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$726+ Cheap flights from Glasgow Intl (GLA) to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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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 April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$726
(Delta)

Popular in

July

Cheapest in

March

Average price

$798
Provider with most accurate pricing for Glasgow Intl-San Diego flight deals.
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Provider most trusted by Cheapflights users for Glasgow Intl-San Diego flights.
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From Glasgow Intl to San Diego
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Highest demand for flights based on searches. 21% potential increase in price ($231 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 15, 2025.

This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amGLA - SAN
1 stop14h 00mDelta
Wed 9/1710:00 amSAN - GLA
2 stops22h 10mDelta
Deal found 4/15$726
This Netflights deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:50 amGLA - SAN
1 stop17h 00mBritish Airways
Wed 9/174:40 pmSAN - GLA
1 stop14h 55mBritish Airways
Deal found 4/15$777
This TravelUp deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:55 amGLA - SAN
2 stops17h 56mKLM
Fri 6/610:01 amSAN - GLA
2 stops18h 44mKLM
Deal found 4/15$805
This SmartFares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3010:25 amGLA - SAN
1 stop15h 35mIberia
Fri 6/67:50 pmSAN - GLA
1 stop15h 05mIberia
Deal found 4/15$856
This Netflights deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/76:00 amGLA - SAN
2 stops24h 16mMultiple Airlines
Tue 7/226:15 amSAN - GLA
2 stops18h 10mMultiple Airlines
Deal found 4/15$929
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/78:25 amGLA - SAN
1 stop14h 25mAmerican Airlines
Tue 7/224:29 pmSAN - GLA
2 stops18h 21mAmerican Airlines
Deal found 4/15$964
This Aeromexico deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:05 amGLA - SAN
2 stops20h 51mAir France
Sat 1/31:25 pmSAN - GLA
2 stops43h 10mAir France
Deal found 4/15$1,257

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 15, 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 9/2

6:00 am-12:00 pm

1 stop14h 00m

San Diego

Wed 9/17

10:00 am-4:10 pm

2 stops22h 10m

$726

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Tue 9/2

5:50 am-2:50 pm

1 stop17h 00m

San Diego

Wed 9/17

4:40 pm-3:35 pm

1 stop14h 55m

$777

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 5/30

8:55 am-6:51 pm

2 stops17h 56m

San Diego

Fri 6/6

10:01 am-12:45 pm

2 stops18h 44m

$805

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 5/30

10:25 am-6:00 pm

1 stop15h 35m

San Diego

Fri 6/6

7:50 pm-6:55 pm

1 stop15h 05m

$856

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 7/7

6:00 am-10:16 pm

2 stops24h 16m

San Diego

Tue 7/22

6:15 am-8:25 am

2 stops18h 10m

$929

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 7/7

8:25 am-2:50 pm

1 stop14h 25m

San Diego

Tue 7/22

4:29 pm-6:50 pm

2 stops18h 21m

$964

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 7/6

12:05 pm-6:00 pm

1 stop13h 55m

$1,049

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 7/6

1:50 pm-11:25 pm

2 stops17h 35m

$1,081

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sat 8/16

1:00 pm-11:23 pm

2 stops18h 23m

$1,752

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Compare providers for flights from Glasgow Intl to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Glasgow Intl to San Diego in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Glasgow Intl Airport-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Glasgow Intl Airport-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Glasgow Intl Airport-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Glasgow Intl Airport-San Diego flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Glasgow Intl Airport-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Glasgow Intl to San Diego. Price data was last updated on April 11, 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, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of $286). Flying from Glasgow Intl Airport to San Diego in March is currently the most expensive (average of $366). 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.

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 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 April 15, 2025.
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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
Aer Lingus
7.0
Good
1,063 reviews
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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
Iberia
7.0
Good
2,673 reviews
Delta
8.0
Very good
7,917 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

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 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?

    For a flight from Glasgow Intl 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 Intl per day. 1 airline has flights to San Diego from Glasgow Intl on a regular basis.

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

    Delta, at $726, was found to be the cheapest airline from Glasgow Intl Airport to San Diego.Alternate airlines to your destination round-trip include British Airways and KLM. You may be able to fly from Glasgow Intl Airport to San Diego for 12% less than the average price by searching for these airlines.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $1,049. Users have also found prices from $1,081 and $1,752 on Aer Lingus and Iberia, respectively.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of $286). Flying from Glasgow Intl Airport to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

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Top airline flying from Glasgow Intl to San Diego

Discover the top airline 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 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$746Average$852FlexibilityNo cancel feeOn-time70%

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