How long is the flight from Ontario to Glasgow Intl Airport?

There are many flights that can get you from Ontario to Glasgow Intl Airport in 17h 27m. Fly via British Airways or Iberia to get the fastest option. The distance from Ontario to Glasgow Intl Airport is about 5088 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 33.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 33.0 mm.

If weather is an important factor for your trip to Glasgow Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from ONT to GLA?

When flying from Ontario to Glasgow Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Glasgow Intl. 0 airlines have flights from Ontario to Glasgow Intl on a regular basis. Booking flights from Ontario to Glasgow Intl should not be difficult; the airport handles an average of 0 outbound flights to Glasgow Intl per day.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Ontario to Glasgow Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£429+ Cheap Flights from Ontario to Glasgow Intl Airport

Cheap flight deals from Ontario to Glasgow Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Ontario to Glasgow Intl
Explore the most affordable flight options available from Ontario to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 November 2026.

Thu 10/1216:25 -

2 stops16h 25m

Thu 24/1209:30 -

2 stops20h 52m

Deal found 12/11£770

Tue 10/1116:51 -

2 stops16h 19m

Tue 17/1111:55 -

2 stops19h 02m

Deal found 9/11£840

Tue 1/1206:00 -

3 stops22h 45m

Tue 15/1213:15 -

3 stops42h 08m

Deal found 8/11£858

Thu 10/1206:00 -

3 stops25h 30m

Thu 24/1220:45 -

3 stops35h 28m

Deal found 12/11£909

Sun 15/1120:03 -

3 stops29h 52m

Sun 6/1222:25 -

3 stops32h 58m

Deal found 10/11£913

Mon 7/1210:32 -

2 stops19h 58m

Mon 14/1220:15 -

2 stops34h 43m

Deal found 8/11£919

Mon 7/1219:26 -

3 stops30h 29m

Tue 22/1209:30 -

3 stops29h 37m

Deal found 9/11£924

Mon 7/1206:00 -

3 stops29h 05m

Mon 14/1207:50 -

2 stops23h 33m

Deal found 8/11£927

Thu 10/1207:05 -

2 stops21h 40m

Thu 17/1205:40 -

2 stops26h 17m

Deal found 9/11£945

Tue 1/1210:05 -

2 stops15h 50m

Tue 8/1211:55 -

2 stops17h 50m

Deal found 8/11£953

Mon 7/1210:32 -

2 stops19h 58m

Tue 22/1219:20 -

2 stops36h 39m

Deal found 9/11£988

Find flight deals from Ontario to Glasgow Intl

Round-trip from	£704
One-way from	£429
Popular in	June
Cheapest in	January
Average price	£704

British Airways
7/4-11/4
4 total stops
34h 42m total
Ontario to Glasgow

Search Deals

18/11-31/12
2 total stops
24h 30m total
Ontario to Glasgow

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£87 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest return flight

Fastest return journey

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Thu 26/11

07:05-08:30

2 stops17h 25m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£454

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Wed 13/1

07:05-09:55

2 stops18h 50m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£475

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Thu 26/11

06:45-12:45

3 stops22h 00m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£508

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Wed 18/11

06:30-09:55

3 stops19h 25m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£598

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Tue 9/2

14:23-15:50

2 stops17h 27m

Glasgow Intl

Mon 15/2

11:40-22:50

2 stops19h 10m

£721

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Thu 10/12

16:25-16:50

2 stops16h 25m

Glasgow Intl

Thu 24/12

09:30-22:22

2 stops20h 52m

£770

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Mon 21/12

07:00-10:05

2 stops19h 05m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£780

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Sun 14/2

16:25-20:20

2 stops19h 55m

Glasgow Intl

Wed 17/2

09:45-23:59

2 stops22h 14m

£865

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Wed 21/4

07:30-12:30

2 stops21h 00m

Glasgow Intl

Wed 5/5

13:20-23:46

2 stops18h 26m

£887

OntarioGlasgow

ONT Ontario - GLA Glasgow Intl

ONTGLA

Ontario

Wed 3/2

16:19-16:40

2 stops16h 21m

Glasgow Intl

Wed 17/2

09:45-20:15

2 stops18h 30m

£923

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Ontario to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Ontario with our price prediction graph.

ONT-GLA

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.

Related info for your journey

What airport do you fly from for flights from Ontario to Glasgow Intl?
Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Glasgow Intl. 0 airlines have flights from Ontario to Glasgow Intl on a regular basis. Booking flights from Ontario to Glasgow Intl should not be difficult; the airport handles an average of 0 outbound flights to Glasgow Intl per day.
How long is the flight from Ontario to Glasgow Intl Airport?
There are many flights that can get you from Ontario to Glasgow Intl Airport in 17h 27m. Fly via British Airways or Iberia to get the fastest option. The distance from Ontario to Glasgow Intl Airport is about 5088 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Ontario to Glasgow Intl that include hotel bookings?
Yes. In addition to deals on Ontario to Glasgow Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ontario to Glasgow Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Glasgow Intl.
Can I find deals for business class flights from Ontario to Glasgow Intl?
Yes. Cheapflights offers flight deals from Ontario to Glasgow Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

Need flexible booking options for your flight to Glasgow Intl from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Cheap flights from Ontario to Glasgow Intl Airport from £429

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Glasgow Intl

Cheapest flights from Ontario to Glasgow IntlExplore the most affordable flight options available from Ontario to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 November 2026.

Explore the most affordable flight options available from Ontario to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 November 2026.

Best flights from Ontario to Glasgow IntlDiscover carefully curated flight deals from Ontario to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Discover carefully curated flight deals from Ontario to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Last-minute flights from Ontario to Glasgow IntlDiscover last-minute flight deals from Ontario to Glasgow Intl. Data last updated 13 November 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Glasgow Intl. Data last updated 13 November 2026 and is based on user searches.

One-way flights from Ontario to Glasgow IntlSearch for one-way flight options from Ontario to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.

Search for one-way flight options from Ontario to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.

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Best time to book a flight from Ontario to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Ontario with our price prediction graph.

Related info for your journey

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

How long is the flight from Ontario to Glasgow Intl Airport?

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

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

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

Travelling to a place near Glasgow Intl Airport?

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Alternative routes for Ontario to Glasgow Intl

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Complete your trip

Complete your trip to Glasgow Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Scotland

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Search flights from Ontario to Glasgow Intl by cabin class

Find flights from Ontario to Glasgow Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Glasgow Intl

Explore flights to Glasgow Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 13 November 2026.

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

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Cheapest flights from Ontario to Glasgow Intl
Explore the most affordable flight options available from Ontario to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 November 2026.

Best flights from Ontario to Glasgow Intl
Discover carefully curated flight deals from Ontario to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Last-minute flights from Ontario to Glasgow Intl
Discover last-minute flight deals from Ontario to Glasgow Intl. Data last updated 13 November 2026 and is based on user searches.

One-way flights from Ontario to Glasgow Intl
Search for one-way flight options from Ontario to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.