$77 Cheap Flights from Buffalo (BUF) to Washington (WAS)

View $77 flight on Fri, Sep 5, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Washington

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Cheap Flights from Buffalo to Washington (BUF-WAS)

Prices were available within the past 7 days and start at $77 for one-way flights and $154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Oct 5 - Thu, Oct 23
BUF
Buffalo
IAD
Washington
$154 Roundtrip, found 2 hours ago
$154
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, Oct 5 from Buffalo to Washington, returning Thu, Oct 23, priced at $154 found 2 hours ago
Frontier Airlines
Fri, Oct 31 - Sun, Nov 2
BUF
Buffalo
BWI
Baltimore
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Oct 31 from Buffalo to Baltimore, returning Sun, Nov 2, priced at $160 just found
Frontier Airlines
Thu, Oct 2 - Thu, Oct 23
BUF
Buffalo
IAD
Washington
$163 Roundtrip, found 2 hours ago
$163
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Buffalo to Washington, returning Thu, Oct 23, priced at $163 found 2 hours ago
Frontier Airlines
Sun, Oct 5 - Sun, Oct 19
BUF
Buffalo
BWI
Baltimore
$166 Roundtrip, found 2 hours ago
$166
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, Oct 5 from Buffalo to Baltimore, returning Sun, Oct 19, priced at $166 found 2 hours ago
Frontier Airlines
Thu, Sep 4 - Thu, Sep 11
BUF
Buffalo
IAD
Washington
$171 Roundtrip, found 1 day ago
$171
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Buffalo to Washington, returning Thu, Sep 11, priced at $171 found 1 day ago
Frontier Airlines
Thu, Oct 2 - Mon, Oct 13
BUF
Buffalo
IAD
Washington
$172 Roundtrip, found 2 hours ago
$172
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Buffalo to Washington, returning Mon, Oct 13, priced at $172 found 2 hours ago
American Airlines
Thu, Sep 25 - Sun, Sep 28
BUF
Buffalo
DCA
Washington
$179 Roundtrip, just found
$179
Roundtrip
just found
Select American Airlines flight, departing Thu, Sep 25 from Buffalo to Washington, returning Sun, Sep 28, priced at $179 just found
United
Thu, Sep 25 - Sun, Sep 28
BUF
Buffalo
IAD
Washington
$179 Roundtrip, just found
$179
Roundtrip
just found
Select United flight, departing Thu, Sep 25 from Buffalo to Washington, returning Sun, Sep 28, priced at $179 just found
Delta
Thu, Oct 30 - Sun, Nov 2
BUF
Buffalo
BWI
Baltimore
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 30 from Buffalo to Baltimore, returning Sun, Nov 2, priced at $197 found 2 days ago
Southwest Airlines
Tue, Oct 7 - Wed, Oct 8
BUF
Buffalo
BWI
Baltimore
$217 Roundtrip, found 15 hours ago
$217
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Tue, Oct 7 from Buffalo to Baltimore, returning Wed, Oct 8, priced at $217 found 15 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Washington (WAS)

March is typically the cheapest month to fly

From $97 - $292 per traveler.

Graph displaying average flight prices per month

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $204
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $204
Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $375
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $375
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $184
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $184
Flights from Buffalo (BUF) to Washington (IAD)
Origin airport
Buffalo Niagara Intl.
Destination airport
Washington Dulles Intl.
Roundtrip price
$154
Distance
283 mi

Buffalo to Washington Flights

The cheapest times to fly from Buffalo to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Washington are during the month of October. You can find some of the cheapest flights from Buffalo to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Washington

Sunday is one of the best days to book for cheap flights from Buffalo to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $77 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much is a flight from Buffalo Niagara Intl. Airport (BUF) to Washington, DC (WAS-All Airports)?
Round-trip flights between Buffalo Niagara Intl. Airport (BUF) and Washington, DC (WAS-All Airports) start from $154. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BUF to Washington, DC (WAS-All Airports)?
Every airline has different terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Buffalo Niagara Intl. Airport (BUF) to Washington, DC (WAS-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Buffalo Niagara Intl. Airport (BUF) to Washington, DC (WAS-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Buffalo Niagara International Airport to Washington, DC (WAS-All Airports)?
With a flight distance of 286 mi, it's only a hop from Buffalo Niagara International Airport to Washington, DC (WAS-All Airports). It might be a quick journey, but it's still worth bringing along a good book to read.
Which airlines fly direct from Buffalo Niagara International Airport to Washington, DC (WAS-All Airports)?
United Airlines (UA) is one of the preferred choices for travelers jetting between Buffalo Niagara Intl. Airport (BUF) and Washington, DC (WAS-All Airports). Choose from the 91 flights it offers on this route each month. If you'd like more options, check out the fares from American Airlines (AA). This carrier operates 86 monthly flights between these airports.
Are BUF to Washington, DC (WAS-All Airports) flight tickets cheaper when they're purchased at the last minute?
It is possible to score a fantastic last-minute deal from BUF to Washington, DC (WAS-All Airports), but it's also possible to miss out altogether! As many airlines publish prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals often, so you can feel confident knowing you're always seeing the latest offers.

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*Available to One Key members.