How long is the flight from Washington Dulles to Buffalo?

IAD–BUF is 1h 20m nonstop, covering 457 km (284 mi).

Which airlines fly nonstop from Washington Dulles to Buffalo?

Libyan Airlines, United Airlines operate this route nonstop.

How much is a flight from Washington Dulles to Buffalo?

One-way fares on IAD–BUF recently started from $108. The lowest recent fare is for travel in November 2026. Fares change daily, so check current prices before booking.

How often do flights run from Washington Dulles to Buffalo?

The route is served 7 days a week (24 scheduled departures).

Flights from Washington Dulles to Buffalo

IADBUF

Washington Dulles International Airport (Dulles, United States) → Buffalo Niagara International Airport (Buffalo, United States)

Nonstop: 1h 20m
Distance: 457 km
Frequency: 7×/week
One-way from: $108
Airlines: Libyan Airlines, United Airlines

Book on Aviasales

Fares by month

One-way, per person

Lowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.

Weekly schedule

Monday

UA447608:15→09:351h 20mUnited Airlines
UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Tuesday

UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Wednesday

UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Thursday

UA447608:15→09:351h 20mUnited Airlines
UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Friday

UA447608:15→09:351h 20mUnited Airlines
UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines

Saturday

UA447608:15→09:351h 20mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Sunday

UA447608:15→09:351h 20mUnited Airlines
UA433512:55→14:231h 28mUnited Airlines
UA440717:40→19:071h 27mUnited Airlines
UA448022:24→23:501h 26mUnited Airlines

Washington Dulles to Buffalo — frequently asked

How long is the flight from Washington Dulles to Buffalo?: IAD–BUF is 1h 20m nonstop, covering 457 km (284 mi).
Which airlines fly nonstop from Washington Dulles to Buffalo?: Libyan Airlines, United Airlines operate this route nonstop.
How much is a flight from Washington Dulles to Buffalo?: One-way fares on IAD–BUF recently started from $108. The lowest recent fare is for travel in November 2026. Fares change daily, so check current prices before booking.
How often do flights run from Washington Dulles to Buffalo?: The route is served 7 days a week (24 scheduled departures).