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£208+ Cheap flights from London, Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YXU — LHR
11 Mar — 18 Mar1
1 adult

What to know about flights from London

Discover essential information about flights departing from London, including flight schedules, destinations, airlines operating at the London airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 6 March 2025.

Cheapest airline

Air Canada

Good round-trip deal

£546 or less

Good one-way deal

£166 or less
On average, Air Canada currently has the cheapest one-way flight from London (avg. price of £382).
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Price to beat on a round-trip flight from London.
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Price to beat on a one-way flight from London.
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Find flights from London

Cheapest flights from London
Explore the most affordable flight options available from London. Find the lowest fares based on data from user searches, with prices last updated on 6 March 2025.

Mon 14/415:25YXU - LHR
1 stop10h 10mAir Canada
Mon 21/406:50LHR - YXU
2 stops12h 58mAir Canada
Deal found 4/3£546
Sat 5/405:15YXU - EDI
2 stops24h 20mUnited Airlines
Fri 11/412:30EDI - YXU
2 stops36h 49mUnited Airlines
Deal found 5/3£580
Sat 19/409:55YXU - LHR
2 stops18h 10mMultiple Airlines
Sat 26/409:50LHR - YXU
2 stops28h 23mMultiple Airlines
Deal found 4/3£595
Sun 13/715:35YXU - EDI
1 stop10h 45mAir Canada
Mon 28/709:00EDI - YXU
1 stop13h 07mAir Canada
Deal found 5/3£604
Sat 19/405:15YXU - LHR
2 stops20h 05mUnited Airlines
Sat 26/411:05LHR - YXU
2 stops27h 08mUnited Airlines
Deal found 5/3£674
Sat 19/409:55YXU - EDI
2 stops20h 20mMultiple Airlines
Sat 26/415:30EDI - YXU
2 stops33h 49mMultiple Airlines
Deal found 5/3£699
Mon 14/412:20YXU - LGW
1 stop16h 40mMultiple Airlines
Mon 21/420:40LGW - YXU
2 stops28h 39mMultiple Airlines
Deal found 4/3£700
Sat 19/409:55YXU - MAN
3 stops22h 55mMultiple Airlines
Sat 26/407:35MAN - YXU
2 stops12h 13mMultiple Airlines
Deal found 5/3£709
Mon 11/817:45YXU - GLA
2 stops20h 55mMultiple Airlines
Mon 18/820:10GLA - YXU
2 stops23h 47mMultiple Airlines
Deal found 4/3£726
Tue 13/515:35YXU - STN
2 stops20h 00mMultiple Airlines
Mon 26/506:25STN - YXU
3 stops27h 49mMultiple Airlines
Deal found 5/3£794
Sat 17/515:35YXU - GLA
2 stops26h 15mLufthansa
Sun 25/506:10GLA - YXU
2 stops37h 48mLufthansa
Deal found 5/3£857
Sat 19/409:55YXU - LCY
2 stops27h 50mMultiple Airlines
Sat 26/412:00LCY - YXU
2 stops31h 48mMultiple Airlines
Deal found 4/3£907

Find flights from London within your budget

Find flights departing from London that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 6 March 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

LondonLondon

YXU - LHR

YXULHR

London

Mon 14/4

15:25-06:35

1 stop10h 10m

London Heathrow

Mon 21/4

06:50-14:48

2 stops12h 58m

£546

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sat 5/4

05:15-10:35

2 stops24h 20m

Edinburgh Turnhouse

Fri 11/4

12:30-20:19

2 stops36h 49m

£580

LondonLondon

YXU - LHR

YXULHR

London

Sat 19/4

09:55-09:05

2 stops18h 10m

London Heathrow

Sat 26/4

09:50-09:13

2 stops28h 23m

£595

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sun 13/7

15:35-07:20

1 stop10h 45m

Edinburgh Turnhouse

Mon 28/7

09:00-17:07

1 stop13h 07m

£604

LondonLondon

YXU - LHR

YXULHR

London

Sat 19/4

05:15-06:20

2 stops20h 05m

London Heathrow

Sat 26/4

11:05-09:13

2 stops27h 08m

£674

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sat 19/4

09:55-11:15

2 stops20h 20m

Edinburgh Turnhouse

Sat 26/4

15:30-20:19

2 stops33h 49m

£699

LondonLondon

YXU - LGW

YXULGW

London

Mon 14/4

12:20-10:00

1 stop16h 40m

London Gatwick

Mon 21/4

20:40-20:19

2 stops28h 39m

£700

LondonManchester

YXU - MAN

YXUMAN

London

Sat 19/4

09:55-13:50

3 stops22h 55m

Manchester

Sat 26/4

07:35-14:48

2 stops12h 13m

£709

LondonGlasgow

YXU - GLA

YXUGLA

London

Mon 11/8

17:45-19:40

2 stops20h 55m

Glasgow Intl

Mon 18/8

20:10-14:57

2 stops23h 47m

£726

LondonLondon

YXU - STN

YXUSTN

London

Tue 13/5

15:35-16:35

2 stops20h 00m

London Stansted

Mon 26/5

06:25-05:14

3 stops27h 49m

£794

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 25 results
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Best time to book a flight from London

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from London

Get recent, data-driven insights about flights from London including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from London, Ontario (average of £224). Flying from London, Ontario in July will prove the most costly (average of £456). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from London, Ontario?

If you’re flying from London, Ontario, these routes are more frequently taken by airlines Toronto (112 flights per day), Calgary (5 flights per day) and Orlando (4 flights per day).

Toronto

Toronto

From £188

What is the cheapest place to fly to from London, Ontario?

The cheapest city to fly to from London, Ontario is Toronto, with prices starting at £146. Explore other affordable destinations below.

Toronto

Toronto

From £188

Airline reviews for flights from London

Get insights into the airlines that provide service from London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from London. In the last 7 days, Cheapflights users made a total of 858,174 searches.
United Airlines
7.4
Good
8,655 reviews
Check prices

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

United Airlines
7.4
Good
8,655 reviews
United Airlines
7.4
Good
8,655 reviews
Check prices

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

WestJet
7.2
Good
2,785 reviews
United Airlines
7.4
Good
8,655 reviews
Check prices

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Air Canada
7.0
Good
8,837 reviews
United Airlines
7.4
Good
8,655 reviews
Check prices

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Lufthansa
6.7
Okay
6,966 reviews
United Airlines
7.4
Good
8,655 reviews
Check prices

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

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Related info for your journey

Access useful and relevant information related to your journey from London. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 6 March 2025.

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

    This month, the top selected destinations from London, Ontario are Cancún, Calgary, Orlando Airport. Throughout the year, Calgary, Vancouver Intl Airport, Cancún are some of the top choices made by users flying from London, Ontario.

  • What is the cheapest flight from London, Ontario to anywhere?

    Users have flown out of London, Ontario for as low as £146 to Toronto Pearson Intl Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for £612 to fly from London, Ontario.

  • What are the cheapest airlines flying from London, Ontario to anywhere?

    Over the past few days, we've found that WestJet, Air Canada, and United Airlines have the cheapest prices from London, Ontario. WestJet flights from London, Ontario to Los Angeles (£101), Air Canada flights from London, Ontario to Auckland Intl (£205), and United Airlines flights from London, Ontario to Auckland Intl (£303).

  • What is the cheapest premium economy flight from London, Ontario?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from London, Ontario.
    London to Calgary from £960
    London to Toronto Pearson Intl Airport from £1,068

  • What is the cheapest first class flight from London, Ontario?

    If you’re looking for a cheap first-class flight from London, Ontario, consider Toronto. Prices start at £1,745 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from London, Ontario?

    At the present moment the cheapest month to fly from London, Ontario is currently November; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from London?

    Cheapflights helps you search for flights from London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from London?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from London.

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

    Need flexible booking options for your flight 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 become cheaper?

    Yes, Cheapflights offers price alerts on flights from London so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London?

Cheapflights helps you search for flights from London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from London.

Can Cheapflights find flights from London with no change fees?

Need flexible booking options for your flight 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 become cheaper?

Yes, Cheapflights offers price alerts on flights from London so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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