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Cheap flights from London, ON to Ontario from C$ 169

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YYZ
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 6 July 2026.

Tue 25/82:40 p.m.
YXU
-
YYZ
1 stop6h 55m
WestJet
Tue 1/98:00 p.m.
YYZ
-
YXU
1 stop9h 20m
WestJet
Deal found 3/7C$ 487
Fri 28/82:40 p.m.
YXU
-
YYZ
1 stop23h 35m
WestJet
Mon 31/811:10 p.m.
YYZ
-
YXU
1 stop14h 40m
WestJet
Deal found 2/7C$ 493
Fri 14/82:40 p.m.
YXU
-
YYZ
1 stop21h 20m
WestJet
Fri 21/88:00 a.m.
YYZ
-
YXU
1 stop5h 50m
WestJet
Deal found 1/7C$ 494
Fri 31/72:40 p.m.
YXU
-
YYZ
1 stop6h 55m
WestJet
Fri 7/88:00 a.m.
YYZ
-
YXU
1 stop5h 50m
WestJet
Deal found 3/7C$ 500
Fri 31/72:40 p.m.
YXU
-
YYZ
1 stop30h 00m
Multiple Airlines
Fri 7/88:00 a.m.
YYZ
-
YXU
1 stop5h 50m
Multiple Airlines
Deal found 3/7C$ 501
Sun 2/82:40 p.m.
YXU
-
YOW
2 stops9h 40m
WestJet
Sat 8/812:25 p.m.
YOW
-
YXU
1 stop25h 25m
WestJet
Deal found 2/7C$ 531
Tue 18/82:40 p.m.
YXU
-
YOW
1 stop20h 55m
WestJet
Fri 21/88:15 p.m.
YOW
-
YXU
1 stop9h 05m
WestJet
Deal found 5/7C$ 535
Tue 25/82:40 p.m.
YXU
-
YYZ
1 stop6h 55m
Multiple Airlines
Tue 1/97:00 a.m.
YYZ
-
YXU
3 stops22h 20m
Multiple Airlines
Deal found 4/7C$ 541
Fri 31/72:40 p.m.
YXU
-
YOW
1 stop29h 07m
Multiple Airlines
Fri 7/88:15 p.m.
YOW
-
YXU
1 stop9h 05m
Multiple Airlines
Deal found 3/7C$ 545
Fri 7/82:40 p.m.
YXU
-
YOW
1 stop20h 55m
WestJet
Wed 12/88:15 p.m.
YOW
-
YXU
1 stop9h 05m
WestJet
Deal found 2/7C$ 554
Tue 18/82:40 p.m.
YXU
-
YYZ
1 stop6h 00m
Multiple Airlines
Tue 25/87:00 a.m.
YYZ
-
YXU
1 stop6h 50m
Multiple Airlines
Deal found 4/7C$ 566
Thu 23/78:40 p.m.
YXU
-
YOW
1 stop8h 55m
WestJet
Thu 30/78:15 p.m.
YOW
-
YXU
1 stop9h 05m
WestJet
Deal found 2/7C$ 569

Find flight deals from London to Ontario

Keep the following information in mind while searching for London to Ontario flight deals. Data was last updated 6 July 2026.

Round-trip from

C$ 487

One-way from

C$ 169

Popular in

September

Cheapest in

November

Average price

C$ 1,093

Good round-trip deal

C$ 703 or less

Good one-way deal

C$ 368 or less
WestJet
  • WestJet
  • 25/8-1/9
  • 2 total stops
  • 16h 15m total
  • London to Ontario
Search Deals
WestJet
  • WestJet
  • 11/8
  • 1 total stop
  • 6h 55m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 126 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London to Ontario.
Search Deals
Price to beat on a one-way flight from London to Ontario.
Search Deals

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 6 July 2026.
Use the filters below to find and compare flights from London to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonToronto

YXU - YYZ

YXUYYZ

London

Fri 28/8

2:40 p.m.-2:15 p.m.

1 stop23h 35m

Toronto Pearson Intl

Mon 31/8

11:10 p.m.-1:50 p.m.

1 stop14h 40m

C$ 493

LondonToronto

YXU - YYZ

YXUYYZ

London

Fri 31/7

2:40 p.m.-8:40 p.m.

1 stop30h 00m

Toronto Pearson Intl

Fri 7/8

8:00 a.m.-1:50 p.m.

1 stop5h 50m

C$ 501

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 25/8

2:40 p.m.-9:35 p.m.

1 stop6h 55m

Toronto Pearson Intl

Tue 1/9

7:00 a.m.-1:50 p.m.

1 stop6h 50m

C$ 511

LondonOttawa

YXU - YOW

YXUYOW

London

Sun 2/8

2:40 p.m.-12:20 a.m.

2 stops9h 40m

Ottawa

Sat 8/8

12:25 p.m.-1:50 p.m.

1 stop25h 25m

C$ 531

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 25/8

2:40 p.m.-9:35 p.m.

1 stop6h 55m

Toronto Pearson Intl

Tue 1/9

3:30 p.m.-5:20 a.m.

2 stops13h 50m

C$ 537

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 7/8

2:40 p.m.-12:20 a.m.

2 stops9h 40m

Ottawa

Wed 12/8

8:15 p.m.-5:20 a.m.

1 stop9h 05m

C$ 556

LondonOttawa

YXU - YOW

YXUYOW

London

Tue 18/8

2:40 p.m.-12:20 a.m.

2 stops9h 40m

Ottawa

Fri 21/8

8:15 p.m.-5:20 a.m.

1 stop9h 05m

C$ 590

LondonToronto

YXU - YYZ

YXUYYZ

London

Thu 30/7

8:40 p.m.-6:40 a.m.

1 stop10h 00m

Toronto Pearson Intl

Thu 6/8

2:45 p.m.-1:50 p.m.

1 stop23h 05m

C$ 664

LondonThunder Bay

YXU - YQT

YXUYQT

London

Fri 24/7

8:40 p.m.-6:45 p.m.

2 stops22h 05m

Thunder Bay

Mon 27/7

7:20 p.m.-1:50 p.m.

1 stop18h 30m

C$ 671

LondonThunder Bay

YXU - YQT

YXUYQT

London

Sat 8/8

5:55 p.m.-6:45 p.m.

2 stops24h 50m

Thunder Bay

Sat 15/8

7:20 p.m.-5:20 a.m.

2 stops10h 00m

C$ 680

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

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, November is the cheapest month in which you can book a flight from London, Ontario to Region of Ontario (average of C$ 189). Flying from London, Ontario to Region of Ontario in July is currently the most expensive (average of C$ 913). 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 6 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Region of Ontario as you normally would.

Weekly flight availability from London, Ontario to Region of Ontario

Explore weekly flight availability from London to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6 July 2026.

The most flights from YXU to CAON are scheduled on a Wednesday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

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 6 July 2026.
See what other customers who have flown with 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.
Air Canada
7.1
Good
11,305 reviews
Check prices

Boarding

7.3

Crew

7.8

Comfort

7.1

Food

6.3

Overall

7.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
11,305 reviews
Air Canada
7.1
Good
11,305 reviews
Check prices

Boarding

7.3

Crew

7.8

Comfort

7.1

Food

6.3

Overall

7.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

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 5h 28m. Fly via WestJet or Air Canada to get the fastest option. London, Ontario and Region of Ontario are separated by a distance of 647 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 - Montreal Pierre Elliott Trudeau Intl, London - Ottawa 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: Avianca (70%), Emirates (69%), Air Canada (60%).

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

    Looking at all options, your cheapest flight can be booked for C$ 280. While the most popular route (London - Montreal Pierre Elliott Trudeau Intl) can be booked for C$ 742 on average, our data indicates C$ 641 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, November is the cheapest month in which you can book a flight from London, Ontario to Region of Ontario (average of C$ 189). Flying from London, Ontario to Region of Ontario in July is currently the most expensive (average of C$ 913). 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

Browse thousands of different options on Cheapflights for your next trip

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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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Hamilton to Vancouver Intl flights
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Ottawa to Calgary flights
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Toronto Island to Edmonton flights
Toronto Island to Québec City flights
Hamilton to Winnipeg flights
Pearson Intl to Kelowna flights
Pearson Intl to Victoria flights
Pierre Elliott Trudeau Intl to Toronto Island flights
Hamilton to St. John's flights
Pearson Intl to Ottawa flights
Pearson Intl to Saskatoon flights
Hamilton to Abbotsford flights
Toronto Island to Winnipeg flights
Pierre Elliott Trudeau Intl to Edmonton flights
Pearson Intl to Charlottetown flights
Ottawa to Edmonton flights
Toronto Island to Moncton flights
Toronto Island to Ottawa flights
Hamilton to Ottawa flights
Ottawa to Abbotsford flights
Toronto Island to St. John's flights
Ottawa to Halifax flights
Pierre Elliott Trudeau Intl to Hamilton flights
Pearson Intl to Moncton flights

Top airline flying from London to Ontario

Discover the top airline 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 6 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 477AverageC$ 766FlexibilityNo 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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