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Cheap flights from Glasgow Intl Airport to Ontario from £242

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
23 Jan — 30 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 24 December 2025.

Tue 30/1206:00GLA - YYZ
1 stop15h 15mMultiple Airlines
Tue 27/121:30YYZ - GLA
1 stop33h 35mMultiple Airlines
Deal found 23/12£596
Sun 28/1221:20GLA - YYZ
3 stops51h 30mMultiple Airlines
Wed 7/119:55YYZ - GLA
Nonstop6h 45mMultiple Airlines
Deal found 22/12£598
Tue 30/1206:25GLA - YYZ
2 stops17h 35mBritish Airways
Tue 27/119:04YYZ - GLA
2 stops16h 51mBritish Airways
Deal found 23/12£652
Wed 24/1216:50GLA - YYZ
1 stop27h 10mMultiple Airlines
Thu 8/121:35YYZ - GLA
1 stop11h 10mMultiple Airlines
Deal found 22/12£665
Sun 28/1214:30GLA - YYZ
2 stops58h 20mMultiple Airlines
Fri 9/119:25YYZ - GLA
1 stop12h 45mMultiple Airlines
Deal found 23/12£683
Wed 24/1216:50GLA - YYZ
1 stop27h 10mMultiple Airlines
Wed 31/1221:35YYZ - GLA
1 stop12h 10mMultiple Airlines
Deal found 23/12£685
Tue 30/1218:35GLA - YTZ
2 stops27h 50mMultiple Airlines
Tue 27/117:30YTZ - GLA
2 stops17h 05mMultiple Airlines
Deal found 23/12£819
Thu 25/1209:25GLA - YUL
1 stop14h 00mAir Transat
Fri 2/119:20YUL - GLA
1 stop31h 20mAir Transat
Deal found 24/12£874
Sun 28/1220:25GLA - YTZ
2 stops30h 25mMultiple Airlines
Wed 31/1206:45YTZ - GLA
2 stops22h 10mMultiple Airlines
Deal found 22/12£1,016
Thu 25/1209:25GLA - YUL
1 stop14h 00mMultiple Airlines
Fri 2/118:20YUL - GLA
2 stops32h 35mMultiple Airlines
Deal found 24/12£1,109
Thu 25/1213:25GLA - YUL
2 stops16h 18mKLM
Fri 2/119:05YUL - GLA
2 stops16h 30mKLM
Deal found 24/12£1,183
Sun 28/1207:25GLA - YTZ
3 stops19h 45mMultiple Airlines
Thu 8/119:40YTZ - GLA
3 stops33h 15mMultiple Airlines
Deal found 23/12£1,299

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 24 December 2025.

Round-trip from

£360

One-way from

£242

Popular in

December

Cheapest in

September

Average price

£696

Good round-trip deal

£449 or less

Good one-way deal

£265 or less
4/2-11/2
  • 4/2-11/2
  • 4 total stops
  • 35h 50m total
  • Glasgow to Ontario
Search Deals
1/3
  • 1/3
  • 2 total stops
  • 39h 25m 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 24 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

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 23/1

12:35-18:15

1 stop10h 40m

Toronto Pearson Intl

Sun 25/1

19:40-09:55

1 stop9h 15m

£376

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 17/3

12:35-19:15

1 stop10h 40m

Toronto Pearson Intl

Thu 26/3

20:40-12:25

1 stop11h 45m

£396

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 17/3

12:35-19:15

1 stop10h 40m

Toronto Pearson Intl

Fri 27/3

20:40-12:25

1 stop11h 45m

£396

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Wed 18/3

12:35-19:15

1 stop10h 40m

Toronto Pearson Intl

Sat 28/3

23:20-13:25

1 stop9h 05m

£396

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Fri 1/5

15:20-07:56

2 stops45h 36m

Toronto Pearson Intl

Fri 29/5

22:05-09:40

Nonstop6h 35m

£426

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sat 16/5

11:00-13:10

Nonstop7h 10m

Toronto Pearson Intl

Fri 29/5

22:05-09:40

Nonstop6h 35m

£426

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sat 17/1

08:20-15:55

1 stop12h 35m

Toronto Pearson Intl

Sat 24/1

18:05-09:25

1 stop10h 20m

£426

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sat 14/2

08:20-15:55

1 stop12h 35m

Toronto Pearson Intl

Thu 26/2

17:40-10:45

1 stop12h 05m

£435

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 9/3

17:45-16:55

2 stops27h 10m

Toronto Pearson Intl

Mon 16/3

19:05-08:55

1 stop9h 50m

£436

GlasgowOttawa

GLA - YOW

GLAYOW

Glasgow Intl

Sun 8/2

09:25-00:43

1 stop20h 18m

Ottawa

Fri 27/2

18:55-07:40

1 stop31h 45m

£453

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 48 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 £309). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £453). 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 24 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 24 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
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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
484 reviews
Air Transat
7.8
Good
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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
1,434 reviews
Air Transat
7.8
Good
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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.
Aer Lingus
7.2
Good
1,412 reviews
Air Transat
7.8
Good
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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
7.0
Good
592 reviews
Air Transat
7.8
Good
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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
7,609 reviews
Air Transat
7.8
Good
484 reviews
Check prices

Comfort

7.4

Boarding

7.9

Overall

7.8

Crew

8.4

Entertainment

7.1

Food

6.8

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 £376, 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 - Ottawa, 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 £450 for a flight from Glasgow Intl Airport to Region of Ontario. The cheapest flight overall is £259 while the most popular route, (Glasgow Intl - Toronto Pearson Intl) is currently priced at £379.

  • 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 £309). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £453). 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 24 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£270Average£421FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapest£335Average£505FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapest£362Average£477FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£378Average£510FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£409Average£534FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£420Average£769FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£437Average£520FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£442Average£591FlexibilityNo 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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