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Dulles International Airport to Buffalo flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Buffalo over the next 90 days, with one-way fares from THB 2,440 and round-trip from THB 4,090. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAD 22:24
        1h 26m
        Direct
        BUF 23:50
        Washington D.C. - Buffalo | Thu, Oct 22 | United Airlines
        BUF 15:05
        1h 20m
        Direct
        IAD 16:25
        Buffalo - Washington D.C. | Thu, Oct 29 | United Airlines
        THB 6,930 THB 10,160
        32% off
        32% off
        THB 10,160 THB 6,930
      • IAD 08:32
        1h 22m
        Direct
        BUF 09:54
        Washington D.C. - Buffalo | Fri, Nov 13 | United Airlines
        BUF 19:52
        1h 26m
        Direct
        IAD 21:18
        Buffalo - Washington D.C. | Fri, Nov 20 | United Airlines
        THB 7,210 THB 10,160
        28% off
        28% off
        THB 10,160 THB 7,210
      • IAD 08:05
        5h 10m
        1 stop
        BUF 13:15
        Washington D.C. - Buffalo | Wed, Nov 4 | Frontier Airlines
        BUF 14:00
        9h 43m
        1 stop
        IAD 23:43
        Buffalo - Washington D.C. | Wed, Nov 11 | Frontier Airlines
        THB 4,090 THB 10,160
        60% off
        60% off
        THB 10,160 THB 4,090
      • IAD 11:12
        6h 33m
        1 stop
        BUF 17:45
        Washington D.C. - Buffalo | Thu, Oct 1 | Frontier Airlines
        BUF 13:45
        10h 25m
        1 stop
        IAD 00:10
        Buffalo - Washington D.C. | Sat, Oct 3 | Frontier Airlines
        THB 4,780
        53% off
        THB 10,160 THB 4,780
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Wed, Oct 7 | Frontier Airlines
        BUF 13:44
        10h 37m
        1 stop
        IAD 00:21
        Buffalo - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        THB 4,830
        52% off
        THB 10,160 THB 4,830
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Sat, Oct 17 | Frontier Airlines
        BUF 13:44
        10h 37m
        1 stop
        IAD 00:21
        Buffalo - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        THB 5,060
        50% off
        THB 10,160 THB 5,060
      • IAD 17:13
        6h 46m
        1 stop
        BUF 23:59
        Washington D.C. - Buffalo | Wed, Oct 7 | Delta Air Lines
        BUF 12:15
        6h 22m
        1 stop
        DCA 18:37
        Buffalo - Washington D.C. | Wed, Oct 14 | Delta Air Lines
        THB 5,290
        48% off
        THB 10,160 THB 5,290
      • IAD 17:13
        5h 25m
        1 stop
        BUF 22:38
        Washington D.C. - Buffalo | Tue, Nov 3 | Delta Air Lines
        BUF 06:00
        4h 22m
        1 stop
        IAD 10:22
        Buffalo - Washington D.C. | Tue, Nov 10 | Delta Air Lines
        THB 5,610
        45% off
        THB 10,160 THB 5,610
      • IAD 17:13
        6h 46m
        1 stop
        BUF 23:59
        Washington D.C. - Buffalo | Tue, Oct 27 | Delta Air Lines
        BUF 06:00
        4h 19m
        1 stop
        DCA 10:19
        Buffalo - Washington D.C. | Tue, Nov 3 | Delta Air Lines
        THB 5,610
        45% off
        THB 10,160 THB 5,610
      • IAD 11:12
        6h 37m
        1 stop
        BUF 17:49
        Washington D.C. - Buffalo | Tue, Sep 29 | Frontier Airlines
        BUF 13:40
        10h 30m
        1 stop
        IAD 00:10
        Buffalo - Washington D.C. | Wed, Sep 30 | Frontier Airlines
        THB 5,650
        44% off
        THB 10,160 THB 5,650
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Mon, Oct 26 | Frontier Airlines
        BUF 14:00
        9h 43m
        1 stop
        IAD 23:43
        Buffalo - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        THB 5,700
        44% off
        THB 10,160 THB 5,700
      • IAD 18:31
        5h 28m
        1 stop
        BUF 23:59
        Washington D.C. - Buffalo | Sat, Oct 10 | Delta Air Lines
        BUF 19:43
        3h 24m
        1 stop
        DCA 23:07
        Buffalo - Washington D.C. | Tue, Oct 13 | Delta Air Lines
        THB 5,750
        43% off
        THB 10,160 THB 5,750
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Wed, Sep 30 | Frontier Airlines
        BUF 13:40
        10h 30m
        1 stop
        IAD 00:10
        Buffalo - Washington D.C. | Fri, Oct 2 | Frontier Airlines
        THB 5,760
        43% off
        THB 10,160 THB 5,760
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Mon, Oct 5 | Frontier Airlines
        BUF 18:51
        15h 26m
        1 stop
        IAD 10:17
        Buffalo - Washington D.C. | Tue, Oct 6 | Frontier Airlines
        THB 5,780
        43% off
        THB 10,160 THB 5,780
      • WAS 13:00
        17h 25m
        1 stop
        BUF 14:00
        Washington D.C. - Buffalo | Sat, Sep 26 | Normal Airline
        BUF 15:00
        6h
        Direct
        WAS 16:00
        Buffalo - Washington D.C. | Mon, Sep 28 | Normal Airline
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      • Cheapest nonstop
        IAD 22:15
        1h 11m
        Direct
        BUF 23:26
        Washington D.C. - Buffalo | Sat, Oct 24 | United Airlines
        THB 5,440 THB 9,270
        41% off
        41% off
        THB 9,270 THB 5,440
      • IAD 22:15
        1h 11m
        Direct
        BUF 23:26
        Washington D.C. - Buffalo | Thu, Oct 22 | United Airlines
        THB 6,580 THB 9,270
        28% off
        28% off
        THB 9,270 THB 6,580
      • IAD 11:12
        6h 37m
        1 stop
        BUF 17:49
        Washington D.C. - Buffalo | Thu, Oct 8 | Frontier Airlines
        THB 2,440 THB 9,270
        74% off
        74% off
        THB 9,270 THB 2,440
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Sun, Oct 4 | Frontier Airlines
        THB 2,890
        69% off
        THB 9,270 THB 2,890
      • IAD 11:12
        6h 37m
        1 stop
        BUF 17:49
        Washington D.C. - Buffalo | Thu, Oct 22 | Frontier Airlines
        THB 3,070
        67% off
        THB 9,270 THB 3,070
      • IAD 11:12
        6h 44m
        1 stop
        BUF 17:56
        Washington D.C. - Buffalo | Thu, Nov 12 | Frontier Airlines
        THB 3,110
        66% off
        THB 9,270 THB 3,110
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Mon, Nov 9 | Frontier Airlines
        THB 3,190
        66% off
        THB 9,270 THB 3,190
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Mon, Nov 2 | Frontier Airlines
        THB 3,300
        64% off
        THB 9,270 THB 3,300
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Sun, Oct 18 | Frontier Airlines
        THB 3,330
        64% off
        THB 9,270 THB 3,330
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Sun, Oct 25 | Frontier Airlines
        THB 3,570
        61% off
        THB 9,270 THB 3,570
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Fri, Oct 9 | Frontier Airlines
        THB 3,660
        61% off
        THB 9,270 THB 3,660
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Sun, Nov 8 | Frontier Airlines
        THB 3,690
        60% off
        THB 9,270 THB 3,690
      • IAD 07:50
        5h 9m
        1 stop
        BUF 12:59
        Washington D.C. - Buffalo | Wed, Nov 11 | Frontier Airlines
        THB 3,690
        60% off
        THB 9,270 THB 3,690
      • IAD 07:50
        5h 5m
        1 stop
        BUF 12:55
        Washington D.C. - Buffalo | Wed, Oct 14 | Frontier Airlines
        THB 3,700
        60% off
        THB 9,270 THB 3,700
      • WAS 13:00
        17h 25m
        1 stop
        BUF 14:00
        Washington D.C. - Buffalo | Sat, Sep 26 | Normal Airline
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Flight fares from Dulles International Airport to Buffalo are based on average prices across airlines for the next three months, according to Trip.com’s latest data.

Flight Schedule from Dulles International Airport to Buffalo

Check the schedule for flights from Dulles International Airport to Buffalo and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F94707

    Dulles International Airport

    07:50

    IAD

    2h 3m

    Direct

    09:53

    ATL

    S M T W T F S
    Search

  2. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:48

    ATL

    2h 7m

    Direct

    12:55

    BUF

    S - T - T F -

  3. F94355

    Dulles International Airport

    11:12

    IAD

    2h 22m

    Direct

    13:34

    MCO

    S M T W T F S
    Search

  4. F91692

    Orlando International Airport

    15:08

    MCO

    2h 37m

    Direct

    17:45

    BUF

    - M - W - - S

  5. F94409

    Dulles International Airport

    20:39

    IAD

    2h 11m

    Direct

    22:50

    ATL

    S M T W T F S
    Search

  6. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:48

    ATL

    2h 7m

    Direct

    12:55

    BUF

    S - T - T F -

  7. DL1324

    Dulles International Airport

    10:15

    IAD

    1h 48m

    Direct

    12:03

    ATL

    S M T W T F S
    Search

  8. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:48

    ATL

    2h 7m

    Direct

    12:55

    BUF

    S - T - T F -
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What to know about flights from Dulles International Airport to Buffalo?

Cheapest return ticket price THB 5,250
Cheapest one-way flight price THB 2,400
Off-season travel month October
Peak season for travel December

FAQs for Dulles International Airport to Buffalo Flights

  • When is peak season for travel to Buffalo?

    ؜The peak travel time for visiting Buffalo is October. During this time, flights from Dulles International Airport to Buffalo are the most expensive. Cheap tickets can still be booked on Trip.com.
  • Flights from Dulles International Airport (WAS) to Dulles International Airport(BUF) take around 1 hour 23 minutes.
  • There are 1 airport(s) in Buffalo (BUF): Buffalo Niagara International Airport.
  • United Airlines is a very popular airline operating an average of 817 flights per month.
  • Yes. United Airlines operate direct flights from Dulles International Airport to Buffalo. The average flight time is approximately 55 minutes, with about 2 flights per week. Actual schedules may vary by season.
  • The cheapest one-way flight from Dulles International Airport to Buffalo currently starts from THB 2,440, with round-trip fares from THB 4,090. The lowest fare is offered by Frontier Airlines departing on Thu, Oct 8; prices are subject to availability.
  • Yes. The average flight time from Dulles International Airport to Buffalo is about 54 minutes. Actual flight time may vary due to routing, weather, and air traffic.
  • Currently, multiple airlines offer flights from Dulles International Airport to Buffalo, including: United Airlines Frontier Airlines The selected airlines are based on Trip.com user booking data from the past 90 days.
  • Based on Trip.com flight data for departures within the next 30 days, the average one-way fare from Dulles International Airport to Buffalo is THB 10,110, and the average round-trip fare is THB 14,810. Prices may vary depending on the departure date, airline, and availability.
  • The earliest flight from Dulles International Airport to Buffalo departs at 08:25, and the latest one departs at 22:17. There are approximately 4 flights per day. Flight times may change, so please check the latest departure and arrival times before your trip.
  • Flights from Dulles International Airport to Buffalo usually arrive at Buffalo Niagara International Airport. Buffalo Niagara International Airport is the most convenient option for this route.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

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If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.