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Cheap flights from Glasgow to San Diego from £540

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
8 Apr — 15 Apr1
1 adult

Cheapflights Tip: The best prices from Glasgow to San Diego are usually found in March or February, booked 41 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap 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 3 April 2025.

Round-trip from

£540

Popular in

July

Cheapest in

March

Average price

£583
KLM
  • KLM
  • 15/5-19/5
  • 4 total stops
  • 36h 27m total
  • Glasgow to San Diego
Highest demand for flights based on searches. 22% potential increase in price (£138 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Glasgow to San Diego

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 3 April 2025.

Thu 15/513:30GLA - SAN
2 stops18h 12mKLM
Mon 19/513:55SAN - GLA
2 stops18h 15mKLM
Deal found 2/4£540
Fri 2/511:30GLA - SAN
2 stops20h 26mMultiple Airlines
Wed 7/516:31SAN - GLA
2 stops17h 19mMultiple Airlines
Deal found 2/4£541
Tue 2/906:00GLA - SAN
1 stop14h 00mDelta
Wed 17/910:00SAN - GLA
2 stops22h 10mDelta
Deal found 2/4£550
Thu 15/507:00GLA - SAN
1 stop19h 00mAmerican Airlines
Mon 19/519:50SAN - GLA
1 stop15h 50mAmerican Airlines
Deal found 2/4£569
Wed 10/1205:55GLA - SAN
1 stop18h 10mBritish Airways
Wed 7/118:10SAN - GLA
1 stop13h 40mBritish Airways
Deal found 2/4£588

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 3 April 2025.
Use the filters below to find and compare flights from Glasgow to San Diego that are best for you.

Fly from

Glasgow

Fly to

San Diego

Route

Depart

Return

Price

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 15/5

13:30-23:42

2 stops18h 12m

San Diego

Mon 19/5

13:55-16:10

2 stops18h 15m

£540

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 2/5

11:30-23:56

2 stops20h 26m

San Diego

Wed 7/5

16:31-17:50

2 stops17h 19m

£541

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

£550

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Thu 15/5

07:00-18:00

1 stop19h 00m

San Diego

Mon 19/5

19:50-19:40

1 stop15h 50m

£569

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 2/9

05:50-14:50

1 stop17h 00m

San Diego

Wed 17/9

19:50-18:40

1 stop14h 50m

£615

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Wed 2/7

08:40-14:50

1 stop14h 10m

£764

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 30/5

08:55-18:25

2 stops17h 30m

£4,781

Flights are sorted by cheapest return flights first.

Deals found on 1/4

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

How far ahead should I book a flight from Glasgow to San Diego?

Use this chart to determine the optimal time to book a return flight from Glasgow to San Diego. Price data was last updated on 28 March 2025.

The best time to book flights from Glasgow to San Diego is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Glasgow to San Diego (average of £585). Flying from Glasgow 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 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 3 April 2025.

When flying from Glasgow 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 3 April 2025.

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

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
8.0
Very Good

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

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 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. 7 airlines have flights to San Diego from Glasgow on a regular basis.

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

    According to our current data, KLM (£540), Delta (£550), and American Airlines (£569) offers the cheapest pricing from Glasgow to San Diego. You may be able to fly from Glasgow to San Diego for 15% 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, January is the cheapest month in which you can book a flight from Glasgow to San Diego (average of £585). Flying from Glasgow 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?

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

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Top 7 airlines flying from Glasgow to San Diego

Discover the top 7 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 3 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£434Average£493FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£459Average£629FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£494Average£627FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£502Average£623FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£505Average£612FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£511Average£752FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£553Average£717FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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