Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London, ON to Ontario from C$ 188

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YYZ
14 Feb — 21 Feb1
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 15 January 2026.

Round-trip from

C$ 357

One-way from

C$ 188

Popular in

January

Cheapest in

November

Average price

C$ 1,055

Good round-trip deal

C$ 641 or less

Good one-way deal

C$ 324 or less
10/2-17/2
  • 10/2-17/2
  • 2 total stops
  • 44h 05m total
  • London to Ontario
Search Deals
16/2
  • 16/2
  • 1 total stop
  • 17h 00m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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

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 15 January 2026.

Tue 10/28:10 p.m.
YXU
-
YYZ
1 stop11h 00m
Multiple Airlines
Tue 17/29:30 p.m.
YYZ
-
YXU
1 stop33h 05m
Multiple Airlines
Deal found 13/1C$ 357
Tue 10/28:10 p.m.
YXU
-
YYZ
2 stops21h 13m
WestJet
Tue 17/26:30 p.m.
YYZ
-
YXU
1 stop12h 05m
WestJet
Deal found 13/1C$ 425
Tue 10/29:25 a.m.
YXU
-
YYZ
Nonstop0h 50m
Air Canada
Tue 17/24:15 p.m.
YYZ
-
YXU
Nonstop0h 50m
Air Canada
Deal found 13/1C$ 429
Wed 11/29:25 a.m.
YXU
-
YYZ
Nonstop0h 50m
Air Canada
Wed 18/24:15 p.m.
YYZ
-
YXU
Nonstop0h 50m
Air Canada
Deal found 14/1C$ 432
Thu 5/28:10 p.m.
YXU
-
YOW
1 stop18h 12m
Multiple Airlines
Mon 9/27:15 p.m.
YOW
-
YXU
2 stops35h 20m
Multiple Airlines
Deal found 13/1C$ 445
Fri 30/17:30 a.m.
YXU
-
YYZ
1 stop23h 40m
Multiple Airlines
Tue 3/29:30 p.m.
YYZ
-
YXU
1 stop33h 05m
Multiple Airlines
Deal found 14/1C$ 447
Fri 30/15:10 a.m.
YXU
-
YYZ
Nonstop0h 57m
Air Canada
Tue 3/27:55 a.m.
YYZ
-
YXU
Nonstop0h 51m
Air Canada
Deal found 14/1C$ 452
Sun 22/28:10 p.m.
YXU
-
YYZ
1 stop17h 00m
Multiple Airlines
Mon 30/35:10 p.m.
YYZ
-
YXU
1 stop13h 25m
Multiple Airlines
Deal found 12/1C$ 456
Thu 5/28:10 p.m.
YXU
-
YUL
1 stop17h 20m
Multiple Airlines
Sun 8/26:45 a.m.
YUL
-
YXU
2 stops23h 50m
Multiple Airlines
Deal found 14/1C$ 464
Tue 3/28:10 p.m.
YXU
-
YOW
1 stop28h 30m
WestJet
Tue 10/25:40 a.m.
YOW
-
YXU
2 stops24h 55m
WestJet
Deal found 13/1C$ 475
Thu 5/28:10 p.m.
YXU
-
YOW
2 stops22h 13m
Multiple Airlines
Sun 8/26:55 p.m.
YOW
-
YXU
1 stop11h 40m
Multiple Airlines
Deal found 14/1C$ 478
Fri 13/25:10 a.m.
YXU
-
YYZ
Nonstop0h 55m
Air Canada
Sat 14/24:15 p.m.
YYZ
-
YXU
Nonstop0h 50m
Air Canada
Deal found 13/1C$ 484

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 15 January 2026.
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

Tue 10/2

8:10 p.m.-7:10 a.m.

1 stop11h 00m

Toronto Pearson Intl

Tue 17/2

9:30 p.m.-6:35 a.m.

1 stop33h 05m

C$ 357

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 10/2

8:10 p.m.-5:23 p.m.

2 stops21h 13m

Toronto Pearson Intl

Tue 17/2

6:30 p.m.-6:35 a.m.

1 stop12h 05m

C$ 425

LondonToronto

YXU - YYZ

YXUYYZ

London

Tue 10/2

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

Nonstop0h 50m

Toronto Pearson Intl

Tue 17/2

4:15 p.m.-5:05 p.m.

Nonstop0h 50m

C$ 429

LondonToronto

YXU - YYZ

YXUYYZ

London

Wed 11/2

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

Nonstop0h 50m

Toronto Pearson Intl

Wed 18/2

4:15 p.m.-5:05 p.m.

Nonstop0h 50m

C$ 432

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 5/2

8:10 p.m.-2:22 p.m.

1 stop18h 12m

Ottawa

Mon 9/2

7:15 p.m.-6:35 a.m.

2 stops35h 20m

C$ 445

LondonToronto

YXU - YYZ

YXUYYZ

London

Fri 30/1

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

1 stop23h 40m

Toronto Pearson Intl

Tue 3/2

9:30 p.m.-6:35 a.m.

1 stop33h 05m

C$ 447

LondonToronto

YXU - YYZ

YXUYYZ

London

Sun 22/2

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

Nonstop0h 49m

Toronto Pearson Intl

Mon 30/3

8:30 p.m.-9:18 p.m.

Nonstop0h 48m

C$ 450

LondonToronto

YXU - YYZ

YXUYYZ

London

Fri 30/1

5:10 a.m.-6:07 a.m.

Nonstop0h 57m

Toronto Pearson Intl

Tue 3/2

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

Nonstop0h 51m

C$ 452

LondonToronto

YXU - YYZ

YXUYYZ

London

Sun 22/2

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

1 stop17h 00m

Toronto Pearson Intl

Mon 30/3

5:10 p.m.-6:35 a.m.

1 stop13h 25m

C$ 456

LondonMontreal

YXU - YUL

YXUYUL

London

Thu 5/2

8:10 p.m.-1:30 p.m.

1 stop17h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:45 a.m.-6:35 a.m.

2 stops23h 50m

C$ 464

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/1

Showing 1-10 of 55 results
1
2
3
...
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, October is the cheapest month in which you can book a flight from London, Ontario to Region of Ontario (average of C$ 93). Flying from London, Ontario to Region of Ontario in March is currently the most expensive (average of C$ 164). 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 15 January 2026.

It’s typically best to fly out from London, Ontario to Region of Ontario at noon. Doing so could potentially save you 28% on the flight price compared to flying in the evening, which is usually more expensive.

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 15 January 2026.

The most flights from YXU to CAON are scheduled on a Wednesday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 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 15 January 2026.
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
3,243 reviews
Check prices

Boarding

7.4

Food

6.2

Comfort

7.0

Overall

7.2

Crew

7.9

Entertainment

6.1

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
3,243 reviews
WestJet
7.2
Good
3,243 reviews
Check prices

Boarding

7.4

Food

6.2

Comfort

7.0

Overall

7.2

Crew

7.9

Entertainment

6.1

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
10,624 reviews
WestJet
7.2
Good
3,243 reviews
Check prices

Boarding

7.4

Food

6.2

Comfort

7.0

Overall

7.2

Crew

7.9

Entertainment

6.1

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 50m. Fly via WestJet or Air Canada 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 - Montreal Pierre Elliott Trudeau Intl, London - Toronto Pearson Intl or London - Ottawa 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 (64%), Emirates (59%), Air Canada (57%).

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

    Looking at all options, your cheapest flight can be booked for C$ 195. While the most popular route (London - Montreal Pierre Elliott Trudeau Intl) can be booked for C$ 464 on average, our data indicates C$ 663 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$ 93). Flying from London, Ontario to Region of Ontario in March is currently the most expensive (average of C$ 164). 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

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

Alternative routes for London to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Vancouver Intl flights
Pierre Elliott Trudeau Intl to Vancouver Intl flights
Pearson Intl to Abbotsford flights
Hamilton to Vancouver Intl flights
Toronto Island to Vancouver Intl flights
Pearson Intl to Calgary flights
Pierre Elliott Trudeau Intl to Calgary flights
Toronto Island to Calgary flights
Toronto Island to Halifax flights
Pearson Intl to Halifax flights
Hamilton to Calgary flights
Ottawa to Vancouver Intl flights
Region of Waterloo Intl to Calgary flights
Region of Waterloo Intl to Vancouver Intl flights
Pearson Intl to Pierre Elliott Trudeau Intl flights
Pearson Intl to St. John's flights
Ottawa to Calgary flights
Pierre Elliott Trudeau Intl to Pearson Intl flights
Toronto Island to Pierre Elliott Trudeau Intl flights
Pearson Intl to Kelowna flights
Pearson Intl to Edmonton flights
Hamilton to Halifax flights
Pierre Elliott Trudeau Intl to Toronto Island flights
Pierre Elliott Trudeau Intl to Abbotsford flights
Region of Waterloo Intl to Halifax flights
Pearson Intl to Victoria flights
Region of Waterloo Intl to Abbotsford flights
Pierre Elliott Trudeau Intl to Halifax flights
Pearson Intl to Winnipeg flights
Hamilton to Edmonton flights
Toronto Island to Edmonton flights
Toronto Island to St. John's flights
Hamilton to Abbotsford flights
Pierre Elliott Trudeau Intl to Edmonton flights
Pearson Intl to Ottawa flights
Ottawa to Pearson Intl flights
Ottawa to Halifax flights
Pearson Intl to Québec City flights
Toronto Island to Winnipeg flights
Toronto Island to Ottawa flights
London to Vancouver Intl flights
Pierre Elliott Trudeau Intl to Hamilton flights
Ottawa to Toronto Island flights
Hamilton to St. John's flights
Ottawa to Edmonton flights
Ottawa to Abbotsford flights
Thunder Bay to Pearson Intl flights
Pierre Elliott Trudeau Intl to Kelowna flights
Hamilton to Winnipeg flights
Pearson Intl to Saskatoon flights

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 15 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 342AverageC$ 612FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 407AverageC$ 893FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.