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

Airlines like Air Canada and United Airlines fly from Washington, D.C. Reagan-National Airport to London, Ontario in about 5h 07m. The time it takes to get you to your destination can typically vary by up to 3h 15m. The distance from Washington, D.C. Reagan-National Airport to London, Ontario is about 359 mi. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

If weather is an important factor for your trip to London, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from DCA to YXU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to London, Ontario as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-London, Ontario 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, Ontario 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, Ontario 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, Ontario 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, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Located just 5.3 mi from the city center, London is the airport most travelers will use when flying to London from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to London (YXU) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.

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

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

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

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

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

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

$418+ Cheap Flights from Washington, D.C. Reagan-National Airport to London, ON

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Cheap flight deals from Reagan-National to London

Cheapest

Best

Last-minute

One-way

Cheapest flights from Reagan-National to London
Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.

Fri 11/67:00 am -

3 stops22h 35m

Fri 11/136:40 am -

3 stops34h 07m

Deal found 9/22

$844

Tue 10/611:00 am -

1 stop3h 50m

Sat 10/106:20 pm -

1 stop4h 14m

Deal found 9/22

$856

Wed 10/211:00 pm -

3 stops27h 45m

Thu 10/297:40 am -

3 stops33h 07m

Deal found 9/24

$922

Wed 11/119:40 am -

1 stop5h 02m

Wed 11/183:25 pm -

1 stop4h 33m

Deal found 9/26

$960

Thu 11/59:40 am -

1 stop5h 07m

Wed 11/113:25 pm -

1 stop4h 33m

Deal found 9/24

$961

Wed 11/49:40 am -

1 stop5h 07m

Tue 11/109:15 am -

2 stops6h 09m

Deal found 9/24

$969

Fri 11/66:25 am -

2 stops8h 22m

Fri 11/133:25 pm -

1 stop4h 33m

Deal found 9/22

$973

Thu 11/57:00 am -

3 stops22h 35m

Wed 11/116:40 am -

3 stops34h 07m

Deal found 9/24

$974

Best flights from Reagan-National to London
Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.

Fri 11/69:40 am -

1 stop5h 07m

Fri 11/133:25 pm -

1 stop4h 33m

Deal found 9/22

$856

Fri 11/66:25 am -

2 stops8h 22m

Fri 11/133:25 pm -

1 stop4h 33m

Deal found 9/22

$973

Thu 11/510:05 am -

2 stops11h 52m

Wed 11/115:30 am -

2 stops6h 49m

Deal found 9/24

$1,037

Wed 10/2111:00 am -

1 stop3h 50m

Thu 10/293:25 pm -

1 stop4h 33m

Deal found 9/24

$994

Wed 11/47:00 am -

2 stops7h 47m

Tue 11/105:30 am -

2 stops6h 49m

Deal found 9/24

$1,037

Wed 11/1111:49 am -

2 stops10h 08m

Wed 11/183:25 pm -

1 stop4h 33m

Deal found 9/26

$1,078

Wed 10/2111:00 am -

1 stop3h 50m

Mon 10/263:25 pm -

2 stops6h 34m

Deal found 9/24

$1,002

Wed 10/216:30 am -

2 stops8h 20m

Mon 10/263:25 pm -

2 stops6h 34m

Deal found 9/24

$1,074

Sun 11/811:05 am -

2 stops10h 52m

Sun 11/155:30 am -

2 stops9h 58m

Deal found 9/24

$1,290

Find flight deals from Reagan-National to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$844 (Mytrip)
One-way from	$418 (Mytrip)

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Price

Cheapest round-trip

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Sun 11/8

9:40 am-5:35 am

2 stops19h 55m

London

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$418

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Sun 11/8

6:55 pm-8:37 am

1 stop13h 42m

London

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$472

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Fri 11/6

9:40 am-2:47 pm

1 stop5h 07m

London

Fri 11/13

3:25 pm-7:58 pm

1 stop4h 33m

$856

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Fri 11/6

6:25 am-2:47 pm

2 stops8h 22m

London

Fri 11/13

3:25 pm-7:58 pm

1 stop4h 33m

$973

Quickest round-trip

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Wed 10/21

11:00 am-2:50 pm

1 stop3h 50m

London

Thu 10/29

3:25 pm-7:58 pm

1 stop4h 33m

$994

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Wed 10/21

11:00 am-2:50 pm

1 stop3h 50m

London

Mon 10/26

3:25 pm-9:59 pm

2 stops6h 34m

$1,002

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Thu 11/5

10:05 am-9:57 pm

2 stops11h 52m

London

Wed 11/11

5:30 am-12:19 pm

2 stops6h 49m

$1,037

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Wed 11/4

7:00 am-2:47 pm

2 stops7h 47m

London

Tue 11/10

5:30 am-12:19 pm

2 stops6h 49m

$1,037

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Wed 10/21

6:30 am-2:50 pm

2 stops8h 20m

London

Mon 10/26

3:25 pm-9:59 pm

2 stops6h 34m

$1,074

Washington, D.C.London

DCA Washington, D.C. Reagan-National - YXU London

DCAYXU

Washington, D.C. Reagan-National

Wed 11/11

11:49 am-9:57 pm

2 stops10h 08m

London

Wed 11/18

3:25 pm-7:58 pm

1 stop4h 33m

$1,078

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 11 resultsSorted by cheapest first

Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-London, Ontario 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, Ontario 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, Ontario 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, Ontario 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, Ontario 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 London

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

DCA-YXU

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

What airport do you fly into for flights to London from Washington, D.C. Reagan-National?
Located just 5.3 mi from the city center, London is the airport most travelers will use when flying to London from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to London (YXU) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.
How long is the flight from Washington, D.C. Reagan-National Airport to London, Ontario?
Airlines like Air Canada and United Airlines fly from Washington, D.C. Reagan-National Airport to London, Ontario in about 5h 07m. The time it takes to get you to your destination can typically vary by up to 3h 15m. The distance from Washington, D.C. Reagan-National Airport to London, Ontario is about 359 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Reagan-National to London that include hotel bookings?
Yes. In addition to deals on Reagan-National to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to London.
Can I find deals for business class flights from Reagan-National to London?
Yes. Cheapflights offers flight deals from Reagan-National to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$418+ Cheap flights from Reagan-National (DCA) to London, ON (YXU)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Reagan-National to LondonExplore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.

Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.

Best flights from Reagan-National to LondonDiscover carefully curated flight deals from Reagan-National to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.

Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.

Last-minute flights from Reagan-National to LondonDiscover last-minute flight deals from Reagan-National to London. Data last updated September 27, 2026 and is based on user searches.

Discover last-minute flight deals from Reagan-National to London. Data last updated September 27, 2026 and is based on user searches.

One-way flights from Reagan-National to LondonSearch for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.

Search for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London that are best for you.

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

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

Related info for your journey

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

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

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

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

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

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Other flights to London

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Cheapest flights from Reagan-National to London
Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.

Best flights from Reagan-National to London
Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.

Last-minute flights from Reagan-National to London
Discover last-minute flight deals from Reagan-National to London. Data last updated September 27, 2026 and is based on user searches.

One-way flights from Reagan-National to London
Search for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.