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$401+ Cheap flights from Glasgow Intl (GLA) to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Glasgow Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$733
(American Airlines)

One-way from

$401
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$753
From Glasgow Intl to San Diego
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One-way flight from Glasgow Intl to San Diego
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Highest demand for flights based on searches. 18% potential increase in price ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Glasgow Intl to San Diego

Cheapest flights from Glasgow Intl to San Diego
Explore the most affordable flight options available from Glasgow Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This British Airways deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:45 amGLA - SAN
1 stop14h 25mBritish Airways
mié. 1/73:03 pmSAN - GLA
2 stops16h 47mBritish Airways
Deal found 9/11$813
This KLM deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:05 amGLA - SAN
2 stops17h 29mKLM
mié. 1/77:00 amSAN - GLA
2 stops18h 55mKLM
Deal found 9/11$815
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/167:00 amGLA - SAN
2 stops20h 29mAmerican Airlines
lun. 10/203:06 pmSAN - GLA
2 stops17h 39mAmerican Airlines
Deal found 9/10$830
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/248:40 amGLA - SAN
1 stop15h 30mAmerican Airlines
mié. 1/76:00 pmSAN - GLA
1 stop14h 30mAmerican Airlines
Deal found 9/11$834
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1611:30 amGLA - SAN
1 stop14h 30mBritish Airways
lun. 10/204:38 pmSAN - GLA
2 stops21h 47mBritish Airways
Deal found 9/10$870
This Ovago deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1611:30 amGLA - SAN
1 stop14h 30mIberia
lun. 10/207:50 pmSAN - GLA
1 stop17h 50mIberia
Deal found 9/11$886

Cheapflights Fare Finder

 
Customize your flight search to find flights from Glasgow Intl to San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to San Diego that are best for you.

Fly from

Glasgow Intl

Fly to

San Diego

Route

Depart

Return

Price

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

jue. 3/5

6:35 am-4:10 pm

1 stop17h 35m

San Diego

lun. 3/9

7:00 pm-4:35 pm

1 stop14h 35m

$733

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

mié. 12/24

9:45 am-4:10 pm

1 stop14h 25m

San Diego

mié. 1/7

3:03 pm-3:50 pm

2 stops16h 47m

$813

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

mié. 12/24

6:05 am-3:34 pm

2 stops17h 29m

San Diego

mié. 1/7

7:00 am-9:55 am

2 stops18h 55m

$815

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

jue. 10/16

7:00 am-7:29 pm

2 stops20h 29m

San Diego

lun. 10/20

3:06 pm-4:45 pm

2 stops17h 39m

$830

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

lun. 9/22

9:50 pm-1:20 pm

2 stops47h 30m

$401

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

lun. 9/22

8:25 am-2:50 pm

1 stop14h 25m

$2,205

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

lun. 12/29

9:45 am-4:10 pm

1 stop14h 25m

$4,119

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

lun. 12/29

11:35 am-9:56 pm

2 stops18h 21m

$4,385

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Glasgow Intl to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Glasgow Intl with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to San Diego

How far ahead should I book a flight from Glasgow Intl Airport to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Glasgow Intl to San Diego. Price data was last updated on August 29, 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Glasgow Intl Airport to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Glasgow Intl Airport to San Diego?

Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of $286). Flying from Glasgow Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Glasgow Intl?

    For a flight from Glasgow Intl to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 inbound flights from Glasgow Intl per day. 0 airlines have flights to San Diego from Glasgow Intl on a regular basis.

  • How long is the flight from Glasgow Intl Airport to San Diego?

    American Airlines can get you from Glasgow Intl Airport to San Diego in just under 17h 35m. Your travel time can differ by up to . Airlines will cover a distance of 5153 mi.

  • Can I find deals for flights from Glasgow Intl to San Diego that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to San Diego?

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

  • Can I find deals for business class flights from Glasgow Intl to San Diego?

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

  • What is the cheapest month to book a flight from Glasgow Intl Airport to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of $286). Flying from Glasgow Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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