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Cheap flights from Glasgow Intl Airport to Ontario from C$ 370

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
4 Aug — 11 Aug1
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 30 July 2025.

Round-trip from

C$ 622

One-way from

C$ 366

Popular in

December

Cheapest in

September

Average price

C$ 939

Good one-way deal

C$ 514 or less
Air Transat
  • Air Transat
  • 12/9-19/9
  • 2 total stops
  • 27h 45m total
  • Glasgow to Ontario
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17/9
  • 17/9
  • 1 total stop
  • 11h 15m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 165 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Price to beat on a one-way flight from Glasgow Intl to Ontario.
Search Deals

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 30 July 2025.

Fri 12/98:35 a.m.GLA - YUL
1 stop17h 55mAir Transat
Fri 19/94:00 p.m.YUL - GLA
1 stop9h 50mAir Transat
Deal found 29/7C$ 622
Thu 18/98:35 a.m.GLA - YYZ
Nonstop7h 25mAir Transat
Sun 21/97:15 p.m.YYZ - GLA
Nonstop6h 35mAir Transat
Deal found 29/7C$ 633
Mon 8/98:30 a.m.GLA - YYZ
1 stop10h 40mMultiple Airlines
Wed 10/911:55 p.m.YYZ - GLA
1 stop13h 20mMultiple Airlines
Deal found 30/7C$ 648
Fri 12/97:55 a.m.GLA - YTZ
3 stops30h 50mMultiple Airlines
Fri 19/96:25 p.m.YTZ - GLA
2 stops15h 45mMultiple Airlines
Deal found 28/7C$ 789
Fri 12/98:35 a.m.GLA - YOW
1 stop28h 31mAir Transat
Fri 19/92:20 p.m.YOW - GLA
1 stop11h 30mAir Transat
Deal found 29/7C$ 843
Fri 12/97:40 p.m.GLA - YUL
2 stops21h 25mMultiple Airlines
Fri 19/95:50 p.m.YUL - GLA
1 stop14h 05mMultiple Airlines
Deal found 29/7C$ 844
Thu 25/98:30 p.m.GLA - YUL
1 stop28h 45mBritish Airways
Mon 29/910:10 p.m.YUL - GLA
1 stop13h 35mBritish Airways
Deal found 29/7C$ 932
Mon 8/98:30 a.m.GLA - YOW
2 stops20h 52mMultiple Airlines
Sat 20/95:05 p.m.YOW - GLA
2 stops18h 05mMultiple Airlines
Deal found 30/7C$ 950
Thu 25/98:35 a.m.GLA - YUL
1 stop16h 40mAmerican Airlines
Mon 29/95:15 p.m.YUL - GLA
2 stops18h 30mAmerican Airlines
Deal found 28/7C$ 997
Sat 4/106:10 a.m.GLA - YUL
1 stop14h 50mLufthansa
Sun 19/101:40 p.m.YUL - GLA
2 stops17h 45mLufthansa
Deal found 30/7C$ 1,110
Sat 13/98:35 a.m.GLA - YXU
2 stops25h 37mMultiple Airlines
Sat 20/98:00 p.m.YXU - GLA
2 stops29h 50mMultiple Airlines
Deal found 30/7C$ 1,309
Wed 10/96:10 a.m.GLA - YOW
2 stops23h 09mLufthansa
Sat 20/98:55 p.m.YOW - GLA
2 stops45h 05mLufthansa
Deal found 28/7C$ 1,310

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 30 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

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Fri 12/9

8:35 a.m.-9:30 p.m.

1 stop17h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 19/9

4:00 p.m.-6:50 a.m.

1 stop9h 50m

C$ 622

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Thu 18/9

8:35 a.m.-11:00 a.m.

Nonstop7h 25m

Toronto Pearson Intl

Sun 21/9

7:15 p.m.-6:50 a.m.

Nonstop6h 35m

C$ 633

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 8/9

8:30 a.m.-2:10 p.m.

1 stop10h 40m

Toronto Pearson Intl

Wed 10/9

11:55 p.m.-6:15 p.m.

1 stop13h 20m

C$ 648

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Thu 11/9

8:05 p.m.-12:05 p.m.

2 stops21h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

9:20 p.m.-2:50 p.m.

1 stop12h 30m

C$ 735

GlasgowToronto

GLA - YTZ

GLAYTZ

Glasgow Intl

Fri 12/9

7:55 a.m.-9:45 a.m.

3 stops30h 50m

Toronto Island

Fri 19/9

6:25 p.m.-3:10 p.m.

2 stops15h 45m

C$ 789

GlasgowOttawa

GLA - YOW

GLAYOW

Glasgow Intl

Fri 12/9

8:35 a.m.-8:06 a.m.

1 stop28h 31m

Ottawa

Fri 19/9

2:20 p.m.-6:50 a.m.

1 stop11h 30m

C$ 843

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Thu 25/9

8:30 p.m.-8:15 p.m.

1 stop28h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

10:10 p.m.-4:45 p.m.

1 stop13h 35m

C$ 932

GlasgowOttawa

GLA - YOW

GLAYOW

Glasgow Intl

Mon 8/9

8:30 a.m.-12:22 a.m.

2 stops20h 52m

Ottawa

Sat 20/9

5:05 p.m.-4:10 p.m.

2 stops18h 05m

C$ 950

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Thu 25/9

8:35 a.m.-8:15 p.m.

1 stop16h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

5:15 p.m.-4:45 p.m.

2 stops18h 30m

C$ 997

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Sat 4/10

6:10 a.m.-4:00 p.m.

1 stop14h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 19/10

1:40 p.m.-12:25 p.m.

2 stops17h 45m

C$ 1,110

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 30 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 round-trip 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 C$ 167). Flying from Glasgow Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 30 July 2025.

When flying from Glasgow Intl Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 30 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 to fly round-trip 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 30 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
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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
7,980 reviews
Delta
8.0
Very good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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
1,383 reviews
Delta
8.0
Very good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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
7.7
Good
424 reviews
Delta
8.0
Very good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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
Aer Lingus
7.1
Good
1,191 reviews
Delta
8.0
Very good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 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?

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as C$ 435. However, be on the lookout for offers from Aer Lingus and Delta, as they are both options that can get you from Glasgow Intl Airport to Region of Ontario for a low price.

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

    The most popular flight routes from Glasgow Intl Airport to Region of Ontario are Glasgow Intl - Toronto Pearson Intl, Glasgow Intl - Toronto Island and Glasgow Intl - Ottawa.

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

    The cheapest flight price from Glasgow Intl Airport to Region of Ontario is C$ 458. On average you can expect to pay C$ 590. The most popular route, (Glasgow Intl - Toronto Pearson Intl), can usually be booked for C$ 574.

  • 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 vacation 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 C$ 167). Flying from Glasgow Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 2 airlines flying from Glasgow Intl to Ontario

Discover the top 2 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 629,999 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 651AverageC$ 858FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapestC$ 808AverageC$ 1,153FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

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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?

Certainly. Search results for flights to Ontario from Glasgow Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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