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Cheap flights from Glasgow Intl Airport to Ontario from £254

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 3 November 2025.

Round-trip from

£452

One-way from

£254

Popular in

December

Cheapest in

September

Average price

£523

Good round-trip deal

£515 or less
4/12-9/12
  • 4/12-9/12
  • 3 total stops
  • 44h 10m total
  • Glasgow to Ontario
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9/12
  • 9/12
  • 2 total stops
  • 27h 50m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Glasgow Intl to Ontario.
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Find 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 3 November 2025.

Thu 4/1212:00GLA - YYZ
2 stops33h 15mMultiple Airlines
Tue 9/1219:35YYZ - GLA
1 stop10h 55mMultiple Airlines
Deal found 2/11£452
Sun 16/1122:15GLA - YYZ
1 stop18h 00mMultiple Airlines
Mon 24/1121:30YYZ - GLA
2 stops28h 50mMultiple Airlines
Deal found 2/11£455
Tue 2/1212:00GLA - YYZ
2 stops31h 50mMultiple Airlines
Tue 9/1219:35YYZ - GLA
1 stop10h 55mMultiple Airlines
Deal found 2/11£455
Mon 1/1223:35GLA - YYZ
2 stops25h 10mMultiple Airlines
Sun 7/1219:35YYZ - GLA
1 stop13h 35mMultiple Airlines
Deal found 2/11£471
Wed 3/1220:45GLA - YYZ
2 stops21h 20mMultiple Airlines
Sun 7/1219:35YYZ - GLA
1 stop13h 35mMultiple Airlines
Deal found 2/11£472
Sun 23/1120:10GLA - YYZ
2 stops25h 05mMultiple Airlines
Sun 30/1119:35YYZ - GLA
1 stop19h 05mMultiple Airlines
Deal found 1/11£475
Thu 4/1212:35GLA - YYZ
1 stop10h 40mIcelandair
Tue 9/1219:40YYZ - GLA
1 stop9h 15mIcelandair
Deal found 2/11£480
Thu 4/1221:25GLA - YYZ
2 stops23h 50mMultiple Airlines
Thu 11/1219:35YYZ - GLA
1 stop15h 25mMultiple Airlines
Deal found 2/11£488
Tue 2/1220:10GLA - YYZ
2 stops25h 05mMultiple Airlines
Thu 11/1219:35YYZ - GLA
1 stop10h 55mMultiple Airlines
Deal found 2/11£490
Wed 3/1207:45GLA - YYZ
2 stops37h 40mMultiple Airlines
Sat 13/1219:35YYZ - GLA
1 stop15h 15mMultiple Airlines
Deal found 2/11£492
Wed 3/1207:15GLA - YYZ
1 stop15h 45mMultiple Airlines
Wed 10/1221:15YYZ - GLA
1 stop20h 05mMultiple Airlines
Deal found 2/11£494
Sun 21/1220:25GLA - YUL
2 stops44h 20mMultiple Airlines
Thu 8/115:10YUL - GLA
2 stops22h 40mMultiple Airlines
Deal found 2/11£560

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 3 November 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

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 16/11

22:15-11:15

1 stop18h 00m

Toronto Pearson Intl

Sun 23/11

21:30-20:05

2 stops17h 35m

£455

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 13/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Fri 20/2

19:40-09:55

1 stop9h 15m

£495

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Thu 27/11

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Mon 1/12

19:40-09:55

1 stop9h 15m

£496

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 5/12

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Tue 9/12

19:40-09:55

1 stop9h 15m

£496

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 5/12

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Sun 7/12

19:40-09:55

1 stop9h 15m

£496

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 5/12

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Wed 10/12

19:40-09:55

1 stop9h 15m

£496

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 17/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Sat 21/2

19:40-09:55

1 stop9h 15m

£512

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 17/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Mon 23/2

19:40-09:55

1 stop9h 15m

£512

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 15/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Mon 23/2

19:40-09:55

1 stop9h 15m

£512

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 16/2

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Thu 19/2

19:40-09:55

1 stop9h 15m

£512

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 44 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 £319). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £455). 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 3 November 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 in the afternoon, which can drop the price by up to 12% versus a flight at midday.

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 3 November 2025.
Get a feel of what it's like to fly with Air Transat, KLM, andVirgin Atlantic 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
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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
470 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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
1,405 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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.
Virgin Atlantic
7.5
Good
671 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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
7.1
Good
568 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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
7,494 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Boarding

7.9

Food

6.8

Comfort

7.4

Crew

8.5

Overall

7.8

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 £495, Icelandair can have you in Region of Ontario from Glasgow Intl Airport in 10h 40m. 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 £570 for a flight from Glasgow Intl Airport to Region of Ontario. The cheapest flight overall is £475 while the most popular route, (Glasgow Intl - Toronto Pearson Intl) is currently priced at £397.

  • 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 £319). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £455). 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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Top 6 airlines flying from Glasgow Intl to Ontario

Discover the top 6 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 3 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£341Average£511FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapest£373Average£507FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£388Average£494FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£420Average£545FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£453Average£508FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£453Average£596FlexibilityNo 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?

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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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