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Cheap flights from Ontario to Glasgow from £325

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 7/9. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Glasgow

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
14:56 - 15:50ONT  Ontario-GLA Glasgow Intl
16h 54m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
11:35 - 22:19GLA  Glasgow Intl-ONT Ontario
18h 44m2 stops London Heathrow Dallas/Fort Worth
£649British Airways
Wed, 2 Dec - Mon, 7 Dec
British Airways Logo
15:09 - 16:35ONT  Ontario-GLA Glasgow Intl
17h 26m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
11:35 - 22:31GLA  Glasgow Intl-ONT Ontario
18h 56m2 stops London Heathrow Dallas/Fort Worth
£651British Airways
Mon, 1 Feb - Mon, 15 Feb
British Airways Logo
14:22 - 16:35ONT  Ontario-GLA Glasgow Intl
18h 13m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
20:25 - 22:57GLA  Glasgow Intl-ONT Ontario
34h 32m2 stops London Heathrow Dallas/Fort Worth
£655British Airways
Mon, 9 Nov - Mon, 16 Nov
British Airways Logo
12:59 - 19:35ONT  Ontario-GLA Glasgow Intl
22h 36m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
15:40 - 20:07GLA  Glasgow Intl-ONT Ontario
36h 27m2 stops London Heathrow Dallas/Fort Worth
£685British Airways
Tue, 8 Sep - Tue, 15 Sep
British Airways Logo
12:59 - 19:40ONT  Ontario-GLA Glasgow Intl
22h 41m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
10:45 - 18:17GLA  Glasgow Intl-ONT Ontario
39h 32m2 stops London Heathrow Phoenix Sky Harbor Intl
£713British Airways
Mon, 7 Sep - Mon, 14 Sep
Iberia Logo
10:47 - 22:30ONT  Ontario-GLA Glasgow Intl
27h 43m2 stops Dallas/Fort Worth London Heathrow
Iberia Logo
11:40 - 22:14GLA  Glasgow Intl-ONT Ontario
42h 34m2 stops London Heathrow Dallas/Fort Worth
£714Iberia
Sat, 12 Dec - Sun, 20 Dec
British Airways Logo
13:04 - 18:50ONT  Ontario-GLA Glasgow Intl
21h 46m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
19:30 - 22:53GLA  Glasgow Intl-ONT Ontario
35h 23m2 stops London Heathrow Phoenix Sky Harbor Intl
£722British Airways
Thu, 1 Oct - Tue, 13 Oct
United Airlines Logo
13:56 - 10:10ONT  Ontario-GLA Glasgow Intl
60h 14m2 stops San Francisco Newark
United Airlines Logo
14:00 - 12:46GLA  Glasgow Intl-ONT Ontario
30h 46m2 stops Newark Denver Intl
£745United Airlines
Mon, 21 Sep - Mon, 28 Sep
United Airlines Logo
13:56 - 10:10ONT  Ontario-GLA Glasgow Intl
60h 14m2 stops San Francisco Newark
United Airlines Logo
14:00 - 20:31GLA  Glasgow Intl-ONT Ontario
38h 31m3 stops Newark Seattle/Tacoma Intl San Francisco
£749United Airlines
Mon, 21 Sep - Mon, 28 Sep
British Airways Logo
13:04 - 18:40ONT  Ontario-GLA Glasgow Intl
21h 36m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
20:50 - 18:53GLA  Glasgow Intl-ONT Ontario
30h 03m2 stops London Heathrow Dallas/Fort Worth
£799British Airways
Mon, 14 Sep - Wed, 23 Sep

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British Airways flights from Ontario to Glasgow

Our best British Airways deals on Ontario to Glasgow flight tickets
British Airways
2 Dec
ONT14:56Ontario
16h 54m
2 stops
GLA15:50Glasgow Intl
7 Dec
GLA11:35Glasgow Intl
18h 44m
2 stops
ONT22:19Ontario
£649
British Airways
1 Feb
ONT15:09Ontario
17h 26m
2 stops
GLA16:35Glasgow Intl
15 Feb
GLA11:35Glasgow Intl
18h 56m
2 stops
ONT22:31Ontario
£651
British Airways
9 Nov
ONT14:22Ontario
18h 13m
2 stops
GLA16:35Glasgow Intl
16 Nov
GLA20:25Glasgow Intl
34h 32m
2 stops
ONT22:57Ontario
£655

Iberia flights from Ontario to Glasgow

Our best Iberia deals on Ontario to Glasgow flight tickets
Iberia
12 Dec
ONT10:47Ontario
27h 43m
2 stops
GLA22:30Glasgow Intl
20 Dec
GLA11:40Glasgow Intl
42h 34m
2 stops
ONT22:14Ontario
£714
Iberia
18 Aug
ONT14:27Ontario
18h 18m
2 stops
GLA16:45Glasgow Intl
30 Aug
GLA10:10Glasgow Intl
20h 49m
2 stops
ONT22:59Ontario
£1,088

momondo Fare Finder

 
Customise your flight search to find flights from Ontario to Glasgow 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 10 August 2026.
Use the filters below to find and compare flights from Ontario to Glasgow that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Wed 2/12

14:56-15:50

2 stops16h 54m

Glasgow Intl

Mon 7/12

11:35-22:19

2 stops18h 44m

£649

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 1/2

15:09-16:35

2 stops17h 26m

Glasgow Intl

Mon 15/2

11:35-22:31

2 stops18h 56m

£651

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 9/11

14:22-16:35

2 stops18h 13m

Glasgow Intl

Mon 16/11

20:25-22:57

2 stops34h 32m

£655

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Tue 8/9

12:59-19:35

2 stops22h 36m

Glasgow Intl

Tue 15/9

15:40-20:07

2 stops36h 27m

£685

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 7/9

12:59-19:40

2 stops22h 41m

Glasgow Intl

Mon 14/9

10:45-18:17

2 stops39h 32m

£713

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Sat 12/12

10:47-22:30

2 stops27h 43m

Glasgow Intl

Sun 20/12

11:40-22:14

2 stops42h 34m

£714

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Thu 1/10

13:04-18:50

2 stops21h 46m

Glasgow Intl

Tue 13/10

19:30-22:53

2 stops35h 23m

£722

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 21/9

13:56-10:10

2 stops60h 14m

Glasgow Intl

Mon 28/9

14:00-12:46

2 stops30h 46m

£745

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 21/9

13:56-10:10

2 stops60h 14m

Glasgow Intl

Mon 28/9

14:00-20:31

3 stops38h 31m

£749

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 14/9

13:04-18:40

2 stops21h 36m

Glasgow Intl

Wed 23/9

20:50-18:53

2 stops30h 03m

£799

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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

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 airline that flies from Ontario to Glasgow?

British Airways is the most popular carrier operating from Ontario to Glasgow

Cheap Ontario to Glasgow flight deals and tips

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

Fastest flight time

15h 35m

Direct flights

None
The fastest flight from Ontario to Glasgow takes 15h 35m
There are no direct flights from Ontario to Glasgow. There are no popular flight routes from Ontario to Glasgow.
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Frequently asked questions about flying from Ontario to Glasgow

  • How far is Ontario to Glasgow by plane?

    Glasgow is 5095.7 mi away from Ontario. By plane, this route typically takes 15h 35m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Glasgow.

  • What documentation or ID do you need to fly to Glasgow?

    The necessary travel and health documents for your Glasgow trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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?

Flights from Ontario to Glasgow with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Ontario to Glasgow flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Ontario to Glasgow now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Glasgow and let you know when they change.

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Wed 9/9
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Glasgow

Airports listed have a maximum distance of 27.7 mi from Glasgow
Glasgow Intl Airport
Glasgow Prestwick Airport