HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$429+ Cheap flights from Glasgow Intl (GLA) to San Diego (SAN)

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Glasgow Intl to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 27, 2026.

This Virgin Atlantic deal was found by Cheapflights users on 1/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:25 pm
GLA
-
SAN
1 stop30h 40m
Virgin Atlantic
Mon 3/26:25 am
SAN
-
GLA
2 stops18h 05m
Virgin Atlantic
Deal found 1/26$685
This Delta deal was found by Cheapflights users on 1/26. 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.
Mon 2/236:05 am
GLA
-
SAN
2 stops22h 48m
Delta
Mon 3/27:00 am
SAN
-
GLA
2 stops21h 45m
Delta
Deal found 1/26$690
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:30 am
GLA
-
SAN
1 stop15h 25m
British Airways
Sat 5/164:32 pm
SAN
-
GLA
2 stops17h 58m
British Airways
Deal found 1/25$726
This lastminute.com deal was found by Cheapflights users on 1/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:50 pm
GLA
-
SAN
2 stops18h 24m
Lufthansa
Fri 3/205:00 pm
SAN
-
GLA
2 stops36h 05m
Lufthansa
Deal found 1/27$743
This TravelUp deal was found by Cheapflights users on 1/25. 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.
Sat 9/127:55 am
GLA
-
SAN
1 stop15h 00m
British Airways
Sun 9/207:40 pm
SAN
-
GLA
1 stop15h 55m
British Airways
Deal found 1/25$761
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:00 pm
GLA
-
SAN
2 stops29h 07m
United Airlines
Sun 9/209:55 pm
SAN
-
GLA
2 stops28h 15m
United Airlines
Deal found 1/25$766
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/59:55 am
GLA
-
SAN
2 stops20h 55m
British Airways
Mon 2/99:24 am
SAN
-
GLA
2 stops21h 06m
British Airways
Deal found 1/25$767
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:25 pm
GLA
-
SAN
1 stop32h 45m
Multiple Airlines
Mon 3/26:00 pm
SAN
-
GLA
1 stop14h 35m
Multiple Airlines
Deal found 1/26$838
This Trip.com deal was found by Cheapflights users on 1/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
GLA
-
SAN
1 stop13h 50m
Virgin Atlantic
Sun 9/202:00 pm
SAN
-
GLA
2 stops18h 10m
Virgin Atlantic
Deal found 1/25$911

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$685
(Virgin Atlantic)

One-way from

$429
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$871
Provider with most accurate pricing for Glasgow Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Glasgow Intl-San Diego flights.
Search Deals
From Glasgow Intl to San Diego
Search Deals
One-way flight from Glasgow Intl to San Diego
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 27, 2026.
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 2/23

1:25 pm-12:05 pm

1 stop30h 40m

San Diego

Mon 3/2

6:25 am-8:30 am

2 stops18h 05m

$685

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 2/23

6:05 am-8:53 pm

2 stops22h 48m

San Diego

Mon 3/2

7:00 am-12:45 pm

2 stops21h 45m

$690

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Wed 5/6

7:30 am-2:55 pm

1 stop15h 25m

San Diego

Sat 5/16

7:40 pm-9:40 pm

1 stop18h 00m

$726

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 3/13

12:50 pm-12:14 am

2 stops18h 24m

San Diego

Fri 3/20

5:00 pm-12:05 pm

2 stops36h 05m

$743

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 2/23

3:25 pm-4:10 pm

1 stop32h 45m

San Diego

Mon 3/2

6:00 pm-4:35 pm

1 stop14h 35m

$838

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 3/13

9:40 am-5:10 pm

1 stop14h 30m

San Diego

Fri 3/20

1:37 pm-3:10 pm

2 stops18h 33m

$1,084

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 4/19

2:20 pm-10:38 pm

2 stops16h 18m

San Diego

Tue 4/28

2:23 pm-1:25 pm

2 stops15h 02m

$1,168

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Fri 3/13

8:55 am-5:10 pm

1 stop15h 15m

San Diego

Fri 3/20

7:00 pm-6:00 pm

1 stop16h 00m

$1,179

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Mon 5/18

8:55 pm-9:32 am

3 stops44h 37m

$429

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

Sun 5/31

9:45 pm-8:34 pm

2 stops54h 49m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 18 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 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 FlightHub the most. FlightHub 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 January 23, 2026.

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 $553). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of $852). 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.

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

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

    Virgin Atlantic, Delta, and British Airways can get you from Glasgow Intl Airport to San Diego in just under 15h 25m. Your travel time can differ by up to 15h 15m. Airlines will cover a distance of 5153 mi. This flight may include one or multiple stops.

  • 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, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Diego (average of $553). Flying from Glasgow Intl Airport to San Diego in July is currently the most expensive (average of $852). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.