How long is the flight from USA to London, Ontario?

Airlines like Porter Airlines, Air Canada, and WestJet fly from USA to London, Ontario in about 3h 05m. The time it takes to get you to your destination can typically vary by up to 6h 30m. USA and London, Ontario are separated by a distance of 1886 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in London, Ontario ranges from 70.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. March is typically the driest time to visit London, Ontario when rainfall is around 70.0 mm.

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 20.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

What are the most popular routes from USA to London, Ontario?

The most popular route from USA to London, Ontario is Orlando - London. You may also consider Newark - London or New York LaGuardia - London.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to London, Ontario as you normally would.

What airport do you fly into for flights to London from United States?

London (YXU), located 8.6 km from the city centre, is the airport you fly into when you book flights from United States to London.

Can I find deals for flights from USA to London that include hotel bookings?

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

How can I find direct flights from USA to London?

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

Can I find deals for business class flights from USA to London?

Yes. Cheapflights offers flight deals from USA 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.

C$ 225+ Cheap Flights from the United States to London, ON

Cheap flight deals from USA to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from USA to London
Explore the most affordable flight options available from USA to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Fri 20/111:55 p.m. -

Nonstop3h 05m

Sun 22/1110:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 243

Wed 18/112:40 p.m. -

Nonstop3h 05m

Sun 22/1110:15 a.m. -

Nonstop3h 10m

Deal found 19/9C$ 266

Fri 20/111:55 p.m. -

Nonstop3h 05m

Mon 23/1110:15 a.m. -

Nonstop3h 10m

Deal found 21/9C$ 274

Wed 18/112:40 p.m. -

Nonstop3h 05m

Fri 20/119:30 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 341

Mon 21/1210:40 a.m. -

Nonstop3h 05m

Mon 4/16:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 382

Wed 23/127:45 p.m. -

Nonstop3h 05m

Fri 1/16:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 409

Mon 21/1210:40 a.m. -

Nonstop3h 05m

Fri 1/16:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 424

Sun 22/112:40 p.m. -

Nonstop3h 05m

Mon 23/1110:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 427

Mon 21/1210:40 a.m. -

Nonstop3h 05m

Wed 30/126:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 469

Thu 19/1110:30 a.m. -

1 stop6h 30m

Sun 22/1110:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 471

Wed 18/118:00 a.m. -

1 stop6h 47m

Mon 23/115:30 a.m. -

1 stop6h 03m

Deal found 18/9C$ 510

Thu 22/1011:55 a.m. -

1 stop5h 48m

Sun 25/109:15 a.m. -

2 stops10h 21m

Deal found 21/9C$ 591

Best flights from USA to London
Discover carefully curated flight deals from USA to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Fri 20/111:55 p.m. -

Nonstop3h 05m

Mon 23/1110:15 a.m. -

Nonstop3h 10m

Deal found 21/9C$ 274

Fri 20/118:00 a.m. -

1 stop6h 47m

Mon 23/115:30 a.m. -

1 stop6h 03m

Deal found 21/9C$ 510

Thu 7/19:56 a.m. -

1 stop27h 49m

Tue 19/17:10 a.m. -

Nonstop2h 55m

Deal found 18/9C$ 656

Fri 6/115:00 p.m. -

1 stop9h 35m

Fri 13/116:40 a.m. -

1 stop12h 30m

Deal found 22/9C$ 664

Wed 18/112:40 p.m. -

Nonstop3h 05m

Fri 20/119:30 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 341

Thu 29/106:00 a.m. -

2 stops8h 47m

Sun 1/118:30 p.m. -

2 stops20h 48m

Deal found 21/9C$ 801

Tue 3/118:00 a.m. -

1 stop6h 47m

Tue 10/115:30 a.m. -

1 stop6h 03m

Deal found 19/9C$ 510

Wed 23/127:45 p.m. -

Nonstop3h 05m

Sun 3/16:15 a.m. -

Nonstop3h 10m

Deal found 18/9C$ 469

Wed 18/118:00 a.m. -

1 stop6h 47m

Sun 22/115:30 a.m. -

1 stop6h 03m

Deal found 19/9C$ 510

Fri 20/119:05 p.m. -

1 stop19h 55m

Mon 23/1110:15 a.m. -

Nonstop3h 10m

Deal found 21/9C$ 680

Thu 5/112:30 p.m. -

1 stop12h 05m

Thu 12/116:40 a.m. -

1 stop10h 00m

Deal found 21/9C$ 695

Thu 22/1011:55 a.m. -

1 stop5h 48m

Sun 25/109:15 a.m. -

2 stops10h 21m

Deal found 22/9C$ 591

Tue 20/107:35 p.m. -

1 stop6h 45m

Sat 24/106:10 a.m. -

1 stop15h 35m

Deal found 20/9C$ 723

Wed 14/108:00 a.m. -

2 stops11h 40m

Wed 28/109:15 a.m. -

2 stops10h 21m

Deal found 22/9C$ 604

Fri 6/119:00 a.m. -

2 stops12h 57m

Fri 13/113:25 p.m. -

2 stops9h 34m

Deal found 22/9C$ 819

Thu 5/115:00 p.m. -

1 stop9h 35m

Thu 12/113:25 p.m. -

1 stop7h 39m

Deal found 21/9C$ 757

Fri 12/34:20 p.m. -

1 stop5h 29m

Wed 17/39:15 a.m. -

1 stop6h 10m

Deal found 19/9C$ 618

Sat 17/107:12 p.m. -

3 stops31h 08m

Sat 24/106:10 a.m. -

3 stops31h 25m

Deal found 21/9C$ 815

Thu 29/108:30 a.m. -

2 stops11h 22m

Sun 1/118:30 p.m. -

1 stop14h 43m

Deal found 21/9C$ 625

Thu 7/111:15 a.m. -

Nonstop2h 50m

Tue 19/17:10 a.m. -

Nonstop2h 55m

Deal found 18/9C$ 840

Tue 20/106:05 p.m. -

1 stop8h 15m

Sat 24/106:10 a.m. -

1 stop9h 15m

Deal found 20/9C$ 916

Fri 6/118:15 a.m. -

1 stop6h 32m

Fri 13/119:15 a.m. -

2 stops10h 21m

Deal found 22/9C$ 645

Thu 5/119:13 p.m. -

3 stops29h 22m

Thu 12/116:40 a.m. -

1 stop10h 00m

Deal found 21/9C$ 929

Thu 7/18:00 a.m. -

1 stop6h 42m

Tue 19/15:30 a.m. -

1 stop5h 43m

Deal found 18/9C$ 653

Tue 20/107:25 p.m. -

2 stops21h 15m

Sat 24/103:30 p.m. -

1 stop9h 09m

Deal found 21/9C$ 1,173

Fri 16/109:55 a.m. -

2 stops19h 25m

Sun 18/106:10 a.m. -

3 stops26h 45m

Deal found 19/9C$ 968

Thu 5/117:15 a.m. -

2 stops11h 42m

Thu 12/119:15 a.m. -

1 stop10h 24m

Deal found 21/9C$ 760

Fri 16/109:55 a.m. -

2 stops19h 25m

Fri 23/106:10 a.m. -

2 stops26h 45m

Deal found 18/9C$ 1,025

Fri 6/116:10 a.m. -

2 stops8h 37m

Fri 13/113:25 p.m. -

2 stops18h 18m

Deal found 22/9C$ 1,461

Tue 20/1010:35 p.m. -

1 stop6h 50m

Sat 24/103:30 p.m. -

1 stop8h 25m

Deal found 22/9C$ 806

Find flight deals from USA to London

Round-trip from	C$ 243
One-way from	C$ 225
Good one-way deal	C$ 188 or less

Porter Airlines
20/11-22/11
Nonstop
6h 15m total
USA to London

Search Deals

Air Canada
27/11-31/12
1 total stop
6h 47m total
USA to London

Search Deals

Price to beat on a one-way flight from USA to London.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 27/11

8:00 a.m.-2:47 p.m.

1 stop6h 47m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 225

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Mon 16/11

8:00 a.m.-2:47 p.m.

1 stop6h 47m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 258

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 20/11

1:55 p.m.-5:00 p.m.

Nonstop3h 05m

London

Mon 23/11

10:15 a.m.-1:25 p.m.

Nonstop3h 10m

C$ 274

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Mon 23/11

8:00 a.m.-2:47 p.m.

1 stop6h 47m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 305

Quickest round-trip

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Sat 13/3

11:15 a.m.-2:05 p.m.

Nonstop2h 50m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 329

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Sat 28/11

7:05 p.m.-2:47 p.m.

2 stops19h 42m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 336

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Wed 18/11

2:40 p.m.-5:45 p.m.

Nonstop3h 05m

London

Fri 20/11

9:30 a.m.-12:40 p.m.

Nonstop3h 10m

C$ 341

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Wed 2/12

2:30 p.m.-5:35 a.m.

1 stop12h 05m

London

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 347

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Fri 6/11

7:00 a.m.-9:57 p.m.

2 stops14h 57m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 350

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 27/11

1:55 p.m.-5:00 p.m.

Nonstop3h 05m

London

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 362

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from USA to London

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

MCO-YXU

SEA-YXU

LAX-YXU

FLL-YXU

LGA-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.

Cheapflights Insights

Everything you need to know about your flight from the United States to London

US0-YXU

MCO-YXU

SEA-YXU

LAX-YXU

FLL-YXU

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to London from United States?
London (YXU), located 8.6 km from the city centre, is the airport you fly into when you book flights from United States to London.
How long is the flight from USA to London, Ontario?
Airlines like Porter Airlines, Air Canada, and WestJet fly from USA to London, Ontario in about 3h 05m. The time it takes to get you to your destination can typically vary by up to 6h 30m. USA and London, Ontario are separated by a distance of 1886 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from USA to London, Ontario?
The most popular route from USA to London, Ontario is Orlando - London. You may also consider Newark - London or New York LaGuardia - London.
Can I find deals for flights from USA to London that include hotel bookings?
Yes. In addition to deals on USA to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from USA to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to London.
Can I find deals for business class flights from USA to London?
Yes. Cheapflights offers flight deals from USA 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.

See more FAQs

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Cheap flights from the United States to London, ON from C$ 225

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 27/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from USA to London

Cheapest flights from USA to LondonExplore the most affordable flight options available from USA to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Explore the most affordable flight options available from USA to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from USA to LondonDiscover carefully curated flight deals from USA to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from USA to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from USA to LondonExplore direct flight options from USA to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Explore direct flight options from USA to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from USA to LondonDiscover last-minute flight deals from USA to London. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from USA to London. Data last updated 23 September 2026 and is based on user searches.

One-way flights from USA to LondonSearch for one-way flight options from USA to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from USA to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

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Related info for your journey

What airport do you fly into for flights to London from United States?

How long is the flight from USA to London, Ontario?

What are the most popular routes from USA to London, Ontario?

Can I find deals for flights from USA to London that include hotel bookings?

How can I find direct flights from USA to London?

Can I find deals for business class flights from USA to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to London

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Complete your trip

Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Ontario

Book a non-stop flight to one of these other cities located in Ontario.

Search flights from USA to London by cabin class

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 23 September 2026.

USA and London flights

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How does Cheapflights help users find flights from USA to London?

Why should you use Cheapflights to find cheap flight tickets from USA to London?

Can Cheapflights find flights from USA to London with no change fees?

Can Cheapflights notify me if prices for flights from USA to London become cheaper?

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Cheapest flights from USA to London
Explore the most affordable flight options available from USA to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from USA to London
Discover carefully curated flight deals from USA to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from USA to London
Explore direct flight options from USA to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from USA to London
Discover last-minute flight deals from USA to London. Data last updated 23 September 2026 and is based on user searches.

One-way flights from USA to London
Search for one-way flight options from USA to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.