Washington, D.C.

$60+ Cheap flights from Raleigh (RDU) to Washington, D.C. (WAS)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — WAS
Mar 11 — Mar 181
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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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Cheapflights Tip: The best prices from Raleigh-Durham to Washington, D.C. are usually found in August or September, booked 77 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Raleigh to Washington, D.C.

Cheapest flights from Raleigh to Washington, D.C.
Explore the most affordable flight options available from Raleigh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:25 am
RDU
-
BWI
1 stop11h 22m
Frontier
Sat 2/286:42 pm
BWI
-
RDU
1 stop5h 28m
Frontier
Deal found 2/9$127
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:10 am
RDU
-
BWI
1 stop18h 26m
Frontier
Mon 3/26:00 am
BWI
-
RDU
1 stop10h 15m
Frontier
Deal found 2/7$128
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:10 pm
RDU
-
BWI
1 stop7h 21m
Frontier
Tue 3/35:58 pm
BWI
-
RDU
1 stop6h 12m
Frontier
Deal found 2/8$129
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:10 am
RDU
-
BWI
1 stop18h 21m
Frontier
Tue 2/245:58 pm
BWI
-
RDU
1 stop6h 12m
Frontier
Deal found 2/6$131
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:25 am
RDU
-
BWI
1 stop18h 06m
Frontier
Wed 2/256:50 pm
BWI
-
RDU
1 stop5h 21m
Frontier
Deal found 2/6$132
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:10 pm
RDU
-
BWI
1 stop24h 03m
Frontier
Fri 2/276:00 am
BWI
-
RDU
1 stop11h 59m
Frontier
Deal found 2/8$133
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:54 pm
RDU
-
BWI
1 stop5h 37m
Frontier
Mon 2/236:08 pm
BWI
-
RDU
1 stop6h 02m
Frontier
Deal found 2/6$136
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:07 pm
RDU
-
BWI
1 stop8h 36m
Frontier
Tue 3/173:19 pm
BWI
-
RDU
1 stop8h 01m
Frontier
Deal found 2/6$138
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:25 am
RDU
-
BWI
1 stop11h 22m
Frontier
Sat 3/74:53 pm
BWI
-
RDU
1 stop15h 04m
Frontier
Deal found 2/7$139
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:10 am
RDU
-
BWI
1 stop18h 21m
Multiple Airlines
Wed 2/2512:30 pm
BWI
-
RDU
2 stops11h 41m
Multiple Airlines
Deal found 2/6$143
This JetBlue deal was found by Cheapflights users on 2/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:04 am
RDU
-
DCA
1 stop7h 45m
JetBlue
Sun 3/86:00 am
DCA
-
RDU
1 stop4h 10m
JetBlue
Deal found 2/7$177
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:54 pm
RDU
-
IAD
1 stop15h 31m
Multiple Airlines
Fri 2/202:58 pm
IAD
-
RDU
2 stops16h 54m
Multiple Airlines
Deal found 2/8$178

Find flight deals from Raleigh to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Washington, D.C. (WAS). 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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$127
(Kiwi.com)

One-way from

$60
(Trip.com)

Popular in

February

Cheapest in

August

Average price

$287

Good round-trip deal

$239 or less

Good one-way deal

$158 or less
Provider with most accurate pricing for Raleigh-Durham-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Raleigh-Durham-Washington, D.C. (WAS) flights.
From Raleigh-Durham to Washington, D.C. (WAS)
One-way flight from Raleigh-Durham to Washington, D.C. (WAS)
Highest demand for flights based on searches. 7% potential increase in price ($19 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Raleigh-Durham to Washington, D.C. (WAS).
Price to beat on a one-way flight from Raleigh-Durham to Washington, D.C. (WAS).

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh to Washington, D.C. 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 February 9, 2026.
Use the filters below to find and compare flights from Raleigh to Washington, D.C. that are best for you.

Fly from

Raleigh

Fly to

Washington, D.C.

Route

Depart

Return

Price

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Sat 2/28

6:10 am-5:47 pm

1 stop11h 37m

Baltimore/Washington

Sun 3/1

5:08 pm-10:38 am

1 stop17h 30m

$149

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Thu 2/19

6:53 pm-12:20 am

1 stop5h 27m

Baltimore/Washington

Mon 2/23

6:08 pm-12:10 am

1 stop6h 02m

$153

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Thu 2/26

6:55 pm-12:31 am

1 stop5h 36m

Baltimore/Washington

Sun 3/1

5:45 am-9:52 am

1 stop28h 07m

$153

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Fri 3/13

4:07 pm-3:52 pm

1 stop23h 45m

Baltimore/Washington

Sat 3/21

5:45 pm-8:27 am

1 stop14h 42m

$155

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Fri 4/10

9:23 am-8:00 am

1 stop22h 37m

Baltimore/Washington

Sun 4/12

6:22 pm-7:56 am

1 stop13h 34m

$160

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Sat 5/2

7:20 pm-8:35 pm

Nonstop1h 15m

Baltimore/Washington

Thu 5/7

8:10 am-9:30 am

Nonstop1h 20m

$171

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Mon 3/9

8:25 pm-9:40 pm

Nonstop1h 15m

Baltimore/Washington

Mon 3/16

8:20 am-9:40 am

Nonstop1h 20m

$171

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Sat 4/11

7:20 pm-8:35 pm

Nonstop1h 15m

Baltimore/Washington

Mon 4/13

8:10 am-9:30 am

Nonstop1h 20m

$171

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Thu 3/26

8:25 pm-9:40 pm

Nonstop1h 15m

Baltimore/Washington

Sat 3/28

6:25 pm-7:40 pm

Nonstop1h 15m

$171

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

Thu 3/12

5:40 am-6:50 am

Nonstop1h 10m

Baltimore/Washington

Mon 3/16

5:10 pm-6:25 pm

Nonstop1h 15m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Showing 1-10 of 56 results
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Compare providers for flights from Raleigh to Washington, D.C.

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 Washington, D.C. in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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. 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. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Washington, D.C. 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. 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 Raleigh to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Washington, D.C.. Price data was last updated on February 6, 2026.

The best time to book flights from Raleigh to Washington, D.C. is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, June is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. (average of $92). Flying from Raleigh to Washington, D.C. in December is currently the most expensive (average of $179). 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 WAS?

Find hourly flight availability from Raleigh to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 9, 2026.

A simple way to save on the total cost of your ticket is to fly from Raleigh to Washington, D.C. in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Washington, D.C.. Price data was last updated on February 7, 2026.

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

How often are flights from Raleigh to Washington, D.C. delayed?

About 18% of weekly flights between Raleigh and Washington, D.C. have experienced delays in the past year, with the average delay time being 114 minutes.

What is the most punctual flight time for Raleigh to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Raleigh to Washington, D.C. flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 7% of flights being delayed.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Raleigh to Washington, D.C. trip
Our travel experts
John Walton

John Walton

Expert on RDU

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Ramsey Qubein

Ramsey Qubein

Expert on IAD

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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated February 9, 2026.
Read through reviews of airlines operating flights from Raleigh to Washington, D.C., such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Washington, D.C.. 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.?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly out of when you book flights from Raleigh to Washington, D.C.. 6 airlines have flights from Raleigh-Durham to Washington, D.C. on a regular basis. Booking flights from Raleigh-Durham to Washington, D.C. should not be difficult; the airport handles an average of 17 outbound flights to Washington, D.C. per day.

  • How long is the flight from Raleigh to Washington, D.C.?

    A quick flight from Raleigh to Washington, D.C. can take about 1h 10m. Frontier provides one of the quickest options available for as low as $179. The distance between Raleigh and Washington, D.C. is about 224 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Delta is currently your cheapest option to Washington, D.C., with prices starting at $123. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $173 and $174, respectively. Delta is 48% 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. one-way?

    The cheapest airlines for a one-way flight from Raleigh to Washington, D.C. are Frontier ($55), American Airlines ($88), and Delta ($88).

  • What are the most popular routes from Raleigh to Washington, D.C.?

  • What are the most reliable airlines from Raleigh to Washington, D.C.?

    Consider Mesa Airlines (100%), Republic Airways (89%) or Air China (88%) when booking your flight. These represent the most reliable airlines when flying from Raleigh to Washington, D.C..

  • What are the cheapest flights from Raleigh to Washington, D.C.?

    Looking at all options, your cheapest flight can be booked for $98. While the most popular route (Raleigh-Durham - Washington, D.C. Reagan-National) can be booked for $157 on average, our data indicates $925 when flying from Raleigh to Washington, D.C..

  • Can I find deals for flights from Raleigh to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Raleigh to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Washington, D.C.?

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

  • Can I find deals for business class flights from Raleigh to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Raleigh to Washington, D.C. 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.?

    Currently, June is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. (average of $92). Flying from Raleigh to Washington, D.C. in December is currently the most expensive (average of $179). 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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.

Top 6 airlines flying from Raleigh to Washington, D.C.

Discover the top 6 airlines that operate flights from Raleigh to Washington, D.C.. 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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$128FlexibilityNo cancel feeOn-time65%
DeltaCheapest$123Average$233FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$142Average$178FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$158Average$272FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$173Average$244FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$174Average$258FlexibilityNo cancel feeOn-time71%

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