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Cheap flights from Glasgow Intl Airport to San Diego from £517

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Glasgow Intl to San Diego are usually found in March or February, booked 43 days in advance, depart on a Thursday or Tuesday and return on a Monday

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 13 June 2025.

Round-trip from

£517

Popular in

July

Cheapest in

March

Average price

£596
Delta
  • Delta
  • 2/9-17/9
  • 3 total stops
  • 36h 10m total
  • Glasgow to San Diego
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£97 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 13 June 2025.

Tue 2/906:00GLA - SAN
1 stop14h 00mDelta
Wed 17/910:00SAN - GLA
2 stops22h 10mDelta
Deal found 11/6£517
Fri 31/1008:55GLA - SAN
1 stop15h 10mBritish Airways
Tue 4/1118:10SAN - GLA
1 stop16h 20mBritish Airways
Deal found 12/6£525
Fri 31/1009:05GLA - SAN
1 stop35h 00mKLM
Tue 4/1111:40SAN - GLA
2 stops17h 00mKLM
Deal found 12/6£547
Thu 30/1006:35GLA - SAN
2 stops18h 57mAmerican Airlines
Tue 4/1118:10SAN - GLA
1 stop17h 15mAmerican Airlines
Deal found 12/6£564
Tue 15/706:00GLA - SAN
2 stops24h 27mVirgin Atlantic
Tue 22/706:15SAN - GLA
2 stops18h 10mVirgin Atlantic
Deal found 11/6£608
Tue 8/709:15GLA - SAN
2 stops22h 54mIberia
Thu 17/708:18SAN - GLA
2 stops17h 22mIberia
Deal found 13/6£629
Tue 15/709:10GLA - SAN
2 stops19h 33mAir France
Tue 22/713:55SAN - GLA
1 stop25h 15mAir France
Deal found 11/6£659
Sat 26/708:35GLA - SAN
3 stops33h 55mMultiple Airlines
Sat 2/814:05SAN - GLA
3 stops32h 45mMultiple Airlines
Deal found 10/6£662
Tue 17/620:10GLA - SAN
2 stops29h 50mAer Lingus
Thu 26/622:45SAN - GLA
2 stops25h 20mAer Lingus
Deal found 11/6£1,041
Tue 17/606:10GLA - SAN
2 stops20h 32mLufthansa
Thu 26/610:43SAN - GLA
2 stops17h 42mLufthansa
Deal found 12/6£1,287

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 13 June 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 2/9

06:00-12:00

1 stop14h 00m

San Diego

Wed 17/9

10:00-16:10

2 stops22h 10m

£517

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 31/10

08:55-17:05

1 stop15h 10m

San Diego

Tue 4/11

18:10-18:30

1 stop16h 20m

£525

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 31/10

09:05-13:05

1 stop35h 00m

San Diego

Tue 4/11

11:40-12:40

2 stops17h 00m

£547

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 30/10

06:35-18:32

2 stops18h 57m

San Diego

Tue 4/11

18:10-19:25

1 stop17h 15m

£564

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 15/7

06:00-22:27

2 stops24h 27m

San Diego

Tue 22/7

06:15-08:25

2 stops18h 10m

£608

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 8/7

09:15-00:09

2 stops22h 54m

San Diego

Thu 17/7

08:18-09:40

2 stops17h 22m

£629

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 15/7

09:10-20:43

2 stops19h 33m

San Diego

Tue 22/7

13:55-23:10

1 stop25h 15m

£659

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sat 26/7

08:35-10:30

3 stops33h 55m

San Diego

Sat 2/8

14:05-06:50

3 stops32h 45m

£662

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 19/9

15:55-19:30

2 stops35h 35m

£532

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 19/9

11:30-18:00

1 stop14h 30m

£591

Flights are sorted by cheapest return flights first.

Deals found on 13/6

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 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 9 June 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, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £585). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of £920). 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 13 June 2025.

When flying from Glasgow Intl Airport to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 13 June 2025.
Delta
8.0
Very Good
7,950 reviews
Check prices

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
Check prices

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
Check prices

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
Check prices

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
Check prices

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
Check prices

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?

    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 4 different airlines.

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

    Currently priced at £517, Delta will fly you from Glasgow Intl Airport to San Diego and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from £525 and £547, respectively. Users have found that Delta is 13% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £532. However, be on the lookout for offers from British Airways and Finnair, as they are both options that can get you from Glasgow Intl Airport to San Diego for a low price.

  • 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, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of £585). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of £920). 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 Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Coronado
El Cajon

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Top 4 airlines flying from Glasgow Intl to San Diego

Discover the top 4 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£414Average£470FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£437Average£606FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£471Average£562FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£480Average£602FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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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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