£169+ Cheap flights from London, Ontario

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 7/10. 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 — LCY
12 Oct — 19 Oct1
1 adult
1 adult, Economy

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 12 September 2025.

Cheapest airline

Air Canada

Good round-trip deal

£547 or less
On average, Air Canada currently has the cheapest one-way flight from London (avg. price of £300).
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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 12 September 2025.

Sun 26/1017:40YXU - LHR
2 stops22h 55mMultiple Airlines
Sun 2/1120:15LHR - YXU
2 stops30h 06mMultiple Airlines
Deal found 10/9£461
Wed 24/910:00YXU - LHR
2 stops15h 30mAir Canada
Wed 8/1008:40LHR - YXU
2 stops29h 37mAir Canada
Deal found 11/9£475
Wed 1/1009:55YXU - LHR
1 stop15h 40mAir Canada
Tue 14/1008:45LHR - YXU
2 stops17h 42mAir Canada
Deal found 10/9£476
Wed 24/910:00YXU - LHR
2 stops18h 35mAir Canada
Mon 6/1019:30LHR - YXU
2 stops42h 47mAir Canada
Deal found 11/9£478
Mon 22/906:10YXU - LHR
2 stops22h 25mAir Canada
Wed 8/1006:00LHR - YXU
2 stops20h 27mAir Canada
Deal found 10/9£479
Mon 22/915:50YXU - LHR
1 stop13h 10mAir Canada
Mon 6/1006:50LHR - YXU
2 stops13h 12mAir Canada
Deal found 11/9£481
Sun 26/1017:40YXU - LHR
2 stops22h 55mAir Canada
Sun 2/1105:00LHR - YXU
2 stops16h 05mAir Canada
Deal found 11/9£484
Mon 22/915:50YXU - LHR
1 stop9h 45mAir Canada
Tue 7/1015:50LHR - YXU
1 stop10h 37mAir Canada
Deal found 10/9£490
Sun 26/1017:40YXU - EDI
2 stops11h 50mAir Canada
Sun 2/1112:30EDI - YXU
2 stops13h 51mAir Canada
Deal found 11/9£557
Sun 26/1005:45YXU - EDI
2 stops21h 10mUnited Airlines
Sun 2/1112:30EDI - YXU
2 stops37h 51mUnited Airlines
Deal found 11/9£558
Sun 15/217:40YXU - MAN
2 stops34h 05mLufthansa
Sat 21/206:45MAN - YXU
2 stops15h 20mLufthansa
Deal found 10/9£580
Mon 27/1017:40YXU - GLA
2 stops38h 25mMultiple Airlines
Mon 3/1106:10GLA - YXU
2 stops20h 11mMultiple Airlines
Deal found 12/9£592

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 12 September 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

London City

Route

Depart

Return

Price

LondonLondon

YXU - LHR

YXULHR

London

Sun 26/10

17:40-20:35

2 stops22h 55m

London Heathrow

Sun 2/11

20:15-21:21

2 stops30h 06m

£461

LondonLondon

YXU - LHR

YXULHR

London

Wed 24/9

10:00-06:30

2 stops15h 30m

London Heathrow

Wed 8/10

08:40-21:27

2 stops17h 47m

£475

LondonLondon

YXU - LHR

YXULHR

London

Wed 1/10

15:40-08:35

2 stops11h 55m

London Heathrow

Tue 14/10

08:45-21:27

2 stops17h 42m

£475

LondonLondon

YXU - LHR

YXULHR

London

Sun 21/9

15:50-21:00

2 stops24h 10m

London Heathrow

Tue 7/10

08:45-21:27

2 stops17h 42m

£476

LondonLondon

YXU - LHR

YXULHR

London

Wed 24/9

10:00-06:30

2 stops15h 30m

London Heathrow

Mon 6/10

19:30-21:27

2 stops30h 57m

£479

LondonLondon

YXU - LHR

YXULHR

London

Mon 22/9

15:50-10:00

1 stop13h 10m

London Heathrow

Mon 6/10

06:50-15:02

2 stops13h 12m

£482

LondonLondon

YXU - LHR

YXULHR

London

Mon 22/9

10:00-08:35

1 stop17h 35m

London Heathrow

Wed 8/10

08:30-15:02

1 stop11h 32m

£489

LondonLondon

YXU - LHR

YXULHR

London

Sun 26/10

05:45-20:35

2 stops34h 50m

London Heathrow

Sun 2/11

13:00-21:21

1 stop13h 21m

£490

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sun 26/10

17:40-09:30

2 stops11h 50m

Edinburgh Turnhouse

Sun 2/11

12:30-21:21

2 stops13h 51m

£557

LondonEdinburgh

YXU - EDI

YXUEDI

London

Sun 26/10

05:45-06:55

2 stops21h 10m

Edinburgh Turnhouse

Sun 2/11

12:30-21:21

2 stops37h 51m

£558

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 59 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 place to fly to from London, Ontario?

The cheapest city to fly to from London, Ontario is Toronto, with prices starting at £258. Explore other affordable destinations below.

Toronto
Toronto
From £349

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.
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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 12 September 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 £258 to Toronto Pearson Intl Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for £567 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 Calgary (£157), Air Canada flights from London, Ontario to Cancun (£236), and United Airlines flights from London, Ontario to Auckland Intl (£1,086).

  • 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 £910
    London to Toronto Pearson Intl Airport from £1,012

  • 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 £1,654 so you can fly first-class even on a budget.

  • 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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