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Cheap flights from London, ON to Washington, D.C. Reagan-National Airport from C$ 422

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — DCA
9 Aug — 16 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Reagan-National

Enter your travel dates to find the best prices.

Cheapest flights from London to Reagan-National
Explore the most affordable flight options available from London to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2026.

Tue 11/85:40 a.m.
YXU
-
DCA
2 stops6h 20m
Air Canada
Fri 14/812:40 p.m.
DCA
-
YXU
2 stops9h 00m
Air Canada
Deal found 7/7C$ 745
Tue 8/95:40 a.m.
YXU
-
DCA
2 stops6h 20m
Air Canada
Sat 12/912:40 p.m.
DCA
-
YXU
2 stops9h 00m
Air Canada
Deal found 7/7C$ 775
Thu 23/710:05 a.m.
YXU
-
DCA
2 stops11h 43m
Air Canada
Wed 29/76:00 a.m.
DCA
-
YXU
2 stops8h 52m
Air Canada
Deal found 9/7C$ 796
Tue 11/85:55 p.m.
YXU
-
DCA
3 stops18h 05m
Multiple Airlines
Fri 14/812:40 p.m.
DCA
-
YXU
2 stops9h 00m
Multiple Airlines
Deal found 7/7C$ 866
Sat 31/105:30 a.m.
YXU
-
DCA
2 stops6h 49m
Air Canada
Wed 4/119:40 a.m.
DCA
-
YXU
1 stop5h 07m
Air Canada
Deal found 5/7C$ 880
Sat 8/85:40 a.m.
YXU
-
DCA
1 stop12h 32m
Air Canada
Sat 15/811:00 a.m.
DCA
-
YXU
1 stop3h 50m
Air Canada
Deal found 9/7C$ 912

Find flight deals from London to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Reagan-National (DCA). 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 10 July 2026.

Round-trip from

C$ 745

One-way from

C$ 422
Air Canada
  • Air Canada
  • 11/8-14/8
  • 4 total stops
  • 15h 20m total
  • London to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 27/9
  • 1 total stop
  • 4h 29m total
  • London to Washington, D.C.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Reagan-National 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 629,999 searches. Data last updated 10 July 2026.
Use the filters below to find and compare flights from London to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Tue 11/8

3:30 p.m.-7:57 p.m.

1 stop4h 27m

Washington, D.C. Reagan-National

Fri 14/8

12:40 p.m.-9:40 p.m.

2 stops9h 00m

C$ 750

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Tue 8/9

5:40 a.m.-12:00 p.m.

2 stops6h 20m

Washington, D.C. Reagan-National

Sat 12/9

12:40 p.m.-9:40 p.m.

2 stops9h 00m

C$ 775

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sat 31/10

5:30 a.m.-12:19 p.m.

2 stops6h 49m

Washington, D.C. Reagan-National

Wed 4/11

12:55 p.m.-9:52 p.m.

2 stops8h 57m

C$ 775
Cheapest one-way

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 27/9

3:30 p.m.-7:59 p.m.

1 stop4h 29m

C$ 422
Quickest one-way

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sat 22/8

6:20 p.m.-10:31 p.m.

1 stop4h 11m

C$ 470

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Mon 24/8

6:20 p.m.-10:31 p.m.

1 stop4h 11m

C$ 472

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 27/9

6:20 p.m.-9:59 a.m.

2 stops15h 39m

C$ 479

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 23/8

6:20 p.m.-10:31 p.m.

1 stop4h 11m

C$ 555

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 16/8

5:40 a.m.-6:12 p.m.

1 stop12h 32m

C$ 595

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 16/8

5:40 a.m.-9:59 p.m.

2 stops16h 19m

C$ 697

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from London to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from London with our price prediction graph.
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.

Related info for your journey

Find useful and relevant information for your journey from London to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from London to Washington, D.C. Reagan-National?

    For a flight from London to Washington, D.C. Reagan-National, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city. London is the only London airport and it handles 0 outbound flights to Washington, D.C. Reagan-National per day. 0 airlines have flights to Washington, D.C. Reagan-National from London on a regular basis.

  • How long is the flight from London, Ontario to Washington, D.C. Reagan-National Airport?

    For as low as C$ 750, Air Canada can have you in Washington, D.C. Reagan-National Airport from London, Ontario in 4h 27m. London, Ontario and Washington, D.C. Reagan-National Airport are separated by a distance of 578 km.

  • Can I find deals for flights from London to Reagan-National that include hotel bookings?

    Yes. In addition to deals on London to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Reagan-National.

  • Can I find deals for business class flights from London to Reagan-National?

    Yes. Cheapflights offers flight deals from London to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Silver Spring
Fairfax
Hanover
Oxon Hill
Gaithersburg
Reston
Herndon
Ellicott City
Arlington
Fredericksburg
Alexandria
Rockville

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Can Cheapflights notify me if prices for flights from London to Reagan-National become cheaper?

Yes! Start tracking prices for London to Reagan-National flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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