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Cheap flights from Glasgow Intl Airport to Ontario from £273

GLA — YYZ
4 Nov — 11 Nov1
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

Sun 22/1109:25 -
Nonstop7h 25m
Sat 5/1219:55 -
Nonstop6h 45m
Deal found 3/10£356
Wed 11/1107:00 -
2 stops16h 15m
Sun 22/1119:40 -
2 stops19h 35m
Deal found 4/10£362
Sun 22/1109:25 -
Nonstop7h 25m
Sat 28/1119:55 -
Nonstop6h 45m
Deal found 2/10£366
Fri 6/1107:05 -
2 stops16h 10m
Sun 15/1119:40 -
2 stops19h 35m
Deal found 1/10£379
Mon 16/1122:40 -
2 stops24h 35m
Mon 23/1119:40 -
2 stops12h 05m
Deal found 1/10£396
Wed 4/1111:35 -
1 stop11h 40m
Tue 10/1119:40 -
1 stop9h 15m
Deal found 4/10£424
Wed 11/1111:35 -
1 stop11h 40m
Sun 22/1119:40 -
1 stop9h 15m
Deal found 4/10£430
Wed 25/1111:35 -
1 stop11h 40m
Sat 5/1219:40 -
1 stop9h 15m
Deal found 3/10£430
Sun 22/1108:20 -
1 stop11h 40m
Sat 28/1121:35 -
1 stop12h 35m
Deal found 30/9£435
Sun 29/1108:20 -
1 stop11h 40m
Sun 6/1221:35 -
1 stop32h 05m
Deal found 30/9£442
Wed 18/1107:00 -
2 stops30h 13m
Wed 25/1112:45 -
2 stops22h 15m
Deal found 4/10£600
Sun 1/1110:50 -
2 stops42h 54m
Sun 8/1117:10 -
2 stops14h 35m
Deal found 4/10£748

Find flight deals from Glasgow Intl to Ontario

Round-trip from

£356

One-way from

£273

Popular in

December

Cheapest in

October

Average price

£485

Good round-trip deal

£492 or less

Good one-way deal

£213 or less
Air Transat
  • Air Transat
  • 22/11-5/12
  • Nonstop
  • 14h 10m total
  • Glasgow to Ontario
Search Deals
8/11-31/12
  • 8/11-31/12
  • 1 total stop
  • 22h 25m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£25 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Glasgow Intl to Ontario.
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Price to beat on a one-way flight from Glasgow Intl to Ontario.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Glasgow Intl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Mon 2/11

20:55-15:00

1 stop23h 05m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£325

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Mon 7/12

16:10-15:00

1 stop27h 50m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£325

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Mon 16/11

20:55-15:00

1 stop23h 05m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£326

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sat 14/11

20:40-15:00

1 stop23h 20m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£327
Fastest return journey

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 17/1

08:20-15:00

1 stop11h 40m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£332

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Mon 18/1

20:55-15:00

1 stop23h 05m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£336

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 25/10

08:50-15:25

3 stops58h 35m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£342

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 22/11

09:25-11:50

Nonstop7h 25m

Toronto Pearson Intl

Sat 28/11

19:55-07:40

Nonstop6h 45m

£367

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sat 19/12

17:15-12:10

1 stop23h 55m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£387

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 13/12

06:35-15:55

1 stop14h 20m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£405

Flights are sorted by cheapest return flights first.

Deals found on 3/10

Showing 1-10 of 27 resultsSorted by cheapest first
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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

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, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £481). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £723). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow Intl Airport to Region of Ontario as you normally would.

How much does it cost for a return flight from Glasgow Intl Airport to Region of Ontario?

Airfare is below average for this route at the moment.
Glasgow Intl Airport to Region of Ontario flights typically cost between £424 and £567 in November.
The cheapest return price found within the last 5 days was £356 on Air Transat (22 Nov–5 Dec).

How far ahead should I book a flight from Glasgow Intl Airport to Region of Ontario?

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Glasgow Intl Airport to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Air Transat,Aer Lingus, andWestJet 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
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
583 reviews
Air Transat
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Aer Lingus
7.3
Good
1,811 reviews
Air Transat
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
WestJet
7.2
Good
3,450 reviews
Air Transat
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Icelandair
6.9
Okay
758 reviews
Air Transat
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
British Airways
6.7
Okay
8,244 reviews
Air Transat
7.7
Good
583 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

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

    For as low as £367, 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 cheapest airlines to fly from Glasgow Intl Airport to Region of Ontario one-way?

    One-way options have recently been found by users for as low as £174 on Air Transat. Other airlines that offer cheap prices include WestJet from £193 and Icelandair from £222 one-way.

  • What are the most popular routes from Glasgow Intl Airport to Region of Ontario?

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

  • What are the most reliable airlines from Glasgow Intl Airport to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Glasgow Intl Airport to Region of Ontario consider choosing WestJet (89%), Porter Airlines (55%) or Air Transat (55%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £403 for a flight from Glasgow Intl Airport to Region of Ontario. The cheapest flight overall is £212 while the most popular route, (Glasgow Intl - Toronto Island) is currently priced at £576.

  • 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, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £481). Flying from Glasgow Intl Airport to Region of Ontario in December is currently the most expensive (average of £723). 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

Top 8 airlines flying from Glasgow Intl to Ontario

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£170Average£446FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapest£314Average£528FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapest£408Average£597FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£437Average£783FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£443Average£643FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£493Average£718FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£514Average£681FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£559Average£731FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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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