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C$ 98+ 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 2/2. 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 — CUN
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

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 4 December 2025.

Cheapest one-way flight

C$ 113

Cheapest round-trip flight

C$ 185

Cheapest airline

Air Canada

Most popular destination

Toronto Pearson Intl (YYZ)

Good round-trip deal

C$ 246 or less

Good one-way deal

C$ 198 or less
The cheapest one-way flight from London is currently to Calgary.
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The cheapest round-trip flight from London is currently to Calgary.
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On average, Air Canada currently has the cheapest one-way flight from London (avg. price of C$ 438).
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Toronto Pearson Intl (YYZ) is currently the most popular flight destination from London (average round-trip price of C$ 421).
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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

Enter your travel dates to find the best prices.

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 4 December 2025.

Wed 7/18:10 p.m.YXU - YYC
Nonstop4h 20mWestJet
Wed 14/112:50 a.m.YYC - YXU
Nonstop3h 44mWestJet
Deal found 2/12C$ 188
Fri 23/17:30 a.m.YXU - YYC
Nonstop4h 20mWestJet
Sun 8/212:50 a.m.YYC - YXU
Nonstop3h 45mWestJet
Deal found 3/12C$ 194
Wed 21/18:10 p.m.YXU - YYC
Nonstop4h 20mWestJet
Sun 25/11:30 p.m.YYC - YXU
Nonstop3h 42mWestJet
Deal found 3/12C$ 200
Thu 26/28:10 p.m.YXU - YYC
Nonstop4h 16mWestJet
Tue 24/312:50 a.m.YYC - YXU
Nonstop3h 45mWestJet
Deal found 1/12C$ 204
Fri 16/17:30 a.m.YXU - YYC
Nonstop4h 20mWestJet
Thu 22/112:50 a.m.YYC - YXU
Nonstop3h 44mWestJet
Deal found 2/12C$ 207
Wed 14/18:10 p.m.YXU - YYC
Nonstop4h 20mWestJet
Tue 20/112:50 a.m.YYC - YXU
Nonstop3h 44mWestJet
Deal found 2/12C$ 211
Thu 19/28:10 p.m.YXU - YXX
1 stop6h 57mWestJet
Tue 24/28:15 p.m.YXX - YXU
1 stop7h 20mWestJet
Deal found 4/12C$ 229
Fri 9/17:30 a.m.YXU - YYC
Nonstop4h 20mWestJet
Sun 11/11:30 p.m.YYC - YXU
Nonstop3h 42mWestJet
Deal found 2/12C$ 243
Mon 26/18:10 p.m.YXU - YYC
Nonstop4h 20mWestJet
Tue 27/112:50 a.m.YYC - YXU
Nonstop3h 44mWestJet
Deal found 1/12C$ 251
Fri 16/17:30 a.m.YXU - YYC
Nonstop4h 20mWestJet
Sun 18/112:50 a.m.YYC - YXU
Nonstop3h 44mWestJet
Deal found 3/12C$ 253
Sun 1/28:10 p.m.YXU - YVR
1 stop7h 00mWestJet
Sun 8/29:15 p.m.YVR - YXU
1 stop6h 20mWestJet
Deal found 2/12C$ 261
Tue 17/38:10 p.m.YXU - YXX
1 stop6h 57mWestJet
Tue 24/33:10 p.m.YXX - YXU
1 stop12h 25mWestJet
Deal found 4/12C$ 274

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 4 December 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Cancún

Route

Depart

Return

Price

LondonCalgary

YXU - YYC

YXUYYC

London

Wed 21/1

8:10 p.m.-10:30 p.m.

Nonstop4h 20m

Calgary

Sun 25/1

1:30 p.m.-7:12 p.m.

Nonstop3h 42m

C$ 200

LondonCalgary

YXU - YYC

YXUYYC

London

Mon 26/1

8:10 p.m.-10:30 p.m.

Nonstop4h 20m

Calgary

Thu 5/2

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

C$ 200

LondonCalgary

YXU - YYC

YXUYYC

London

Fri 16/1

7:30 a.m.-9:50 a.m.

Nonstop4h 20m

Calgary

Thu 22/1

12:50 a.m.-6:34 a.m.

Nonstop3h 44m

C$ 207

LondonCalgary

YXU - YYC

YXUYYC

London

Fri 16/1

7:30 a.m.-9:50 a.m.

Nonstop4h 20m

Calgary

Tue 20/1

12:50 a.m.-6:34 a.m.

Nonstop3h 44m

C$ 207

LondonAbbotsford

YXU - YXX

YXUYXX

London

Thu 19/2

8:10 p.m.-12:07 a.m.

1 stop6h 57m

Abbotsford

Mon 23/2

8:15 p.m.-6:35 a.m.

1 stop7h 20m

C$ 218

LondonCalgary

YXU - YYC

YXUYYC

London

Fri 9/1

7:30 a.m.-9:50 a.m.

Nonstop4h 20m

Calgary

Sun 11/1

1:30 p.m.-7:12 p.m.

Nonstop3h 42m

C$ 243

LondonCalgary

YXU - YYC

YXUYYC

London

Mon 16/2

8:10 p.m.-10:26 p.m.

Nonstop4h 16m

Calgary

Tue 24/2

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

C$ 251

LondonCalgary

YXU - YYC

YXUYYC

London

Mon 26/1

8:10 p.m.-10:30 p.m.

Nonstop4h 20m

Calgary

Tue 27/1

12:50 a.m.-6:34 a.m.

Nonstop3h 44m

C$ 251

LondonCalgary

YXU - YYC

YXUYYC

London

Mon 16/2

8:10 p.m.-10:26 p.m.

Nonstop4h 16m

Calgary

Mon 23/2

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

C$ 251

LondonCalgary

YXU - YYC

YXUYYC

London

Tue 17/2

8:10 p.m.-10:26 p.m.

Nonstop4h 16m

Calgary

Mon 23/2

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

C$ 251

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

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 28 November 2025.

The price you pay for your flight from London, Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from London, Ontario (average of C$ 211). Flying from London, Ontario in August will prove the most costly (average of C$ 345). 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, Sunwing Airlines. These airlines depart to the following popular destinations: Cancún.

WestJet
WestJet
From C$ 209
Air Canada
Air Canada
From C$ 219
Flair Airlines
Flair Airlines
From C$ 87
United Airlines
United Airlines
From C$ 180

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 C$ 113. Explore other affordable destinations below.

Calgary
Calgary
From C$ 113
Toronto
Toronto
From C$ 194
Cancun
Cancun
From C$ 587
Punta Cana
Punta Cana
From C$ 689

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 629,999 searches.
Check out reviews from past customers who have flown Air Transat,Air Canada, andSunwing Airlines from London to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
480 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,500 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Sunwing Airlines
6.7
Okay
36 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Flair Airlines
6.0
Okay
255 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

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Fly your favourite airline from London

Browse through various options for flying your favorite airline from London. Flight routes are based on user searches made on Cheapflights and were last updated on 4 December 2025.
WestJet flights from London to Calgary
Air Canada flights from London to Calgary
Flair Airlines flights from London to Vancouver Intl
Air Canada flights from London to Vancouver Intl
Flair Airlines flights from London to Calgary

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 4 December 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, Cancún. 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 C$ 113 to Calgary (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 795 to fly from London, Ontario.

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

    According to our data, users have found Flair Airlines, United Airlines, and WestJet to have the cheapest round-trip prices from London, Ontario. Some of the destinations and prices are as follows: Flair Airlines flights from London, Ontario to Cancun (C$ 87). United Airlines flights from London, Ontario to Nashville Intl (C$ 180). WestJet flights from London, Ontario to Honolulu (C$ 209).

  • 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 C$ 862
    Fly from London to Toronto Pearson Intl Airport starting at C$ 963

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

    If you’re looking to fly first-class from London, Ontario to anywhere, put Toronto on your list as prices start at C$ 27,750 for this destination.

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

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

  • Where are the cheapest places to fly to from London, Ontario?

    Check out the cheapest flights from London, Ontario to embark to:
    Travel from London to Cancún from C$ 547 round trip

  • How does Cheapflights help users find flights from London?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from London today with Cheapflights!

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London for you. Better yet — we are completely free to use.

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

    Yes, we can. To see specific flights from London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from London today and book when you’re ready!

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How does Cheapflights help users find flights from London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from London today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London with no change fees?

Yes, we can. To see specific flights from London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from London today and book when you’re ready!

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