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Cheap flights from Glasgow Intl Airport to San Diego from £352

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 10 November 2025.

Wed 24/1206:05GLA - SAN
2 stops17h 28mKLM
Wed 7/107:00SAN - GLA
2 stops18h 55mKLM
Deal found 9/11£678
Mon 1/1220:25GLA - SAN
2 stops33h 16mIberia
Fri 12/1206:30SAN - GLA
2 stops30h 55mIberia
Deal found 9/11£700
Wed 24/1212:45GLA - SAN
2 stops32h 08mBritish Airways
Wed 7/118:00SAN - GLA
1 stop14h 25mBritish Airways
Deal found 8/11£728
Sat 20/1217:20GLA - SAN
2 stops36h 18mVirgin Atlantic
Tue 6/108:00SAN - GLA
2 stops24h 35mVirgin Atlantic
Deal found 8/11£914
Sat 20/1217:20GLA - SAN
2 stops36h 18mMultiple Airlines
Tue 6/111:14SAN - GLA
2 stops21h 21mMultiple Airlines
Deal found 9/11£937
Thu 11/1211:30GLA - SAN
2 stops20h 23mBritish Airways
Sat 3/116:38SAN - GLA
2 stops36h 37mBritish Airways
Deal found 9/11£964
Sat 20/1212:45GLA - SAN
2 stops40h 17mFinnair
Tue 6/118:00SAN - GLA
1 stop13h 50mFinnair
Deal found 8/11£1,097

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 10 November 2025.

Round-trip from

£582

One-way from

£352

Popular in

July

Cheapest in

March

Average price

£608
KLM
  • KLM
  • 12/1-21/1
  • 4 total stops
  • 37h 30m total
  • Glasgow to San Diego
Search Deals
7/12
  • 7/12
  • 3 total stops
  • 58h 05m total
  • Glasgow to San Diego
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 10 November 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

Mon 12/1

06:05-16:40

2 stops18h 35m

San Diego

Wed 21/1

07:00-09:55

2 stops18h 55m

£582

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 5/3

06:35-16:10

1 stop17h 35m

San Diego

Mon 9/3

12:09-16:35

2 stops21h 26m

£633

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 12/1

08:55-22:26

2 stops21h 31m

San Diego

Wed 21/1

18:00-15:50

1 stop13h 50m

£639

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 16/1

08:55-22:26

2 stops21h 31m

San Diego

Fri 30/1

13:58-18:00

2 stops20h 02m

£640

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 7/12

18:05-20:10

3 stops58h 05m

£352

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 26/4

12:05-14:55

1 stop34h 50m

£415

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 7/12

11:40-16:10

1 stop36h 30m

£630

Flights are sorted by cheapest return flights first.

Deals found on 10/11

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

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 return flight from Glasgow Intl to San Diego. Price data was last updated on 7 November 2025.

Booking 49 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, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £424). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of £655). 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.

What is the cheapest time of day to fly from GLA to SAN?

Find hourly flight availability from Glasgow Intl to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 November 2025.

It’s optimal to fly from Glasgow Intl Airport to San Diego at midday. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from Glasgow Intl Airport 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 10 November 2025.
See what other customers who have flown with KLM, Virgin Atlantic, andBritish 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
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Overall

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Overall

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
672 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Overall

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,508 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Overall

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 3 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 35m. Fly via KLM or American Airlines 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 £444, British Airways will fly you from Glasgow Intl Airport to San Diego and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Virgin Atlantic - these airlines can fly you to your destination from £513 and £542, respectively. Users have found that British Airways is 29% 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, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £424). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of £655). 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 3 airlines flying from Glasgow Intl to San Diego

Discover the top 3 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 10 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£444Average£627FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£513Average£583FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£542Average£627FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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.

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