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Cheap flights from London, ON to Ontario from C$ 182

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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YYZ
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Ontario

Keep the following information in mind while searching for London to Ontario flight deals. Data was last updated 23 October 2025.

Round-trip from

C$ 414

One-way from

C$ 182

Popular in

March

Cheapest in

September

Average price

C$ 855

Good round-trip deal

C$ 526 or less

Good one-way deal

C$ 276 or less
Air Canada
  • Air Canada
  • 21/11-29/11
  • Nonstop
  • 1h 48m total
  • London to Ontario
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19/1
  • 19/1
  • 1 total stop
  • 17h 00m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from London to Ontario.
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Price to beat on a one-way flight from London to Ontario.
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Find flight deals from London to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from London to Ontario
Explore the most affordable flight options available from London to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2025.

Fri 21/115:15 a.m.YXU - YYZ
Nonstop0h 57mAir Canada
Sat 29/117:55 a.m.YYZ - YXU
Nonstop0h 51mAir Canada
Deal found 20/10C$ 414
Tue 18/118:10 p.m.YXU - YYZ
1 stop10h 03mWestJet
Tue 25/117:45 a.m.YYZ - YXU
1 stop11h 27mWestJet
Deal found 21/10C$ 430
Wed 10/125:40 p.m.YXU - YYZ
Nonstop0h 49mAir Canada
Wed 10/128:30 p.m.YYZ - YXU
Nonstop0h 51mAir Canada
Deal found 23/10C$ 498
Mon 1/129:25 a.m.YXU - YYZ
Nonstop0h 50mAir Canada
Tue 2/124:15 p.m.YYZ - YXU
Nonstop0h 50mAir Canada
Deal found 21/10C$ 507
Tue 2/125:40 p.m.YXU - YYZ
Nonstop0h 49mAir Canada
Sun 26/44:15 p.m.YYZ - YXU
Nonstop0h 48mAir Canada
Deal found 21/10C$ 511
Mon 1/128:10 p.m.YXU - YYZ
1 stop10h 03mWestJet
Tue 2/128:00 a.m.YYZ - YXU
2 stops11h 12mWestJet
Deal found 21/10C$ 528
Wed 19/115:40 p.m.YXU - YUL
1 stop4h 12mAir Canada
Wed 26/115:10 p.m.YUL - YXU
1 stop4h 11mAir Canada
Deal found 20/10C$ 533
Sat 6/125:40 p.m.YXU - YYZ
Nonstop0h 49mAir Canada
Sat 13/124:15 p.m.YYZ - YXU
Nonstop0h 50mAir Canada
Deal found 23/10C$ 536
Tue 18/119:25 a.m.YXU - YYZ
Nonstop0h 50mAir Canada
Tue 25/118:30 p.m.YYZ - YXU
Nonstop0h 51mAir Canada
Deal found 21/10C$ 538
Wed 12/118:10 p.m.YXU - YYZ
1 stop17h 00mMultiple Airlines
Sun 16/119:10 a.m.YYZ - YXU
2 stops34h 02mMultiple Airlines
Deal found 22/10C$ 552
Tue 18/118:10 p.m.YXU - YOW
2 stops28h 32mWestJet
Tue 25/116:00 a.m.YOW - YXU
1 stop13h 12mWestJet
Deal found 21/10C$ 554
Tue 11/118:10 p.m.YXU - YOW
2 stops20h 39mMultiple Airlines
Tue 25/116:00 a.m.YOW - YXU
1 stop13h 12mMultiple Airlines
Deal found 21/10C$ 571

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 October 2025.
Use the filters below to find and compare flights from London to Ontario that are best for you.

Fly from

London

Fly to

Ontario

Route

Depart

Return

Price

LondonToronto

YXU - YYZ

YXUYYZ

London

Fri 21/11

5:15 a.m.-6:12 a.m.

Nonstop0h 57m

Toronto Pearson Intl

Sat 29/11

7:55 a.m.-8:46 a.m.

Nonstop0h 51m

C$ 414

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 18/11

8:10 p.m.-6:13 a.m.

1 stop10h 03m

Toronto Pearson Intl

Tue 25/11

7:45 a.m.-7:12 p.m.

1 stop11h 27m

C$ 430

LondonThunder Bay

YXU - YQT

YXUYQT

London

Fri 16/1

7:30 a.m.-3:10 p.m.

2 stops31h 40m

Thunder Bay

Sat 7/2

3:45 p.m.-7:13 p.m.

2 stops27h 28m

C$ 487

LondonToronto

YXU - YYZ

YXUYYZ

London

Thu 29/1

5:40 p.m.-6:29 p.m.

Nonstop0h 49m

Toronto Pearson Intl

Fri 30/1

7:55 a.m.-8:46 a.m.

Nonstop0h 51m

C$ 487

LondonToronto

YXU - YYZ

YXUYYZ

London

Wed 10/12

5:40 p.m.-6:29 p.m.

Nonstop0h 49m

Toronto Pearson Intl

Wed 10/12

8:30 p.m.-9:21 p.m.

Nonstop0h 51m

C$ 498

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 16/1

7:30 a.m.-7:05 a.m.

1 stop23h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

7:30 p.m.-6:34 a.m.

1 stop11h 04m

C$ 505

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 2/12

5:40 p.m.-6:29 p.m.

Nonstop0h 49m

Toronto Pearson Intl

Sun 26/4

4:15 p.m.-5:03 p.m.

Nonstop0h 48m

C$ 511

LondonToronto

YXU - YYZ

YXUYYZ

London

Mon 1/12

5:15 a.m.-6:09 a.m.

Nonstop0h 54m

Toronto Pearson Intl

Tue 2/12

7:55 a.m.-8:46 a.m.

Nonstop0h 51m

C$ 517

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 18/11

9:25 a.m.-10:15 a.m.

Nonstop0h 50m

Toronto Pearson Intl

Tue 25/11

8:30 p.m.-9:21 p.m.

Nonstop0h 51m

C$ 538

LondonToronto

YXU - YYZ

YXUYYZ

London

Wed 12/11

8:10 p.m.-1:10 p.m.

1 stop17h 00m

Toronto Pearson Intl

Sun 16/11

9:10 a.m.-7:12 p.m.

2 stops34h 02m

C$ 552

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Showing 1-10 of 56 results
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Best time to book a flight from London to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario 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.

Cheapflights Insights

Everything you need to know about your flight from London to Ontario

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

Currently, October is the cheapest month in which you can book a flight from London, Ontario to Region of Ontario (average of C$ 94). Flying from London, Ontario to Region of Ontario in March is currently the most expensive (average of C$ 165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YXU to ON?

Find hourly flight availability from London to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 October 2025.

It’s typically best to fly out from London, Ontario to Region of Ontario in the evening. Doing so could potentially save you 25% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from London, Ontario to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 23 October 2025.
See what other customers who have flown with WestJet and Air Canada from London to Ontario have to say. 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
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,139 reviews
WestJet
7.2
Good
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
10,350 reviews
WestJet
7.2
Good
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from London to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from London to Ontario?

    For a flight from London to Ontario, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city.

  • How long is the flight from London, Ontario to Region of Ontario?

    There are many flights that can get you from London, Ontario to Region of Ontario in 57m. Fly via Air Canada or WestJet to get the fastest option. London, Ontario and Region of Ontario are separated by a distance of 143 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from London, Ontario to Region of Ontario?

    When deciding which route to take from London, Ontario to Region of Ontario consider London - Ottawa, London - Montreal Pierre Elliott Trudeau Intl or London - Toronto Pearson Intl as they are the most popular.

  • What are the most reliable airlines from London, Ontario to Region of Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London, Ontario to Region of Ontario on time: Emirates (79%), Lufthansa (65%), Air Canada (63%).

  • What are the cheapest flights from London, Ontario to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for C$ 172. While the most popular route (London - Ottawa) can be booked for C$ 622 on average, our data indicates C$ 571 when flying from London, Ontario to Region of Ontario.

  • Can I find deals for flights from London to Ontario that include hotel bookings?

    Yes. In addition to deals on London to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Ontario.

  • Can I find deals for business class flights from London to Ontario?

    Yes. Cheapflights offers flight deals from London to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, October is the cheapest month in which you can book a flight from London, Ontario to Region of Ontario (average of C$ 94). Flying from London, Ontario to Region of Ontario in March is currently the most expensive (average of C$ 165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from London to Ontario

Discover the top 2 airlines that operate flights from London to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 October 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 400AverageC$ 613FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 458AverageC$ 903FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Ontario?

Cheapflights helps you search for flights from London to Ontario 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 to Ontario?

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

Can Cheapflights find flights from London to Ontario with no change fees?

Need flexible booking options for your flight to Ontario 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 to Ontario become cheaper?

Of course! You can now track prices for flights from London to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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