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Cheap flights from Glasgow Intl Airport to Ontario from C$ 321

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — YYZ
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 621

One-way from

C$ 321

Popular in

December

Cheapest in

September

Average price

C$ 837

Good round-trip deal

C$ 672 or less

Good one-way deal

C$ 690 or less
Air Transat
  • Air Transat
  • 14/10-25/10
  • Nonstop
  • 14h 10m total
  • Glasgow to Ontario
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7/10
  • 7/10
  • 1 total stop
  • 20h 35m total
  • Glasgow to Ontario
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Highest demand for flights based on searches. 11% potential increase in price (C$ 156 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 40 potential savings vs. average RT price).
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Average for round-trip flights in June 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 12 June 2025.

Tue 14/108:35 a.m.GLA - YYZ
Nonstop7h 25mAir Transat
Sat 25/108:55 p.m.YYZ - GLA
Nonstop6h 45mAir Transat
Deal found 10/6C$ 621
Sat 6/98:35 a.m.GLA - YYZ
2 stops18h 20mMultiple Airlines
Sat 13/98:50 p.m.YYZ - GLA
2 stops19h 40mMultiple Airlines
Deal found 11/6C$ 700
Tue 16/92:20 p.m.GLA - YYZ
1 stop12h 35mIcelandair
Tue 30/98:50 p.m.YYZ - GLA
1 stop11h 35mIcelandair
Deal found 11/6C$ 701
Mon 3/118:20 p.m.GLA - YYZ
1 stop23h 35mBritish Airways
Sat 8/116:00 p.m.YYZ - GLA
1 stop14h 25mBritish Airways
Deal found 11/6C$ 723
Tue 23/98:35 a.m.GLA - YUL
1 stop17h 42mAir Transat
Sun 28/95:50 p.m.YUL - GLA
1 stop32h 00mAir Transat
Deal found 10/6C$ 727
Wed 27/88:00 p.m.GLA - YUL
2 stops25h 00mMultiple Airlines
Thu 4/99:20 p.m.YUL - GLA
1 stop16h 50mMultiple Airlines
Deal found 10/6C$ 792
Wed 27/81:05 p.m.GLA - YUL
1 stop12h 10mBritish Airways
Thu 4/910:05 p.m.YUL - GLA
1 stop15h 35mBritish Airways
Deal found 10/6C$ 807
Sun 17/89:55 p.m.GLA - YTZ
2 stops26h 51mMultiple Airlines
Sun 24/83:25 p.m.YTZ - GLA
2 stops17h 30mMultiple Airlines
Deal found 11/6C$ 835
Wed 3/96:00 a.m.GLA - YYZ
2 stops16h 29mVirgin Atlantic
Wed 10/910:10 p.m.YYZ - GLA
1 stop13h 00mVirgin Atlantic
Deal found 11/6C$ 837
Wed 18/68:55 a.m.GLA - YYZ
1 stop16h 00mKLM
Tue 24/610:10 p.m.YYZ - GLA
1 stop29h 10mKLM
Deal found 10/6C$ 841
Tue 9/95:50 a.m.GLA - YYZ
1 stop15h 10mAmerican Airlines
Wed 17/910:00 p.m.YYZ - GLA
1 stop16h 45mAmerican Airlines
Deal found 11/6C$ 868
Wed 18/61:30 p.m.GLA - YYZ
1 stop11h 25mDelta
Tue 24/612:08 p.m.YYZ - GLA
2 stops15h 02mDelta
Deal found 10/6C$ 870

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 12 June 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

Tue 14/10

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

Nonstop7h 25m

Toronto Pearson Intl

Sat 25/10

8:55 p.m.-8:40 a.m.

Nonstop6h 45m

C$ 621

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Sat 6/9

8:35 a.m.-9:55 p.m.

2 stops18h 20m

Toronto Pearson Intl

Sat 13/9

8:50 p.m.-9:30 p.m.

2 stops19h 40m

C$ 700

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Tue 16/9

2:20 p.m.-9:55 p.m.

1 stop12h 35m

Toronto Pearson Intl

Tue 30/9

8:50 p.m.-1:25 p.m.

1 stop11h 35m

C$ 701

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 3/11

8:20 p.m.-2:55 p.m.

1 stop23h 35m

Toronto Pearson Intl

Sat 8/11

6:00 p.m.-1:25 p.m.

1 stop14h 25m

C$ 723

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Tue 23/9

8:35 a.m.-9:17 p.m.

1 stop17h 42m

Montreal Pierre Elliott Trudeau Intl

Sun 28/9

5:50 p.m.-6:50 a.m.

1 stop32h 00m

C$ 727

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Wed 27/8

8:00 p.m.-4:00 p.m.

2 stops25h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

9:20 p.m.-7:10 p.m.

1 stop16h 50m

C$ 792

GlasgowMontreal

GLA - YUL

GLAYUL

Glasgow Intl

Wed 27/8

1:05 p.m.-8:15 p.m.

1 stop12h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

10:05 p.m.-6:40 p.m.

1 stop15h 35m

C$ 807

GlasgowToronto

GLA - YTZ

GLAYTZ

Glasgow Intl

Sun 17/8

9:55 p.m.-7:46 p.m.

2 stops26h 51m

Toronto Island

Sun 24/8

3:25 p.m.-1:55 p.m.

2 stops17h 30m

C$ 835

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Wed 3/9

6:00 a.m.-5:29 p.m.

2 stops16h 29m

Toronto Pearson Intl

Wed 10/9

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

1 stop13h 00m

C$ 837

GlasgowToronto

GLA - YYZ

GLAYYZ

Glasgow Intl

Mon 13/10

1:30 p.m.-7:55 p.m.

1 stop11h 25m

Toronto Pearson Intl

Wed 22/10

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

1 stop13h 00m

C$ 844

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

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 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$ 255). 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 12 June 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 12 June 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).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 12 June 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Air Transat from Glasgow to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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$ 483. However, be on the lookout for offers from Aer Lingus and Icelandair, 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 - Montreal Pierre Elliott Trudeau Intl.

  • 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$ 604. On average you can expect to pay C$ 803. The most popular route, (Glasgow Intl - Toronto Pearson Intl), can usually be booked for C$ 580.

  • 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$ 255). 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.

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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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 645AverageC$ 864FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapestC$ 801AverageC$ 1,143FlexibilityNo 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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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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