ONT - GLA

$321 Find Cheap Flights from Ontario to Glasgow - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$887
Typical prices: $986-$1,404
British Airways
Fri 1/19Tue 1/23
ONT - GLA • 2 stops
Cheapest one-way
$321
Typical prices: $329-$329
British Airways
Fri 3/9
ONT - GLA • 2 stops
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Booking Insights
Flight Deals

Cheap Flights from Ontario to Glasgow Intl (ONT-GLA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Glasgow Intl

Tue, Jan 19 - Sat, Jan 23
British Airways Logo
4:25 pm - 5:10 pmONT  Ontario-GLA Glasgow Intl
16h 45m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
11:40 am - 11:17 pmGLA  Glasgow Intl-ONT Ontario
19h 37m2 stops London Heathrow Dallas/Fort Worth
$887British Airways
Thu, Dec 24 - Thu, Jan 28
Delta Logo
7:00 am - 12:45 pmONT  Ontario-GLA Glasgow Intl
21h 45m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
5:40 am - 10:43 pmGLA  Glasgow Intl-ONT Ontario
25h 03m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
$1,084Delta
Thu, Dec 24 - Mon, Jan 25
Delta Logo
7:00 am - 4:30 pmONT  Ontario-GLA Glasgow Intl
25h 30m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
10:40 am - 4:12 pmGLA  Glasgow Intl-ONT Ontario
37h 32m2 stops Amsterdam Schiphol Salt Lake City
$1,084Delta
Thu, Dec 24 - Fri, Jan 22
Delta Logo
7:00 am - 12:45 pmONT  Ontario-GLA Glasgow Intl
21h 45m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
5:40 am - 4:12 pmGLA  Glasgow Intl-ONT Ontario
18h 32m2 stops Amsterdam Schiphol Salt Lake City
$1,084Delta
Thu, Dec 24 - Wed, Jan 27
Delta Logo
7:00 am - 4:30 pmONT  Ontario-GLA Glasgow Intl
25h 30m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
5:40 am - 4:12 pmGLA  Glasgow Intl-ONT Ontario
18h 32m2 stops Amsterdam Schiphol Salt Lake City
$1,084Delta
Thu, Dec 24 - Tue, Jan 26
Delta Logo
7:00 am - 4:30 pmONT  Ontario-GLA Glasgow Intl
25h 30m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
5:40 am - 4:12 pmGLA  Glasgow Intl-ONT Ontario
18h 32m2 stops Amsterdam Schiphol Salt Lake City
$1,084Delta
Sun, Oct 11 - Fri, Oct 30
Multiple Airlines Logo
12:01 pm - 3:25 pmONT  Ontario-GLA Glasgow Intl
19h 24m2 stops San Francisco Dublin
Multiple Airlines Logo
7:05 am - 10:42 amGLA  Glasgow Intl-ONT Ontario
34h 37m3 stops London Gatwick Orlando Denver Intl
$1,149Multiple Airlines
Sun, Nov 8 - Sat, Nov 14
British Airways Logo
4:25 pm - 4:40 pmONT  Ontario-GLA Glasgow Intl
16h 15m2 stops Phoenix Sky Harbor Intl London Heathrow
British Airways Logo
11:40 am - 10:57 pmGLA  Glasgow Intl-ONT Ontario
19h 17m2 stops London Heathrow Dallas/Fort Worth
$1,172British Airways
Tue, Dec 29 - Mon, Jan 11
British Airways Logo
2:22 pm - 3:50 pmONT  Ontario-GLA Glasgow Intl
17h 28m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
11:40 am - 11:17 pmGLA  Glasgow Intl-ONT Ontario
19h 37m2 stops London Heathrow Dallas/Fort Worth
$1,180British Airways
Sun, Nov 8 - Sat, Nov 14
Multiple Airlines Logo
6:25 am - 9:55 amONT  Ontario-GLA Glasgow Intl
19h 30m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:55 am - 10:35 amGLA  Glasgow Intl-ONT Ontario
30h 40m3 stops Reykjavik Keflavik Intl Orlando Denver Intl
$1,189Multiple Airlines
Booking Insights

Price, demand and travel trends for Ontario to Glasgow Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Ontario to Glasgow Intl Airport with more confidence.

How much is a round-trip flight from Ontario to Glasgow Intl Airport?

Round-trip flights from Ontario to Glasgow Intl Airport start at $887. Prices are below average for this route right now, with typical round-trip fares ranging from $986 to $1,404. The lowest price found in the past 5 days was $887 on British Airways.

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Key details for Ontario to Glasgow Intl Airport flights

Cheapest flight

$321
Flight from Ontario to Glasgow Intl Airport

When to book flights from Ontario to Glasgow Intl

Are your dates flexible? Find out the best times to travel from Ontario to Glasgow Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Glasgow Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Ontario to Glasgow Intl Airport?

    Flights from Ontario to Glasgow Intl Airport usually depart from Ontario (ONT) and arrive at Glasgow Intl (GLA).

  • What cabin classes can I book on flights from Ontario to Glasgow Intl Airport?

    Only Economy Class is available on flights from Ontario to Glasgow Intl Airport.

  • Can I save money by using flexible dates for flights from Ontario to Glasgow Intl Airport?

    On the Ontario to Glasgow Intl Airport route, being flexible with your departure day can save you up to 13%. Saturday is the cheapest day at $1,291 round-trip on average, while Sunday is the most expensive at $1,471: a $180 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Glasgow Intl Airport?

    Some of the most popular sights in Glasgow Intl Airport are OVO Hydro, Glasgow West End and University of Glasgow. These are among the most viewed places in Glasgow Intl Airport on KAYAK.

  • Do I need a passport to fly from Ontario to Glasgow Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Ontario to Glasgow Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $887 to $6,935. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Ontario to Glasgow Intl Airport looking right now?

    One-way fares from Ontario to Glasgow Intl Airport are currently higher than usual. Average one-way flight prices are about $570, which is 73% above the typical average for this route.

  • What is the time difference between Ontario and Glasgow Intl Airport?

    Glasgow Intl Airport is 8 hours ahead of Ontario (British Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Glasgow Intl Airport (GLA)?

    Glasgow Intl Airport (GLA) hosts 5 major car rental companies, with daily rates starting from around $7 for economy cars. Top options include:
    • GREEN MOTION
    • DRIVALIA
    • Alamo
    • Europcar
    • Budget

Your guide to booking Ontario to Glasgow Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $1,291 - about $180 less than Sunday (12% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Glasgow Intl Airport.
    - Holiday Inn Glasgow Airport By IHG
    - Holiday Inn Express Glasgow Airport by IHG

More options for your flight from Ontario to Glasgow Intl

Complete your trip to Glasgow with a hotel stay or car rental

Car rentals in Glasgow
Hotels in Glasgow
Vacations in Glasgow