Washington, D.C.

$66+ 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — WAS
oct. 25 — nov. 11
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Raleigh-Durham to Washington, D.C. are usually found in August or May, booked 68 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap 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 septiembre 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$131
(Cheapflightsfares)

One-way from

$66
(Cheapflightsfares)

Popular in

September

Cheapest in

August

Average price

$309

Good round-trip deal

$213 or less

Good one-way deal

$136 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. 6% potential increase in price ($16 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in September 2025
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).

Find 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 septiembre 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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.
jue. 11/611:46 amRDU - BWI
1 stop5h 03mSpirit Airlines
dom. 11/96:45 amBWI - RDU
1 stop4h 06mSpirit Airlines
Deal found 9/23$131
This Priceline deal was found by Cheapflights users on 9/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/142:57 pmRDU - BWI
1 stop5h 19mMultiple Airlines
dom. 11/166:45 amBWI - RDU
1 stop4h 06mMultiple Airlines
Deal found 9/24$138
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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.
vie. 11/75:19 pmRDU - BWI
1 stop6h 35mSpirit Airlines
dom. 11/96:45 amBWI - RDU
1 stop4h 06mSpirit Airlines
Deal found 9/24$140
This Gotogate deal was found by Cheapflights users on 9/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1810:30 amRDU - BWI
1 stop8h 46mFrontier
lun. 10/204:12 pmBWI - RDU
1 stop6h 47mFrontier
Deal found 9/24$143
This Frontier deal was found by Cheapflights users on 9/24. 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.
mar. 10/712:30 pmRDU - BWI
1 stop11h 23mFrontier
mié. 10/88:45 amBWI - RDU
1 stop6h 52mFrontier
Deal found 9/24$144
This Booking.com deal was found by Cheapflights users on 9/24. 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.
mié. 10/17:00 pmRDU - BWI
1 stop14h 23mFrontier
jue. 10/211:43 amBWI - RDU
1 stop5h 55mFrontier
Deal found 9/24$145
This Frontier deal was found by Cheapflights users on 9/23. 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.
vie. 10/36:42 pmRDU - BWI
1 stop5h 35mFrontier
mié. 10/88:45 amBWI - RDU
1 stop6h 52mFrontier
Deal found 9/23$147
This Booking.com deal was found by Cheapflights users on 9/25. 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.
mié. 11/58:00 amRDU - BWI
1 stop24h 34mFrontier
jue. 11/64:15 pmBWI - RDU
1 stop6h 43mFrontier
Deal found 9/25$151
This Priceline deal was found by Cheapflights users on 9/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/97:15 pmRDU - BWI
1 stop4h 58mFrontier
lun. 10/134:12 pmBWI - RDU
1 stop6h 47mFrontier
Deal found 9/23$153
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
mié. 11/56:10 amRDU - BWI
1 stop12h 19mFrontier
mar. 11/1110:00 amBWI - RDU
1 stop7h 08mFrontier
Deal found 9/25$154
This Frontier deal was found by Cheapflights users on 9/23. 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.
jue. 10/96:15 amRDU - BWI
1 stop9h 07mFrontier
sáb. 10/1110:00 amBWI - RDU
1 stop8h 38mFrontier
Deal found 9/23$155
This Booking.com deal was found by Cheapflights users on 9/24. 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.
jue. 10/29:02 pmRDU - BWI
1 stop18h 15mFrontier
sáb. 10/44:24 pmBWI - RDU
1 stop17h 29mFrontier
Deal found 9/24$156

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 septiembre 25, 2025.
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

vie. 10/10

7:15 pm-12:13 am

1 stop4h 58m

Baltimore/Washington

mar. 10/28

10:00 am-4:39 pm

1 stop6h 39m

$153

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

mar. 10/21

12:30 pm-5:20 pm

1 stop4h 50m

Baltimore/Washington

vie. 10/24

12:29 pm-9:35 am

1 stop21h 06m

$156

RaleighBaltimore

RDU - BWI

RDUBWI

Raleigh-Durham

lun. 10/13

6:15 am-3:12 pm

1 stop8h 57m

Baltimore/Washington

sáb. 11/1

3:05 pm-10:43 pm

1 stop7h 38m

$172

RaleighWashington, D.C.

RDU - DCA

RDUDCA

Raleigh-Durham

vie. 10/17

6:00 am-7:18 am

Nonstop1h 18m

Washington, D.C. Reagan-National

dom. 10/19

10:01 pm-11:13 pm

Nonstop1h 12m

$179

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

mié. 11/26

6:00 am-7:09 am

Nonstop1h 09m

Washington, D.C. Dulles Intl

vie. 11/28

8:25 am-9:33 am

Nonstop1h 08m

$179

RaleighWashington, D.C.

RDU - DCA

RDUDCA

Raleigh-Durham

sáb. 12/13

6:00 am-7:19 am

Nonstop1h 19m

Washington, D.C. Reagan-National

dom. 12/14

10:09 pm-11:25 pm

Nonstop1h 16m

$179

RaleighWashington, D.C.

RDU - IAD

RDUIAD

Raleigh-Durham

jue. 10/16

7:45 pm-8:53 pm

Nonstop1h 08m

Washington, D.C. Dulles Intl

lun. 10/20

10:40 pm-11:52 pm

Nonstop1h 12m

$179

RaleighWashington, D.C.

RDU - DCA

RDUDCA

Raleigh-Durham

vie. 10/31

3:43 pm-5:00 pm

Nonstop1h 17m

Washington, D.C. Reagan-National

dom. 11/2

7:58 am-9:11 am

Nonstop1h 13m

$179

RaleighWashington, D.C.

RDU - DCA

RDUDCA

Raleigh-Durham

jue. 10/16

6:00 am-7:18 am

Nonstop1h 18m

Washington, D.C. Reagan-National

dom. 10/19

7:58 am-9:11 am

Nonstop1h 13m

$179

RaleighWashington, D.C.

RDU - DCA

RDUDCA

Raleigh-Durham

mié. 11/5

3:43 pm-5:00 pm

Nonstop1h 17m

Washington, D.C. Reagan-National

lun. 11/10

5:40 pm-7:07 pm

Nonstop1h 27m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 59 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 September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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.

The best insider tips for Raleigh to Washington, D.C. 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 Raleigh to Washington, D.C. trip
Airports
RDU

RDU's security lines are efficient, with separate standard and TSA PreCheck lanes in both terminals.

Read more about RDUby John Walton
IAD

The Silver Line Metro connects IAD to Washington, D.C. in under 40 minutes, offering a cost-effective travel option.

Read more about IADby Ramsey Qubein
Our travel experts
John Walton

John Walton

Expert on RDU

John Walton

John Walton

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.

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

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 September 19, 2025.

The best time to book flights from Raleigh to Washington, D.C. is 68 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, August is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. (average of $292). Flying from Raleigh to Washington, D.C. in April is currently the most expensive (average of $337). 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 septiembre 25, 2025.

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 39% on your trip compared to booking a flight at noon.

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 September 21, 2025.

Travelers seeking maximum savings on their Raleigh to Washington, D.C. flight should consider departing on Friday 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 Raleigh to Washington, D.C.

Explore weekly flight availability from Raleigh to Washington, D.C.. 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 septiembre 25, 2025.

The most flights from RDU to WAS are scheduled on a Thursday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

How much does it cost to fly round-trip from Raleigh to Washington, D.C.?

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 septiembre 25, 2025.
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

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
8.0
Very good

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 23 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 09m. 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 $122. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $174 and $177, respectively. Delta is 49% 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 Spirit Airlines ($66), Frontier ($72), and Delta ($90).

  • 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 ITA Airways (100%), Air China (94%) or Republic Airways (90%) 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 $108. While the most popular route (Raleigh-Durham - Washington, D.C. Dulles Intl) can be booked for $179 on average, our data indicates $874 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, August is the cheapest month in which you can book a flight from Raleigh to Washington, D.C. (average of $292). Flying from Raleigh to Washington, D.C. in April is currently the most expensive (average of $337). 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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Laurel
Manassas
Hanover
Oxon Hill
Towson
National Harbor
Dundalk
Waldorf

Browse thousands of different options on Cheapflights for your next trip

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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 septiembre 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$128FlexibilityNo cancel feeOn-time65%
FrontierCheapest$108Average$172FlexibilityNo cancel feeOn-time62%
DeltaCheapest$122Average$234FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$132Average$258FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$165Average$276FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$168Average$227FlexibilityNo cancel feeOn-time69%

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