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Cheap flights from Glasgow to Ontario from £406

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ONT
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Ontario
Explore the most affordable flight options available from Glasgow to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Thu 17/906:00
GLA
-
ONT
2 stops18h 35m
Delta
Wed 7/1009:45
ONT
-
GLA
2 stops19h 10m
Delta
Deal found 3/7£618
Sun 6/907:35
GLA
-
ONT
2 stops22h 20m
British Airways
Sat 19/913:05
ONT
-
GLA
2 stops22h 30m
British Airways
Deal found 2/7£623
Sat 5/1205:40
GLA
-
ONT
2 stops18h 32m
Air France
Sat 12/1212:00
ONT
-
GLA
2 stops20h 30m
Air France
Deal found 2/7£642
Thu 22/1019:30
GLA
-
ONT
2 stops34h 24m
British Airways
Mon 26/1016:29
ONT
-
GLA
2 stops17h 06m
British Airways
Deal found 3/7£674
Mon 17/808:00
GLA
-
ONT
2 stops22h 59m
British Airways
Mon 31/812:59
ONT
-
GLA
2 stops17h 51m
British Airways
Deal found 2/7£759
Mon 10/817:40
GLA
-
ONT
2 stops37h 19m
British Airways
Mon 24/812:59
ONT
-
GLA
2 stops21h 41m
British Airways
Deal found 6/7£924
Mon 13/706:00
GLA
-
ONT
2 stops18h 30m
Delta
Sun 26/707:05
ONT
-
GLA
2 stops17h 20m
Delta
Deal found 4/7£948
Fri 10/708:35
GLA
-
ONT
2 stops19h 24m
British Airways
Fri 24/713:11
ONT
-
GLA
2 stops23h 04m
British Airways
Deal found 3/7£1,063
Wed 8/719:40
GLA
-
ONT
2 stops32h 19m
British Airways
Wed 15/713:11
ONT
-
GLA
2 stops21h 34m
British Airways
Deal found 3/7£1,064
Fri 10/708:35
GLA
-
ONT
2 stops19h 24m
British Airways
Sun 26/713:11
ONT
-
GLA
2 stops22h 24m
British Airways
Deal found 4/7£1,065
Sun 12/707:35
GLA
-
ONT
2 stops20h 24m
British Airways
Sun 26/713:11
ONT
-
GLA
2 stops22h 24m
British Airways
Deal found 4/7£1,131

Find flight deals from Glasgow to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 July 2026.

Round-trip from

£618

One-way from

£406

Popular in

August

Cheapest in

September

Average price

£686
Delta
  • Delta
  • 17/9-7/10
  • 4 total stops
  • 37h 45m total
  • Glasgow to Ontario
Search Deals
British Airways
  • British Airways
  • 28/9
  • 2 total stops
  • 18h 09m total
  • Glasgow to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow 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 6 July 2026.
Use the filters below to find and compare flights from Glasgow to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Thu 17/9

06:00-16:35

2 stops18h 35m

Ontario

Wed 7/10

09:45-12:55

2 stops19h 10m

£618

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sun 6/9

07:35-21:55

2 stops22h 20m

Ontario

Sat 19/9

13:05-19:35

2 stops22h 30m

£623

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sat 5/12

05:40-16:12

2 stops18h 32m

Ontario

Sat 12/12

12:00-16:30

2 stops20h 30m

£642

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Thu 22/10

19:30-21:54

2 stops34h 24m

Ontario

Mon 26/10

16:29-16:35

2 stops17h 06m

£674

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Mon 17/8

08:00-22:59

2 stops22h 59m

Ontario

Mon 31/8

12:59-14:50

2 stops17h 51m

£759

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Mon 10/8

17:40-22:59

2 stops37h 19m

Ontario

Mon 24/8

12:59-18:40

2 stops21h 41m

£924
Fastest return journey

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Fri 21/8

14:20-23:24

2 stops17h 04m

Ontario

Sat 5/9

15:07-13:25

2 stops14h 18m

£1,256
Cheapest one-way

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Mon 28/9

10:00-20:09

2 stops18h 09m

£406

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sun 18/10

12:15-21:54

2 stops17h 39m

£409

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sat 26/9

14:00-21:59

2 stops39h 59m

£488

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Glasgow to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Glasgow 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 to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Glasgow to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Glasgow?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from Glasgow. Booking flights from Glasgow to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from Glasgow from 0 different airlines.

  • How long is the flight from Glasgow to Ontario?

    A quick flight from Glasgow to Ontario can take about 18h 32m. Delta provides one of the quickest options available for as low as £642. Glasgow and Ontario are separated by a distance of 5088 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Glasgow to Ontario that include hotel bookings?

    Yes. In addition to deals on Glasgow to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Ontario.

  • Can I find deals for business class flights from Glasgow to Ontario?

    Yes. Cheapflights offers flight deals from Glasgow 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.

See more FAQs

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

Cheapflights makes it easy to find Glasgow to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Glasgow to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow to Ontario.

Can Cheapflights find flights from Glasgow to Ontario with no change fees?

Yes, we can. To see specific flights from Glasgow to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Glasgow to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Glasgow to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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