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Cheap flights from Ontario to Glasgow from £313

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Glasgow departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Ontario to Glasgow

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
16:59 - 17:50ONT-GLA
16h 51m2 stops
British Airways Logo
09:55 - 22:08GLA-ONT
20h 13m2 stops
£465British Airways
Find Deal
to., 12 feb. - to., 19 feb.
British Airways Logo
15:09 - 15:50ONT-GLA
17h 41m2 stops
British Airways Logo
11:40 - 23:43GLA-ONT
19h 03m2 stops
£503British Airways
Find Deal
on., 11 mar. - on., 18 mar.
British Airways Logo
17:02 - 22:00ONT-GLA
20h 58m2 stops
British Airways Logo
09:15 - 21:50GLA-ONT
20h 35m2 stops
£529British Airways
Find Deal
ti., 12 mai - ti., 15 sep.
Delta Logo
06:00 - 16:35ONT-GLA
26h 35m2 stops
Delta Logo
06:05 - 21:14GLA-ONT
22h 09m2 stops
£536Delta
Find Deal
to., 5 mar. - to., 19 mar.
British Airways Logo
17:02 - 23:15ONT-GLA
22h 13m2 stops
British Airways Logo
08:45 - 00:17GLA-ONT
23h 32m2 stops
£537British Airways
Find Deal
on., 13 mai - ti., 15 sep.
United Airlines Logo
06:02 - 10:10ONT-GLA
20h 08m2 stops
United Airlines Logo
14:00 - 20:17GLA-ONT
38h 17m2 stops
£558United Airlines
Find Deal
ma., 11 mai - ti., 15 sep.
United Airlines Logo
06:02 - 10:10ONT-GLA
20h 08m2 stops
United Airlines Logo
14:00 - 12:33GLA-ONT
30h 33m2 stops
£559United Airlines
Find Deal
ti., 12 mai - fr., 18 sep.
British Airways Logo
15:09 - 16:40ONT-GLA
18h 31m2 stops
British Airways Logo
11:35 - 23:43GLA-ONT
20h 08m2 stops
£599British Airways
Find Deal
sø., 22 mar. - ma., 30 mar.
British Airways Logo
15:09 - 16:40ONT-GLA
18h 31m2 stops
British Airways Logo
20:25 - 17:52GLA-ONT
29h 27m2 stops
£612British Airways
Find Deal
sø., 22 mar. - sø., 29 mar.
British Airways Logo
16:45 - 17:50ONT-GLA
17h 05m2 stops
British Airways Logo
10:50 - 22:48GLA-ONT
19h 58m2 stops
£616British Airways
Find Deal
to., 8 jan. - ti., 13 jan.

American Airlines flights from Ontario to Glasgow Intl Airport

Our best American Airlines deals on Ontario to Glasgow Intl Airport flight tickets
American Airlines
13 Feb
ONT07:10Ontario
26h 50m
2 stops
GLA18:00Glasgow Intl
17 Feb
GLA11:40Glasgow Intl
19h 11m
2 stops
ONT22:51Ontario
£624
Find similar
American Airlines
11 May
ONT12:55Ontario
22h 45m
2 stops
GLA19:40Glasgow Intl
18 Sept
GLA07:00Glasgow Intl
18h 39m
2 stops
ONT17:39Ontario
£673
Find similar
American Airlines
13 May
ONT17:02Ontario
33h 13m
2 stops
GLA10:15Glasgow Intl
14 Sept
GLA15:25Glasgow Intl
34h 14m
2 stops
ONT17:39Ontario
£681
Find similar

British Airways flights from Ontario to Glasgow Intl Airport

Our best British Airways deals on Ontario to Glasgow Intl Airport flight tickets
British Airways
12 Feb
ONT16:59Ontario
16h 51m
2 stops
GLA17:50Glasgow Intl
19 Feb
GLA09:55Glasgow Intl
20h 13m
2 stops
ONT22:08Ontario
£465
Find similar
British Airways
11 Mar
ONT15:09Ontario
17h 41m
2 stops
GLA15:50Glasgow Intl
18 Mar
GLA11:40Glasgow Intl
19h 03m
2 stops
ONT23:43Ontario
£503
Find similar
British Airways
12 May
ONT17:02Ontario
20h 58m
2 stops
GLA22:00Glasgow Intl
15 Sept
GLA09:15Glasgow Intl
20h 35m
2 stops
ONT21:50Ontario
£529
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ontario to Glasgow Intl Airport 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, momondo users made 279,928 searches. Data last updated 21 November 2025.
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

to. 12/2

16:59-17:50

2 stops16h 51m

Glasgow Intl

to. 19/2

09:55-22:08

2 stops20h 13m

£465

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

on. 11/3

15:09-15:50

2 stops17h 41m

Glasgow Intl

on. 18/3

11:40-23:43

2 stops19h 03m

£503

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

ti. 12/5

17:02-22:00

2 stops20h 58m

Glasgow Intl

ti. 15/9

09:15-21:50

2 stops20h 35m

£529

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

to. 5/3

06:00-16:35

2 stops26h 35m

Glasgow Intl

to. 19/3

06:05-21:14

2 stops22h 09m

£536

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

on. 13/5

17:02-23:15

2 stops22h 13m

Glasgow Intl

ti. 15/9

08:45-00:17

2 stops23h 32m

£537

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

ma. 11/5

06:02-10:10

2 stops20h 08m

Glasgow Intl

ti. 15/9

14:00-20:17

2 stops38h 17m

£558

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

ti. 12/5

06:02-10:10

2 stops20h 08m

Glasgow Intl

fr. 18/9

14:00-12:33

2 stops30h 33m

£558

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

sø. 22/3

15:09-16:40

2 stops18h 31m

Glasgow Intl

ma. 30/3

11:35-23:43

2 stops20h 08m

£599

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

sø. 22/3

15:09-16:40

2 stops18h 31m

Glasgow Intl

sø. 29/3

20:25-17:52

2 stops29h 27m

£612

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

to. 8/1

16:45-17:50

2 stops17h 05m

Glasgow Intl

ti. 13/1

10:50-22:48

2 stops19h 58m

£616

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Glasgow from

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

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 £501. 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 £917. 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 £573. 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 £824. 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

Direct flights

None
There are no direct flights from Ontario to Glasgow Intl Airport. There are no popular flight routes from Ontario to Glasgow Intl Airport.
Search flight deals

  • 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 14h 40m.

  • 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.

Travelling to a place near Glasgow?

Book flights to Glasgow if you plan to visit one of these locations
Paisley
Largs
Kilmarnock
Clydebank
Dunoon
Arrochar
Inveraray
Rothesay
Alexandria
Dumbarton
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.

An easier way to manage your Glasgow Intl Airport trip

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