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Cheap flights from London, Ontario to London from £320

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — LON
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 23 April 2026.

Thu 4/612:20
YXU
-
LHR
2 stops13h 35m
United Airlines
Thu 11/611:05
LHR
-
YXU
2 stops26h 48m
United Airlines
Deal found 20/4£586
Sat 6/609:30
YXU
-
LHR
2 stops16h 25m
United Airlines
Sat 13/609:30
LHR
-
YXU
2 stops28h 13m
United Airlines
Deal found 22/4£587
Wed 20/505:10
YXU
-
LHR
1 stop20h 25m
Air Canada
Wed 27/508:30
LHR
-
YXU
1 stop14h 03m
Air Canada
Deal found 22/4£618
Fri 5/609:30
YXU
-
LHR
1 stop16h 05m
Air Canada
Fri 12/614:10
LHR
-
YXU
1 stop12h 28m
Air Canada
Deal found 21/4£622
Thu 4/615:30
YXU
-
LHR
1 stop10h 05m
Air Canada
Thu 11/609:30
LHR
-
YXU
2 stops13h 03m
Air Canada
Deal found 22/4£631
Mon 8/618:10
YXU
-
LHR
1 stop9h 25m
Air Canada
Fri 12/606:00
LHR
-
YXU
2 stops16h 33m
Air Canada
Deal found 19/4£634
Thu 4/618:10
YXU
-
STN
2 stops18h 25m
Multiple Airlines
Thu 11/606:30
STN
-
YXU
3 stops16h 03m
Multiple Airlines
Deal found 22/4£662
Thu 4/618:10
YXU
-
LGW
2 stops17h 40m
Multiple Airlines
Thu 11/608:00
LGW
-
YXU
2 stops14h 33m
Multiple Airlines
Deal found 22/4£696
Fri 5/605:10
YXU
-
STN
3 stops33h 30m
Multiple Airlines
Fri 12/622:50
STN
-
YXU
3 stops27h 48m
Multiple Airlines
Deal found 21/4£756
Tue 26/506:10
YXU
-
STN
3 stops33h 20m
Multiple Airlines
Sun 31/522:00
STN
-
YXU
3 stops44h 50m
Multiple Airlines
Deal found 19/4£764
Tue 26/514:40
YXU
-
LGW
2 stops37h 45m
WestJet
Tue 9/610:45
LGW
-
YXU
2 stops23h 35m
WestJet
Deal found 19/4£811
Tue 26/514:40
YXU
-
LGW
2 stops37h 45m
WestJet
Sun 31/510:45
LGW
-
YXU
2 stops23h 35m
WestJet
Deal found 19/4£814

Find 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 23 April 2026.

Round-trip from

£586

One-way from

£320

Popular in

August

Cheapest in

July

Average price

£619
United Airlines
  • United Airlines
  • 16/5-23/5
  • 4 total stops
  • 56h 53m total
  • London to London
Search Deals
WestJet
  • WestJet
  • 7/6
  • 2 total stops
  • 37h 45m total
  • London to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£41 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 April 2026
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 23 April 2026.
Use the filters below to find and compare flights from London to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLondon

YXU - LHR

YXULHR

London

Sat 16/5

05:10-10:40

2 stops24h 30m

London Heathrow

Sat 23/5

14:10-17:33

2 stops32h 23m

£586

LondonLondon

YXU - LHR

YXULHR

London

Tue 26/5

05:10-06:45

2 stops20h 35m

London Heathrow

Tue 9/6

16:40-08:53

2 stops21h 13m

£586

LondonLondon

YXU - LHR

YXULHR

London

Mon 8/6

12:20-10:25

2 stops17h 05m

London Heathrow

Fri 12/6

08:00-21:38

2 stops18h 38m

£586

LondonLondon

YXU - LHR

YXULHR

London

Thu 4/6

15:30-10:40

2 stops14h 10m

London Heathrow

Thu 11/6

08:00-08:53

2 stops29h 53m

£586

LondonLondon

YXU - LHR

YXULHR

London

Fri 5/6

15:30-10:40

2 stops14h 10m

London Heathrow

Fri 12/6

14:10-11:43

2 stops26h 33m

£586

LondonLondon

YXU - LHR

YXULHR

London

Tue 15/9

09:30-05:55

2 stops15h 25m

London Heathrow

Mon 5/10

09:30-21:40

2 stops17h 10m

£587

LondonLondon

YXU - LHR

YXULHR

London

Sat 6/6

12:20-10:40

2 stops17h 20m

London Heathrow

Sat 13/6

12:15-08:43

2 stops25h 28m

£587

LondonLondon

YXU - LHR

YXULHR

London

Wed 20/5

05:10-06:35

1 stop20h 25m

London Heathrow

Wed 27/5

08:30-17:33

1 stop14h 03m

£618
Fastest return journey

LondonLondon

YXU - LHR

YXULHR

London

Fri 5/6

09:30-06:35

1 stop16h 05m

London Heathrow

Fri 12/6

14:10-21:38

1 stop12h 28m

£622

LondonLondon

YXU - STN

YXUSTN

London

Thu 4/6

18:10-17:35

2 stops18h 25m

London Stansted

Thu 11/6

06:30-17:33

3 stops16h 03m

£662

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 55 resultsSorted by cheapest first
1
2
3
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6

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

How much does it cost for a return flight from London, Ontario to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 23 April 2026.
Read reviews from past customers who have flown with Air Canada from London to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,957 reviews
Check prices

Comfort

7.1

Crew

7.8

Food

6.3

Overall

7.1

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good
Air Canada
7.1
Good
10,957 reviews
Air Canada
7.1
Good
10,957 reviews
Check prices

Comfort

7.1

Crew

7.8

Food

6.3

Overall

7.1

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good

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 13h 25m. Fly via United Airlines, WestJet, or SWISS to get the fastest option. The distance between London, Ontario and London is about 3650 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

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

Need flexible booking options for your flight to London from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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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