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Cheap IAD to BUF Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Washington to Buffalo route information

Origin Airport Washington Dulles Intl.
Destination Airport Buffalo Niagara Intl.
Airlines Serving American Airlines, Delta, United
Flight Price $166
Distance 283 mi

Niagara Falls

$3,491.79

Cheap IAD to BUF Flights

  • Question : Can I change the date of my flight?
    Answer : Yes, you can switch your departure date. If you would like to save a little cash in doing so, the cheapest day to fly in July is Sunday. You may be thinking you're missing out leaving a day earlier, but we think that you are just adding saving for your next trip. A penny saved is a vacation earned.
  • Question : Which airline has the least delays from Dulles to Buffalo?
    Answer : Booking with United Airlines means you will arrive to Buffalo about the time you were supposed to. In fact, this timely airline has a 100% on-time average. Of course, it never hurts to be prepared. If you’re on Delta Air Lines, be sure to sign up for the delay notifications to stay up to date with your flight’s status.
  • Question : How many flights are there per day from Dulles to Buffalo?
    Answer : The number does differ by the day, but on average, you can expect eight different choices of flight times when you book. The average route departing the United States currently has nine different flight times per day, so expect fewer choices than you're used to.
  • Question : What day of the week has the most flight time options?
    Answer : The day with the most departure times for this route is Saturday with nine options. The day with the fewest number of options is Friday with seven different times.
  • Question : How long is the flight from IAD to BUF?
    Answer : United Airlines can get you there in one hour and 17 minutes. So, if you were to leave Dulles at 10:40 PM EDT, you would arrive in Buffalo at 11:57 PM EDT. Just enough time for you to catch up on your reading before your plane touches down.
  • Question : How much time do people spend in Buffalo?
    Answer : The average time spent in Buffalo by travelers from Dulles is five days. However long you decide to stay, give yourself plenty of time to see what makes Buffalo fantastic.
  • Question : What is the cheapest airline flying from Dulles to Buffalo?
    Answer : Ticket costs are hitting as high as $957 over the next three months when flying to BUF from IAD. Check out United Airlines, as they have reservations at just $175.