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

Airlines like Air Canada, Porter Airlines, and United Airlines fly from USA to London, Ontario in about 2h 50m. The time it takes to get you to your destination can typically vary by up to 5h 49m. USA and London, Ontario are separated by a distance of 1622 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 New York LaGuardia - London. You may also consider Newark - London or Denver Intl - 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$ 238+ 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 15 October 2026.

Thu 26/114:44 p.m. -

2 stops24h 16m

Thu 3/1210:00 a.m. -

Nonstop2h 55m

Deal found 12/10C$ 443

Sat 28/114:55 p.m. -

2 stops24h 50m

Sat 5/1210:00 a.m. -

Nonstop2h 55m

Deal found 14/10C$ 605

Thu 26/116:10 a.m. -

2 stops10h 50m

Thu 3/1210:00 a.m. -

2 stops14h 12m

Deal found 12/10C$ 622

Thu 3/125:30 p.m. -

2 stops23h 30m

Sun 6/1210:15 a.m. -

2 stops22h 15m

Deal found 14/10C$ 632

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/116:40 a.m. -

3 stops40h 38m

Deal found 13/10C$ 655

Thu 26/115:00 p.m. -

1 stop9h 35m

Thu 3/126:40 a.m. -

3 stops27h 38m

Deal found 12/10C$ 737

Thu 29/107:40 a.m. -

1 stop9h 12m

Wed 4/113:25 p.m. -

1 stop9h 09m

Deal found 11/10C$ 754

Sat 28/112:10 p.m. -

Nonstop2h 50m

Sat 5/1210:00 a.m. -

Nonstop2h 55m

Deal found 14/10C$ 757

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 13/10C$ 763

Thu 26/112:10 p.m. -

Nonstop2h 50m

Thu 3/1210:00 a.m. -

Nonstop2h 55m

Deal found 12/10C$ 778

Tue 24/116:10 p.m. -

2 stops17h 32m

Tue 1/123:20 p.m. -

1 stop9h 14m

Deal found 10/10C$ 788

Tue 24/115:00 p.m. -

1 stop9h 35m

Tue 1/126:40 a.m. -

3 stops34h 19m

Deal found 10/10C$ 827

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 15 October 2026.

Sat 28/114:55 p.m. -

2 stops24h 50m

Sat 5/1210:00 a.m. -

Nonstop2h 55m

Deal found 14/10C$ 605

Fri 15/111:30 a.m. -

1 stop7h 22m

Tue 19/15:30 a.m. -

1 stop8h 04m

Deal found 10/10C$ 727

Sat 28/112:10 p.m. -

Nonstop2h 50m

Sat 5/1210:00 a.m. -

Nonstop2h 55m

Deal found 14/10C$ 757

Thu 25/36:00 a.m. -

2 stops8h 39m

Tue 30/35:30 a.m. -

3 stops15h 00m

Deal found 13/10C$ 878

Thu 3/125:30 p.m. -

2 stops23h 30m

Sun 6/1210:15 a.m. -

2 stops22h 15m

Deal found 14/10C$ 632

Thu 7/17:20 a.m. -

2 stops11h 32m

Sat 16/15:30 a.m. -

1 stop8h 04m

Deal found 10/10C$ 734

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/116:40 a.m. -

2 stops28h 05m

Deal found 13/10C$ 682

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 13/10C$ 763

Thu 26/112:10 p.m. -

Nonstop2h 50m

Thu 3/1210:00 a.m. -

Nonstop2h 55m

Deal found 12/10C$ 778

Tue 24/117:40 a.m. -

1 stop9h 47m

Tue 1/123:20 p.m. -

1 stop7h 44m

Deal found 10/10C$ 788

Thu 26/115:00 p.m. -

1 stop9h 35m

Thu 3/126:40 a.m. -

3 stops27h 38m

Deal found 12/10C$ 737

Thu 25/34:20 p.m. -

1 stop5h 29m

Tue 30/35:30 a.m. -

1 stop5h 55m

Deal found 13/10C$ 821

Thu 25/36:00 a.m. -

2 stops8h 39m

Tue 30/39:15 a.m. -

1 stop6h 02m

Deal found 13/10C$ 822

Mon 21/125:35 p.m. -

1 stop12h 02m

Thu 7/19:15 a.m. -

1 stop10h 24m

Deal found 12/10C$ 828

Thu 26/114:44 p.m. -

2 stops24h 16m

Thu 3/126:40 a.m. -

2 stops27h 00m

Deal found 12/10C$ 822

Mon 23/117:05 p.m. -

2 stops19h 37m

Mon 30/119:05 p.m. -

2 stops13h 46m

Deal found 13/10C$ 885

Fri 18/1210:30 a.m. -

1 stop4h 12m

Sun 20/129:15 a.m. -

1 stop4h 48m

Deal found 10/10C$ 1,318

Wed 25/1110:30 a.m. -

1 stop4h 12m

Wed 2/123:20 p.m. -

1 stop3h 43m

Deal found 11/10C$ 1,318

Sat 28/117:35 p.m. -

3 stops34h 00m

Sat 5/1210:00 a.m. -

2 stops14h 16m

Deal found 14/10C$ 914

Sat 20/39:25 p.m. -

1 stop11h 12m

Sun 28/35:30 a.m. -

1 stop5h 55m

Deal found 10/10C$ 942

Tue 24/119:00 p.m. -

3 stops29h 35m

Tue 1/126:40 a.m. -

2 stops27h 23m

Deal found 10/10C$ 916

Thu 17/125:00 a.m. -

2 stops13h 52m

Mon 28/125:30 a.m. -

2 stops18h 26m

Deal found 11/10C$ 1,390

Wed 25/116:00 a.m. -

2 stops8h 42m

Wed 2/123:20 p.m. -

2 stops6h 11m

Deal found 11/10C$ 983

Wed 25/1110:30 a.m. -

1 stop4h 12m

Sun 29/119:05 p.m. -

1 stop11h 53m

Deal found 12/10C$ 993

Wed 25/118:15 a.m. -

1 stop6h 27m

Wed 2/129:05 p.m. -

1 stop14h 13m

Deal found 10/10C$ 1,009

Wed 25/116:40 a.m. -

2 stops22h 55m

Wed 2/126:40 a.m. -

3 stops22h 50m

Deal found 10/10C$ 1,141

Wed 16/128:00 a.m. -

1 stop6h 42m

Wed 30/129:15 a.m. -

2 stops10h 21m

Deal found 12/10C$ 1,026

Tue 10/119:35 a.m. -

2 stops20h 00m

Tue 17/116:40 a.m. -

3 stops36h 55m

Deal found 13/10C$ 1,238

Thu 29/108:40 p.m. -

2 stops18h 07m

Mon 2/113:25 p.m. -

2 stops8h 11m

Deal found 14/10C$ 1,057

Fri 18/1210:30 a.m. -

1 stop4h 12m

Sun 20/129:15 a.m. -

2 stops9h 53m

Deal found 10/10C$ 1,322

Find flight deals from USA to London

Round-trip from	C$ 443
One-way from	C$ 238
Good one-way deal	C$ 233 or less

Porter Airlines
26/11-3/12
2 total stops
27h 11m total
USA to London

Search Deals

Porter Airlines
1/1-31/12
Nonstop
3h 05m 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

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Sat 5/12

10:22 p.m.-5:45 p.m.

3 stops43h 23m

London

Wed 31/12

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

Nonstop0h 00m

C$ 290

Los AngelesLondon

LAX Los Angeles - YXU London

LAXYXU

Los Angeles

Fri 11/12

4:16 p.m.-5:45 p.m.

3 stops46h 29m

London

Wed 31/12

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

Nonstop0h 00m

C$ 306

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 20/11

8:00 a.m.-2:42 p.m.

1 stop6h 42m

London

Wed 31/12

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

Nonstop0h 00m

C$ 323

Los AngelesLondon

LAX Los Angeles - YXU London

LAXYXU

Los Angeles

Fri 22/1

11:30 a.m.-9:52 p.m.

1 stop7h 22m

London

Wed 31/12

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

Nonstop0h 00m

C$ 333

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$ 340

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 20/11

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$ 351

Los AngelesLondon

LAX Los Angeles - YXU London

LAXYXU

Los Angeles

Sun 1/11

3:30 p.m.-8:37 a.m.

1 stop14h 07m

London

Wed 31/12

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

Nonstop0h 00m

C$ 381

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Wed 23/12

8:00 a.m.-2:42 p.m.

1 stop6h 42m

London

Wed 31/12

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

Nonstop0h 00m

C$ 387

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Mon 7/12

8:40 p.m.-2:42 p.m.

2 stops18h 02m

London

Wed 31/12

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

Nonstop0h 00m

C$ 388

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Wed 6/1

10:58 p.m.-1:45 p.m.

3 stops38h 47m

London

Wed 31/12

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

Nonstop0h 00m

C$ 398

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 53 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

FLL-YXU

LAX-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

FLL-YXU

LAX-YXU

LGA-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 Air Canada, Porter Airlines, and United Airlines fly from USA to London, Ontario in about 2h 50m. The time it takes to get you to your destination can typically vary by up to 5h 49m. USA and London, Ontario are separated by a distance of 1622 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 New York LaGuardia - London. You may also consider Newark - London or Denver Intl - 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$ 238

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 1/1. 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 15 October 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 15 October 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 15 October 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 15 October 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 15 October 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 15 October 2026.

Last-minute flights from USA to LondonDiscover last-minute flight deals from USA to London. Data last updated 15 October 2026 and is based on user searches.

Discover last-minute flight deals from USA to London. Data last updated 15 October 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 15 October 2026.

Search for one-way flight options from USA to London. Find affordable one-way fares based on user searches. Data last updated 15 October 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?

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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.

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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 15 October 2026.

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

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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 15 October 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 15 October 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 15 October 2026.

Last-minute flights from USA to London
Discover last-minute flight deals from USA to London. Data last updated 15 October 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 15 October 2026.