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

Prices for flights from Glasgow Intl Airport to Ontario Airport were last updated today.

How many operators does momondo search for flights from Glasgow Intl Airport to Ontario Airport?

The number of operators available for flights from Glasgow Intl Airport to Ontario Airport is 1 as of April 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Glasgow Intl Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£404 Cheap Flights from Glasgow Intl Airport to Ontario in 2026

1 adult

0 bags

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Find the cheapest flights from Glasgow Intl Airport to Los Angeles

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:30 - 23:06

GLA

ONT

21h 36m

2 stops

14:22 - 19:35

ONT

GLA

21h 13m

2 stops

£704British Airways

Wed, 14 Oct - Sun, 18 Oct

06:25 - 23:06

GLA

ONT

24h 41m

2 stops

06:00 - 09:50

ONT

GLA

19h 50m

2 stops

£705British Airways

Wed, 14 Oct - Sun, 18 Oct

06:25 - 21:08

GLA

ONT

22h 43m

2 stops

06:00 - 09:50

ONT

GLA

19h 50m

2 stops

£706British Airways

Wed, 14 Oct - Sun, 18 Oct

06:00 - 16:14

GLA

ONT

18h 14m

2 stops

11:55 - 16:10

ONT

GLA

20h 15m

2 stops

£723Multiple Airlines

Sat, 19 Sep - Thu, 1 Oct

06:25 - 21:08

GLA

ONT

22h 43m

2 stops

13:31 - 21:25

ONT

GLA

23h 54m

2 stops

£740British Airways

Wed, 14 Oct - Sun, 18 Oct

10:50 - 09:29

GLA

ONT

30h 39m

2 stops

14:22 - 19:35

ONT

GLA

21h 13m

2 stops

£741British Airways

Wed, 14 Oct - Sun, 18 Oct

14:00 - 20:20

GLA

ONT

38h 20m

2 stops

18:53 - 10:10

ONT

GLA

31h 17m

3 stops

£746United Airlines

Wed, 14 Oct - Sun, 18 Oct

06:00 - 16:42

GLA

ONT

18h 42m

2 stops

12:00 - 16:10

ONT

GLA

20h 10m

2 stops

£759Multiple Airlines

Wed, 10 Jun - Wed, 23 Sep

06:00 - 22:37

GLA

ONT

24h 37m

2 stops

11:52 - 16:10

ONT

GLA

20h 18m

2 stops

£763KLM

Sat, 2 May - Tue, 12 May

07:00 - 18:15

GLA

ONT

19h 15m

2 stops

12:59 - 20:15

ONT

GLA

23h 16m

2 stops

£773British Airways

Fri, 7 Aug - Fri, 14 Aug

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British Airways flights from Glasgow Intl Airport to Ontario

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

British Airways

14 Oct

GLA09:30Glasgow Intl

21h 36m

2 stops

ONT23:06Ontario

18 Oct

ONT14:22Ontario

21h 13m

2 stops

GLA19:35Glasgow Intl

£704

British Airways

14 Oct

GLA06:25Glasgow Intl

24h 41m

2 stops

ONT23:06Ontario

18 Oct

ONT06:00Ontario

19h 50m

2 stops

GLA09:50Glasgow Intl

£705

British Airways

14 Oct

GLA06:25Glasgow Intl

22h 43m

2 stops

ONT21:08Ontario

18 Oct

ONT06:00Ontario

19h 50m

2 stops

GLA09:50Glasgow Intl

£706

United Airlines flights from Glasgow Intl Airport to Ontario

Our best United Airlines deals on Glasgow Intl Airport to Ontario flight tickets

United Airlines

14 Oct

GLA14:00Glasgow Intl

38h 20m

2 stops

ONT20:20Ontario

18 Oct

ONT18:53Ontario

31h 17m

3 stops

GLA10:10Glasgow Intl

£740

United Airlines

14 Oct

GLA14:00Glasgow Intl

38h 20m

2 stops

ONT20:20Ontario

18 Oct

ONT18:53Ontario

31h 17m

3 stops

GLA10:10Glasgow Intl

£746

United Airlines

22 May

GLA14:00Glasgow Intl

38h 42m

2 stops

ONT20:42Ontario

3 Jun

ONT05:00Ontario

21h 10m

2 stops

GLA10:10Glasgow Intl

£931

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

09:30-23:06

2 stops21h 36m

Ontario

Sun 18/10

14:22-19:35

2 stops21h 13m

£704

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

06:25-23:06

2 stops24h 41m

Ontario

Sun 18/10

06:00-09:50

2 stops19h 50m

£705

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

06:25-21:08

2 stops22h 43m

Ontario

Sun 18/10

06:00-09:50

2 stops19h 50m

£706

Fastest return journey

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sat 19/9

06:00-16:14

2 stops18h 14m

Ontario

Thu 1/10

11:55-16:10

2 stops20h 15m

£723

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

06:25-21:08

2 stops22h 43m

Ontario

Sun 18/10

13:31-21:25

2 stops23h 54m

£740

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

10:50-09:29

2 stops30h 39m

Ontario

Sun 18/10

14:22-19:35

2 stops21h 13m

£741

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 14/10

14:00-20:20

2 stops38h 20m

Ontario

Sun 18/10

18:53-10:10

3 stops31h 17m

£746

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Wed 10/6

06:00-16:42

2 stops18h 42m

Ontario

Wed 23/9

12:00-16:10

2 stops20h 10m

£759

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Sat 2/5

06:00-22:37

2 stops24h 37m

Ontario

Tue 12/5

11:52-16:10

2 stops20h 18m

£763

GlasgowOntario

GLA - ONT

GLAONT

Glasgow Intl

Fri 7/8

07:00-18:15

2 stops19h 15m

Ontario

Fri 14/8

12:59-20:15

2 stops23h 16m

£773

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 Glasgow Intl Airport to Ontario

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 Glasgow Intl to Ontario?

British Airways, Iberia, and United Airlines are the most popular carriers operating from Glasgow Intl to Ontario

Which airlines fly to Ontario?

British Airways, Aer Lingus and KLM are the top three most popular airlines that fly to Ontario from Glasgow Intl Airport according to our data. British Airways is the first choice among our users, with 68% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Glasgow Intl Airport to Ontario

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

Estimated return price

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

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

Fastest flight time	16h 10m
Direct flights	None

The fastest flight from Glasgow Intl Airport to Ontario takes 16h 10m

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

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Frequently asked questions about flying from Glasgow Intl Airport to Ontario

How far is Glasgow Intl to Ontario by plane?
There are 5089.6 mi between Glasgow Intl and Ontario. Typically, this will take 16h 10m by plane in normal conditions.
When did momondo last update prices for flights from Glasgow Intl Airport to Ontario Airport?
Prices for flights from Glasgow Intl Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from Glasgow Intl Airport to Ontario Airport?
The number of operators available for flights from Glasgow Intl Airport to Ontario Airport is 1 as of April 2026.
How old do you have to be to fly from Glasgow Intl Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Glasgow Intl Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Glasgow Intl Airport to Ontario?
Based on momondo bookings for flights between Glasgow Intl Airport and Ontario, the leading airline is British Airways, making up 100% of the total bookings.

Best airlines flying from Glasgow Intl Airport to Ontario

Compare and see reviews for airlines that fly from Glasgow Intl Airport to Ontario with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £432	Free Cancellation	Rating 6.7 7,889 reviews		Search British Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Glasgow to Ontario . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Ontario from Glasgow on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Glasgow to Ontario 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 Glasgow to Ontario right now. Can momondo alert me if prices change?

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