￥26,750 Cheap Flights from Buffalo (BUF) to Washington (IAD)

View ￥26,750 flight on Tue, May 19, 2026Opens in a new window

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

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Cheap Flights from Buffalo to Washington (BUF-IAD)

Prices were available within the past 7 days and start at ￥26,750 for one-way flights and ￥41,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥41,300 Roundtrip, found 5 days ago
￥41,300
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥41,300 found 5 days ago
Delta
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥46,570 Roundtrip, found 5 days ago
￥46,570
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥46,570 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥47,420 Roundtrip, found 5 days ago
￥47,420
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥47,420 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥48,270 Roundtrip, found 5 days ago
￥48,270
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥48,270 found 5 days ago
United
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥49,340 Roundtrip, found 5 days ago
￥49,340
Roundtrip
found 5 days ago
Select United flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥49,340 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥50,310 Roundtrip, found 5 days ago
￥50,310
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥50,310 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥52,040 Roundtrip, found 5 days ago
￥52,040
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥52,040 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥52,890 Roundtrip, found 5 days ago
￥52,890
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥52,890 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥53,330 Roundtrip, found 5 days ago
￥53,330
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥53,330 found 5 days ago
American Airlines
Wed, May 6 - Wed, May 13
BUF
Buffalo
IAD
Washington
￥53,540 Roundtrip, found 5 days ago
￥53,540
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, May 6 from Buffalo to Washington, returning Wed, May 13, priced at ￥53,540 found 5 days ago

Frequently asked questions

How much is a flight from Buffalo Niagara International Airport to Dulles Intl. Airport?
The lowest price advertised for a round-trip journey between Buffalo Niagara International Airport and IAD is ￥41,300. But you better get a move on. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara International Airport to Washington Dulles Intl. Airport (IAD)?
When it comes to cancellation fees, every airline has a different set of terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Buffalo Niagara Intl. Airport (BUF) to Washington Dulles Intl. Airport (IAD) 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 BUF to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Buffalo Niagara International Airport to Washington Dulles Intl. Airport (IAD)?
The flight time from Buffalo Niagara Intl. Airport (BUF) to IAD is 3 hours and 52 minutes. If you're lucky, you might just get through an entire movie before you touch down!
How far is the flight from Buffalo Niagara International Airport to IAD?
A flight distance of just 460 kilometers separates Buffalo and Chantilly. Once you're in the air, you won't get a chance to do much more than read the in-flight magazine.
Which airlines fly direct from Buffalo Niagara International Airport to Dulles Intl. Airport?
Check out the deals on offer with United Airlines (UA) if you want to travel directly from BUF to Washington Dulles Intl. Airport (IAD). This popular carrier offers 82 monthly flights, so you're sure to find one that fits your travel schedule.
Are Buffalo Niagara Intl. Airport (BUF) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so there are no guarantees. While last-minute deals between BUF and Dulles Intl. Airport are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers release their prices up to 12 months before the departure date. Expedia is constantly updating the best bargains around, so keep checking and be ready to grab your seat when prices drop.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Delta, United
Roundtrip price
￥41,300
Distance
452 km
Average flight time
1 hour 20 mins

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