NT$7,421 Cheap Flights from Washington (IAD) to Buffalo (BUF)

View NT$7,421 flight on Mon, 2026/7/20Opens in a new window

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

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Cheap Flights from Washington to Buffalo (IAD-BUF)

Prices were available within the past 7 days and start at NT$7,421 for one-way flights and NT$9,976 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Apr 20 - Fri, May 1
IAD
Washington
BUF
Buffalo
NT$9,976 Roundtrip, found 2 days ago
NT$9,976
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Apr 20 from Washington to Buffalo, returning Fri, May 1, priced at NT$9,976 found 2 days ago
United
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$10,305 Roundtrip, found 3 days ago
NT$10,305
Roundtrip
found 3 days ago
Select United flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$10,305 found 3 days ago
Delta
Mon, Apr 20 - Fri, May 1
IAD
Washington
BUF
Buffalo
NT$11,408 Roundtrip, found 2 days ago
NT$11,408
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Apr 20 from Washington to Buffalo, returning Fri, May 1, priced at NT$11,408 found 2 days ago
Delta
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$11,567 Roundtrip, found 3 days ago
NT$11,567
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$11,567 found 3 days ago
United
Mon, Apr 20 - Fri, May 1
IAD
Washington
BUF
Buffalo
NT$11,576 Roundtrip, found 2 days ago
NT$11,576
Roundtrip
found 2 days ago
Select United flight, departing Mon, Apr 20 from Washington to Buffalo, returning Fri, May 1, priced at NT$11,576 found 2 days ago
United
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$12,531 Roundtrip, found 3 days ago
NT$12,531
Roundtrip
found 3 days ago
Select United flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$12,531 found 3 days ago
United
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$12,844 Roundtrip, found 3 days ago
NT$12,844
Roundtrip
found 3 days ago
Select United flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$12,844 found 3 days ago
United
Mon, Apr 20 - Fri, May 1
IAD
Washington
BUF
Buffalo
NT$13,008 Roundtrip, found 2 days ago
NT$13,008
Roundtrip
found 2 days ago
Select United flight, departing Mon, Apr 20 from Washington to Buffalo, returning Fri, May 1, priced at NT$13,008 found 2 days ago
United
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$13,130 Roundtrip, found 3 days ago
NT$13,130
Roundtrip
found 3 days ago
Select United flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$13,130 found 3 days ago
American Airlines
Fri, May 1 - Sun, May 3
IAD
Washington
BUF
Buffalo
NT$16,751 Roundtrip, found 3 days ago
NT$16,751
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, May 1 from Washington to Buffalo, returning Sun, May 3, priced at NT$16,751 found 3 days ago

Frequently asked questions

How much is a flight from IAD to BUF?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Washington Dulles Intl. Airport (IAD) to BUF was NT$9,976. Cheap fares don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to BUF?
Most flights can be canceled online, but every air carrier has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from IAD to BUF 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 IAD to BUF flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAD to Buffalo Niagara Intl. Airport (BUF)?
That movie you've been desperate to see will have to wait — the flight distance between Dulles Intl. Airport and Buffalo Niagara Intl. Airport (BUF) is only 460 kilometers. The captain will be asking you to buckle up for landing before you know it.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to BUF?
If you're looking to fly straight from Washington Dulles Intl. Airport (IAD) to Buffalo Niagara Intl. Airport (BUF), United Airlines (UA) is an excellent option. It operates 91 flights every month between Chantilly and Buffalo.
Are Dulles Intl. Airport to BUF flight tickets cheaper when they're purchased at the last minute?
Tickets from Dulles Intl. Airport to Buffalo Niagara International Airport are available up to a year prior to departure on Expedia. And although you may nab great last-minute deal, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more options — and you can avoid ending up with the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so check back often for all the latest specials.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Buffalo Niagara Intl.
Roundtrip price
NT$9,976
Distance
452 km
Average flight time
1 hour 26 mins

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