$328+ Cheap flights from Reagan-National (DCA) to Heathrow (LHR)
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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LHR
Nov 13 — Nov 201
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 Heathrow 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.Cheap flight deals from Reagan-National to Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Reagan-National to HeathrowExplore the most affordable flight options available from Reagan-National to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
Explore the most affordable flight options available from Reagan-National to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/284:05 pm -
3 stops18h 25m
Fri 12/116:30 pm -
3 stops32h 29m
Deal found 10/10![Multiple Airlines logo]()
$726
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:59 am -
2 stops33h 41m
Tue 11/108:15 pm -
2 stops31h 23m
Deal found 10/9![Multiple Airlines logo]()
$737
This Finnair deal was found by Cheapflights users on 10/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:12 pm -
1 stop11h 03m
Thu 11/267:10 pm -
1 stop17h 44m
Deal found 10/12![Multiple Airlines logo]()
$741
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Thu 11/268:35 pm -
2 stops31h 03m
Deal found 10/13![Multiple Airlines logo]()
$749
This British Airways deal was found by Cheapflights users on 10/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:57 pm -
1 stop11h 03m
Wed 11/251:10 pm -
1 stop12h 34m
Deal found 10/12![British Airways logo]()
$750
This deal was found by Cheapflights users on 10/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 am -
1 stop9h 35m
Sun 11/19:20 am -
1 stop13h 40m
Deal found 10/12![JetBlue logo]()
$751
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
3 stops32h 30m
Thu 11/268:35 pm -
2 stops31h 03m
Deal found 10/10![Multiple Airlines logo]()
$752
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Fri 11/2712:15 pm -
2 stops15h 23m
Deal found 10/12![Multiple Airlines logo]()
$758
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Sun 11/228:35 pm -
2 stops31h 03m
Deal found 10/11![Multiple Airlines logo]()
$760
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:59 am -
2 stops31h 31m
Mon 11/308:35 pm -
2 stops31h 03m
Deal found 10/10![Multiple Airlines logo]()
$761
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
3 stops31h 40m
Thu 11/196:40 pm -
2 stops32h 58m
Deal found 10/13![Multiple Airlines logo]()
$762
Best flights from Reagan-National to HeathrowDiscover carefully curated flight deals from Reagan-National to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from Reagan-National to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This JetBlue deal was found by Cheapflights users on 10/8. 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 11/186:15 am -
1 stop10h 25m
Fri 11/2712:20 pm -
1 stop15h 32m
Deal found 10/8![JetBlue logo]()
$892
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:05 am -
1 stop15h 05m
Fri 12/111:00 pm -
1 stop13h 59m
Deal found 10/9![United Airlines logo]()
$907
This British Airways deal was found by Cheapflights users on 10/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:05 pm -
1 stop9h 45m
Tue 11/1712:55 pm -
1 stop11h 28m
Deal found 10/8![British Airways logo]()
$923
This Delta deal was found by Cheapflights users on 10/9. 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.
Sun 3/287:00 am -
1 stop18h 45m
Sat 4/38:40 am -
2 stops14h 25m
Deal found 10/9![Delta logo]()
$929
This Scandinavian Airlines deal was found by Cheapflights users on 10/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/512:00 pm -
2 stops23h 00m
Tue 1/126:40 am -
2 stops21h 24m
Deal found 10/13![Scandinavian Airlines logo]()
$949
This Virgin Atlantic deal was found by Cheapflights users on 10/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:30 pm -
1 stop12h 10m
Sat 12/126:20 am -
2 stops15h 11m
Deal found 10/10![Virgin Atlantic logo]()
$994
This JetBlue deal was found by Cheapflights users on 10/13. 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 2/246:00 am -
1 stop10h 40m
Wed 3/318:40 am -
1 stop12h 38m
Deal found 10/13![JetBlue logo]()
$897
This JetBlue deal was found by Cheapflights users on 10/11. 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 3/303:55 pm -
1 stop9h 35m
Thu 4/811:55 am -
1 stop16h 04m
Deal found 10/11![JetBlue logo]()
$901
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:10 pm -
1 stop28h 45m
Sun 11/291:00 pm -
1 stop26h 24m
Deal found 10/12![United Airlines logo]()
$1,036
This JetBlue deal was found by Cheapflights users on 10/11. 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 3/313:55 pm -
1 stop9h 35m
Sun 4/48:40 am -
1 stop17h 32m
Deal found 10/11![JetBlue logo]()
$921
This JetBlue deal was found by Cheapflights users on 10/8. 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 11/186:15 am -
1 stop10h 25m
Tue 12/19:20 am -
1 stop15h 39m
Deal found 10/8![JetBlue logo]()
$922
Last-minute flights from Reagan-National to HeathrowDiscover last-minute flight deals from Reagan-National to Heathrow. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Heathrow. Data last updated October 14, 2026 and is based on user searches.
This deal was found by Cheapflights users on 10/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 am -
1 stop9h 35m
Sun 11/19:20 am -
1 stop13h 40m
Deal found 10/12![JetBlue logo]()
$751
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:59 am -
2 stops33h 41m
Tue 11/108:15 pm -
2 stops31h 23m
Deal found 10/9![Multiple Airlines logo]()
$737
This Finnair deal was found by Cheapflights users on 10/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:12 pm -
1 stop11h 03m
Thu 11/267:10 pm -
1 stop17h 44m
Deal found 10/12![Multiple Airlines logo]()
$741
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
3 stops31h 40m
Thu 11/196:40 pm -
2 stops32h 58m
Deal found 10/13![Multiple Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Thu 11/268:35 pm -
2 stops31h 03m
Deal found 10/13![Multiple Airlines logo]()
$749
This British Airways deal was found by Cheapflights users on 10/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:57 pm -
1 stop11h 03m
Wed 11/251:10 pm -
1 stop12h 34m
Deal found 10/12![British Airways logo]()
$750
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Fri 11/2712:15 pm -
2 stops15h 23m
Deal found 10/12![Multiple Airlines logo]()
$758
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:59 am -
2 stops31h 31m
Sun 11/228:35 pm -
2 stops31h 03m
Deal found 10/11![Multiple Airlines logo]()
$760
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
3 stops32h 30m
Thu 11/268:35 pm -
2 stops31h 03m
Deal found 10/10![Multiple Airlines logo]()
$752
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:59 am -
2 stops31h 31m
Mon 11/308:35 pm -
2 stops31h 03m
Deal found 10/10![Multiple Airlines logo]()
$761
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/284:05 pm -
3 stops18h 25m
Fri 12/116:30 pm -
3 stops32h 29m
Deal found 10/10![Multiple Airlines logo]()
$726
One-way flights from Reagan-National to HeathrowSearch for one-way flight options from Reagan-National to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from Reagan-National to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Justfly.com deal was found by Cheapflights users on 10/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/134:00 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Air Canada logo]()
$328
This British Airways deal was found by Cheapflights users on 10/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/155:24 pm -
1 stop9h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![British Airways logo]()
$329
This British Airways deal was found by Cheapflights users on 10/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/72:54 pm -
1 stop10h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![British Airways logo]()
$330
This British Airways deal was found by Cheapflights users on 10/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:19 pm -
1 stop10h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![British Airways logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1512:55 pm -
2 stops15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![United Airlines logo]()
$333
This Justfly.com deal was found by Cheapflights users on 10/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:20 am -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![JetBlue logo]()
$334
This FlightHub deal was found by Cheapflights users on 10/9. 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 10/216:20 am -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![JetBlue logo]()
$336
This Justfly.com deal was found by Cheapflights users on 10/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:20 am -
1 stop22h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![JetBlue logo]()
$340
This Ovago deal was found by Cheapflights users on 10/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![JetBlue logo]()
$344
This FlightHub deal was found by Cheapflights users on 10/11. 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.
Tue 3/169:40 am -
2 stops17h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Air Canada logo]()
$346
Find flight deals from Reagan-National to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Heathrow (LHR). 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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $721 (Expedia) |
One-way from | $328 (Justfly.com) |
Popular in | June |
Cheapest in | November |
Average price | $746 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National to Heathrow 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 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Wed 1/6
6:00 am-9:40 pm
1 stop10h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$402
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Tue 1/5
6:00 am-9:40 pm
1 stop10h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$402
Quickest round-trip
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Mon 11/2
6:15 am-9:40 pm
1 stop10h 25m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$459
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Tue 12/29
6:00 am-7:10 am
1 stop20h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$492
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Mon 11/9
9:40 am-6:30 am
2 stops15h 50m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$497
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Wed 10/28
1:15 pm-8:30 am
2 stops15h 15m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$501
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Tue 12/15
4:45 pm-10:50 am
2 stops13h 05m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$536
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Wed 10/21
5:00 pm-5:45 pm
3 stops19h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$642
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Tue 12/29
5:55 pm-5:30 pm
3 stops18h 35m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$642
Washington, D.C.London
DCA Washington, D.C. Reagan-National - LHR London Heathrow
DCALHR
Washington, D.C. Reagan-National
Sun 10/18
5:00 pm-10:00 pm
3 stops24h 00m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$693
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Reagan-National to Heathrow
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 Heathrow 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*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-London Heathrow Airport 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-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-London Heathrow Airport 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-London Heathrow Airport 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-London Heathrow Airport 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 Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Reagan-National with our price prediction graph.
DCA-LHR
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 London Heathrow Airport
Prices
More
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport (average of $644). Flying from Washington, D.C. Reagan-National Airport to London Heathrow Airport in June is currently the most expensive (average of $1,457). 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.
How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Airfare is typical for this route at the moment.
Washington, D.C. Reagan-National Airport to London Heathrow Airport flights typically cost between $718 and $946 in February.The cheapest round-trip price found within the last 5 days was $721 on Multiple Airlines (Feb 9-Feb 11).
What’s the top layover airport for flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Share of 1-stop round-trip flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
New York (JFK) – chosen by Cheapflights users on 90% of 1-stop itineraries from Washington, D.C. Reagan-National Airport to London Heathrow Airport on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Average round-trip fare for 1-stop flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Boston (BOS) is the most affordable 1-stop option, with an average round-trip price of $677.
What’s the fastest layover option from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 9h 35m.
Which airport typically offers the quickest layover for flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport?
Average layover duration for 1-stop one-way flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 1h 46m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated October 14, 2026.
Read reviews from past customers who have flown Virgin Atlantic,United Airlines, andJetBlue from Washington, D.C. Reagan-National Airport to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Food
6.9
Overall
7.5
Boarding
7.7
Comfort
7.3
Entertainment
7.5
Crew
8.1
Reviews
1 / 20
6.0
GoodPratap,Aug 2025
JFK - LHR
Related info for your journey
Find useful and relevant information for your journey from Reagan-National to Heathrow. 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 London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Slough
Eastbourne
Stansted
Sutton
Luton
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
Complete your trip
Flights by cabin class
Heathrow flight routes
Other flight options
Other flights from Reagan-National
Popular flights
Alternative routes for Reagan-National to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Reagan-National to Heathrow by cabin class
Find flights from Reagan-National to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
Reagan-National and Heathrow flights
Browse other Reagan-National and Heathrow flight options. Last updated on October 14, 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 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Reagan-National to Heathrow
Discover the top 6 airlines that operate flights from Reagan-National to Heathrow. 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$626 | Average$835 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$644 | Average$940 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$656 | Average$775 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$678 | Average$946 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$724 | Average$1,062 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$740 | Average$907 | FlexibilityNo cancel fee | On-time70% |