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Cheap flights from Buffalo to Washington, D.C. from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Washington, D.C. departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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American Airlines Logo
5:33 pm - 7:00 pmBUF-DCA
1h 27mnonstop
American Airlines Logo
10:15 pm - 11:44 pmDCA-BUF
1h 29mnonstop
$184American Airlines
Find Deal
Sat, Nov 8 - Sun, Nov 16
American Airlines Logo
5:20 am - 6:46 amBUF-DCA
1h 26mnonstop
American Airlines Logo
10:00 am - 10:56 pmDCA-BUF
12h 56m1 stop
$197American Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 18
Delta Logo
12:25 pm - 7:20 pmBUF-DCA
6h 55m1 stop
Delta Logo
6:00 am - 9:45 amDCA-BUF
3h 45m1 stop
$199Delta
Find Deal
Thu, Feb 26 - Sun, Mar 1
Delta Logo
2:35 pm - 6:39 pmBUF-DCA
4h 04m1 stop
Delta Logo
6:06 am - 12:31 pmDCA-BUF
6h 25m1 stop
$204Delta
Find Deal
Sat, Nov 8 - Sun, Nov 16
American Airlines Logo
6:00 am - 7:26 amBUF-DCA
1h 26mnonstop
American Airlines Logo
6:45 am - 3:05 pmDCA-BUF
8h 20m1 stop
$206American Airlines
Find Deal
Fri, Nov 28 - Tue, Dec 2
Delta Logo
2:35 pm - 6:39 pmBUF-DCA
4h 04m1 stop
Delta Logo
6:07 am - 10:37 amDCA-BUF
4h 30m1 stop
$209Delta
Find Deal
Sat, Nov 8 - Sun, Nov 9
American Airlines Logo
12:53 pm - 2:20 pmBUF-DCA
1h 27mnonstop
American Airlines Logo
10:10 pm - 10:51 amDCA-BUF
12h 41m1 stop
$211American Airlines
Find Deal
Fri, Nov 14 - Mon, Nov 17
JetBlue Logo
10:08 am - 2:36 pmBUF-DCA
4h 28m1 stop
JetBlue Logo
6:15 am - 10:46 amDCA-BUF
4h 31m1 stop
$224JetBlue
Find Deal
Wed, Nov 19 - Sun, Nov 23
JetBlue Logo
5:30 pm - 9:33 pmBUF-DCA
4h 03m1 stop
JetBlue Logo
4:55 pm - 8:34 pmDCA-BUF
3h 39m1 stop
$248JetBlue
Find Deal
Tue, Nov 4 - Sat, Nov 8
JetBlue Logo
12:18 pm - 10:58 pmBUF-DCA
10h 40m1 stop
JetBlue Logo
9:45 am - 5:24 pmDCA-BUF
7h 39m1 stop
$275JetBlue
Find Deal
Thu, Dec 4 - Sun, Dec 7

American Airlines flights from Buffalo to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Buffalo to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Nov 8
BUF5:33 pmBuffalo
1h 27m
DCA7:00 pmWashington, D.C. Reagan-National
Nov 16
DCA10:15 pmWashington, D.C. Reagan-National
1h 29m
BUF11:44 pmBuffalo
$184
Find similar
American Airlines
Nov 18
BUF5:20 amBuffalo
1h 26m
DCA6:46 amWashington, D.C. Reagan-National
Nov 18
DCA10:00 amWashington, D.C. Reagan-National
12h 56m
1 stop
BUF10:56 pmBuffalo
$197
Find similar
American Airlines
Nov 1
BUF6:20 amBuffalo
1h 19m
DCA7:39 amWashington, D.C. Reagan-National
Nov 3
DCA10:15 pmWashington, D.C. Reagan-National
1h 29m
BUF11:44 pmBuffalo
$199
Find similar

Delta flights from Buffalo to Washington, D.C. Reagan-National Airport

Our best Delta deals on Buffalo to Washington, D.C. Reagan-National Airport flight tickets
Delta
Feb 26
BUF12:25 pmBuffalo
6h 55m
1 stop
DCA7:20 pmWashington, D.C. Reagan-National
Mar 1
DCA6:00 amWashington, D.C. Reagan-National
3h 45m
1 stop
BUF9:45 amBuffalo
$199
Find similar
Delta
Nov 8
BUF2:35 pmBuffalo
4h 04m
1 stop
DCA6:39 pmWashington, D.C. Reagan-National
Nov 16
DCA6:06 amWashington, D.C. Reagan-National
6h 25m
1 stop
BUF12:31 pmBuffalo
$204
Find similar
Delta
Nov 8
BUF2:35 pmBuffalo
4h 04m
1 stop
DCA6:39 pmWashington, D.C. Reagan-National
Nov 9
DCA6:07 amWashington, D.C. Reagan-National
4h 30m
1 stop
BUF10:37 amBuffalo
$209
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Washington, D.C. Reagan-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Buffalo to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 11/8

5:33 pm-7:00 pm

Nonstop1h 27m

Washington, D.C. Reagan-National

Sun 11/16

10:15 pm-11:44 pm

Nonstop1h 29m

$184

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Tue 11/18

5:20 am-6:46 am

Nonstop1h 26m

Washington, D.C. Reagan-National

Tue 11/18

10:00 am-10:56 pm

1 stop12h 56m

$197

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Thu 2/26

12:25 pm-7:20 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Sun 3/1

6:00 am-9:45 am

1 stop3h 45m

$199

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 11/8

2:35 pm-6:39 pm

1 stop4h 04m

Washington, D.C. Reagan-National

Sun 11/16

6:06 am-12:31 pm

1 stop6h 25m

$204

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Fri 11/28

6:00 am-7:26 am

Nonstop1h 26m

Washington, D.C. Reagan-National

Tue 12/2

6:45 am-3:05 pm

1 stop8h 20m

$206

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 11/8

2:35 pm-6:39 pm

1 stop4h 04m

Washington, D.C. Reagan-National

Sun 11/9

6:07 am-10:37 am

1 stop4h 30m

$209

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Fri 11/14

12:53 pm-2:20 pm

Nonstop1h 27m

Washington, D.C. Reagan-National

Mon 11/17

10:10 pm-10:51 am

1 stop12h 41m

$211

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Wed 11/19

10:08 am-2:36 pm

1 stop4h 28m

Washington, D.C. Reagan-National

Sun 11/23

6:15 am-10:46 am

1 stop4h 31m

$224

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Tue 11/4

5:30 pm-9:33 pm

1 stop4h 03m

Washington, D.C. Reagan-National

Sat 11/8

4:55 pm-8:34 pm

1 stop3h 39m

$248

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Thu 12/4

12:18 pm-10:58 pm

1 stop10h 40m

Washington, D.C. Reagan-National

Sun 12/7

9:45 am-5:24 pm

1 stop7h 39m

$275

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Buffalo to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of April is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Buffalo, with most prices found around $240. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $244.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Buffalo to Washington, D.C. Reagan-National Airport is on a Saturday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Saturday will often find tickets for as low as $286. Flights from Buffalo to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $402. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Buffalo to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $301. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $322.

What is the cheapest Buffalo to Washington, D.C. Reagan-National flight route?

Fly from Buffalo to Washington, D.C. Reagan-National for the best Buffalo - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $277 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Buffalo for as low as $220 on momondo.

What cabin class options are available on Buffalo to Washington, D.C. Reagan-National flights?

There are 3 cabin classes available to choose from on Buffalo to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Buffalo to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of October 2025, prices for Buffalo to Washington, D.C. Reagan-National Airport flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Washington, D.C. Reagan-National Airport (BUF to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Washington, D.C. Reagan-National Airport

Best Price Found

$177

Fastest flight time

1h 16m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Buffalo in the past 72 hours is $177. The best round-trip flight deal from Buffalo to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $272.
The fastest flight from Buffalo to Washington, D.C. Reagan-National Airport takes 1h 16m
Direct flights go from Buffalo to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • How far is Buffalo to Washington, D.C. Reagan-National by plane?

    There are 294.6 mi between Buffalo and Washington, D.C. Reagan-National. In terms of flight time, this usually takes a little over 1h 16m.

  • When did momondo last update prices for flights from Buffalo Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Buffalo Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Buffalo Airport to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Buffalo Airport to Washington, D.C. Reagan-National Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buffalo to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Buffalo to Washington, D.C. Reagan-National Airport?

Best airlines flying from Buffalo to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Buffalo to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $184Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights

  • American Airlines Flights From Buffalo to Washington, D.C. Reagan-National Airport

    American Airlines flies from Buffalo to Washington, D.C. Reagan-National Airport around 17 times per week, with 11,028 momondo users rating the airline 7.2/10. The cheapest American Airlines deal from Buffalo to Washington, D.C. Reagan-National Airport in the last 72 hours was $184 (round-trip), much lower than the average airfare cost of $272 for American Airlines flights on this route.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Washington, D.C.?

It is quick and easy to find Buffalo to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Buffalo to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Buffalo.

I’m not ready to book a flight from Buffalo to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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