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London

$71+ Cheap flights from London, ON

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — CUN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 travelers. Please note that the information is based on the most recent updates available. Data last updated September 17, 2025.

Cheapest round-trip flight

$148

Cheapest airline

Flair Airlines

Good round-trip deal

$213 or less

Good one-way deal

$123 or less
The cheapest round-trip flight from London is currently to Calgary.
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On average, Flair Airlines currently has the cheapest one-way flight from London (avg. price of $321).
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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 September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:00 pmYXU - YYC
Nonstop4h 07mWestJet
Wed 10/2211:35 pmYYC - YXU
Nonstop3h 37mWestJet
Deal found 9/16$173
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:00 pmYXU - YVR
1 stop7h 11mWestJet
Wed 10/225:30 pmYVR - YXU
1 stop8h 42mWestJet
Deal found 9/17$187
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:00 pmYXU - YYC
Nonstop4h 07mWestJet
Sun 10/261:30 pmYYC - YXU
Nonstop3h 42mWestJet
Deal found 9/15$204
This FlightHub deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:00 amYXU - YVR
2 stops11h 40mWestJet
Fri 10/318:15 amYVR - YXU
1 stop7h 57mWestJet
Deal found 9/16$223
This WestJet deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amYXU - YYC
Nonstop4h 07mWestJet
Sun 10/191:30 pmYYC - YXU
Nonstop3h 37mWestJet
Deal found 9/17$232
This FlightHub deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:10 pmYXU - YVR
1 stop7h 05mWestJet
Wed 12/1010:10 pmYVR - YXU
2 stops18h 02mWestJet
Deal found 9/16$232
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:10 pmYXU - YYC
Nonstop4h 20mWestJet
Thu 11/61:30 pmYYC - YXU
Nonstop3h 42mWestJet
Deal found 9/16$243
This oojo deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amYXU - LAS
2 stops17h 21mWestJet
Fri 10/171:25 pmLAS - YXU
2 stops12h 47mWestJet
Deal found 9/16$253
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:00 amYXU - YVR
1 stop6h 38mWestJet
Sun 10/198:30 amYVR - YXU
1 stop7h 37mWestJet
Deal found 9/17$253
This WestJet deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:00 amYXU - YVR
2 stops11h 40mWestJet
Fri 10/317:00 amYVR - YXU
1 stop9h 12mWestJet
Deal found 9/17$263
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:25 amYXU - YYC
1 stop6h 59mAir Canada
Tue 11/188:00 amYYC - YXU
1 stop7h 05mAir Canada
Deal found 9/15$264
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/183:40 pmYXU - YYC
1 stop7h 17mAir Canada
Tue 10/211:10 amYYC - YXU
1 stop6h 07mAir Canada
Deal found 9/16$267

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 September 17, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Cancún

Route

Depart

Return

Price

LondonCalgary

YXU - YYC

YXUYYC

London

Sat 10/18

8:00 pm-10:07 pm

Nonstop4h 07m

Calgary

Wed 10/22

11:35 pm-5:12 am

Nonstop3h 37m

$173

LondonVancouver

YXU - YVR

YXUYVR

London

Thu 10/16

8:00 pm-12:11 am

1 stop7h 11m

Vancouver Intl

Wed 10/22

1:35 pm-5:12 am

2 stops12h 37m

$202

LondonCalgary

YXU - YYC

YXUYYC

London

Sun 10/19

6:00 am-8:07 am

Nonstop4h 07m

Calgary

Thu 10/23

1:30 pm-7:07 pm

Nonstop3h 37m

$204

LondonCalgary

YXU - YYC

YXUYYC

London

Sat 10/18

8:00 pm-10:07 pm

Nonstop4h 07m

Calgary

Sun 10/26

1:30 pm-7:12 pm

Nonstop3h 42m

$204

LondonVancouver

YXU - YVR

YXUYVR

London

Wed 10/1

6:00 am-2:40 pm

2 stops11h 40m

Vancouver Intl

Fri 10/31

8:15 am-7:12 pm

1 stop7h 57m

$223

LondonCalgary

YXU - YYC

YXUYYC

London

Sun 10/12

6:00 am-8:07 am

Nonstop4h 07m

Calgary

Sat 10/18

11:35 pm-5:12 am

Nonstop3h 37m

$232

LondonCalgary

YXU - YYC

YXUYYC

London

Sun 10/12

6:00 am-8:07 am

Nonstop4h 07m

Calgary

Sun 10/19

1:30 pm-7:07 pm

Nonstop3h 37m

$232

LondonVancouver

YXU - YVR

YXUYVR

London

Tue 12/9

8:10 pm-12:15 am

1 stop7h 05m

Vancouver Intl

Wed 12/10

10:10 pm-7:12 pm

2 stops18h 02m

$232

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 10/12

6:00 am-8:21 pm

2 stops17h 21m

Las Vegas Harry Reid Intl

Fri 10/17

6:20 pm-5:12 am

1 stop7h 52m

$249

LondonVancouver

YXU - YVR

YXUYVR

London

Thu 10/23

6:00 am-2:40 pm

2 stops11h 40m

Vancouver Intl

Fri 10/31

7:00 am-7:12 pm

1 stop9h 12m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 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 round-trip 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.

When is the best time to book a flight from London, Ontario?

Use this chart to determine the optimal time to book a round-trip flight from London to Cancún. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from London, Ontario, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from London, Ontario (average of $154). Flying from London, Ontario in August will prove the most costly (average of $247). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from London, Ontario?

For flights departing from London, Ontario check dates and pricing for the following: Flair Airlines, Air Canada, Air Transat. These airlines depart to the following popular destinations: Cancún.

WestJet
WestJet
From $149
Air Canada
Air Canada
From $170
Flair Airlines
Flair Airlines
From $137
Air Transat
Air Transat
From $484

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 $99. Explore other affordable destinations below.

Calgary
Calgary
From $99
Vancouver Intl
Vancouver Intl
From $129
Toronto
Toronto
From $182
Cancun
Cancun
From $545

Airline reviews for flights from London

Read reviews and ratings of airlines operating flights from London. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your London travel. Please note that the reviews are sourced from user searches and were last updated on September 17, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Read through reviews of airlines servicing London, such as Air Transat, Air Canada, and Flair Airlines. 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 Transat
7.7
Good
439 reviews

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Boarding

7.9

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Transat
7.7
Good
439 reviews
Air Transat
7.7
Good
439 reviews

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Boarding

7.9

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
439 reviews

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Boarding

7.9

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Flair Airlines
6.0
Okay
249 reviews
Air Transat
7.7
Good
439 reviews

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Boarding

7.9

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Popular international destinations from London

The most popular international flight routes departing from London we’ve come across at this time.
Flights from London to Cancún

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 September 17, 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 $99 to Calgary (prices may vary depending on the airline and departure time). On average, users have booked flights for $505 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 Flair Airlines, WestJet, and Air Canada have the cheapest prices from London, Ontario. Flair Airlines flights from London, Ontario to Cancun ($137), WestJet flights from London, Ontario to Nanaimo Arpt ($149), and Air Canada flights from London, Ontario to Cancun ($170).

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

    Options for some of the cheapest premium economy flights from London, Ontario we have found on Cheapflights are as follows:
    Fly from London to Calgary starting at $737
    Fly from London to Toronto Pearson Intl Airport starting at $1,661

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

    February is currently the cheapest month to fly from London, Ontario. At this moment in time August is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

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