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Cheap flights from Ontario to London, ON from C$ 190

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — YXU
30 Apr — 7 Mai1
1 adult

Cheap flight deals from Ontario to London

Keep the following information in mind while searching for Ontario to London flight deals. Data was last updated 25 April 2025.

Round-trip from

C$ 366

One-way from

C$ 190

Popular in

July

Cheapest in

January

Average price

C$ 588

Good round-trip deal

C$ 593 or less

Good one-way deal

C$ 277 or less
Air Canada
  • Air Canada
  • 24/5-31/5
  • Nonstop
  • 1h 37m total
  • Ontario to London
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Air Canada
  • Air Canada
  • 27/5
  • Nonstop
  • 0h 48m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to London.
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Price to beat on a one-way flight from Ontario to London.
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Find flight deals from Ontario to London

Cheapest flights from Ontario to London
Explore the most affordable flight options available from Ontario to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2025.

Sa 24/58:30 a.m.YYZ - YXU
Nonstop0h 48mAir Canada
Sa 31/59:55 a.m.YXU - YYZ
Nonstop0h 49mAir Canada
Deal found 24/4C$ 366
Mo 9/68:30 a.m.YYZ - YXU
Nonstop0h 48mMultiple Airlines
Mo 16/69:45 p.m.YXU - YYZ
1 stop26h 59mMultiple Airlines
Deal found 24/4C$ 512
Do 22/57:15 p.m.YOW - YXU
1 stop9h 59mWestJet
Do 29/58:00 p.m.YXU - YOW
1 stop10h 45mWestJet
Deal found 24/4C$ 518
Di 20/58:00 p.m.YYZ - YXU
1 stop9h 14mWestJet
Do 22/58:00 p.m.YXU - YYZ
1 stop10h 54mWestJet
Deal found 24/4C$ 539
So 15/65:40 p.m.YUL - YXU
2 stops35h 34mMultiple Airlines
So 22/66:00 a.m.YXU - YUL
1 stop18h 43mMultiple Airlines
Deal found 24/4C$ 596
Mo 9/612:00 p.m.YTZ - YXU
2 stops17h 14mMultiple Airlines
Mo 16/69:45 p.m.YXU - YTZ
2 stops18h 42mMultiple Airlines
Deal found 24/4C$ 627
Mo 23/65:00 a.m.YUL - YXU
1 stop4h 17mAir Canada
Mo 7/79:55 a.m.YXU - YUL
1 stop3h 26mAir Canada
Deal found 24/4C$ 718
So 15/67:00 a.m.YUL - YXU
1 stop22h 14mWestJet
So 22/66:00 a.m.YXU - YUL
1 stop10h 27mWestJet
Deal found 24/4C$ 737
Di 17/65:15 a.m.YOW - YXU
1 stop4h 03mAir Canada
Di 17/63:35 p.m.YXU - YOW
1 stop5h 34mAir Canada
Deal found 24/4C$ 757
So 8/611:20 a.m.YOW - YXU
3 stops17h 54mMultiple Airlines
So 15/66:00 a.m.YXU - YOW
3 stops18h 21mMultiple Airlines
Deal found 24/4C$ 934
So 8/69:45 a.m.YSB - YXU
1 stop5h 13mAir Canada
So 15/69:55 a.m.YXU - YSB
1 stop5h 22mAir Canada
Deal found 24/4C$ 943
Mo 9/612:10 p.m.YSB - YXU
3 stops17h 04mMultiple Airlines
Mo 16/68:00 p.m.YXU - YSB
3 stops15h 26mMultiple Airlines
Deal found 25/4C$ 1,005

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to London 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 25 April 2025.
Use the filters below to find and compare flights from Ontario to London that are best for you.

Fly from

Ontario

Fly to

London

Route

Depart

Return

Price

TorontoLondon

YYZ - YXU

YYZYXU

Toronto Pearson Intl

Sa 24/5

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

Nonstop0h 48m

London

Sa 31/5

9:55 a.m.-10:44 a.m.

Nonstop0h 49m

C$ 366

TorontoLondon

YYZ - YXU

YYZYXU

Toronto Pearson Intl

Mo 9/6

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

Nonstop0h 48m

London

Mo 16/6

9:45 p.m.-12:44 a.m.

1 stop26h 59m

C$ 512

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Do 22/5

7:15 p.m.-5:14 a.m.

1 stop9h 59m

London

Do 29/5

8:00 p.m.-6:45 a.m.

1 stop10h 45m

C$ 518

TorontoLondon

YYZ - YXU

YYZYXU

Toronto Pearson Intl

Di 20/5

8:00 p.m.-5:14 a.m.

1 stop9h 14m

London

Do 22/5

8:00 p.m.-6:54 a.m.

1 stop10h 54m

C$ 539

MontrealLondon

YUL - YXU

YULYXU

Montreal Pierre Elliott Trudeau Intl

So 15/6

5:40 p.m.-5:14 a.m.

2 stops35h 34m

London

So 22/6

6:00 a.m.-12:43 a.m.

1 stop18h 43m

C$ 596

TorontoLondon

YTZ - YXU

YTZYXU

Toronto Island

Mo 9/6

12:00 p.m.-5:14 a.m.

2 stops17h 14m

London

Mo 16/6

9:45 p.m.-4:27 p.m.

2 stops18h 42m

C$ 627

MontrealLondon

YUL - YXU

YULYXU

Montreal Pierre Elliott Trudeau Intl

Mo 23/6

5:00 a.m.-9:17 a.m.

1 stop4h 17m

London

Mo 7/7

9:55 a.m.-1:21 p.m.

1 stop3h 26m

C$ 718

MontrealLondon

YUL - YXU

YULYXU

Montreal Pierre Elliott Trudeau Intl

So 15/6

7:00 a.m.-5:14 a.m.

1 stop22h 14m

London

So 22/6

6:00 a.m.-4:27 p.m.

1 stop10h 27m

C$ 737

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Di 17/6

5:15 a.m.-9:18 a.m.

1 stop4h 03m

London

Di 17/6

3:35 p.m.-9:09 p.m.

1 stop5h 34m

C$ 757

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

So 8/6

11:20 a.m.-5:14 a.m.

3 stops17h 54m

London

So 15/6

6:00 a.m.-12:21 a.m.

3 stops18h 21m

C$ 934

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 20 results
1
2

Best time to book a flight from Ontario to London

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

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

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to London, Ontario (average of C$ 243). Flying from Region of Ontario to London, Ontario in December is currently the most expensive (average of C$ 478). 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 ON to YXU?

Find hourly flight availability from Ontario to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 April 2025.

When flying from Region of Ontario to London, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to London, Ontario

Explore weekly flight availability from Ontario to London. 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 25 April 2025.

The most flights from CAON to YXU are scheduled on a Wednesday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London, Ontario ranges from 70.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. March is typically the driest time to visit London, Ontario when rainfall is around 70.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 25 April 2025.
Get a feel of what it's like to fly with WestJet and Air Canada from Ontario to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
2,818 reviews
Check prices

Food

6.2

Boarding

7.4

Entertainment

6.1

Comfort

7.0

Crew

7.9

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
2,818 reviews
WestJet
7.2
Good
2,818 reviews
Check prices

Food

6.2

Boarding

7.4

Entertainment

6.1

Comfort

7.0

Crew

7.9

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
7.0
Good
9,197 reviews
WestJet
7.2
Good
2,818 reviews
Check prices

Food

6.2

Boarding

7.4

Entertainment

6.1

Comfort

7.0

Crew

7.9

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 Ontario to London. 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 into for flights to London from Ontario?

    London (YXU), located 8.6 km from the city centre, is the airport you fly into when you book flights from Ontario to London.

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

    Most travellers choose Ottawa - London, Toronto Pearson Intl - London or Montreal Pierre Elliott Trudeau Intl - London when deciding on the best route from Region of Ontario to London, Ontario.

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

    Consider Lufthansa (69%), Emirates (67%) or United Airlines (67%) when booking your flight. These represent the most reliable airlines when flying from Region of Ontario to London, Ontario.

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

    Looking at all options, your cheapest flight can be booked for C$ 199. While the most popular route (Ottawa - London) can be booked for C$ 550 on average our data indicates C$ 488 when flying from Region of Ontario to London, Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to London 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 Region of Ontario to London, Ontario?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to London, Ontario (average of C$ 243). Flying from Region of Ontario to London, Ontario in December is currently the most expensive (average of C$ 478). 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

Travelling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Grand Bend
Port Stanley

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Alternative routes for Ontario to London

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

Top 2 airlines flying from Ontario to London

Discover the top 2 airlines that operate flights from Ontario to London. 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 25 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 356AverageC$ 863FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 481AverageC$ 571FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Ontario to London?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Ontario to 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 Ontario to London become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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