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Cheap flights from Glasgow Intl Airport to Ontario from £226

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Ontario
Explore the most affordable flight options available from Glasgow Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.

Thu 25/1209:25GLA - YYZ
Nonstop7h 25mAir Transat
Wed 31/1219:55YYZ - GLA
Nonstop6h 45mAir Transat
Deal found 8/12£491
Thu 25/1209:25GLA - YYZ
Nonstop7h 25mAir Transat
Wed 7/119:55YYZ - GLA
Nonstop6h 45mAir Transat
Deal found 8/12£531
Wed 24/1213:55GLA - YYZ
1 stop29h 55mAmerican Airlines
Thu 8/117:40YYZ - GLA
1 stop10h 50mAmerican Airlines
Deal found 8/12£589
Wed 24/1211:40GLA - YYZ
1 stop32h 10mAmerican Airlines
Wed 7/119:04YYZ - GLA
2 stops14h 11mAmerican Airlines
Deal found 8/12£591
Fri 26/1208:15GLA - YYZ
1 stop11h 35mBritish Airways
Wed 7/116:44YYZ - GLA
2 stops18h 06mBritish Airways
Deal found 8/12£597
Thu 25/1216:50GLA - YYZ
2 stops34h 09mBritish Airways
Wed 7/119:04YYZ - GLA
2 stops15h 46mBritish Airways
Deal found 8/12£604
Fri 26/1208:55GLA - YYZ
1 stop10h 55mAmerican Airlines
Thu 8/117:40YYZ - GLA
1 stop10h 50mAmerican Airlines
Deal found 8/12£609
Mon 22/1220:35GLA - YYZ
1 stop23h 25mMultiple Airlines
Mon 12/121:35YYZ - GLA
1 stop32h 35mMultiple Airlines
Deal found 6/12£614
Sat 27/1208:40GLA - YYZ
2 stops18h 54mAmerican Airlines
Wed 7/111:53YYZ - GLA
2 stops19h 57mAmerican Airlines
Deal found 8/12£629
Tue 23/1213:10GLA - YYZ
1 stop32h 05mLufthansa
Thu 8/120:55YYZ - GLA
2 stops21h 15mLufthansa
Deal found 8/12£638
Fri 26/1210:55GLA - YYZ
2 stops30h 10mMultiple Airlines
Wed 7/119:55YYZ - GLA
Nonstop6h 45mMultiple Airlines
Deal found 8/12£639
Tue 16/1212:45GLA - YUL
1 stop11h 00mMultiple Airlines
Fri 23/120:30YUL - GLA
1 stop11h 35mMultiple Airlines
Deal found 7/12£664

Find flight deals from Glasgow Intl to Ontario

Keep the following information in mind while searching for Glasgow Intl to Ontario flight deals. Data was last updated 9 December 2025.

Round-trip from

£341

One-way from

£226

Popular in

December

Cheapest in

September

Average price

£705

Good round-trip deal

£464 or less

Good one-way deal

£371 or less
15/1-29/1
  • 15/1-29/1
  • 4 total stops
  • 37h 55m total
  • Glasgow to Ontario
Search Deals
6/5
  • 6/5
  • 2 total stops
  • 31h 40m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Glasgow Intl to Ontario.
Search Deals
Price to beat on a one-way flight from Glasgow Intl to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl 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 858,174 searches. Data last updated 9 December 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Ontario that are best for you.

Fly from

Glasgow Intl

Fly to

Ontario

Route

Depart

Return

Price

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Wed 21/1

11:20-12:40

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

20:10-07:50

1 stop30h 40m

£389

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 1/2

09:25-11:50

Nonstop7h 25m

Toronto Pearson Intl

Sat 7/2

19:55-07:40

Nonstop6h 45m

£392

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 25/1

08:25-15:00

1 stop11h 35m

Toronto Pearson Intl

Sat 31/1

21:35-10:40

1 stop32h 05m

£415

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 11/5

08:35-11:00

Nonstop7h 25m

Toronto Pearson Intl

Mon 25/5

19:15-06:50

Nonstop6h 35m

£417

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 8/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Wed 18/2

19:40-09:55

1 stop9h 15m

£437

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 9/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Tue 17/2

19:40-09:55

1 stop9h 15m

£437

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Wed 18/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Fri 6/3

19:40-09:55

1 stop9h 15m

£437

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Thu 5/2

11:15-18:15

1 stop12h 00m

Toronto Pearson Intl

Wed 18/2

19:40-09:55

1 stop9h 15m

£437

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 27/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Wed 4/3

19:40-09:55

1 stop9h 15m

£437

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 6/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Sun 15/2

19:40-09:55

1 stop9h 15m

£437

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 57 results
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Best time to book a flight from Glasgow Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Glasgow Intl with our price prediction graph.
Estimated return 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 Glasgow Intl Airport to Ontario

What is the cheapest month to book a flight from Glasgow Intl Airport to Region of Ontario?

Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £313). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £458). 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 GLA to ON?

Find hourly flight availability from Glasgow Intl 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 9 December 2025.

When flying from Glasgow Intl Airport to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 17% versus a flight in the evening.

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 9 December 2025.
Get a feel of what it's like to fly with Air Transat, KLM, andAer Lingus from Glasgow Intl Airport to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
480 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
KLM
7.7
Good
1,431 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Aer Lingus
7.2
Good
1,389 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Icelandair
7.0
Good
588 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
British Airways
6.7
Okay
7,573 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

Food

6.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Related info for your journey

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

  • How long is the flight from Glasgow Intl Airport to Region of Ontario?

    For as low as £392, Air Transat can have you in Region of Ontario from Glasgow Intl Airport in 7h 25m. Airlines will cover a distance of 3280 mi. 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 Glasgow Intl Airport to Region of Ontario?

    While some choose either Glasgow Intl - Toronto Island or Glasgow Intl - Montreal Pierre Elliott Trudeau Intl, Glasgow Intl - Toronto Pearson Intl is the most popular route from Glasgow Intl Airport to Region of Ontario.

  • What are the cheapest flights from Glasgow Intl Airport to Region of Ontario?

    On average you can expect to pay £599 for a flight from Glasgow Intl Airport to Region of Ontario. The cheapest flight overall is £268 while the most popular route, (Glasgow Intl - Toronto Pearson Intl) is currently priced at £374.

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

    Yes. In addition to deals on Glasgow Intl to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Glasgow Intl 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 Glasgow Intl Airport to Region of Ontario?

    Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £313). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £458). 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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Top 8 airlines flying from Glasgow Intl to Ontario

Discover the top 8 airlines that operate flights from Glasgow Intl 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 858,174 searches. Data last updated 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£273Average£426FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapest£340Average£506FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapest£367Average£490FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£384Average£512FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£415Average£541FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£419Average£779FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£442Average£526FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£447Average£598FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Glasgow Intl to Ontario?

When you search for this flight from Glasgow Intl to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Glasgow Intl to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Glasgow Intl to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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