Cheap Flights from Washington Ronald Reagan DC to Buffalo Niagara NY from $231

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Flight deals from Washington Ronald Reagan to Buffalo Niagara

Looking for a cheap last-minute deal or the best round-trip flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport? If you want to travel next month, round-trip fares start from $231. Find the lowest prices on one-way and round-trip tickets right here.

Buffalo.$231 per passenger.Departing Fri, Aug 7, returning Tue, Aug 11.Round-trip flight with jetBlue.Outbound indirect flight with jetBlue, departing from Washington Ronald Reagan on Fri, Aug 7, arriving in Buffalo Niagara.Inbound indirect flight with jetBlue, departing from Buffalo Niagara on Tue, Aug 11, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $231, select.

Buffalo.$232 per passenger.Departing Sat, Aug 15, returning Mon, Aug 17.Round-trip flight with American Airlines.Outbound direct flight with American Airlines departing from Washington Ronald Reagan on Sat, Aug 15, arriving in Buffalo Niagara.Inbound direct flight with American Airlines departing from Buffalo Niagara on Mon, Aug 17, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $232, select.

Buffalo.$246 per passenger.Departing Sat, Jul 25, returning Tue, Jul 28.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Sat, Jul 25, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Tue, Jul 28, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $246, select.

Buffalo.$246 per passenger.Departing Sat, Jul 25, returning Tue, Aug 4.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Sat, Jul 25, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Tue, Aug 4, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $246, select.

Buffalo.$246 per passenger.Departing Sat, Oct 3, returning Tue, Oct 6.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Sat, Oct 3, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Tue, Oct 6, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $246, select.

Buffalo.$246 per passenger.Departing Tue, Sep 1, returning Sat, Sep 5.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Tue, Sep 1, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Sat, Sep 5, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $246, select.

Buffalo.$253 per passenger.Departing Wed, Sep 30, returning Sun, Oct 4.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Wed, Sep 30, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Sun, Oct 4, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $253, select.

Buffalo.$258 per passenger.Departing Sun, Jan 10, returning Sat, Jan 16.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Sun, Jan 10, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Sat, Jan 16, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $258, select.

Buffalo.$258 per passenger.Departing Thu, Dec 31, returning Sun, Jan 3.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Thu, Dec 31, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Sun, Jan 3, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $258, select.

Buffalo.$289 per passenger.Departing Fri, Oct 30, returning Mon, Nov 2.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Fri, Oct 30, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Mon, Nov 2, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $289, select.

Buffalo.$369 per passenger.Departing Sun, Nov 22, returning Fri, Nov 27.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Sun, Nov 22, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Fri, Nov 27, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $369, select.

Buffalo.$406 per passenger.Departing Tue, Nov 17, returning Tue, Dec 1.Round-trip flight with United.Outbound indirect flight with United, departing from Washington Ronald Reagan on Tue, Nov 17, arriving in Buffalo Niagara.Inbound indirect flight with United, departing from Buffalo Niagara on Tue, Dec 1, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $406, select.

Buffalo.$468 per passenger.Departing Tue, Sep 15, returning Wed, Sep 16.Round-trip flight with American Airlines.Outbound direct flight with American Airlines departing from Washington Ronald Reagan on Tue, Sep 15, arriving in Buffalo Niagara.Inbound direct flight with American Airlines departing from Buffalo Niagara on Wed, Sep 16, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $468, select.

Buffalo.$481 per passenger.Departing Tue, Dec 22, returning Wed, Dec 30.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Tue, Dec 22, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Wed, Dec 30, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $481, select.

Buffalo.$485 per passenger.Departing Mon, May 24, returning Thu, May 27.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Ronald Reagan on Mon, May 24, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departing from Buffalo Niagara on Thu, May 27, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $485, select.

Buffalo.$1,135 per passenger.Departing Mon, May 31, returning Thu, Jun 3.Round-trip flight with United.Outbound indirect flight with United, departing from Washington Ronald Reagan on Mon, May 31, arriving in Buffalo Niagara.Inbound indirect flight with United, departing from Buffalo Niagara on Thu, Jun 3, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,135, select.

Find the cheapest month to fly from Washington Ronald Reagan to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Ronald Reagan to Buffalo Niagara flights are currently cheapest in August.

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Direct flights from Washington Ronald Reagan to Buffalo Niagara

Washington Ronald Reagan to Buffalo Niagara: Alternative routes

Compare routes from Washington Ronald Reagan to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Buffalo Niagara

13km from central Buffalo

ClosestCheapest

from $231

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Niagara Falls

24km from central Buffalo

from $485

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Washington, D.C. to Buffalo: Flight information

The things to know before you go.

Cheapest flight found	$231
Cheapest month to fly	August
Average flight time	1 hr, 26 mins
Most popular airline	American Airlines
Average flights per week	59

Finding cheap flights from Washington Ronald Reagan to Buffalo Niagara: Frequently asked questions

How much are round-trip flights from Washington Ronald Reagan to Buffalo Niagara?

The best price we found for a round-trip flight from Washington Ronald Reagan to Buffalo Niagara is $231. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Washington Ronald Reagan to Buffalo Niagara?

1 hour and 26 minutes is the average flight time from Washington Ronald Reagan to Buffalo Niagara.

Which airlines fly direct from Washington Ronald Reagan to Buffalo Niagara?

American Airlines, PSA Airlines and Envoy Air fly direct from Washington Ronald Reagan to Buffalo Niagara.

How many flights are there a week from Washington Ronald Reagan to Buffalo Niagara?

There are 59 flights per week flying from Washington Ronald Reagan to Buffalo Niagara, as of July 2026.

When is the cheapest time to fly from Washington Ronald Reagan to Buffalo Niagara?

The cheapest month to fly from Washington Ronald Reagan to Buffalo Niagara is usually August.

Which upcoming date is cheapest to fly from Washington Ronald Reagan Airport to Buffalo Niagara Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Ronald Reagan Airport to Buffalo Niagara Airport on Friday, August 7, 2026.

Can I get a direct flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport?

Yes – the average flight time is 1 hour and 26 minutes.

How can I find the best flight deal to Buffalo Niagara?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Buffalo?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Washington Ronald Reagan Airport to Buffalo Niagara?

Currently, jetBlue and American Airlines offer the cheapest flight tickets to Buffalo Niagara.

Traveling from Washington Ronald Reagan Airport (DCA) to Buffalo Niagara Airport (BUF): what you need to know

The average time for a direct flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport is 1 hour 25 minutes.
Every week, there are 22 Washington Ronald Reagan Airport to Buffalo Niagara Airport flights. If you prefer to jet off early, select the 09:59 American Airlines flight. If you're eager to make the most of your day before flying, the last flight is at 22:40 with American Airlines.
For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to board your DCA to BUF flight.
During popular months like August, it's best to get to the airport even earlier. Arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're flying during peak periods in general.
American Airlines has direct flights from Washington Ronald Reagan Airport to Buffalo Niagara Airport. Book with this popular airline, then get ready to tick off the sights in Buffalo — and maybe even more of the United States if you have time.
The majority of travelers choose to fly with American Airlines on this route.
Among carriers operating DCA to BUF flights, American Airlines is the most consistent for on-time landings.
We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Washington Ronald Reagan Airport to Buffalo Niagara Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore your chosen city. Popular stopovers between DCA and BUF include:
- New York LaGuardia Airport
- Detroit Wayne County Airport
- Philadelphia International Airport

How to find the cheapest flights from Washington Ronald Reagan Airport (DCA) to Buffalo Niagara Airport (BUF)

$116 is currently the best price for a one-way Washington Ronald Reagan Airport to Buffalo Niagara Airport flight. A return flight starts at $231. These fares can change depending on availability and demand.
To pick up cheap tickets from DCA to BUF, reserve your journey two months ahead of your planned departure.
The cheapest month for flights from Washington Ronald Reagan Airport to Buffalo Niagara Airport is July. Use the 'Whole month' tool to find the lowest prices if you have flexible travel dates.
Getting your hands on cheap flights from DCA to BUF is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when a new discounted fare appears.
Choose your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Washington Ronald Reagan Airport to Buffalo Niagara Airport.

Handy information about Washington Ronald Reagan Airport (DCA)

You'll find DCA at 1 Aviation Circle.
71% of flights that depart Washington Ronald Reagan Airport land at their destination on time.
To get to Washington Ronald Reagan Airport from central Washington DC, it takes around 10 minutes by car. Of course, this depends on traffic. It's approximately 6 kilometers from the airport to the city center.
Catching public transport? You can expect a journey time of around 25 minutes.
Booked an early flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by picking one of these hotels close to DCA:

Arriving at Buffalo Niagara Airport (BUF)

If you're landing on a late Washington Ronald Reagan Airport to Buffalo Niagara Airport flight, few things top the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and sleeping soon after at one of these accommodation options near BUF:
Explore without limits with a Buffalo Niagara Airport rental car. Pick up a set of wheels from Dollar, Hertz or Budget and find adventure across Buffalo and beyond.
Lock in the lowest price by reserving your vehicle from Buffalo Niagara Airport about two weeks before your travel date.

Getting from Buffalo Niagara Airport (BUF) to central Buffalo

BUF is located at Genesee Street.
Buffalo Niagara Airport to the center of Buffalo has a drive time of around 20 minutes. It's approximately 16 kilometers away.
If you're traveling on public transport, expect a journey time of about 40 minutes.

When to fly to Buffalo Niagara Airport (BUF)

It's time to pick your trip dates for your flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport. August is the most popular month to head to Buffalo. If you want a more laid-back vibe, go in March.
Before locking in your flight from Washington Ronald Reagan Airport to Buffalo Niagara Airport, consider the type of weather you like. July is the warmest month in Buffalo, with temperatures ranging from 15ºC (59ºF) to 29ºC (84ºF).
Look for cheap tickets from DCA to BUF in January if you like traveling in cooler conditions. Temperatures are at their lowest then, ranging between -10ºC (14ºF) and 2ºC (36ºF) on average.

Explore more of the United States

Buffalo has plenty going for it, but there are so many other corners of the United States just waiting to be discovered. Around 467 kilometers south-east of Buffalo, a visit to New York will keep you on the go. Start with leading attractions like Central Park, Statue of Liberty and Metropolitan Museum of Art.
If you want to check out another side of the United States, consider Philadelphia, roughly 451 kilometers south-east of Buffalo. Independence Hall, Liberty Bell and Philadelphia Museum of Art are among the biggest draws.