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Best Airline in the U.

Jul 26, Cheap Flights from IAD to BUF starting at 67 One Way,Round Trip. Prices starting atfor return flights and 67 for one-way flights to Buffalo Niagara Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms flightaware.buzzation Airport: Buffalo. Find the best price for this route!

All flight schedules from Washington Dulles International, United States to Buffalo Niagara International, United States. This route is operated by 1 airline (s), and the departure time is between - The distance is miles. The total flight duration time from Washington (IAD) to Buffalo (BUF) is typically 4 hours 57 minutes. This is the average non-stop flight time based upon historical flights for this route.

During this period travelers can expect to fly about miles, or kilometers. Washington to Buffalo Flights. Flights from IAD to BUF are operated 11 times a week, with an average of 2 flights per day. Departure times vary between - The earliest flight departs atthe last flight departs at However, this depends on the date you are flying so please check with the full flight schedule above to see.