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Cheap flights from London, Ontario to London from £404

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/12. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — LON
12 Dec — 19 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from London to London

Enter your travel dates to find the best prices.

Cheapest flights from London to London
Explore the most affordable flight options available from London to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 November 2025.

Mon 8/1217:40YXU - LHR
1 stop12h 40mAir Canada
Mon 15/1213:25LHR - YXU
2 stops24h 21mAir Canada
Deal found 10/11£565
Tue 9/1217:40YXU - LHR
1 stop9h 50mMultiple Airlines
Tue 16/1211:10LHR - YXU
1 stop10h 55mMultiple Airlines
Deal found 11/11£584
Tue 9/1217:40YXU - LHR
1 stop12h 40mAir Canada
Tue 16/1213:25LHR - YXU
2 stops24h 21mAir Canada
Deal found 11/11£587
Wed 10/1209:25YXU - LHR
1 stop16h 05mAir Canada
Wed 17/1218:00LHR - YXU
1 stop19h 46mAir Canada
Deal found 12/11£603
Wed 10/1209:25YXU - LHR
2 stops18h 55mMultiple Airlines
Wed 17/1213:25LHR - YXU
2 stops24h 21mMultiple Airlines
Deal found 12/11£609
Tue 9/1217:40YXU - LGW
3 stops23h 55mMultiple Airlines
Tue 16/1207:10LGW - YXU
2 stops19h 11mMultiple Airlines
Deal found 11/11£720
Mon 8/1205:10YXU - LGW
2 stops27h 05mMultiple Airlines
Mon 15/1205:55LGW - YXU
2 stops16h 10mMultiple Airlines
Deal found 10/11£745
Wed 10/1217:40YXU - STN
2 stops17h 00mMultiple Airlines
Wed 17/1206:30STN - YXU
2 stops15h 35mMultiple Airlines
Deal found 12/11£803
Mon 8/1217:40YXU - LCY
2 stops17h 55mMultiple Airlines
Mon 15/1207:45LCY - YXU
2 stops14h 20mMultiple Airlines
Deal found 10/11£850
Thu 25/1217:40YXU - LHR
2 stops21h 55mMultiple Airlines
Thu 1/107:40LHR - YXU
2 stops14h 25mMultiple Airlines
Deal found 10/11£888
Thu 25/1217:40YXU - LHR
1 stop9h 50mAir Canada
Thu 1/118:00LHR - YXU
1 stop19h 46mAir Canada
Deal found 10/11£900
Tue 9/1217:40YXU - LCY
2 stops14h 15mMultiple Airlines
Tue 16/1208:25LCY - YXU
2 stops17h 56mMultiple Airlines
Deal found 11/11£984

Cheap flight deals from London to London

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 November 2025.

Round-trip from

£508

One-way from

£404

Popular in

August

Cheapest in

July

Average price

£586
Air Canada
  • Air Canada
  • 27/2-2/3
  • 4 total stops
  • 55h 31m total
  • London to London
Search Deals
WestJet
  • WestJet
  • 25/12
  • 1 total stop
  • 35h 40m total
  • London to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 November 2025.
Use the filters below to find and compare flights from London to London that are best for you.

Fly from

London

Fly to

London

Route

Depart

Return

Price

LondonLondon

YXU - LHR

YXULHR

London

Fri 27/2

09:25-09:20

2 stops18h 55m

London Heathrow

Mon 2/3

13:45-21:21

2 stops36h 36m

£508

LondonLondon

YXU - LHR

YXULHR

London

Mon 5/1

09:25-06:30

1 stop16h 05m

London Heathrow

Sun 18/1

09:00-17:05

2 stops13h 05m

£551

LondonLondon

YXU - LHR

YXULHR

London

Mon 8/12

17:40-11:20

1 stop12h 40m

London Heathrow

Mon 15/12

13:25-08:46

2 stops24h 21m

£565

LondonLondon

YXU - LHR

YXULHR

London

Tue 9/12

17:40-11:20

1 stop12h 40m

London Heathrow

Tue 16/12

11:10-21:21

1 stop15h 11m

£568

LondonLondon

YXU - LHR

YXULHR

London

Tue 9/12

17:40-08:30

1 stop9h 50m

London Heathrow

Tue 16/12

11:10-17:05

1 stop10h 55m

£584

LondonLondon

YXU - LCY

YXULCY

London

Fri 20/2

17:40-16:40

2 stops42h 00m

London City

Tue 24/2

18:15-17:05

2 stops51h 50m

£594

LondonLondon

YXU - LGW

YXULGW

London

Tue 9/12

17:40-22:35

3 stops23h 55m

London Gatwick

Tue 16/12

07:10-21:21

2 stops19h 11m

£720

LondonLondon

YXU - LGW

YXULGW

London

Mon 8/12

05:10-13:15

2 stops27h 05m

London Gatwick

Mon 15/12

05:55-17:05

2 stops16h 10m

£745

LondonLondon

YXU - STN

YXUSTN

London

Wed 10/12

17:40-18:10

2 stops19h 30m

London Stansted

Wed 17/12

06:30-17:05

2 stops15h 35m

£812

LondonLondon

YXU - LCY

YXULCY

London

Mon 8/12

17:40-16:35

2 stops17h 55m

London City

Mon 15/12

07:45-17:05

2 stops14h 20m

£850

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 28 results
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Best time to book a flight from London to London

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

What is the cheapest month to book a flight from London, Ontario to London?

Currently, March is the cheapest month in which you can book a flight from London, Ontario to London (average of £311). Flying from London, Ontario to London in July is currently the most expensive (average of £453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from London to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For a flight from London to London, you will be flying from London. London (YXU) is just 5.3 mi from the center of the city. London is the only London airport and it handles 0 outbound flights to London per day. 0 airlines have flights to London from London on a regular basis.

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

    There are many flights that can get you from London, Ontario to London in 18h 55m. Fly via Air Canada or Lufthansa to get the fastest option. The distance between London, Ontario and London is about 3631 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London, Ontario to London one-way?

    £404 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and Lufthansa, with prices starting from £590 and £626, respectively.

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

    When deciding which route to take from London, Ontario to London consider London - London Heathrow, London - London City or London - London Gatwick as they are the most popular.

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

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

  • How can I find direct flights from London to London?

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

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

    Yes. Cheapflights offers flight deals from London 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.

  • What is the cheapest month to book a flight from London, Ontario to London?

    Currently, March is the cheapest month in which you can book a flight from London, Ontario to London (average of £311). Flying from London, Ontario to London in July is currently the most expensive (average of £453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
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Ipswich
Bedford
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Yes, Cheapflights offers price alerts on London to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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