Cheap Flights from Washington D.C. to Buffalo Niagara

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Flight deals from Washington D.C. to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Buffalo Niagara Airport? If you want to travel next month, return fares start from ج.م.‏ 9,738. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Buffalo Niagara

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

Direct flights from Washington D.C. to Buffalo Niagara

Washington D.C. to Buffalo Niagara: Alternative routes

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

Washington D.C. to Buffalo: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 4,315
Cheapest month to flyAugust
Average flight time1 hr, 23 mins
Most popular airlineSouthwest Airlines
Average flights per week549

Finding cheap flights from Washington D.C. to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Buffalo Niagara is ج.م.‏ 8,476. 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.
1 hour and 22 minutes is the average flight time from Washington D.C. to Buffalo Niagara.
Southwest Airlines, American Airlines and United fly direct from Washington D.C. to Buffalo Niagara.
As of June 2026, there are 183 flights per week flying from Washington D.C. to Buffalo Niagara.
The cheapest month to fly from Washington D.C. to Buffalo Niagara is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Buffalo Niagara Airport on Tuesday, 8 September 2026.
Yes – the average flight time is 1 hour and 22 minutes.
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.
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.

Flying from Washington DC to Buffalo Niagara International Airport (BUF): What you need to know

  • Start planning your holiday by looking up where you'll catch your flight from Washington DC to Buffalo Niagara International Airport (BUF). Explore your options for taking off from Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD), two of the city's main airports.

  • The average length of a direct Washington DC to Buffalo Niagara International Airport flight is 1 hour 20 minutes.

  • Buffalo (where Buffalo Niagara International Airport is located) and Washington DC share the UTC-5 timezone. You can fly without needing to calculate any time difference.

  • The most popular route is from Ronald Reagan Washington National Airport (DCA) to Buffalo Niagara International Airport (BUF), with 23 direct services every week. If you're not one for hanging around, the earliest flight from DCA to BUF is the 9:59am American Airlines option. If you're looking to take off later, the final departure is at 10:40pm with American Airlines.

  • Give yourself plenty of time to catch your flight from Washington DC to BUF. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

  • Popular months like July or holiday times such as Thanksgiving and Christmas/New Year will mean longer lines at check-in and security. Travelling then? Play it safe and head to the airport even earlier. Arriving two hours before a domestic flight and up four hours ahead of international flights is a wise idea.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

  • Go straight to your destination from Ronald Reagan Washington National Airport (DCA). Nonstop flights from Washington DC to Buffalo Niagara International Airport (BUF) operate from here.

  • When jetting out of DCA, you can take a direct flight from Washington DC to Buffalo Niagara International Airport with American Airlines.

  • The majority of travellers prefer to fly with American Airlines from DCA to BUF.

  • American Airlines is the top-ranked carrier for punctuality on this route.

  • DCA is around 6 kilometres from central Washington DC. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 10 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the travel time to be around 25 minutes.

  • Catching an early flight from Washington DC to Buffalo Niagara International Airport? Avoid the stress of rushing to the terminal (and catch some extra z's) by staying at one of these hotels close to Ronald Reagan Washington National Airport:

  • When it comes to the on-time performance of Ronald Reagan Washington National Airport, 71% of flights complete their journey on time.

  • You'll find DCA at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • Consider beginning your travels from Washington Dulles International Airport (IAD). You can book a direct Washington DC to Buffalo Niagara International Airport (BUF) plane ticket with departures from here.

  • From IAD, direct flights from Washington DC to BUF can be booked with United Airlines.

  • On the IAD to BUF route, United is the favourite choice for most passengers.

  • The most reliable carrier is United. Its Washington Dulles International Airport to Buffalo Niagara International Airport flights arrive without delay 75.81% of the time.

  • IAD is around 40 kilometres from central Washington DC. It'll take 45 minutes or so to get to the airport if you're driving from the city centre. Public transport takes approximately 1 hour 10 minutes.

  • Want to treat yourself to an extra night away before your Washington DC to BUF flight? Check in to a hotel near Washington Dulles International Airport before your holiday officially begins. These stays are expecting you:

  • When it comes to keeping flights on track, Washington Dulles International Airport has an on-time arrival rate of 77%.

  • You'll find IAD at 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

  • Begin your journey at Baltimore Washington International Airport (BWI) and go straight to your destination without layovers. You can book direct flights from Washington DC to Buffalo Niagara International Airport out of here.

  • Fly out of BWI with Southwest Airlines. This reputable carrier offers direct Washington DC to BUF plane tickets.

  • Most travellers prefer to book seats with Southwest Airlines from BWI to BUF.

  • Southwest Airlines is the most punctual carrier on this route, with 77.02% of its services landing on time.

  • BWI is around 48 kilometres from central Washington DC. The drive from the city centre to the terminal takes about 40 minutes. If you're thinking about using public transport, expect a journey time of around 50 minutes.

  • Wake up, take it easy and still make your Washington DC to Buffalo Niagara International Airport flight without having to rush. These hotels near Baltimore Washington International Airport make it a breeze to get to the terminal if you're setting off early:

  • Flights that take off from BWI reach their destination within the expected time frame 77% of the time.

About Buffalo Niagara International Airport (BUF)

  • The last thing you need is a long journey to your hotel if you're getting in late on a flight from Washington DC to Buffalo Niagara International Airport. Book one of these accommodation options near BUF instead:

  • Lock in the best rate by reserving your vehicle around two weeks before your Washington DC to Buffalo Niagara International Airport flight.

  • You'll find BUF at Genesee Street.

Getting from Buffalo Niagara International Airport (BUF) to central Buffalo

  • Buffalo Niagara International Airport is around 16 kilometres from the centre of Buffalo. It takes around 20 minutes or so to drive to the city.

  • Travelling by public transport typically takes 40 minutes.

How to find the cheapest flights from Washington DC to Buffalo Niagara International Airport (BUF)

  • Currently, ج.م.‏ 4,315 is the lowest price we've found for a one-way ticket from Washington DC to Buffalo Niagara International Airport. The cheapest price for a return flight is ج.م.‏ 8,476. Keep in mind fares can change due to demand at the time of booking.

  • Book two months before your departure date. Pricing trends show that this is the ideal window for finding cheap flights from Washington DC to BUF.

  • The best month for landing cheap Washington DC to Buffalo Niagara International Airport tickets is July. Use the 'Whole month' tool to compare flight prices, then select the dates that offer the biggest savings.

  • Locking in a cheap plane ticket from Washington DC to BUF is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as a lower fare pops up.

  • Tailor your travel plans using filters. Select your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington DC to Buffalo Niagara International Airport.

The best time to fly from Washington DC to Buffalo Niagara International Airport (BUF)

  • It's time to work out when to book your flight from Washington DC to Buffalo Niagara International Airport (BUF). August is the most popular month to visit Buffalo. If you like your getaways a little more chill, head there in December.

  • The warmest month in Buffalo is July, with temperatures ranging between 15ºC and 29ºC. Book your Washington DC to BUF plane ticket then if you enjoy this type of weather.

  • Look for cheap tickets from Washington DC to Buffalo Niagara International Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -10ºC and 2ºC.

More about Buffalo

  • When it comes to looking for somewhere to lay your head, you'll find the most popular stays in Buffalo right here. Browse these options once you've locked in your flight from Washington DC to Buffalo Niagara International Airport:

  • Your visit to Buffalo isn't complete without checking out the sights. Big-name attractions that are worth your time include Frank Lloyd Wright's Darwin D. Martin House Complex, Buffalo AKG Art Museum and Forest Lawn.

Explore more of the United States

  • You've done Buffalo, now it's time to discover other corners of the United States. Journey about 290 kilometres southwest to Cleveland to check off its leading sights. From Rock & Roll Hall of Fame to Cleveland Museum of Art and Cleveland Museum of Natural History, you'll have a packed itinerary ahead.

  • Pittsburgh is another essential stop in the United States and is around 290 kilometres south of Buffalo. No journey is complete without dropping by Carnegie Museum of Art, The Andy Warhol Museum and Point State Park Fountain.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.