Cheap Flights from Buffalo Niagara (BUF) to Washington Ronald Reagan (DCA)

Travelers and cabin class

Compare Buffalo Niagara to Washington Ronald Reagan flight deals

Find the cheapest month or even day of the year to fly to Washington Ronald Reagan

Book the best Washington Ronald Reagan fare with no extra fees

Flight deals from Buffalo Niagara to Washington Ronald Reagan

Looking for a cheap last-minute deal or the best round-trip flight from Buffalo Niagara to Washington Ronald Reagan? Find the lowest prices on one-way and round-trip tickets right here.

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

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

Direct flights from Buffalo Niagara to Washington Ronald Reagan

Buffalo Niagara to Washington Ronald Reagan: Alternative routes

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

Buffalo to Washington, D.C.: Flight information

The things to know before you go.
Cheapest flight found$99
Cheapest month to flyJuly
Average flight time1 hr, 25 mins
Most popular airlineAmerican Airlines
Average flights per week85

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

The best price we found for a round-trip flight from Buffalo Niagara to Washington Ronald Reagan is $179. 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 25 minutes is the average flight time from Buffalo Niagara to Washington Ronald Reagan.
American Airlines, PSA Airlines and Alaska Airlines fly direct from Buffalo Niagara to Washington Ronald Reagan.
There are 85 flights per week flying from Buffalo Niagara to Washington Ronald Reagan, as of May 2025.
The cheapest month to fly from Buffalo Niagara to Washington Ronald Reagan is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Washington Ronald Reagan Airport on Tuesday, July 15, 2025.
Yes – the average flight time is 1 hour and 25 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 Washington Ronald Reagan 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 Washington, D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, American Airlines offers the cheapest flight tickets to Washington Ronald Reagan.

Flying from Buffalo Niagara International Airport (BUF) to Ronald Reagan National Airport (DCA): what you need to know

  • Around 1 hour 25 minutes is how long you can expect to be in the air on a direct flight from Buffalo Niagara International Airport to Ronald Reagan National Airport.

  • Buffalo and Washington DC are both in the UTC-4 timezone. This means there's no time difference to consider.

  • Choose from 31 weekly Buffalo Niagara International Airport to Ronald Reagan National Airport flights. The 05:20 departure with American Airlines is the earliest flight available. American Airlines operates the last service of the day at 17:56.

  • Get to the airport on time so you don't miss your BUF to DCA flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Traveling during a peak month like August? School holidays and other popular seasons can result in longer queues at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before domestic departures.

  • Traveling to Washington DC (and then exploring more of United States!) is a cinch with American Airlines. This popular airline has direct flights from Buffalo Niagara International Airport to Ronald Reagan National Airport.

  • Most travelers choose to fly with American Airlines on this route.

  • American Airlines is the most punctual carrier operating BUF to DCA flights, with 65.46% of its services arriving on schedule.

  • Consider adding a stopover when booking your ticket from Buffalo Niagara International Airport to Ronald Reagan National Airport. Just uncheck 'Direct flights only' to break up your journey, or enjoy a detour to a new and interesting place. Here's where you can stop between BUF and DCA:

    • Philadelphia International Airport

    • John F. Kennedy International Airport

    • Newark Liberty International Airport

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

  • The cheapest price we've found for a one-way Buffalo Niagara International Airport to Ronald Reagan National Airport flight is $99. A return plane ticket is currently $179. Depending on the availability when you book, these fares could change.

  • Book six months before traveling. After crunching the numbers on our calendar, this is how far you should book ahead to find cheap tickets from BUF to DCA.

  • The cheapest month for flights from Buffalo Niagara International Airport to Ronald Reagan National Airport is May. Use the 'Whole month' tool to find the lowest airfares if you have a flexible schedule.

  • Spend less time searching for cheap flights from BUF to DCA by setting up a Price Alert. You'll receive an email or notification on the app when a special offer becomes available.

  • Tailor your trip with filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort results by 'Best,' 'Fastest' or 'Cheapest' flights from Buffalo Niagara International Airport to Ronald Reagan National Airport.

Handy information about Buffalo Niagara International Airport (BUF)

  • You'll find BUF at Genesee Street.

  • 75.46% of flights taking off from Buffalo Niagara International Airport arrive at their destination on schedule.

  • Central Buffalo to Buffalo Niagara International Airport is around 11 miles. Depending on traffic, it'll take about 20 minutes to get there if you're driving, ride-sharing or catching a cab.

  • You can expect a journey time of around 1 hour 15 minutes when using public transport.

  • Looking for a convenient hotel near BUF? If you're catching an early flight from Buffalo Niagara International Airport to Ronald Reagan National Airport, these accommodation options will put you moments from your departure lounge:

Arriving at Ronald Reagan National Airport (DCA)

Getting from Ronald Reagan National Airport (DCA) to central Washington DC

  • The street address for DCA is 1 Aviation Circle.

  • Ronald Reagan National Airport is approximately 5 miles from central Washington DC. Driving there takes about 15 minutes.

  • Getting there on public transport takes roughly 45 minutes.

When to fly to Ronald Reagan National Airport (DCA)

  • The quietest month for a flight from Buffalo Niagara International Airport to Ronald Reagan National Airport is May, while February is the most popular. Pick the best time to visit Washington DC based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Before locking in your flight from Buffalo Niagara International Airport to Ronald Reagan National Airport, think about the kind of weather you enjoy. July is the warmest month in Washington DC, with the temperature ranging from 66ºF to 91ºF.

  • If you like cooler conditions, search for a cheap ticket from BUF to DCA in January. Average temperatures are between 21ºF and 50ºF then.

Explore more of United States

  • Washington DC has its own special appeal, but there are so many other parts of United States just waiting to be explored. Around 200 miles north-east of Washington DC, a trip to New York will keep your itinerary packed. Check out popular attractions like Statue of Liberty, Central Park and Empire State Building.

  • Around 120 miles north-east of Washington DC, Philadelphia is another favorite stop in United States. Experience major highlights starting with Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.