl.
Can I find deals for business class flights from Raleigh to Dulles Intl?
Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Raleigh to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $387). 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.

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Top 2 airlines flying from Raleigh to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$177	Average$448	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$178	Average$264	FlexibilityNo cancel fee	On-time69%

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$64+ Cheap flights from Raleigh (RDU) 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Raleigh 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 Raleigh-Durham to Washington, D.C. Dulles Intl are usually found in July or May, booked 77 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Raleigh 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 Raleigh to Dulles Intl

Cheapest flights from Raleigh to Dulles IntlExplore the most affordable flight options available from Raleigh to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Raleigh to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Raleigh 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 Raleigh to Dulles Intl in March.

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

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

Airports

RDU

IAD

Our travel experts

Best time to book a flight from Raleigh to Dulles Intl

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

Cheapflights Insights

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

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

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

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

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

Find hourly flight availability from Raleigh 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 25, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Dulles Intl. Price data was last updated on March 16, 2025.

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

Explore weekly flight availability from Raleigh 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 25, 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

Get a feel of what it's like to fly with Delta, Avelo Airlines and Qatar Airways from Raleigh to Washington, D.C. by reading reviews from past customers. Users have also rated airlines 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 Raleigh 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 Raleigh to Washington, D.C. Dulles Intl?

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

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

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

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

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

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

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Cheapest flights from Raleigh to Dulles Intl
Explore the most affordable flight options available from Raleigh to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.