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£358+ Cheap flights to London, Ontario

— YXU
15 Nov — 22 Nov1
1 adult
1 adult, Economy, 0 bags

Flights to London, ON in 2026

Enter your travel dates to find the best prices.

Cheapest flights to London

Fri 27/1106:00 -
2 stops19h 27m
Fri 4/1215:20 -
2 stops16h 40m
Deal found 13/10£480
Thu 26/1106:00 -
2 stops19h 27m
Thu 3/1215:20 -
1 stop12h 10m
Deal found 12/10£480
Fri 27/1106:30 -
2 stops18h 57m
Fri 4/1205:30 -
1 stop22h 00m
Deal found 13/10£484
Mon 9/1109:00 -
2 stops16h 27m
Mon 16/1115:25 -
1 stop12h 05m
Deal found 12/10£496
Wed 25/1109:00 -
2 stops16h 27m
Wed 2/1215:20 -
2 stops20h 00m
Deal found 11/10£500

Find flight deals to London

Return from

£480

One-way from

£358

Popular in

August

Cheapest in

January

Average price

£594
Air Canada
  • Air Canada
  • 27/11-4/12
  • 4 total stops
  • 36h 07m total
  • London to London
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WestJet
  • WestJet
  • 27/11-31/12
  • 1 total stop
  • 19h 45m total
  • London to London
Search Deals
Highest demand for flights based on searches. 36% potential increase in price (£450 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 29% potential price decrease (£179 potential savings vs. average return price).
Search Deals
Average for return flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to London that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 26/11

14:50-05:35

1 stop19h 45m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£371

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Fri 27/11

06:00-20:27

2 stops19h 27m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£399

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 26/11

06:00-20:27

2 stops19h 27m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£399

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 26/11

06:00-20:27

2 stops19h 27m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£400

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Sat 28/11

09:00-20:27

2 stops16h 27m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£400

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Mon 30/11

14:50-05:35

1 stop19h 45m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£411

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Thu 26/11

07:30-20:27

3 stops17h 57m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£426

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Tue 24/11

07:30-20:27

3 stops17h 57m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£427

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Sat 28/11

07:30-20:27

3 stops17h 57m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£428

LondonLondon

LHR London Heathrow - YXU London

LHRYXU

London Heathrow

Sun 29/11

06:30-20:27

2 stops42h 57m

London

Wed 31/12

00:00-06:00

Nonstop0h 00m

£428

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight to London

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

Cheapflights Insights

Everything you need to know about your flight to London

How long is the flight to London?

On average, a flight from London to London takes 16 hours 57 minutes. Flights to London from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to London?

The most popular airline flying from London to London is Air Canada.

Air Canada
Air Canada
From £435

What are the cheapest airlines that fly to London?

The cheapest airline flying from London to London is Air Canada.

Rainfall in London by month

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

Temperature in London by month

If weather is an important factor for your trip to London, 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).

Reviews of airlines servicing London

Check out reviews from past customers who have flown Air Canada to Canada to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,775 reviews
Check prices

Overall

7.1

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information
Air Canada
7.1
Good
11,775 reviews
Air Canada
7.1
Good
11,775 reviews
Check prices

Overall

7.1

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information

FAQs about flying to London

London insider information

  • Storybook Gardens has the type of entrance gate you would expect – a turreted castle. There are 54 attractions and eight “chapters” of interactive fun including Storybook Valley, Pirates’ Island and Old McDonald’s Farm. The Storybook Mascots – Slippery Seal, Lucy Seal, Waagosh the fox, and Pirate Pete the parrot – that wander around the grounds delight younger visitors.
  • Covent Garden Market is one of London’s most treasured landmarks. Established in 1845, it sells the best of the area’s organic foods, meats, ethnic foods and Southwestern Ontario’s largest selection of cheese. The outdoor farmers’ market takes place on Thursdays and Saturdays (May to November). There’s a lively busker program and the market hosts several festivals throughout the year.
  • Eldon House is London’s oldest residence. This splendid residence was built in 1834 for Captain John and Amelia Harris and given to the city in 1959, complete with family furnishings. Its recreated 19th-century gardens are beautiful and host traditional afternoon teas in the summer time.

  • What is the climate like in London?

    The climate is continental. Summers (June to August) are warm to hot and humid. The winters are cold. London has the most thunderstorms of any Canadian city.

  • When is the best time to fly to London?

    Peak Season:The summer months of June to August are high season. This is when most travellers visit London as the weather is at its best and school holidays take place. Off Season:Winter is generally the low season due to the cold weather.

  • What is the best way to travel around London?

    For travellers who intend to travel around Ontario, renting a car is best. London is an easily navigable city with a north-south/east-west grid layout. The London Transit Commission offers regular bus services throughout the city. There are well-marked bike and walking trails throughout London as well if you prefer a more active way of exploring the city.

  • What airport do you fly into for flights to London?

    If you book a flight to London, you will be flying into London, which is the city’s only airport. London (YXU) is located 5.3 mi from the center of London.

  • Can I find cheaper flights to London if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to London on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to London?

    Based on reviews from Cheapflights users, Air Canada is rated the highest out of the airlines that fly to London.

  • Where does the fastest flight to London depart from?

    For those looking to save time traveling to London, London offers the quickest one-way flight (14 hours 2 minutes).

  • Does London have car hire?

    Yes. Those touching down at London can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London?

    Yes. London has hotels nearby for those requiring accommodations. Best Western London Airport Inn & Suites is the closest property to London (1.0 mi away from London).

See more FAQs

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