What is the cheapest airline that flies from Ontario to Glasgow Intl?

British Airways and Delta are the most popular carriers operating from Ontario to Glasgow Intl

When did momondo last update prices for flights from Ontario Airport to Glasgow Intl Airport?

Prices for flights from Ontario Airport to Glasgow Intl Airport are updated daily.

How old do you have to be to fly from Ontario Airport to Glasgow Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Glasgow Intl Airport.

What documentation or ID do you need to fly to Glasgow Intl Airport?

The travel and health documents required for your trip to Glasgow Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Glasgow Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£236 Cheap Flights from Ontario to Glasgow Intl Airport in 2025/26

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Find the cheapest flights from Ontario to Glasgow

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:45 - 16:40

ONT

GLA

15h 55m2 stops

18:50 - 22:13

GLA

ONT

35h 23m2 stops

£454British Airways

Thu, 22 Jan - Sat, 31 Jan

06:00 - 16:35

ONT

GLA

26h 35m2 stops

06:05 - 22:51

GLA

ONT

24h 46m2 stops

£474Multiple Airlines

Fri, 23 Jan - Sat, 31 Jan

15:09 - 17:50

ONT

GLA

18h 41m2 stops

08:55 - 22:13

GLA

ONT

21h 18m2 stops

£483British Airways

Thu, 22 Jan - Fri, 30 Jan

06:00 - 09:55

ONT

GLA

43h 55m2 stops

06:05 - 21:05

GLA

ONT

23h 00m2 stops

£510Delta

Sun, 11 Jan - Tue, 20 Jan

17:02 - 19:40

ONT

GLA

18h 38m2 stops

07:25 - 21:56

GLA

ONT

22h 31m2 stops

£522British Airways

Thu, 2 Apr - Thu, 16 Apr

06:00 - 16:35

ONT

GLA

26h 35m2 stops

06:05 - 21:05

GLA

ONT

23h 00m2 stops

£548KLM

Fri, 9 Jan - Fri, 16 Jan

13:11 - 16:35

ONT

GLA

43h 24m2 stops

10:40 - 21:48

GLA

ONT

43h 08m2 stops

£552Delta

Sat, 10 Jan - Sat, 17 Jan

13:11 - 16:35

ONT

GLA

43h 24m2 stops

10:40 - 12:16

GLA

ONT

57h 36m2 stops

£556Delta

Sat, 10 Jan - Sun, 18 Jan

06:00 - 16:35

ONT

GLA

26h 35m2 stops

06:05 - 21:05

GLA

ONT

23h 00m2 stops

£567Delta

Sun, 11 Jan - Sun, 18 Jan

10:56 - 13:10

ONT

GLA

18h 14m2 stops

09:25 - 21:56

GLA

ONT

20h 31m2 stops

£584British Airways

Thu, 2 Apr - Wed, 15 Apr

British Airways flights from Ontario to Glasgow Intl Airport

Our best British Airways deals on Ontario to Glasgow Intl Airport flight tickets

British Airways

22 Jan

ONT16:45Ontario

15h 55m

2 stops

GLA16:40Glasgow Intl

31 Jan

GLA18:50Glasgow Intl

35h 23m

2 stops

ONT22:13Ontario

£454

Find similar

British Airways

22 Jan

ONT15:09Ontario

18h 41m

2 stops

GLA17:50Glasgow Intl

30 Jan

GLA08:55Glasgow Intl

21h 18m

2 stops

ONT22:13Ontario

£483

Find similar

British Airways

2 Apr

ONT17:02Ontario

18h 38m

2 stops

GLA19:40Glasgow Intl

16 Apr

GLA07:25Glasgow Intl

22h 31m

2 stops

ONT21:56Ontario

£522

Find similar

Delta flights from Ontario to Glasgow Intl Airport

Our best Delta deals on Ontario to Glasgow Intl Airport flight tickets

Delta

11 Jan

ONT07:30Ontario

42h 25m

2 stops

GLA09:55Glasgow Intl

21 Jan

GLA10:40Glasgow Intl

37h 35m

2 stops

ONT16:15Ontario

£510

Find similar

Delta

10 Jan

ONT13:11Ontario

60h 44m

2 stops

GLA09:55Glasgow Intl

17 Jan

GLA10:40Glasgow Intl

43h 08m

2 stops

ONT21:48Ontario

£552

Find similar

Delta

10 Jan

ONT13:11Ontario

43h 24m

2 stops

GLA16:35Glasgow Intl

18 Jan

GLA10:40Glasgow Intl

57h 36m

2 stops

ONT12:16Ontario

£556

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Thu 22/1

16:45-16:40

2 stops15h 55m

Glasgow Intl

Sat 31/1

18:50-22:13

2 stops35h 23m

£454

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Fri 23/1

06:00-16:35

2 stops26h 35m

Glasgow Intl

Sat 31/1

06:05-22:51

2 stops24h 46m

£474

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Thu 22/1

15:09-17:50

2 stops18h 41m

Glasgow Intl

Fri 30/1

08:55-22:13

2 stops21h 18m

£483

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Sun 11/1

06:00-09:55

2 stops43h 55m

Glasgow Intl

Tue 20/1

06:05-21:05

2 stops23h 00m

£510

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Thu 2/4

17:02-19:40

2 stops18h 38m

Glasgow Intl

Thu 16/4

07:25-21:56

2 stops22h 31m

£522

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Fri 9/1

06:00-16:35

2 stops26h 35m

Glasgow Intl

Fri 16/1

06:05-21:05

2 stops23h 00m

£548

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Sat 10/1

13:11-16:35

2 stops43h 24m

Glasgow Intl

Sat 17/1

10:40-21:48

2 stops43h 08m

£552

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Sat 10/1

13:11-16:35

2 stops43h 24m

Glasgow Intl

Sun 18/1

10:40-12:16

2 stops57h 36m

£556

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Sun 11/1

06:00-16:35

2 stops26h 35m

Glasgow Intl

Sun 18/1

06:05-21:05

2 stops23h 00m

£567

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Thu 2/4

10:56-13:10

2 stops18h 14m

Glasgow Intl

Wed 15/4

09:25-21:56

2 stops20h 31m

£584

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Glasgow Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Glasgow Intl Airport?

On average, the least expensive day to fly to Glasgow Intl Airport from Ontario is on a Sunday. momondo users have found tickets for Sunday departures for as low as £490. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £896. These prices are subject to change though, so be sure to set up a Price Alert for flights to Glasgow Intl Airport.

What is the cheapest time of day to depart on your flight to Glasgow Intl Airport?

In the afternoon is the cheapest time of day to fly from Ontario to Glasgow Intl Airport when you can find flight prices for as low as £560. Flying to Glasgow Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Glasgow Intl Airport are more costly at midday, with an average ticket price of £805. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Glasgow Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Glasgow Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Ontario to Glasgow Intl Airport (ONT to GLA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Glasgow Intl Airport

Fastest flight time	15h 55m
Direct flights	None

The fastest flight from Ontario to Glasgow Intl Airport takes 15h 55m

There are no direct flights from Ontario to Glasgow Intl Airport. There are no popular flight routes from Ontario to Glasgow Intl Airport.

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How far is Ontario to Glasgow Intl by plane?
Glasgow Intl is 5089.6 mi away from Ontario. A reasonable flight in good conditions will take 15h 55m.
When did momondo last update prices for flights from Ontario Airport to Glasgow Intl Airport?
Prices for flights from Ontario Airport to Glasgow Intl Airport are updated daily.
How old do you have to be to fly from Ontario Airport to Glasgow Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Glasgow Intl Airport.
What documentation or ID do you need to fly to Glasgow Intl Airport?
The travel and health documents required for your trip to Glasgow Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Glasgow Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Paisley

Largs

Kilmarnock

Arrochar

Dunoon

Clydebank

Rothesay

Dumbarton

Inveraray

Alexandria

Helensburgh

Balloch

East Kilbride

Renfrew

Ballachulish

Glencoe

Kinlochleven

Tarbert

Barrhead

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Glasgow?

Finding the right flight to Glasgow from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Glasgow quick and easy, saving you time and money.

Can I find flights from Ontario to Glasgow with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Glasgow flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Glasgow?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Glasgow.

I’m not ready to book a flight from Ontario to Glasgow right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Glasgow flights. All you need is a valid email address and we will do the rest; it is that quick and easy.