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Cheap flights from Glasgow Intl Airport to Ontario from £196

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
9 Jul — 16 Jul1
1 adult

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 4 July 2025.

Round-trip from

£349

One-way from

£196

Popular in

December

Cheapest in

September

Average price

£489

Good round-trip deal

£367 or less

Good one-way deal

£364 or less
Air Transat
  • Air Transat
  • 17/7-23/7
  • Nonstop
  • 14h 00m total
  • Glasgow to Ontario
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30/9
  • 30/9
  • 2 total stops
  • 29h 55m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£46 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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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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Find flight deals from Glasgow Intl to Ontario

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 4 July 2025.

Thu 17/708:35GLA - YYZ
Nonstop7h 25mAir Transat
Wed 23/719:15YYZ - GLA
Nonstop6h 35mAir Transat
Deal found 3/7£349
Thu 28/808:10GLA - YYZ
2 stops18h 45mMultiple Airlines
Sun 31/823:00YYZ - GLA
2 stops17h 25mMultiple Airlines
Deal found 3/7£360
Wed 10/920:15GLA - YUL
1 stop23h 00mMultiple Airlines
Thu 18/922:05YUL - GLA
1 stop16h 25mMultiple Airlines
Deal found 2/7£385
Sun 21/914:20GLA - YYZ
1 stop9h 50mIcelandair
Tue 30/920:50YYZ - GLA
1 stop11h 35mIcelandair
Deal found 3/7£414
Mon 6/1011:35GLA - YYZ
2 stops14h 55mBritish Airways
Mon 13/1022:00YYZ - GLA
1 stop13h 45mBritish Airways
Deal found 3/7£437
Tue 16/910:55GLA - YUL
1 stop14h 20mFinnair
Tue 23/922:10YUL - GLA
1 stop11h 30mFinnair
Deal found 2/7£460
Tue 16/908:35GLA - YUL
1 stop13h 45mAir Transat
Tue 23/910:00YUL - GLA
1 stop15h 50mAir Transat
Deal found 3/7£469
Sun 17/821:55GLA - YTZ
2 stops21h 51mMultiple Airlines
Sun 24/812:25YTZ - GLA
2 stops26h 15mMultiple Airlines
Deal found 3/7£483
Thu 6/1106:05GLA - YYZ
1 stop18h 10mVirgin Atlantic
Tue 11/1111:10YYZ - GLA
2 stops16h 20mVirgin Atlantic
Deal found 3/7£489
Tue 30/906:00GLA - YYZ
1 stop12h 20mKLM
Fri 17/1016:45YYZ - GLA
1 stop11h 55mKLM
Deal found 3/7£500
Sat 4/1006:00GLA - YUL
1 stop15h 55mDelta
Sun 19/1018:50YUL - GLA
1 stop13h 10mDelta
Deal found 3/7£511
Sat 16/808:35GLA - YOW
1 stop20h 47mMultiple Airlines
Sat 23/805:55YOW - GLA
1 stop19h 55mMultiple Airlines
Deal found 2/7£532

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 4 July 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

Thu 17/7

08:35-11:00

Nonstop7h 25m

Toronto Pearson Intl

Wed 23/7

19:15-06:50

Nonstop6h 35m

£349

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Thu 28/8

08:10-21:55

2 stops18h 45m

Toronto Pearson Intl

Sun 31/8

23:00-21:25

2 stops17h 25m

£360

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Wed 10/9

20:15-14:15

1 stop23h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

22:05-19:30

1 stop16h 25m

£385

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sun 21/9

14:20-19:10

1 stop9h 50m

Toronto Pearson Intl

Tue 30/9

20:50-13:25

1 stop11h 35m

£414

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 6/10

11:35-21:30

2 stops14h 55m

Toronto Pearson Intl

Mon 13/10

22:00-16:45

1 stop13h 45m

£437

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Tue 16/9

10:55-20:15

1 stop14h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 23/9

22:10-14:40

1 stop11h 30m

£460

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Tue 16/9

08:35-17:20

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 23/9

10:00-06:50

1 stop15h 50m

£469

GlasgowToronto

GLA - YTZ

GLAYTZ

Glasgow Intl

Sun 17/8

21:55-14:46

2 stops21h 51m

Toronto Island

Sun 24/8

12:25-19:40

2 stops26h 15m

£483

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Thu 6/11

06:05-19:15

1 stop18h 10m

Toronto Pearson Intl

Tue 11/11

11:10-08:30

2 stops16h 20m

£489

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 30/9

06:00-13:20

1 stop12h 20m

Toronto Pearson Intl

Fri 17/10

16:45-09:40

1 stop11h 55m

£500

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 29 results
1
2
3

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, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £490). Flying from Glasgow Intl Airport to Region of Ontario in July is currently the most expensive (average of £708). 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 4 July 2025.

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.

Weekly flight availability from Glasgow Intl Airport to Region of Ontario

Explore weekly flight availability from Glasgow Intl to Ontario. 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 4 July 2025.

The most flights from GLA to CAON are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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

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 4 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andAir Transat 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.
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
407 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,304 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • 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 £229 on Air Transat. Other airlines that offer cheap prices include Aer Lingus from £468 and Lufthansa from £684 one-way.

  • 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 £386 for a flight from Glasgow Intl Airport to Region of Ontario. The cheapest flight overall is £297 while the most popular route, (Glasgow Intl - Toronto Pearson Intl) is currently priced at £318.

  • 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, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Region of Ontario (average of £490). Flying from Glasgow Intl Airport to Region of Ontario in July is currently the most expensive (average of £708). 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 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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£328Average£494FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapest£360Average£498FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£373Average£483FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£395Average£538FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£402Average£561FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Virgin AtlanticCheapest£432Average£468FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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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