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$460+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$702
(Delta)

One-way from

$460
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$810
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 ($181 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 June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amGLA - SAN
1 stop14h 00mDelta
Wed 9/1710:00 amSAN - GLA
2 stops22h 10mDelta
Deal found 6/11$702
This Netflights deal was found by Cheapflights users on 6/12. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:55 amGLA - SAN
1 stop15h 10mBritish Airways
Tue 11/46:10 pmSAN - GLA
1 stop16h 20mBritish Airways
Deal found 6/12$714
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/25:50 amGLA - SAN
1 stop17h 00mAmerican Airlines
Wed 9/177:50 pmSAN - GLA
1 stop14h 00mAmerican Airlines
Deal found 6/10$718
This KLM deal was found by Cheapflights users on 6/12. 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.
Fri 10/319:05 amGLA - SAN
1 stop35h 00mKLM
Tue 11/411:40 amSAN - GLA
2 stops17h 00mKLM
Deal found 6/12$743
This Netflights deal was found by Cheapflights users on 6/11. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:00 amGLA - SAN
2 stops24h 27mVirgin Atlantic
Tue 7/226:15 amSAN - GLA
2 stops18h 10mVirgin Atlantic
Deal found 6/11$826
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/89:15 amGLA - SAN
2 stops22h 54mMultiple Airlines
Thu 7/174:40 pmSAN - GLA
1 stop15h 25mMultiple Airlines
Deal found 6/10$836
This Air France deal was found by Cheapflights users on 6/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:10 amGLA - SAN
2 stops19h 33mAir France
Tue 7/221:55 pmSAN - GLA
1 stop25h 15mAir France
Deal found 6/11$895
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/178:10 pmGLA - SAN
2 stops29h 50mAer Lingus
Thu 6/2610:45 pmSAN - GLA
2 stops25h 20mAer Lingus
Deal found 6/11$1,415
This Iberia deal was found by Cheapflights users on 6/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/89:15 amGLA - SAN
2 stops42h 49mIberia
Sun 7/203:22 pmSAN - GLA
2 stops43h 08mIberia
Deal found 6/10$1,417
This Lufthansa deal was found by Cheapflights users on 6/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:10 amGLA - SAN
2 stops20h 32mLufthansa
Thu 6/2610:43 amSAN - GLA
2 stops17h 42mLufthansa
Deal found 6/12$1,749

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 June 12, 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

Tue 9/2

6:00 am-12:00 pm

1 stop14h 00m

San Diego

Wed 9/17

10:00 am-4:10 pm

2 stops22h 10m

$702

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 10/31

8:55 am-5:05 pm

1 stop15h 10m

San Diego

Tue 11/4

6:10 pm-6:30 pm

1 stop16h 20m

$714

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 9/2

5:50 am-2:50 pm

1 stop17h 00m

San Diego

Wed 9/17

7:50 pm-5:50 pm

1 stop14h 00m

$718

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 10/31

9:05 am-1:05 pm

1 stop35h 00m

San Diego

Tue 11/4

11:40 am-12:40 pm

2 stops17h 00m

$743

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 7/15

6:00 am-10:27 pm

2 stops24h 27m

San Diego

Tue 7/22

6:15 am-8:25 am

2 stops18h 10m

$826

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 7/8

9:15 am-12:09 am

2 stops22h 54m

San Diego

Thu 7/17

4:40 pm-4:05 pm

1 stop15h 25m

$836

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 7/15

9:10 am-8:43 pm

2 stops19h 33m

San Diego

Tue 7/22

1:55 pm-11:10 pm

1 stop25h 15m

$895

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 7/8

9:15 am-8:04 pm

2 stops42h 49m

San Diego

Sun 7/20

3:22 pm-6:30 pm

2 stops43h 08m

$1,417

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 9/19

10:45 pm-1:20 pm

3 stops46h 35m

$460

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 9/19

5:20 pm-7:30 pm

2 stops34h 10m

$722

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results
1
2

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 June 9, 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.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Glasgow to San Diego to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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. 1 airline has flights to San Diego from Glasgow Intl on a regular basis.

  • What are the cheapest airlines flying from Glasgow Intl Airport to San Diego round-trip?

    Delta, at $702, was found to be the cheapest airline from Glasgow Intl Airport to San Diego.Alternate airlines to your destination round-trip include British Airways and American Airlines. You may be able to fly from Glasgow Intl Airport to San Diego for 13% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Glasgow Intl Airport to San Diego one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $722. Users have also found prices from $849 and $3,263 on British Airways and Finnair, respectively.

  • 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

Traveling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

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Top airline flying from Glasgow Intl to San Diego

Discover the top airline that operate flights from Glasgow Intl to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$746Average$852FlexibilityNo cancel feeOn-time70%

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