$82+ Cheap flights from Reagan-National (DCA) to Buffalo (BUF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BUF
Nov 24 — Dec 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Reagan-National to Buffalo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Buffalo are usually found in February or January, booked 27 days in advance, depart on a Saturday or Wednesday and return on a Wednesday
Cheap flight deals from Reagan-National to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Reagan-National to BuffaloExplore the most affordable flight options available from Reagan-National to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Reagan-National to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:10 pm -
1 stop4h 25m
Sat 11/2112:14 pm -
Nonstop1h 30m
Deal found 10/24![American Airlines logo]()
$246
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:32 pm -
Nonstop1h 33m
Tue 11/246:36 pm -
Nonstop1h 34m
Deal found 10/20![American Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:18 pm -
Nonstop1h 33m
Wed 11/255:28 am -
Nonstop1h 32m
Deal found 10/21![American Airlines logo]()
$248
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:35 pm -
1 stop3h 58m
Wed 12/3012:15 pm -
1 stop6h 59m
Deal found 10/25![Delta logo]()
$256
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:20 pm -
1 stop4h 19m
Wed 11/255:28 am -
Nonstop1h 32m
Deal found 10/21![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:57 pm -
1 stop6h 38m
Mon 11/165:13 am -
Nonstop1h 46m
Deal found 10/24![American Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:10 am -
1 stop5h 16m
Mon 11/166:32 pm -
1 stop3h 48m
Deal found 10/25![Delta logo]()
$271
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/285:55 pm -
Nonstop1h 27m
Sun 1/37:52 pm -
Nonstop1h 37m
Deal found 10/24![American Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:29 pm -
Nonstop1h 25m
Sun 12/135:16 am -
Nonstop1h 47m
Deal found 10/21![American Airlines logo]()
$278
Best flights from Reagan-National to BuffaloDiscover carefully curated flight deals from Reagan-National to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Reagan-National to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:35 pm -
1 stop3h 58m
Wed 12/3012:15 pm -
1 stop6h 59m
Deal found 10/25![Delta logo]()
$256
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:34 pm -
1 stop4h 59m
Mon 11/166:21 pm -
Nonstop1h 49m
Deal found 10/20![American Airlines logo]()
$288
This Cheapflightsfares deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:55 am -
1 stop4h 23m
Sat 11/212:10 pm -
1 stop4h 50m
Deal found 10/24![JetBlue logo]()
$308
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/95:15 pm -
1 stop5h 50m
Sat 2/136:16 am -
1 stop3h 49m
Deal found 10/21![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:05 am -
1 stop4h 30m
Wed 11/2512:15 pm -
1 stop4h 18m
Deal found 10/20![Delta logo]()
$267
This JetBlue deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:06 pm -
1 stop6h 30m
Sat 11/142:09 pm -
1 stop6h 00m
Deal found 10/21![JetBlue logo]()
$317
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2810:16 am -
Nonstop1h 26m
Sun 1/37:52 pm -
Nonstop1h 37m
Deal found 10/20![American Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:10 am -
1 stop5h 16m
Mon 11/166:32 pm -
1 stop3h 48m
Deal found 10/25![Delta logo]()
$271
This JetBlue deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop3h 44m
Sat 11/212:10 pm -
1 stop4h 50m
Deal found 10/23![JetBlue logo]()
$317
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:26 pm -
1 stop6h 32m
Mon 11/3010:00 am -
1 stop5h 57m
Deal found 10/25![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/55:15 pm -
1 stop5h 50m
Mon 2/222:10 pm -
1 stop6h 55m
Deal found 10/23![Delta logo]()
$300
Last-minute flights from Reagan-National to BuffaloDiscover last-minute flight deals from Reagan-National to Buffalo. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Buffalo. Data last updated October 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:28 pm -
Nonstop1h 24m
Mon 11/96:21 pm -
Nonstop1h 49m
Deal found 10/21![American Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:00 am -
1 stop5h 40m
Sun 11/156:21 pm -
Nonstop1h 49m
Deal found 10/21![American Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:57 pm -
1 stop6h 38m
Mon 11/165:13 am -
Nonstop1h 46m
Deal found 10/24![American Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:10 am -
1 stop5h 16m
Mon 11/166:32 pm -
1 stop3h 48m
Deal found 10/25![Delta logo]()
$271
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:10 pm -
1 stop4h 25m
Sat 11/2112:14 pm -
Nonstop1h 30m
Deal found 10/24![American Airlines logo]()
$246
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:18 pm -
Nonstop1h 33m
Wed 11/255:28 am -
Nonstop1h 32m
Deal found 10/21![American Airlines logo]()
$248
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:45 pm -
Nonstop1h 27m
Wed 11/256:36 pm -
Nonstop1h 34m
Deal found 10/21![American Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:32 pm -
Nonstop1h 33m
Tue 11/246:36 pm -
Nonstop1h 34m
Deal found 10/20![American Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:20 pm -
1 stop4h 19m
Wed 11/255:28 am -
Nonstop1h 32m
Deal found 10/21![American Airlines logo]()
$257
One-way flights from Reagan-National to BuffaloSearch for one-way flight options from Reagan-National to Buffalo. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Reagan-National to Buffalo. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This JetBlue deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop3h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![JetBlue logo]()
$82
This JetBlue deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:15 am -
1 stop3h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![JetBlue logo]()
$99
This JetBlue deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop3h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![JetBlue logo]()
$122
This JetBlue deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/296:17 am -
1 stop3h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![JetBlue logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:33 pm -
2 stops22h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:17 am -
1 stop3h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![JetBlue logo]()
$157
This JetBlue deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:49 pm -
1 stop7h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![JetBlue logo]()
$159
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:06 pm -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![JetBlue logo]()
$164
This FlightHub deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:21 am -
1 stop9h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![JetBlue logo]()
$169
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:45 am -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Southwest logo]()
$186
This Cheapflightsfares deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:09 pm -
1 stop7h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![JetBlue logo]()
$191
Find flight deals from Reagan-National to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $236 (American Airlines) |
One-way from | $82 (JetBlue) |
Popular in | December |
Cheapest in | February |
Average price | $379 |
Good round-trip deal | $319 or less |
Good one-way deal | $283 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National to Buffalo 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, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Tue 11/24
6:00 am-9:44 am
1 stop3h 44m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$82
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Fri 11/27
6:00 am-11:59 am
1 stop5h 59m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$82
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Thu 12/17
6:15 am-9:59 am
1 stop3h 44m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Tue 12/29
6:17 am-9:59 am
1 stop3h 42m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Mon 11/23
6:00 am-9:44 am
1 stop3h 44m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$157
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Sun 12/27
6:17 am-9:59 am
1 stop3h 42m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$157
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Mon 11/16
3:54 pm-8:36 pm
1 stop4h 42m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$157
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Wed 11/11
2:06 pm-8:36 pm
1 stop6h 30m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Thu 11/12
10:45 am-3:25 pm
1 stop4h 40m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$186
Washington, D.C.Buffalo
DCA Washington, D.C. Reagan-National - BUF Buffalo
DCABUF
Washington, D.C. Reagan-National
Sat 11/7
1:08 pm-8:36 pm
1 stop7h 28m
Buffalo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$231
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Reagan-National to Buffalo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Buffalo in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Reagan-National to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Reagan-National with our price prediction graph.
DCA-BUF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Buffalo
Prices
Airlines
How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Buffalo?
The best time to book flights from Washington, D.C. Reagan-National Airport to Buffalo is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Buffalo?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Buffalo (average of $264). Flying from Washington, D.C. Reagan-National Airport to Buffalo in December is currently the most expensive (average of $517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from DCA to BUF?
Find hourly flight availability from Reagan-National to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
It’s optimal to fly from Washington, D.C. Reagan-National Airport to Buffalo in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated October 25, 2026.
See what other customers who have flown with JetBlue and American Airlines from Washington, D.C. Reagan-National Airport to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Crew
7.9
Food
6.6
Boarding
7.3
Comfort
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDave,Jun 2026
MCO - ROC
Overall
7.1
Crew
7.9
Food
6.6
Boarding
7.3
Comfort
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDave,Jun 2026
MCO - ROC
Overall
7.1
Crew
7.9
Food
6.6
Boarding
7.3
Comfort
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDave,Jun 2026
MCO - ROC
Related info for your journey
Find useful and relevant information for your journey from Reagan-National to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsCheektowaga
Lockport
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buffalo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Reagan-National
Popular flights
Alternative routes for Reagan-National to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Reagan-National to Buffalo by cabin class
Find flights from Reagan-National to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Reagan-National and Buffalo flights
Browse other Reagan-National and Buffalo flight options. Last updated on October 25, 2026.
Other flights from Reagan-National
Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Reagan-National to Buffalo
Discover the top 2 airlines that operate flights from Reagan-National to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$349 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$245 | Average$298 | FlexibilityNo cancel fee | On-time62% |