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Uncover the best deals on Buffalo to Washington flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest BUF - IAD Flights
Useful information for finding best airline tickets from Buffalo Niagara International to Washington Dulles International on your next trip.
Cheapest Round Trip Flight
$312
United Airlines
• 1 stop
• 23h 40m
Nov 04 – Nov 05
The cheapest round trip flight from Buffalo to Washington (BUF-IAD-BUF) is currently $312
Cheapest Direct Flight
$561
American Airlines
• nonstop
• 2h 4m
Nov 04
The cheapest nonstop flight from Buffalo to Washington (BUF-IAD) is currently $561
Fastest Flight
20m
The fastest nonstop flight from Buffalo to Washington (BUF-IAD) takes 20m
Top Airlines Flying from Buffalo to Washington
Latest Flight Deals from Buffalo (BUF) to Washington (IAD)
Compare and book low fare round-trip air tickets from Buffalo to Washington. Ideal for travelers with confirmed return itineraries.
Nov 04 - Nov 05, Economy
Buffalo → Washington
23h 40m
- • 1 stop
Buffalo → Washington
10h 36m
- • 1 stop
United Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
8h 37m
6:15 AM - 11:32 AM • 1 stop
Buffalo → Washington
2h 10m
10:29 PM - 11:59 PM • nonstop
Delta Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
17h 7m
8:55 PM - 7:22 AM • 1 stop
Buffalo → Washington
7h 39m
3:37 PM - 8:36 PM • 1 stop
United Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
18h 23m
5:40 AM - 4:43 PM • 2 stops
Buffalo → Washington
8h 43m
1:24 PM - 6:47 PM • 1 stop
American Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
15h 43m
2:00 PM - 11:43 PM • 1 stop
Buffalo → Washington
32h 36m
12:31 PM - 8:27 AM • 3 stops
Frontier Airlines
Looking for the fastest way to Washington? These direct flight options from BUF to IAD offer both convenience and value—no layovers, just straight to your destination.
Nov 04 - Nov 05, Economy
Buffalo → Washington
2h 4m
12:05 PM - 1:29 PM • nonstop
Buffalo → Washington
2h 13m
4:18 PM - 5:51 PM • nonstop
American Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
2h 29m
6:21 PM - 8:10 PM • nonstop
Buffalo → Washington
2h 10m
10:29 PM - 11:59 PM • nonstop
American Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
2h 26m
5:13 AM - 6:59 AM • nonstop
Buffalo → Washington
2h 10m
10:29 PM - 11:59 PM • nonstop
American Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
26m
2:55 PM - 4:21 PM • nonstop
Buffalo → Washington
3h 50m
5:35 PM - 7:05 PM • nonstop
United Airlines
Nov 04 - Nov 05, Economy
Buffalo → Washington
28m
6:00 AM - 7:28 AM • nonstop
Buffalo → Washington
3h 50m
5:35 PM - 7:05 PM • nonstop
United Airlines
FAQs on Buffalo to Washington Flights
What are the airports in Buffalo?
BUF
What’s the most popular airline flying from BUF to IAD?
The most popular airline flying from Buffalo to Washington are
Can I fly from BUF to IAD non-stop?
Yes, you can fly BUF to IAD non-stop on
Which airlines fly nonstop between Buffalo and Washington?
The non-stop flights between Buffalo and Washington are .
What’s the earliest departure time from BUF to IAD Airport?
The earliest flight leaves BUF at 5:13 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Buffalo to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BUF to IAD?
Read the fare rules of the Buffalo to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Buffalo and Washington?
operate flights between Buffalo and Washington
How long does a flight from Buffalo to Washington take?
It takes approximately 1 hour to fly non-stop from BUF to IAD, which is 283.71 miles by air.
Which airlines provide the cheapest flights from Buffalo (BUF) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from BUF were found on DL : USD 671
Do I need a passport to fly between BUF and IAD?
No
What’s the latest departure time from BUF to IAD ?
The last flight leaves BUF at 3:000 pm
Buffalo (BUF) to Washington (IAD): Airport Information
| Origin Airport | Buffalo Niagara International , Buffalo, US |
| Destination Airport | Washington Dulles International , Washington, US |
| Distance | 284 miles |
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