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Cheap flights from Buffalo to Washington Dulles Intl (BUF - IAD)

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The best prices from Buffalo to Washington Dulles Intl are usually found in February or May, booked 33 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

How to find the cheapest flight from
Buffalo (BUF) to Washington Dulles Intl (IAD)

BUF - IAD
Price
$204 - $314
IAD
Temperature
46.4 - 87.8 °F
IAD
Rainfall
2.5 - 4.4 inches
Popular in August High demand for flights, 19% potential price rise
Cheapest in February Best time to find cheap flights, 20% potential price drop
Round-trip from $204 From Buffalo to Washington Dulles Intl
One-way from $158 One-way flight from Buffalo to Washington Dulles Intl
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Buffalo to Washington Dulles Intl?

Saturday flights are generally found to be more expensive for flights from Buffalo to Washington Dulles Intl. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington Dulles Intl.

How far in advance should I book a flight from Buffalo to Washington Dulles Intl?

Find a great deal and save up to 11% by booking at least 28 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Buffalo to Washington Dulles Intl within the next two weeks, with the cheapest ticket starting at $252.

What is the cheapest month to fly from Buffalo to Washington Dulles Intl?

Flights from Buffalo to Washington Dulles Intl lean towards being more expensive in December. Prices are generally better when you fly from Buffalo to Washington Dulles Intl in February, with the cheapest ticket starting at $119.

When is the cheapest time to fly from Buffalo to Washington Dulles Intl (BUF - IAD)?

It’s optimal to fly from Buffalo to Washington Dulles Intl in the afternoon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the noon.

Cheap flights from Buffalo to Washington Dulles Intl in July, August 2020

The best prices found for BUF to IAD flights for July, August
1 Aug - 8 Aug
$100pp
BUF
Buffalo
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BUF
Buffalo
4 Aug - 9 Aug
$110pp
BUF
Buffalo
Multiple Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BUF
Buffalo
1 Aug - 8 Aug
$118pp
BUF
Buffalo
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
BUF
Buffalo

Buffalo to Washington Dulles Intl 2020 flight deals

Cheap flights to Washington Dulles Intl from Buffalo found for this year
5 Sep - 12 Sep
$97pp
BUF
Buffalo
Spirit Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Spirit Airlines
Non-Stop
BUF
Buffalo
1 Aug - 8 Aug
$100pp
BUF
Buffalo
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BUF
Buffalo
5 Sep - 12 Sep
$101pp
BUF
Buffalo
Allegiant Air
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Allegiant Air
 
1 STOP
BUF
Buffalo

Non-stop flights to Washington Dulles Intl from Buffalo

Save time with Buffalo to Washington Dulles Intl direct flight deals
5 Sep - 12 Sep
$97pp
BUF
Buffalo
Spirit Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Spirit Airlines
Non-Stop
BUF
Buffalo
24 Jul - 31 Jul
$187pp
BUF
Buffalo
Spirit Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Spirit Airlines
Non-Stop
BUF
Buffalo
4 Aug - 9 Aug
$5241pp
BUF
Buffalo
Linear Air Taxi
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Linear Air Taxi
Non-Stop
BUF
Buffalo

Last minute flights from Buffalo to Washington Dulles Intl

Late deals on round-trip flights to Washington Dulles Intl from Buffalo, departing today and this week
25 Jul - 1 Aug
$180pp
BUF
Buffalo
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BUF
Buffalo
24 Jul - 31 Jul
$187pp
BUF
Buffalo
Allegiant Air
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Allegiant Air
Non-Stop
BUF
Buffalo
24 Jul - 31 Jul
$190pp
BUF
Buffalo
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BUF
Buffalo

One-way flights to Washington Dulles Intl from Buffalo

The cheapest one-way flights from Buffalo to Washington Dulles Intl
6:31 am - 10:06 am
Delta
1 Stop
3h 35m
BUF - IAD
Delta
$158
Delta
3:15 am - 6:14 pm
Multiple Airlines
2 Stops
14h 59m
BUF - IAD
Multiple Airlines
$639
United
4:30 am - 12:30 pm
Linear Air Taxi
1 Stop
8h 00m
BUF - IAD
Linear Air Taxi
$2603
Travelgenio

Related info for your journey

Useful info, stats and facts about Buffalo to Washington Dulles Intl flights.

Flight FAQs

From Buffalo to Washington Dulles Intl

Are flight prices decreasing from Buffalo to Washington Dulles Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Buffalo and Washington Dulles Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Buffalo to Washington Dulles Intl for under $100 on Cheapflights?

Yes, there are multiple flights from Buffalo to Washington Dulles Intl for under $100. The cheapest flight booked recently is on Spirit Airlines for just $97, but on average you can expect to pay $160.

Are there nonstop flights from Buffalo to Washington Dulles Intl for under $100 on Cheapflights?

Cheapflights has at least 7 direct flights from Buffalo to Washington Dulles Intl under $100. A good price for a nonstop flight from Buffalo to Washington Dulles Intl is less than $3804.

Are there last-minute flights available from Buffalo to Washington Dulles Intl for under $200?

There are currently 20+ open flights from Buffalo to Washington Dulles Intl within the next 7 days for less than $200.

Does it rain more in Buffalo or Washington Dulles Intl?

Buffalo will have the same amount of rainfall in 1 compared to Washington Dulles Intl over the next 15 days.

Is Buffalo weather warmer or cooler than Washington Dulles Intl?

Our data indicates that the weather will be 88 °F on average in the month of July. The temperature in Washington Dulles Intl is typically hotter than in Buffalo. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from Buffalo to Washington Dulles Intl?

Airlines like Spirit Airlines, Sun Country Air, and Cape Air fly from Buffalo to Washington Dulles Intl in about 1h 01m. The time it takes to get you to your destination is usually consistent. Generally, flights for this route are nonstop.

What are the cheapest airlines to flying from Buffalo to Washington Dulles Intl round-trip?

According to our current data, Spirit Airlines ($97), Allegiant Air ($101), and Delta ($118) offers the cheapest pricing from Buffalo to Washington Dulles Intl. Spirit Airlines is priced at 61% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Buffalo to Washington Dulles Intl one-way?

One-way options have recently been found by users for as low as $59 on Delta. Another option is Linear Air Taxi, who have fights from $2579.

Alternative routes for Buffalo to Washington Dulles Intl

Destination information for Washington Dulles Intl

Things to know before you go. Useful info for your trip from Buffalo to Washington Dulles Intl
Flight duration
1h 10m
Average temperature for August in Washington Dulles Intl
87.8 °F
Avg rainfall for August in Washington Dulles Intl
3.4 ″

Airports servicing Buffalo

Airports servicing Washington

Hourly flight availability from Buffalo to Washington Dulles Intl

Afternoon Noon to 6 PM 72% of BUF to IAD departures
Morning 6 AM to noon 28% of BUF to IAD departures
Early morning Midnight to 6 AM 0% of BUF to IAD departures
Evening 6 PM to midnight 0% of BUF to IAD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Buffalo to Washington Dulles Intl
Sunday
3 daily flights
Monday
3 daily flights
Tuesday
3 daily flights
Wednesday
3 daily flights
Thursday
3 daily flights
Friday
3 daily flights
Saturday
3 daily flights