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Cheap flights from Buffalo to Washington, D.C. from C$ 123

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — WAS
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Buffalo to Washington, D.C. are usually found in August or January, booked 80 days in advance, depart on a Thursday or Saturday and return on a Monday

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

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Washington, D.C.
Explore the most affordable flight options available from Buffalo to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 December 2025.

Wed 24/122:50 p.m.BUF - IAD
Nonstop1h 29mUnited Airlines
Tue 20/112:40 p.m.IAD - BUF
Nonstop1h 34mUnited Airlines
Deal found 21/12C$ 292
Wed 24/1210:29 a.m.BUF - IAD
Nonstop1h 26mUnited Airlines
Sun 28/128:20 a.m.IAD - BUF
Nonstop1h 26mUnited Airlines
Deal found 20/12C$ 333
Wed 24/122:50 p.m.BUF - IAD
Nonstop1h 29mUnited Airlines
Thu 25/125:30 p.m.IAD - BUF
Nonstop1h 36mUnited Airlines
Deal found 21/12C$ 337
Thu 25/126:00 a.m.BUF - DCA
1 stop4h 57mAmerican Airlines
Tue 30/1210:15 p.m.DCA - BUF
Nonstop1h 17mAmerican Airlines
Deal found 21/12C$ 347
Thu 25/126:10 a.m.BUF - DCA
1 stop5h 27mDelta
Tue 30/125:35 p.m.DCA - BUF
1 stop5h 53mDelta
Deal found 21/12C$ 361
Wed 31/127:48 p.m.BUF - IAD
Nonstop1h 32mUnited Airlines
Thu 1/112:40 p.m.IAD - BUF
Nonstop1h 34mUnited Airlines
Deal found 22/12C$ 363
Wed 24/125:52 p.m.BUF - DCA
1 stop4h 58mDelta
Thu 25/125:35 p.m.DCA - BUF
1 stop4h 58mDelta
Deal found 22/12C$ 365
Fri 26/1210:29 a.m.BUF - IAD
Nonstop1h 26mUnited Airlines
Sat 3/18:20 a.m.IAD - BUF
Nonstop1h 26mUnited Airlines
Deal found 20/12C$ 377
Tue 23/125:22 p.m.BUF - DCA
Nonstop1h 29mAmerican Airlines
Tue 30/1210:15 p.m.DCA - BUF
Nonstop1h 17mAmerican Airlines
Deal found 21/12C$ 384
Tue 23/1210:29 a.m.BUF - IAD
Nonstop1h 26mUnited Airlines
Wed 31/128:20 a.m.IAD - BUF
Nonstop1h 26mUnited Airlines
Deal found 21/12C$ 384
Tue 23/1210:29 a.m.BUF - IAD
Nonstop1h 26mUnited Airlines
Thu 25/128:20 a.m.IAD - BUF
Nonstop1h 26mUnited Airlines
Deal found 22/12C$ 388
Mon 22/122:50 p.m.BUF - IAD
Nonstop1h 29mUnited Airlines
Mon 29/125:30 p.m.IAD - BUF
Nonstop1h 36mUnited Airlines
Deal found 22/12C$ 398

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

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 23 December 2025.

Round-trip from

C$ 238

One-way from

C$ 123

Popular in

October

Cheapest in

August

Average price

C$ 370

Good round-trip deal

C$ 369 or less

Good one-way deal

C$ 141 or less
Frontier
  • Frontier
  • 18/1-25/1
  • 2 total stops
  • 46h 32m total
  • Buffalo to Washington, D.C.
Search Deals
JetBlue
  • JetBlue
  • 20/1
  • 1 total stop
  • 4h 04m total
  • Buffalo to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Buffalo to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Buffalo to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 629,999 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Buffalo to Washington, D.C. that are best for you.

Fly from

Buffalo

Fly to

Washington, D.C.

Route

Depart

Return

Price

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Sun 18/1

10:11 a.m.-7:23 a.m.

1 stop21h 12m

Baltimore/Washington

Sun 25/1

11:24 a.m.-12:44 p.m.

1 stop25h 20m

C$ 238

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Thu 14/5

6:00 a.m.-11:37 a.m.

1 stop5h 37m

Washington, D.C. Reagan-National

Sun 17/5

6:30 a.m.-11:10 a.m.

1 stop4h 40m

C$ 244

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 24/1

10:00 a.m.-5:04 p.m.

1 stop7h 04m

Washington, D.C. Reagan-National

Tue 27/1

10:05 a.m.-2:30 p.m.

1 stop4h 25m

C$ 244

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Wed 11/3

3:05 p.m.-9:00 p.m.

1 stop5h 55m

Washington, D.C. Reagan-National

Sat 14/3

1:59 p.m.-6:57 p.m.

1 stop4h 58m

C$ 264

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 9/1

2:49 p.m.-4:19 p.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 11/1

5:48 p.m.-7:25 p.m.

Nonstop1h 37m

C$ 267

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Thu 22/1

1:39 p.m.-12:36 a.m.

1 stop10h 57m

Baltimore/Washington

Sun 25/1

6:00 a.m.-12:44 p.m.

1 stop6h 44m

C$ 271

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Thu 15/1

5:35 p.m.-9:23 p.m.

1 stop3h 48m

Washington, D.C. Reagan-National

Sun 18/1

6:05 a.m.-11:22 a.m.

1 stop5h 17m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 30/1

5:44 p.m.-11:06 p.m.

1 stop5h 22m

Washington, D.C. Dulles Intl

Sun 1/2

6:00 a.m.-9:53 a.m.

1 stop3h 53m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 22/1

12:25 p.m.-4:46 p.m.

1 stop4h 21m

Washington, D.C. Dulles Intl

Sun 25/1

7:49 p.m.-12:16 a.m.

1 stop4h 27m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Wed 11/3

5:50 p.m.-10:59 p.m.

1 stop5h 09m

Washington, D.C. Dulles Intl

Sat 14/3

6:00 a.m.-11:44 a.m.

1 stop5h 44m

C$ 274

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/12

Showing 1-10 of 58 results
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Best time to book a flight from Buffalo to Washington, D.C.

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

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Washington, D.C.. Price data was last updated on 19 December 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Washington, D.C.. 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 Buffalo to Washington, D.C.?

Currently, October is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. (average of C$ 118). Flying from Buffalo to Washington, D.C. in December is currently the most expensive (average of C$ 256). 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 BUF to WAS?

Find hourly flight availability from Buffalo 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 23 December 2025.

It’s typically best to fly out from Buffalo to Washington, D.C. in the morning. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Washington, D.C.. Price data was last updated on 20 December 2025.

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

Weekly flight availability from Buffalo to Washington, D.C.

Explore weekly flight availability from Buffalo 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 23 December 2025.

The most flights from BUF to WAS are scheduled on a Monday (15 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).

What’s the top layover airport for flights from Buffalo to Washington, D.C.?

Share of one-stop round-trip flights from Buffalo to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same layover each way.

Newark (EWR) – chosen by Cheapflights users on 33% of one-stop itineraries from Buffalo to Washington, D.C. on Cheapflights.

What’s the cheapest layover airport for flights from Buffalo to Washington, D.C.?

Average round-trip fare for 1-stop flights from Buffalo to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same layover each way.

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of C$ 221.

What’s the fastest layover option from Buffalo to Washington, D.C.?

Shortest average travel time for 1-stop one-way flights from Buffalo to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 3h 26m.

Which airport typically offers the quickest layover for flights from Buffalo to Washington, D.C.?

Average layover duration for 1-stop one-way flights from Buffalo to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 0h 47m.

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 23 December 2025.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Buffalo to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews
Check prices

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews
Check prices

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
United Airlines
7.4
Good
9,105 reviews
Southwest
8.0
Very good
4,253 reviews
Check prices

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
American Airlines
7.2
Good
11,054 reviews
Southwest
8.0
Very good
4,253 reviews
Check prices

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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 Buffalo 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 Buffalo to Washington, D.C.?

    Buffalo (BUF), located 13.4 km from the city centre, is the airport you fly out of when you book flights from Buffalo to Washington, D.C.. 4 airlines have flights from Buffalo to Washington, D.C. on a regular basis. Booking flights from Buffalo to Washington, D.C. should not be difficult; the airport handles an average of 12 outbound flights to Washington, D.C. per day.

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

    For as low as C$ 267, Frontier can have you in Washington, D.C. from Buffalo in 1h 30m. Buffalo and Washington, D.C. are separated by a distance of 457 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Buffalo to Washington, D.C. round-trip from C$ 205. Another airline that can offer you cheap pricing is United Airlines. American Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

    Most travellers choose Buffalo - Baltimore/Washington, Buffalo - Washington, D.C. Reagan-National or Buffalo - Washington, D.C. Dulles Intl when deciding on the best route from Buffalo to Washington, D.C..

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

    Consider CommutAir (84%), Lufthansa (83%) or Copa Airlines (81%) when booking your flight. These represent the most reliable airlines when flying from Buffalo to Washington, D.C..

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

    The cheapest flight price from Buffalo to Washington, D.C. is C$ 204. On average you can expect to pay C$ 940. The most popular route, (Buffalo - Baltimore/Washington), can usually be booked for C$ 348.

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. (average of C$ 118). Flying from Buffalo to Washington, D.C. in December is currently the most expensive (average of C$ 256). 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

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

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 4 airlines flying from Buffalo to Washington, D.C.

Discover the top 4 airlines that operate flights from Buffalo 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 629,999 searches. Data last updated 23 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 107AverageC$ 289FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 205AverageC$ 274FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 244AverageC$ 422FlexibilityNo cancel feeOn-time63%
Search Southwest flights
United AirlinesCheapestC$ 329AverageC$ 371FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buffalo to Washington, D.C.?

Cheapflights helps you search for flights from Buffalo to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from Buffalo by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Buffalo to Washington, D.C. with no change fees?

Need flexible booking options for your flight to Washington, D.C. from Buffalo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to Washington, D.C. become cheaper?

Yes, Cheapflights offers price alerts on Buffalo to Washington, D.C. flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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