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Cheap flights from London, ON to Washington, D.C. Reagan-National Airport from C$ 421

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — DCA
26 Jun — 3 Jul1
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 27 May 2026.

Fri 4/123:25 p.m.
YXU
-
DCA
1 stop4h 32m
Air Canada
Sun 6/1212:55 p.m.
DCA
-
YXU
2 stops8h 51m
Air Canada
Deal found 25/5C$ 717
Fri 23/106:20 p.m.
YXU
-
DCA
1 stop4h 14m
Air Canada
Sat 24/1011:00 a.m.
DCA
-
YXU
1 stop3h 55m
Air Canada
Deal found 22/5C$ 718
Sat 4/75:10 a.m.
YXU
-
DCA
1 stop3h 42m
United Airlines
Wed 8/77:15 a.m.
DCA
-
YXU
2 stops7h 40m
United Airlines
Deal found 23/5C$ 852
Sun 7/65:10 a.m.
YXU
-
DCA
1 stop3h 43m
United Airlines
Sun 14/67:15 a.m.
DCA
-
YXU
2 stops7h 43m
United Airlines
Deal found 22/5C$ 856
Sun 7/63:30 p.m.
YXU
-
DCA
2 stops20h 31m
Air Canada
Sun 14/612:45 p.m.
DCA
-
YXU
2 stops8h 53m
Air Canada
Deal found 22/5C$ 882
Wed 1/76:10 a.m.
YXU
-
DCA
2 stops15h 53m
WestJet
Wed 8/711:00 a.m.
DCA
-
YXU
2 stops18h 20m
WestJet
Deal found 25/5C$ 1,544
Sat 4/76:10 a.m.
YXU
-
DCA
2 stops29h 24m
WestJet
Wed 8/73:15 p.m.
DCA
-
YXU
2 stops28h 35m
WestJet
Deal found 23/5C$ 1,697

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 27 May 2026.

Round-trip from

C$ 718

One-way from

C$ 421
Air Canada
  • Air Canada
  • 23/10-24/10
  • 2 total stops
  • 8h 09m total
  • London to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 10/7
  • 1 total stop
  • 4h 27m 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 27 May 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

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 23/10

3:30 p.m.-8:00 p.m.

1 stop4h 30m

Washington, D.C. Reagan-National

Sat 24/10

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

2 stops9h 00m

C$ 718
Quickest round-trip

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sat 4/7

5:10 a.m.-8:52 a.m.

1 stop3h 42m

Washington, D.C. Reagan-National

Wed 8/7

7:15 a.m.-2:55 p.m.

2 stops7h 40m

C$ 852

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 7/6

5:10 a.m.-8:53 a.m.

1 stop3h 43m

Washington, D.C. Reagan-National

Sun 14/6

7:15 a.m.-2:58 p.m.

2 stops7h 43m

C$ 856

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 7/6

3:30 p.m.-12:01 p.m.

2 stops20h 31m

Washington, D.C. Reagan-National

Sun 14/6

12:45 p.m.-9:38 p.m.

2 stops8h 53m

C$ 882

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 1/7

6:10 a.m.-10:03 p.m.

2 stops15h 53m

Washington, D.C. Reagan-National

Wed 8/7

11:00 a.m.-5:20 a.m.

2 stops18h 20m

C$ 1,544
Cheapest one-way
Quickest one-way

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 10/7

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

1 stop4h 27m

C$ 421

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 10/7

10:05 a.m.-8:10 p.m.

2 stops10h 05m

C$ 504

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/5

Sorted by cheapest first

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$ 852, Air Canada can have you in Washington, D.C. Reagan-National Airport from London, Ontario in 3h 42m. London, Ontario and Washington, D.C. Reagan-National Airport are separated by a distance of 578 km. This flight may include one or multiple stops.

  • 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
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

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Yes! Cheapflights helps users easily find flights from London to Reagan-National with no change fees.

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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