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Cheap flights from Glasgow to San Diego from £666

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to San Diego
Explore the most affordable flight options available from Glasgow to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Fri 18/914:00
GLA
-
SAN
2 stops29h 35m
United Airlines
Thu 24/910:13
SAN
-
GLA
2 stops15h 57m
United Airlines
Deal found 14/6£666
Thu 3/914:00
GLA
-
SAN
1 stop16h 49m
United Airlines
Mon 7/906:18
SAN
-
GLA
2 stops19h 52m
United Airlines
Deal found 16/6£702
Thu 24/1220:20
GLA
-
SAN
1 stop27h 50m
British Airways
Sat 23/118:00
SAN
-
GLA
1 stop15h 10m
British Airways
Deal found 16/6£711
Wed 1/710:50
GLA
-
SAN
2 stops21h 09m
Iberia
Wed 29/719:40
SAN
-
GLA
1 stop17h 55m
Iberia
Deal found 14/6£733
Wed 1/714:00
GLA
-
SAN
1 stop27h 21m
United Airlines
Wed 29/722:30
SAN
-
GLA
1 stop27h 40m
United Airlines
Deal found 18/6£736
Thu 9/714:00
GLA
-
SAN
1 stop17h 40m
United Airlines
Thu 23/720:32
SAN
-
GLA
2 stops29h 38m
United Airlines
Deal found 16/6£738
Thu 30/709:10
GLA
-
SAN
2 stops19h 24m
Multiple Airlines
Thu 6/813:40
SAN
-
GLA
1 stop15h 15m
Multiple Airlines
Deal found 15/6£936
Thu 30/706:00
GLA
-
SAN
2 stops17h 08m
KLM
Thu 6/810:55
SAN
-
GLA
2 stops18h 00m
KLM
Deal found 15/6£938

Find flight deals from Glasgow to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 19 June 2026.

Round-trip from

£666

Popular in

August

Cheapest in

February

Average price

£693
United Airlines
  • United Airlines
  • 18/9-24/9
  • 5 total stops
  • 44h 55m total
  • Glasgow to San Diego
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow 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 19 June 2026.
Use the filters below to find and compare flights from Glasgow to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 18/9

14:00-09:49

1 stop27h 49m

San Diego

Thu 24/9

06:40-10:10

2 stops19h 30m

£666

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 3/9

14:00-22:49

1 stop16h 49m

San Diego

Mon 7/9

06:18-10:10

2 stops19h 52m

£702

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Wed 1/7

14:00-09:29

2 stops27h 29m

San Diego

Wed 29/7

09:26-10:10

2 stops16h 44m

£736
Fastest return journey

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 3/9

07:00-14:55

1 stop15h 55m

San Diego

Mon 7/9

19:40-21:35

1 stop17h 55m

£737
Cheapest one-way

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Wed 9/9

09:30-20:01

2 stops18h 31m

£668

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 6/10

08:35-14:55

1 stop14h 20m

£837

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 6/10

09:35-20:00

2 stops18h 25m

£844

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 13/9

14:20-12:22

2 stops30h 02m

£2,054
Fastest single journey

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 28/6

08:55-14:55

1 stop14h 00m

£2,346

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 13/9

14:20-12:22

2 stops30h 02m

£2,411

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Glasgow to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Glasgow 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 to San Diego

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

Currently, November is the cheapest month in which you can book a flight from Glasgow to San Diego (average of £417). Flying from Glasgow to San Diego in April is currently the most expensive (average of £672). 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.

How much does it cost for a return flight from Glasgow to San Diego?

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 19 June 2026.
See what other customers who have flown with KLM,Virgin Atlantic, andBritish Airways from Glasgow 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
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,530 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7.5
Good
690 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,055 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Glasgow 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?

    For a flight from Glasgow 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 per day. 5 airlines have flights to San Diego from Glasgow on a regular basis.

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

    United Airlines can get you from Glasgow to San Diego in just under 27h 49m. Your travel time can differ by up to . Glasgow and San Diego are separated by a distance of 5153 mi.

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

    According to our current data, British Airways (£445), KLM (£511), and Virgin Atlantic (£559) offers the cheapest pricing from Glasgow to San Diego. You may be able to fly from Glasgow to San Diego for 38% less than the average price by searching for these airlines.

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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 to San Diego?

    Currently, November is the cheapest month in which you can book a flight from Glasgow to San Diego (average of £417). Flying from Glasgow to San Diego in April is currently the most expensive (average of £672). 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
El Cajon

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Top 5 airlines flying from Glasgow to San Diego

Discover the top 5 airlines that operate flights from Glasgow 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 19 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£445Average£717FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£511Average£652FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£559Average£595FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£578Average£711FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£625Average£807FlexibilityNo cancel feeOn-time62%
Search JetBlue 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 to San Diego?

Cheapflights makes it easy to find Glasgow to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to San Diego from Glasgow 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 to San Diego with no change fees?

Yes, we can. To see specific flights from Glasgow to San Diego with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Glasgow 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.

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