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Cheap flights from Glasgow Intl Airport to San Antonio from £723

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SAT
20 Nov — 27 Nov1
1 adult
1 adult, Economy

Find flight deals from Glasgow Intl to San Antonio

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to San Antonio
Explore the most affordable flight options available from Glasgow Intl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Wed 3/1212:35GLA - SAT
3 stops30h 25mMultiple Airlines
Wed 10/1207:00SAT - GLA
3 stops20h 55mMultiple Airlines
Deal found 19/10£723
Thu 6/1107:15GLA - SAT
3 stops31h 49mMultiple Airlines
Sun 9/1119:37SAT - GLA
3 stops30h 13mMultiple Airlines
Deal found 20/10£801
Wed 3/1212:50GLA - SAT
2 stops37h 25mLufthansa
Wed 10/1214:22SAT - GLA
2 stops15h 43mLufthansa
Deal found 19/10£855
Thu 4/1212:50GLA - SAT
2 stops40h 10mLufthansa
Thu 11/1213:34SAT - GLA
2 stops16h 31mLufthansa
Deal found 20/10£879
Thu 4/1212:50GLA - SAT
3 stops28h 01mMultiple Airlines
Thu 11/1208:39SAT - GLA
2 stops21h 26mMultiple Airlines
Deal found 20/10£899
Thu 6/1112:50GLA - SAT
2 stops37h 25mLufthansa
Sun 9/1117:13SAT - GLA
2 stops36h 42mLufthansa
Deal found 20/10£905
Thu 6/1120:20GLA - SAT
2 stops29h 50mIberia
Sun 9/1115:00SAT - GLA
2 stops36h 50mIberia
Deal found 20/10£952
Thu 6/1106:35GLA - SAT
2 stops16h 25mBritish Airways
Sun 9/1116:30SAT - GLA
2 stops14h 45mBritish Airways
Deal found 20/10£956
Sat 20/1216:30GLA - SAT
2 stops37h 29mAer Lingus
Mon 2/306:19SAT - GLA
2 stops31h 21mAer Lingus
Deal found 19/10£1,060

Cheap flight deals from Glasgow Intl to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to San Antonio (SAT). 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 21 October 2025.

Round-trip from

£723

One-way from

£723

Popular in

July

Cheapest in

March

Average price

£874
3/12-10/12
  • 3/12-10/12
  • 6 total stops
  • 51h 20m total
  • Glasgow to San Antonio
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 1/1
  • 2 total stops
  • 33h 52m total
  • Glasgow to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£145 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to San Antonio 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 21 October 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to San Antonio that are best for you.

Fly from

Glasgow Intl

Fly to

San Antonio

Route

Depart

Return

Price

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 6/11

07:15-09:04

3 stops31h 49m

San Antonio

Sun 9/11

19:37-07:50

3 stops30h 13m

£801

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Wed 3/12

12:50-20:15

2 stops37h 25m

San Antonio

Wed 10/12

14:22-12:05

2 stops15h 43m

£855

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Wed 3/12

12:50-10:51

3 stops28h 01m

San Antonio

Wed 10/12

07:00-12:05

2 stops23h 05m

£878

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 4/12

12:50-23:00

2 stops40h 10m

San Antonio

Thu 11/12

13:34-12:05

2 stops16h 31m

£879

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 4/12

12:50-10:51

3 stops28h 01m

San Antonio

Thu 11/12

08:39-12:05

2 stops21h 26m

£899

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 6/11

12:50-20:15

2 stops37h 25m

San Antonio

Sun 9/11

17:13-11:55

2 stops36h 42m

£905

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Fri 20/2

08:15-20:52

2 stops18h 37m

San Antonio

Tue 24/2

12:34-09:50

2 stops15h 16m

£916

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 6/11

20:20-20:10

2 stops29h 50m

San Antonio

Sun 9/11

15:00-09:50

2 stops36h 50m

£952

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 6/11

06:35-17:00

2 stops16h 25m

San Antonio

Sun 9/11

16:30-13:15

2 stops14h 45m

£956

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Thu 1/1

13:25-17:17

2 stops33h 52m

£723

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Best time to book a flight from Glasgow Intl to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 Antonio

What is the cheapest month to book a flight from Glasgow Intl Airport to San Antonio?

Currently, September is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Antonio (average of £449). Flying from Glasgow Intl Airport to San Antonio in December is currently the most expensive (average of £665). 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 SAT?

Find hourly flight availability from Glasgow Intl to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 October 2025.

One of the essential ways to save on airfare from Glasgow Intl Airport to San Antonio is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 30% on airfare.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated 21 October 2025.
Get a feel of what it's like to fly with KLM and British Airways from Glasgow Intl Airport to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,404 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.4

Boarding

7.8

Food

7.3

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
1,404 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.4

Boarding

7.8

Food

7.3

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
7,461 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.4

Boarding

7.8

Food

7.3

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 Antonio. 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 Antonio from Glasgow Intl?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from Glasgow Intl. Booking flights from Glasgow Intl to San Antonio (SAT) should be relatively easy as there are 0 daily inbound flights from Glasgow Intl from 2 different airlines.

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

    Lufthansa can get you from Glasgow Intl Airport to San Antonio in just under 37h 25m. Your travel time can differ by up to . Glasgow Intl Airport and San Antonio are separated by a distance of 4699 mi.

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

    According to our current data, KLM (£720), and British Airways (£723) offers the cheapest pricing from Glasgow Intl Airport to San Antonio. Users have found that KLM is 22% cheaper than the other options available to this destination.

  • Can I find deals for flights from Glasgow Intl to San Antonio that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to San Antonio flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to San Antonio?

    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 Antonio.

  • Can I find deals for business class flights from Glasgow Intl to San Antonio?

    Yes. Cheapflights offers flight deals from Glasgow Intl to San Antonio 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 Antonio?

    Currently, September is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Antonio (average of £449). Flying from Glasgow Intl Airport to San Antonio in December is currently the most expensive (average of £665). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Glasgow Intl to San Antonio

Discover the top 2 airlines that operate flights from Glasgow Intl to San Antonio. 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 21 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£720Average£828FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£723Average£998FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Glasgow Intl to San Antonio?

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Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to San Antonio?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow Intl to San Antonio.

Can Cheapflights find flights from Glasgow Intl to San Antonio with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Glasgow Intl to San Antonio flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Glasgow Intl to San Antonio become cheaper?

Of course! You can now track prices for flights from Glasgow Intl to San Antonio and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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