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Cheap flights from Buffalo to Washington, D.C. from C$ 100

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — WAS
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Buffalo to Washington, D.C. are usually found in August or May, booked 83 days in advance, depart on a Thursday or Saturday and return on a Monday

Cheap 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 17 September 2025.

Round-trip from

C$ 201

One-way from

C$ 100

Popular in

November

Cheapest in

August

Average price

C$ 373

Good round-trip deal

C$ 322 or less

Good one-way deal

C$ 211 or less
Frontier
  • Frontier
  • 14/11-16/11
  • 2 total stops
  • 17h 28m total
  • Buffalo to Washington, D.C.
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Frontier
  • Frontier
  • 26/9
  • 1 total stop
  • 6h 53m total
  • Buffalo to Washington, D.C.
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Highest demand for flights based on searches. 5% potential increase in price (C$ 27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Buffalo to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Buffalo to Washington, D.C. (WAS).
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Find flight deals from Buffalo to Washington, D.C.

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 17 September 2025.

Fri 14/112:42 p.m.BUF - BWI
1 stop9h 31mFrontier
Sun 16/115:50 a.m.BWI - BUF
1 stop7h 57mFrontier
Deal found 16/9C$ 201
Fri 10/109:13 p.m.BUF - BWI
1 stop12h 08mFrontier
Sun 19/1011:31 a.m.BWI - BUF
1 stop8h 47mFrontier
Deal found 16/9C$ 245
Thu 30/1010:37 a.m.BUF - IAD
Nonstop1h 18mUnited Airlines
Sun 2/118:25 a.m.IAD - BUF
Nonstop1h 24mUnited Airlines
Deal found 16/9C$ 246
Thu 2/102:50 p.m.BUF - IAD
Nonstop1h 22mUnited Airlines
Mon 6/108:20 a.m.IAD - BUF
Nonstop1h 23mUnited Airlines
Deal found 17/9C$ 260
Wed 19/117:30 p.m.BUF - IAD
Nonstop1h 24mUnited Airlines
Sat 22/1112:48 p.m.IAD - BUF
Nonstop1h 32mUnited Airlines
Deal found 16/9C$ 263
Wed 8/1010:28 a.m.BUF - IAD
Nonstop1h 17mUnited Airlines
Sun 12/108:20 a.m.IAD - BUF
Nonstop1h 23mUnited Airlines
Deal found 16/9C$ 264
Thu 16/107:30 p.m.BUF - DCA
1 stop3h 29mDelta
Thu 23/106:05 a.m.DCA - BUF
1 stop4h 26mDelta
Deal found 16/9C$ 274
Fri 17/107:30 p.m.BUF - IAD
1 stop3h 30mDelta
Mon 20/107:59 p.m.IAD - BUF
1 stop3h 57mDelta
Deal found 17/9C$ 274
Thu 20/1110:37 a.m.BUF - IAD
Nonstop1h 18mUnited Airlines
Sun 23/118:25 a.m.IAD - BUF
Nonstop1h 24mUnited Airlines
Deal found 16/9C$ 279
Fri 14/115:30 p.m.BUF - DCA
1 stop4h 03mJetBlue
Mon 17/113:09 p.m.DCA - BUF
1 stop6h 57mJetBlue
Deal found 15/9C$ 282
Fri 31/1010:37 a.m.BUF - IAD
Nonstop1h 18mUnited Airlines
Mon 3/1112:48 p.m.IAD - BUF
Nonstop1h 32mUnited Airlines
Deal found 17/9C$ 283
Fri 17/107:45 p.m.BUF - IAD
Nonstop1h 22mUnited Airlines
Mon 20/108:20 a.m.IAD - BUF
Nonstop1h 23mUnited Airlines
Deal found 16/9C$ 286

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 17 September 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

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 2/10

2:50 p.m.-4:12 p.m.

Nonstop1h 22m

Washington, D.C. Dulles Intl

Mon 6/10

8:20 a.m.-9:43 a.m.

Nonstop1h 23m

C$ 260

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Wed 19/11

10:37 a.m.-11:55 a.m.

Nonstop1h 18m

Washington, D.C. Dulles Intl

Sun 23/11

12:48 p.m.-2:20 p.m.

Nonstop1h 32m

C$ 263

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Wed 5/11

6:03 a.m.-12:27 p.m.

1 stop6h 24m

Washington, D.C. Reagan-National

Sun 9/11

6:06 a.m.-10:37 a.m.

1 stop4h 31m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Tue 21/10

7:30 p.m.-11:00 p.m.

1 stop3h 30m

Washington, D.C. Dulles Intl

Sat 25/10

6:05 a.m.-9:50 a.m.

1 stop3h 45m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 3/10

7:45 p.m.-9:07 p.m.

Nonstop1h 22m

Washington, D.C. Dulles Intl

Sun 5/10

8:20 a.m.-9:43 a.m.

Nonstop1h 23m

C$ 274

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 26/2

7:00 a.m.-11:53 a.m.

1 stop4h 53m

Washington, D.C. Dulles Intl

Sun 1/3

6:10 a.m.-9:45 a.m.

1 stop3h 35m

C$ 274

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Fri 14/11

5:30 p.m.-9:33 p.m.

1 stop4h 03m

Washington, D.C. Reagan-National

Mon 17/11

3:09 p.m.-10:06 p.m.

1 stop6h 57m

C$ 282

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Fri 3/10

7:00 a.m.-11:10 a.m.

1 stop4h 10m

Washington, D.C. Reagan-National

Mon 6/10

4:20 p.m.-9:00 p.m.

1 stop4h 40m

C$ 282

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 17/10

7:45 p.m.-9:07 p.m.

Nonstop1h 22m

Washington, D.C. Dulles Intl

Mon 20/10

8:20 a.m.-9:43 a.m.

Nonstop1h 23m

C$ 286

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 4/10

6:15 a.m.-11:35 a.m.

1 stop5h 20m

Washington, D.C. Reagan-National

Mon 6/10

5:00 p.m.-11:56 p.m.

1 stop6h 56m

C$ 288

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/9

Showing 1-10 of 60 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 12 September 2025.

Booking 83 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, February is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. (average of C$ 256). Flying from Buffalo to Washington, D.C. in October is currently the most expensive (average of C$ 352). 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 17 September 2025.

It’s typically best to fly out from Buffalo to Washington, D.C. in the afternoon. Doing so could potentially save you 50% on the flight price compared to flying at noon, 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 14 September 2025.

Travelers seeking maximum savings on their Buffalo to Washington, D.C. flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday at noon 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 17 September 2025.

The most flights from BUF to WAS are scheduled on a Monday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Buffalo 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 17 September 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
4,242 reviews
Check prices

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews
Check prices

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews
Check prices

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews
Check prices

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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 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 14 outbound flights to Washington, D.C. per day.

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

    For as low as C$ 260, United Airlines can have you in Washington, D.C. from Buffalo in 1h 22m. 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 cheapest airlines to fly from Buffalo to Washington, D.C. one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as C$ 155. However, be on the lookout for offers from Southwest and United Airlines, as they are both options that can get you from Buffalo to Washington, D.C. for a low price.

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

    Most travellers choose Buffalo - Baltimore/Washington, Buffalo - Washington, D.C. Dulles Intl or Buffalo - Washington, D.C. Reagan-National 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 Mesa Airlines (98%), United Airlines (92%) or GoJet (92%) 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$ 321. On average you can expect to pay C$ 1,461. The most popular route, (Buffalo - Baltimore/Washington), can usually be booked for C$ 213.

  • 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, February is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. (average of C$ 256). Flying from Buffalo to Washington, D.C. in October is currently the most expensive (average of C$ 352). 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
Herndon
Hanover
Reston
Fairfax
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Alexandria
Manassas
Fredericksburg
Rockville

Browse thousands of different options on Cheapflights for your next trip

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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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 176AverageC$ 313FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 205AverageC$ 273FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 247AverageC$ 445FlexibilityNo cancel feeOn-time63%
Search Southwest flights
United AirlinesCheapestC$ 328AverageC$ 356FlexibilityNo 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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