Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow Intl Airport to San Diego from £425

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
8 Sep — 15 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to San Diego

Enter your travel dates to find the best prices.

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 9 August 2026.

Wed 2/910:50 -
2 stops18h 32m
Sat 12/919:40 -
1 stop19h 50m
Deal found 5/8£694
Wed 2/914:00 -
1 stop27h 49m
Sat 12/922:25 -
1 stop27h 45m
Deal found 5/8£703
Tue 1/905:55 -
1 stop17h 00m
Mon 14/916:45 -
1 stop14h 05m
Deal found 8/8£719
Wed 14/1006:25 -
1 stop16h 30m
Wed 21/1016:45 -
1 stop13h 55m
Deal found 6/8£720
Tue 1/906:00 -
1 stop13h 50m
Mon 14/906:15 -
2 stops18h 10m
Deal found 8/8£734
Thu 8/1007:00 -
1 stop15h 55m
Fri 16/1016:45 -
1 stop18h 10m
Deal found 6/8£743
Wed 2/910:50 -
1 stop15h 00m
Sat 12/919:40 -
1 stop15h 55m
Deal found 6/8£745
Thu 8/1014:00 -
2 stops29h 35m
Fri 16/1007:00 -
2 stops19h 10m
Deal found 7/8£745
Wed 2/909:10 -
2 stops19h 26m
Sat 12/914:30 -
2 stops17h 45m
Deal found 6/8£753

Find 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 9 August 2026.

Round-trip from

£694

One-way from

£425

Popular in

August

Cheapest in

October

Average price

£1,077
Iberia
  • Iberia
  • 2/9-12/9
  • 3 total stops
  • 38h 22m total
  • Glasgow to San Diego
Search Deals
6/9
  • 6/9
  • 3 total stops
  • 57h 25m total
  • Glasgow to San Diego
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Tue 1/9

05:55-14:55

1 stop17h 00m

San Diego

Mon 14/9

16:45-14:50

1 stop14h 05m

£719

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Tue 1/9

06:00-18:14

2 stops20h 14m

San Diego

Mon 14/9

06:25-08:25

2 stops18h 00m

£741

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Thu 8/10

14:00-11:35

2 stops29h 35m

San Diego

Fri 16/10

07:00-10:10

2 stops19h 10m

£745

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Tue 1/9

14:00-19:55

2 stops37h 55m

San Diego

Mon 14/9

19:41-10:10

3 stops30h 29m

£745

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Fri 13/11

09:05-12:10

1 stop35h 05m

San Diego

Thu 19/11

14:05-16:30

1 stop18h 25m

£763

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Wed 2/9

06:00-15:56

2 stops17h 56m

San Diego

Sat 12/9

15:20-16:15

2 stops16h 55m

£772
Fastest return journey

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Thu 21/1

08:40-16:10

1 stop15h 30m

San Diego

Mon 25/1

18:00-16:35

1 stop14h 35m

£773
Cheapest one-way

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Sun 6/9

18:50-20:15

3 stops57h 25m

£425

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Tue 5/1

09:50-16:10

1 stop14h 20m

£730

GlasgowSan Diego

GLA Glasgow Intl - SAN San Diego

GLASAN

Glasgow Intl

Tue 20/10

08:35-14:55

1 stop14h 20m

£755

Flights are sorted by cheapest return flights first.

Deals found on 7/8

Showing 1-10 of 14 resultsSorted by cheapest first
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 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.

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £559). Flying from Glasgow Intl Airport to San Diego in August is currently the most expensive (average of £1,077). 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.

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 9 August 2026.
See what other customers who have flown with KLM and British Airways from Glasgow Intl Airport to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,555 reviews
Check prices

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,555 reviews
KLM
7.8
Good
1,555 reviews
Check prices

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,153 reviews
KLM
7.8
Good
1,555 reviews
Check prices

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Overall

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

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?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to San Diego from Glasgow Intl. Booking flights from Glasgow Intl to San Diego (SAN) should be relatively easy as there are 0 daily inbound flights from Glasgow Intl from 2 different airlines.

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

    There are many flights that can get you from Glasgow Intl Airport to San Diego in 17h. Fly via British Airways, United Airlines, or Lufthansa to get the fastest option. Airlines will cover a distance of 5153 mi. This flight may include one or multiple stops.

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

    Currently priced at £499, KLM will fly you from Glasgow Intl Airport to San Diego and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on British Airways for as low as £577. Users have found that KLM is 33% cheaper than the other options available to this destination.

  • 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 holiday 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, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £559). Flying from Glasgow Intl Airport to San Diego in August is currently the most expensive (average of £1,077). 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Glasgow Intl to San Diego

Discover the top 2 airlines 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 858,174 searches. Data last updated 9 August 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£499Average£559FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£577Average£699FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Glasgow Intl to San Diego?

Cheapflights helps you search for flights from Glasgow Intl to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to San Diego?

Cheapflights helps you find that perfect flight to San Diego from Glasgow Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to San Diego, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Glasgow Intl to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.