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

Airlines like Porter Airlines and Air Canada 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 8h 27m. 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 Seattle/Tacoma Intl - London. You may also consider Dallas/Fort Worth - London or Houston Hobby - 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$ 144+ 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 30 October 2026.

Wed 18/112:40 p.m. -

Nonstop3h 05m

Mon 7/1210:15 a.m. -

Nonstop3h 10m

Deal found 29/10C$ 159

Wed 18/112:40 p.m. -

Nonstop3h 05m

Sun 29/1110:15 a.m. -

Nonstop3h 10m

Deal found 29/10C$ 172

Fri 25/1210:40 a.m. -

Nonstop3h 05m

Mon 4/16:15 a.m. -

Nonstop3h 10m

Deal found 27/10C$ 250

Fri 20/111:55 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 259

Mon 14/122:40 p.m. -

Nonstop3h 05m

Mon 21/126:15 a.m. -

Nonstop3h 10m

Deal found 27/10C$ 287

Mon 14/122:40 p.m. -

Nonstop3h 05m

Fri 25/126:15 a.m. -

Nonstop3h 10m

Deal found 27/10C$ 288

Wed 18/115:30 p.m. -

2 stops23h 30m

Sun 29/1110:15 a.m. -

Nonstop3h 10m

Deal found 29/10C$ 292

Wed 18/115:30 p.m. -

2 stops23h 30m

Mon 7/1210:15 a.m. -

Nonstop3h 10m

Deal found 29/10C$ 295

Mon 23/112:40 p.m. -

Nonstop3h 05m

Sun 29/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 296

Fri 20/111:55 p.m. -

Nonstop3h 05m

Sun 29/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 298

Sun 22/112:40 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 299

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 324

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 30 October 2026.

Mon 23/112:40 p.m. -

Nonstop3h 05m

Mon 30/1110:15 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 324

Sat 12/1210:57 p.m. -

3 stops42h 48m

Sat 19/128:20 a.m. -

Nonstop2h 55m

Deal found 28/10C$ 517

Tue 8/127:20 a.m. -

2 stops11h 32m

Sat 12/129:15 a.m. -

1 stop8h 19m

Deal found 29/10C$ 587

Fri 25/1210:40 a.m. -

Nonstop3h 05m

Fri 8/16:15 a.m. -

Nonstop3h 10m

Deal found 27/10C$ 352

Thu 10/124:07 p.m. -

2 stops24h 53m

Thu 17/128:20 a.m. -

Nonstop2h 55m

Deal found 26/10C$ 519

Thu 3/129:28 a.m. -

2 stops31h 32m

Thu 10/1210:00 a.m. -

Nonstop2h 55m

Deal found 27/10C$ 523

Thu 10/1210:30 a.m. -

1 stop4h 12m

Thu 17/129:15 a.m. -

1 stop6h 23m

Deal found 26/10C$ 1,200

Sat 12/122:10 p.m. -

Nonstop2h 50m

Sat 19/128:20 a.m. -

Nonstop2h 55m

Deal found 28/10C$ 554

Mon 21/123:30 p.m. -

1 stop14h 07m

Thu 7/13:20 p.m. -

1 stop9h 14m

Deal found 27/10C$ 642

Wed 18/112:40 p.m. -

Nonstop3h 05m

Mon 7/126:40 a.m. -

1 stop12h 05m

Deal found 29/10C$ 614

Fri 18/121:21 p.m. -

3 stops24h 44m

Fri 25/126:15 a.m. -

Nonstop3h 10m

Deal found 29/10C$ 684

Mon 9/1110:55 p.m. -

1 stop12h 47m

Thu 12/113:25 p.m. -

1 stop9h 09m

Deal found 26/10C$ 831

Thu 3/122:10 p.m. -

Nonstop2h 50m

Thu 10/1210:00 a.m. -

Nonstop2h 55m

Deal found 27/10C$ 765

Sat 21/113:55 p.m. -

3 stops25h 50m

Mon 23/1110:15 a.m. -

2 stops25h 18m

Deal found 25/10C$ 702

Thu 10/122:10 p.m. -

Nonstop2h 50m

Thu 17/128:20 a.m. -

Nonstop2h 55m

Deal found 26/10C$ 800

Fri 18/1210:30 a.m. -

1 stop4h 12m

Sun 20/129:15 a.m. -

1 stop6h 23m

Deal found 27/10C$ 884

Sat 12/1210:30 a.m. -

1 stop4h 12m

Sat 19/123:20 p.m. -

1 stop3h 43m

Deal found 28/10C$ 1,200

Sun 13/129:10 a.m. -

3 stops32h 35m

Sun 20/126:15 a.m. -

3 stops26h 48m

Deal found 29/10C$ 766

Sat 12/123:30 p.m. -

1 stop14h 02m

Sat 19/129:15 a.m. -

1 stop13h 49m

Deal found 28/10C$ 936

Fri 11/1210:30 a.m. -

1 stop4h 12m

Fri 18/129:15 a.m. -

1 stop4h 48m

Deal found 27/10C$ 1,200

Thu 10/125:00 p.m. -

1 stop9h 35m

Thu 17/128:20 a.m. -

1 stop15h 42m

Deal found 26/10C$ 779

Sat 20/38:55 p.m. -

2 stops17h 44m

Sun 28/39:15 a.m. -

2 stops8h 11m

Deal found 26/10C$ 947

Wed 18/112:40 p.m. -

Nonstop3h 05m

Fri 11/129:30 a.m. -

Nonstop3h 10m

Deal found 26/10C$ 996

Sat 19/129:30 p.m. -

1 stop11h 02m

Wed 30/125:30 a.m. -

1 stop6h 03m

Deal found 25/10C$ 1,003

Sat 12/124:16 p.m. -

3 stops34h 19m

Sat 19/128:20 a.m. -

2 stops19h 01m

Deal found 28/10C$ 846

Tue 12/110:30 a.m. -

1 stop4h 12m

Thu 14/13:20 p.m. -

1 stop3h 43m

Deal found 25/10C$ 1,020

Thu 10/129:15 a.m. -

3 stops31h 45m

Thu 17/128:20 a.m. -

1 stop14h 55m

Deal found 26/10C$ 878

Wed 25/1110:30 a.m. -

1 stop4h 12m

Sun 29/119:05 p.m. -

1 stop11h 53m

Deal found 28/10C$ 1,053

Sat 12/127:27 p.m. -

3 stops34h 08m

Sat 19/128:20 a.m. -

2 stops14h 31m

Deal found 28/10C$ 933

Sat 19/125:35 p.m. -

2 stops14h 57m

Sun 3/19:15 a.m. -

2 stops7h 36m

Deal found 26/10C$ 1,077

Find flight deals from USA to London

Round-trip from	C$ 159
One-way from	C$ 144

Porter Airlines
18/11-7/12
Nonstop
6h 15m total
USA to London

Search Deals

Porter Airlines
17/12-31/12
Nonstop
2h 50m total
USA to London

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Thu 17/12

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$ 144

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Thu 10/12

2:10 p.m.-5:00 p.m.

Nonstop2h 50m

London

Wed 31/12

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

Nonstop0h 00m

C$ 185

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Sat 23/1

6:53 p.m.-1:45 p.m.

2 stops42h 52m

London

Wed 31/12

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

Nonstop0h 00m

C$ 231

New YorkLondon

LGA New York LaGuardia - YXU London

LGAYXU

New York LaGuardia

Wed 9/12

5:30 p.m.-5:00 p.m.

2 stops23h 30m

London

Wed 31/12

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

Nonstop0h 00m

C$ 234

OrlandoLondon

MCO Orlando - YXU London

MCOYXU

Orlando

Sat 23/1

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$ 235

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Wed 9/12

6:26 a.m.-5:00 p.m.

2 stops34h 34m

London

Wed 31/12

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

Nonstop0h 00m

C$ 257

Los AngelesLondon

LAX Los Angeles - YXU London

LAXYXU

Los Angeles

Thu 10/12

5:35 p.m.-8:32 a.m.

1 stop11h 57m

London

Wed 31/12

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

Nonstop0h 00m

C$ 312

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Mon 23/11

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

Nonstop3h 05m

London

Mon 30/11

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

Nonstop3h 10m

C$ 324

Los AngelesLondon

LAX Los Angeles - YXU London

LAXYXU

Los Angeles

Thu 10/12

12:55 p.m.-5:35 a.m.

2 stops13h 40m

London

Wed 31/12

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

Nonstop0h 00m

C$ 336

Fort LauderdaleLondon

FLL Fort Lauderdale - YXU London

FLLYXU

Fort Lauderdale

Fri 25/12

10:40 a.m.-1:45 p.m.

Nonstop3h 05m

London

Fri 8/1

6:15 a.m.-9:25 a.m.

Nonstop3h 10m

C$ 352

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

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

LAX-YXU

LGA-YXU

FLL-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

LAX-YXU

LGA-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 and Air Canada 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 8h 27m. 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 Seattle/Tacoma Intl - London. You may also consider Dallas/Fort Worth - London or Houston Hobby - 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$ 144

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 17/12. 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 30 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 30 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 30 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 30 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 30 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 30 October 2026.

Last-minute flights from USA to LondonDiscover last-minute flight deals from USA to London. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from USA to London. Data last updated 30 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 30 October 2026.

Search for one-way flight options from USA to London. Find affordable one-way fares based on user searches. Data last updated 30 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.

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 30 October 2026.

USA and London flights

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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 30 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 30 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 30 October 2026.

Last-minute flights from USA to London
Discover last-minute flight deals from USA to London. Data last updated 30 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 30 October 2026.