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$100 Cheap Flights from Buffalo (BUF) to Washington (IAD)

View $100 flight on Tue, Aug 25, 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 $100 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 3 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$197 Roundtrip, found 7 hours ago
$197
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Sep 3 from Buffalo to Washington, returning Mon, Sep 7, priced at $197 found 7 hours ago
Frontier Airlines
Wed, Aug 19 - Wed, Aug 26
BUF
Buffalo
IAD
Washington
$200 Roundtrip, found 1 day ago
$200
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Aug 19 from Buffalo to Washington, returning Wed, Aug 26, priced at $200 found 1 day ago
United
Sat, Oct 3 - Sun, Oct 4
BUF
Buffalo
IAD
Washington
$206 Roundtrip, found 13 hours ago
$206
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Oct 3 from Buffalo to Washington, returning Sun, Oct 4, priced at $206 found 13 hours ago
Frontier Airlines
Sat, Sep 12 - Sat, Sep 19
BUF
Buffalo
IAD
Washington
$210 Roundtrip, found 1 hour ago
$210
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 12 from Buffalo to Washington, returning Sat, Sep 19, priced at $210 found 1 hour ago
United
Thu, Sep 3 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$216 Roundtrip, found 7 hours ago
$216
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Sep 3 from Buffalo to Washington, returning Mon, Sep 7, priced at $216 found 7 hours ago
Delta
Mon, Aug 24 - Sat, Aug 29
BUF
Buffalo
IAD
Washington
$217 Roundtrip, found 16 hours ago
$217
Roundtrip
found 16 hours ago
Select Delta flight, departing Mon, Aug 24 from Buffalo to Washington, returning Sat, Aug 29, priced at $217 found 16 hours ago
Frontier Airlines
Sat, Sep 5 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$220 Roundtrip, found 1 day ago
$220
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Sep 5 from Buffalo to Washington, returning Mon, Sep 7, priced at $220 found 1 day ago
United
Sat, Sep 5 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 5 from Buffalo to Washington, returning Mon, Sep 7, priced at $221 found 1 day ago
Frontier Airlines
Sat, Sep 5 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Sep 5 from Buffalo to Washington, returning Mon, Sep 7, priced at $222 found 1 day ago
American Airlines
Thu, Sep 3 - Mon, Sep 7
BUF
Buffalo
IAD
Washington
$265 Roundtrip, found 7 hours ago
$265
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Sep 3 from Buffalo to Washington, returning Mon, Sep 7, priced at $265 found 7 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $279
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $279

Find the cheapest month to fly from Buffalo (BUF) to Washington (IAD)

January is typically the cheapest month to fly

From $179 - $400 per traveler.

What you need to know for your flight from Buffalo Niagara Intl. to Washington Dulles Intl.

Buffalo (BUF) to Washington (IAD) at a glance

Travel between Buffalo (BUF) and Washington (IAD) with a selection of airlines on this convenient domestic route. You can compare daily fares from both full-service and budget carriers to find the best flight from Buffalo that suits your itinerary and budget. Whether you're seeking a cheap ticket from Buffalo or looking for a specific travel schedule, you'll discover numerous options to explore the iconic sights and vibrant neighborhoods of Washington.

  • Fastest flight duration: around 1h 15m non-stop
  • Route distance: roughly 300 miles (485 km)
  • Flights per week: around 11 departures on average
  • Typical fares (one-way): economy tickets often range from $90–$345, depending on seasonality and how far ahead you book

Arriving at Washington Dulles International Airport from Buffalo Niagara International Airport

Washington welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 40-minute drive (covering about 29 miles) from Washington Dulles International Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Washington Dulles International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Washington Dulles International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Washington Dulles International Airport, the Washington Dulles International Airport Metrorail Station, a metro station, is located about 0.2 miles away on foot.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$197
Distance
283 mi
Average flight time
1 hour 19 mins

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