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London

$135+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YYC
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
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 June 26, 2025.

Cheapest one-way flight

$180

Cheapest round-trip flight

$242

Cheapest airline

WestJet

Most popular destination

Toronto Pearson Intl (YYZ)

Good round-trip deal

$137 or less

Good one-way deal

$211 or less
The cheapest one-way flight from London is currently to Toronto Pearson Intl.
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The cheapest round-trip flight from London is currently to Calgary.
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On average, WestJet currently has the cheapest one-way flight from London (avg. price of $323).
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Toronto Pearson Intl (YYZ) is currently the most popular flight destination from London (average round-trip price of $310).
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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 June 26, 2025.

Thu 10/166:00 amYXU - YYC
Nonstop4h 07mWestJet
Sun 10/191:30 pmYYC - YXU
Nonstop3h 37mWestJet
Deal found 6/25$250
Fri 8/86:00 amYXU - SFO
1 stop8h 56mWestJet
Fri 8/156:05 pmSFO - YXU
1 stop8h 09mWestJet
Deal found 6/24$279
Fri 8/19:45 pmYXU - YVR
Nonstop5h 00mFlair Airlines
Mon 8/41:40 pmYVR - YXU
Nonstop4h 20mFlair Airlines
Deal found 6/26$286
Thu 9/116:00 amYXU - YVR
1 stop6h 38mWestJet
Tue 9/163:30 pmYVR - YXU
2 stops10h 42mWestJet
Deal found 6/25$296
Mon 11/173:25 pmYXU - SFO
1 stop9h 17mAir Canada
Sat 11/2210:45 pmSFO - YXU
1 stop7h 20mAir Canada
Deal found 6/25$304
Mon 7/289:45 pmYXU - YVR
Nonstop5h 00mMultiple Airlines
Thu 7/316:30 pmYVR - YXU
1 stop7h 44mMultiple Airlines
Deal found 6/25$341
Mon 11/173:25 pmYXU - SFO
2 stops12h 50mMultiple Airlines
Sat 11/2210:45 pmSFO - YXU
1 stop7h 20mMultiple Airlines
Deal found 6/25$379
Sun 7/276:15 amYXU - EWR
2 stops8h 28mAir Canada
Tue 8/59:00 amEWR - YXU
2 stops8h 07mAir Canada
Deal found 6/26$385
Fri 7/259:55 amYXU - LGA
2 stops8h 35mAir Canada
Thu 7/317:05 amLGA - YXU
2 stops7h 57mAir Canada
Deal found 6/25$385
Wed 9/179:55 amYXU - YYC
1 stop7h 22mAir Canada
Sun 9/2111:55 pmYYC - YXU
1 stop7h 22mAir Canada
Deal found 6/24$388
Mon 11/173:25 pmYXU - SFO
1 stop8h 25mUnited Airlines
Fri 11/2110:40 pmSFO - YXU
2 stops20h 05mUnited Airlines
Deal found 6/25$389
Sat 7/196:00 amYXU - YYC
Nonstop4h 07mMultiple Airlines
Sun 7/277:00 pmYYC - YXU
1 stop24h 00mMultiple Airlines
Deal found 6/25$396

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 June 26, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Calgary

Route

Depart

Return

Price

LondonCalgary

YXU - YYC

YXUYYC

London

Thu 10/16

6:00 am-8:07 am

Nonstop4h 07m

Calgary

Sun 10/19

1:30 pm-7:07 pm

Nonstop3h 37m

$250

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 8/8

6:00 am-11:56 am

1 stop8h 56m

San Francisco

Fri 8/15

6:05 pm-5:14 am

1 stop8h 09m

$279

LondonVancouver

YXU - YVR

YXUYVR

London

Fri 8/1

9:45 pm-11:45 pm

Nonstop5h 00m

Vancouver Intl

Mon 8/4

1:40 pm-9:00 pm

Nonstop4h 20m

$286

LondonVancouver

YXU - YVR

YXUYVR

London

Thu 9/11

6:00 am-9:38 am

1 stop6h 38m

Vancouver Intl

Tue 9/16

3:30 pm-5:12 am

2 stops10h 42m

$296

LondonSan Francisco

YXU - SFO

YXUSFO

London

Mon 11/17

3:25 pm-9:42 pm

1 stop9h 17m

San Francisco

Sat 11/22

10:45 pm-9:05 am

1 stop7h 20m

$304

LondonVancouver

YXU - YVR

YXUYVR

London

Mon 7/28

9:45 pm-11:45 pm

Nonstop5h 00m

Vancouver Intl

Thu 7/31

6:30 pm-5:14 am

1 stop7h 44m

$341

LondonSan Francisco

YXU - SFO

YXUSFO

London

Mon 11/17

3:25 pm-1:15 am

2 stops12h 50m

San Francisco

Sat 11/22

10:45 pm-9:05 am

1 stop7h 20m

$379

LondonNewark

YXU - EWR

YXUEWR

London

Sun 7/27

6:15 am-2:43 pm

2 stops8h 28m

Newark

Tue 8/5

9:00 am-5:07 pm

2 stops8h 07m

$385

LondonNew York

YXU - LGA

YXULGA

London

Fri 7/25

9:55 am-6:30 pm

2 stops8h 35m

New York LaGuardia

Thu 7/31

7:05 am-3:02 pm

2 stops7h 57m

$385

LondonCalgary

YXU - YYC

YXUYYC

London

Wed 9/17

9:55 am-3:17 pm

1 stop7h 22m

Calgary

Sun 9/21

11:55 pm-9:17 am

1 stop7h 22m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 58 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 Calgary. Price data was last updated on June 20, 2025.

To ensure you get the cheapest price possible for a flight from London, Ontario, you should look to book at least 38 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, January is the cheapest month in which you can book a flight from London, Ontario (average of $47). Flying from London, Ontario in June will prove the most costly (average of $133). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from London, Ontario?

Use this chart to determine the cheapest time to fly round-trip from London to Calgary. Price data was last updated on June 22, 2025.

Those who are seeking the cheapest fare on flights departing from London, Ontario would be wise to consider leaving during Monday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday afternoons when fares are usually the most expensive.

Which airlines fly from London, Ontario?

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

WestJet
WestJet
From $96
Air Canada
Air Canada
From $204
Flair Airlines
Flair Airlines
From $59
Air Transat
Air Transat
From $484

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

Some of the most frequent flights departing from London, Ontario everyday are: Toronto (126 flights per day), Calgary (10 flights per day), and Vancouver (3 flights per day).

Toronto
Toronto
From $180
Calgary
Calgary
From $126
Vancouver Intl
Vancouver Intl
From $125

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

The cheapest city to fly to from London, Ontario is Vancouver Intl, with prices starting at $125. Explore other affordable destinations below.

Vancouver Intl
Vancouver Intl
From $125
Calgary
Calgary
From $126
Toronto
Toronto
From $180

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 June 26, 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 WestJet, 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.
WestJet
7.2
Good
2,893 reviews

Boarding

7.4

Entertainment

6.1

Comfort

7.1

Overall

7.2

Food

6.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

NRT - YYC

Delayed for over an hour. Absolutely terrible food. Either chicken or vegetation and the chicken literally had 2 tiny pieces.
WestJet
7.2
Good
2,893 reviews
WestJet
7.2
Good
2,893 reviews

Boarding

7.4

Entertainment

6.1

Comfort

7.1

Overall

7.2

Food

6.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

NRT - YYC

Delayed for over an hour. Absolutely terrible food. Either chicken or vegetation and the chicken literally had 2 tiny pieces.
Air Canada
7.1
Good
9,633 reviews
WestJet
7.2
Good
2,893 reviews

Boarding

7.4

Entertainment

6.1

Comfort

7.1

Overall

7.2

Food

6.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

NRT - YYC

Delayed for over an hour. Absolutely terrible food. Either chicken or vegetation and the chicken literally had 2 tiny pieces.
Flair Airlines
6.0
Okay
246 reviews
WestJet
7.2
Good
2,893 reviews

Boarding

7.4

Entertainment

6.1

Comfort

7.1

Overall

7.2

Food

6.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

NRT - YYC

Delayed for over an hour. Absolutely terrible food. Either chicken or vegetation and the chicken literally had 2 tiny pieces.

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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 June 26, 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 $125 to Vancouver Intl Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for $323 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 ($59), WestJet flights from London, Ontario to Kelowna ($96), and Air Canada flights from London, Ontario to Cancun ($204).

  • 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 Toronto Pearson Intl Airport starting at $3,100

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

    January is currently the cheapest month to fly from London, Ontario. At this moment in time June 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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