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£205+ 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 28/7. 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
18 Jun — 25 Jun1
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 13 June 2025.

Cheapest airline

Air Canada

Good round-trip deal

£232 or less
On average, Air Canada currently has the cheapest one-way flight from London (avg. price of £344).
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Price to beat on a round-trip 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 13 June 2025.

Sun 19/1009:55YXU - LHR
2 stops15h 25mUnited Airlines
Sun 26/1007:40LHR - YXU
2 stops18h 05mUnited Airlines
Deal found 12/6£505
Sun 27/709:55YXU - EDI
1 stop16h 25mAir Canada
Sun 3/809:40EDI - YXU
2 stops16h 47mAir Canada
Deal found 12/6£564
Fri 29/817:45YXU - EDI
1 stop8h 35mLufthansa
Tue 9/909:00EDI - YXU
1 stop17h 27mLufthansa
Deal found 10/6£569
Sun 19/1015:35YXU - LHR
1 stop10h 00mMultiple Airlines
Sun 26/1006:00LHR - YXU
2 stops19h 45mMultiple Airlines
Deal found 12/6£572
Sat 4/1009:55YXU - LHR
1 stop15h 40mAir Canada
Wed 15/1008:40LHR - YXU
2 stops17h 47mAir Canada
Deal found 12/6£576
Sat 30/815:35YXU - EDI
1 stop10h 45mMultiple Airlines
Sun 7/909:00EDI - YXU
1 stop10h 57mMultiple Airlines
Deal found 10/6£581
Tue 1/709:55YXU - EDI
2 stops41h 30mUnited Airlines
Thu 31/712:30EDI - YXU
2 stops33h 37mUnited Airlines
Deal found 11/6£584
Sat 26/717:45YXU - STN
2 stops25h 35mMultiple Airlines
Sat 2/806:35STN - YXU
3 stops19h 52mMultiple Airlines
Deal found 11/6£609
Fri 5/1215:25YXU - LHR
1 stop14h 55mLufthansa
Mon 8/1219:30LHR - YXU
2 stops31h 15mLufthansa
Deal found 12/6£637
Fri 5/1220:00YXU - LHR
1 stop35h 50mWestJet
Mon 8/1214:50LHR - YXU
1 stop33h 22mWestJet
Deal found 12/6£667
Thu 24/715:40YXU - LGW
3 stops26h 10mMultiple Airlines
Thu 31/706:00LGW - YXU
2 stops14h 02mMultiple Airlines
Deal found 10/6£740
Wed 23/717:45YXU - LCY
2 stops17h 40mLufthansa
Wed 30/708:45LCY - YXU
2 stops35h 17mLufthansa
Deal found 11/6£805

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 13 June 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

Sun 19/10

09:55-06:20

2 stops15h 25m

London Heathrow

Sun 26/10

07:40-21:45

2 stops18h 05m

£505

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sun 27/7

09:55-07:20

1 stop16h 25m

Edinburgh Turnhouse

Sun 3/8

09:40-21:27

2 stops16h 47m

£564

LondonEdinburgh

YXU - EDI

YXUEDI

London

Fri 29/8

09:55-07:20

1 stop16h 25m

Edinburgh Turnhouse

Mon 8/9

09:00-14:57

1 stop10h 57m

£569

LondonLondon

YXU - LHR

YXULHR

London

Sun 19/10

15:35-06:35

1 stop10h 00m

London Heathrow

Sun 26/10

06:00-21:45

2 stops19h 45m

£572

LondonLondon

YXU - LHR

YXULHR

London

Sat 4/10

09:55-06:35

1 stop15h 40m

London Heathrow

Wed 15/10

08:40-21:27

2 stops17h 47m

£576

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sat 30/8

15:35-07:20

1 stop10h 45m

Edinburgh Turnhouse

Sun 7/9

09:00-14:57

1 stop10h 57m

£581

LondonEdinburgh

YXU - EDI

YXUEDI

London

Tue 1/7

09:55-08:25

2 stops41h 30m

Edinburgh Turnhouse

Thu 31/7

12:30-17:07

2 stops33h 37m

£584

LondonLondon

YXU - STN

YXUSTN

London

Sat 26/7

17:45-00:20

2 stops25h 35m

London Stansted

Sat 2/8

06:35-21:27

3 stops19h 52m

£609

LondonLondon

YXU - LHR

YXULHR

London

Fri 5/12

15:25-11:20

1 stop14h 55m

London Heathrow

Mon 8/12

19:30-21:45

2 stops31h 15m

£637

LondonLondon

YXU - LHR

YXULHR

London

Fri 5/12

20:00-12:50

1 stop35h 50m

London Heathrow

Mon 8/12

14:50-19:12

1 stop33h 22m

£667

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 35 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 £301). Flying from London, Ontario in July will prove the most costly (average of £477). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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

The cheapest city to fly to from London, Ontario is Calgary, with prices starting at £232. Explore other affordable destinations below.

Calgary
Calgary
From £315
Toronto
Toronto
From £427

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.
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,624 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
United Airlines
7.4
Good
8,790 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
WestJet
7.2
Good
2,869 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Air Canada
7.1
Good
9,539 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Lufthansa
6.8
Okay
7,139 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Browse thousands of different options on Cheapflights for your next trip

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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 13 June 2025.

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

    This month, the top selected destinations from London, Ontario are Calgary, Vancouver Intl Airport, Edmonton. 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 £232 to Calgary (prices may vary depending on the airline and departure time). On average, users have booked flights for £688 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 Vancouver Intl (£95), Air Canada flights from London, Ontario to Bridgetown Grantley Adams Intl (£194), and United Airlines flights from London, Ontario to Auckland Intl (£286).

  • 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 £907
    London to Toronto Pearson Intl Airport from £1,009

  • 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 £1,649 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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