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

Iberia and Aer Lingus can get you from Glasgow Intl Airport to San Antonio in just under 21h 34m. Your travel time can differ by up to 10h 11m. Glasgow Intl Airport and San Antonio are separated by a distance of 4699 mi. Both multi-stop and direct flights can be found to your destination and back.

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

According to our current data, Aer Lingus (£900), and British Airways (£979) offers the cheapest pricing from Glasgow Intl Airport to San Antonio.

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 inches per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from GLA to SAT?

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

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.

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.

£991+ Cheap Flights from Glasgow Intl Airport to San Antonio

Cheap flight deals from Glasgow Intl to San Antonio

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 28 September 2026.

Mon 28/1213:15 -

2 stops16h 44m

Mon 18/115:21 -

2 stops21h 44m

Deal found 27/9£991

Mon 28/1220:15 -

2 stops31h 45m

Fri 15/114:07 -

2 stops19h 08m

Deal found 25/9£1,018

Mon 28/1220:15 -

2 stops31h 05m

Wed 20/108:04 -

2 stops20h 26m

Deal found 25/9£1,025

Mon 28/1208:25 -

2 stops21h 34m

Fri 15/115:21 -

2 stops15h 24m

Deal found 24/9£1,034

Sat 21/1111:40 -

2 stops17h 22m

Sat 28/1118:58 -

2 stops16h 12m

Deal found 27/9£1,052

Sun 15/1120:10 -

2 stops29h 12m

Sun 22/1114:54 -

2 stops43h 31m

Deal found 27/9£1,058

Sun 22/1120:10 -

2 stops31h 04m

Sun 29/1112:58 -

2 stops21h 42m

Deal found 27/9£1,072

Sun 15/1120:10 -

2 stops53h 12m

Sat 21/1114:50 -

2 stops37h 45m

Deal found 27/9£1,080

Mon 28/1209:45 -

2 stops18h 15m

Mon 18/113:18 -

2 stops15h 37m

Deal found 25/9£1,083

Find flight deals from Glasgow Intl to San Antonio

Round-trip from	£991

Aer Lingus
28/12-18/1
4 total stops
38h 28m total
Glasgow to San Antonio

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow Intl Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Mon 28/12

20:15-22:00

2 stops31h 45m

San Antonio

Fri 15/1

14:07-15:15

2 stops19h 08m

£1,018

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Mon 28/12

08:25-23:59

2 stops21h 34m

San Antonio

Mon 18/1

07:03-19:05

2 stops30h 02m

£1,042

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Wed 27/1

11:40-23:58

2 stops18h 18m

San Antonio

Sun 31/1

14:55-14:35

2 stops17h 40m

£1,060

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Mon 28/12

09:45-22:00

2 stops18h 15m

San Antonio

Mon 18/1

13:18-10:55

2 stops15h 37m

£1,083

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Sat 21/11

08:40-19:55

2 stops17h 15m

San Antonio

Fri 27/11

13:19-10:50

2 stops15h 31m

£1,084

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Fri 13/11

11:40-22:56

2 stops17h 16m

San Antonio

Sun 22/11

11:24-10:35

2 stops17h 11m

£1,084

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Fri 13/11

08:00-19:22

2 stops17h 22m

San Antonio

Sat 21/11

17:37-17:10

2 stops17h 33m

£1,101

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Fri 27/11

06:35-18:21

2 stops17h 46m

San Antonio

Sat 5/12

16:34-14:50

2 stops16h 16m

£1,148

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Sat 28/11

09:25-23:09

2 stops19h 44m

San Antonio

Sat 5/12

17:45-17:10

2 stops17h 25m

£1,278

Fastest return journey

GlasgowSan Antonio

GLA Glasgow Intl - SAT San Antonio

GLASAT

Glasgow Intl

Sun 3/1

12:40-23:59

2 stops17h 19m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£1,726

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 12 resultsSorted by cheapest first

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.

GLA-SAT

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.

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with Aer Lingus 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.

Aer Lingus

7.3

Good

1,795 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Aer Lingus

7.3

Good

1,795 reviews

Aer Lingus

7.3

Good

1,795 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

British Airways

6.7

Okay

8,238 reviews

Aer Lingus

7.3

Good

1,795 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Related info for your journey

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?
Iberia and Aer Lingus can get you from Glasgow Intl Airport to San Antonio in just under 21h 34m. Your travel time can differ by up to 10h 11m. Glasgow Intl Airport and San Antonio are separated by a distance of 4699 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Glasgow Intl Airport to San Antonio round-trip?
According to our current data, Aer Lingus (£900), and British Airways (£979) offers the cheapest pricing from Glasgow Intl Airport to San Antonio.
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.

See more FAQs

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Top 2 airlines flying from Glasgow Intl to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£900	Average£1,065	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£979	Average£1,172	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Glasgow Intl to San Antonio. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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.

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Cheap flights from Glasgow Intl Airport to San Antonio from £991

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Glasgow Intl to San Antonio

Cheapest flights from Glasgow Intl to San AntonioExplore 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 28 September 2026.

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 28 September 2026.

Best flights from Glasgow Intl to San AntonioDiscover carefully curated flight deals from Glasgow Intl to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from Glasgow Intl to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Glasgow Intl to San AntonioDiscover last-minute flight deals from Glasgow Intl to San Antonio. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Glasgow Intl to San Antonio. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Glasgow Intl to San AntonioSearch for one-way flight options from Glasgow Intl to San Antonio. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Glasgow Intl to San Antonio. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Find flight deals from Glasgow Intl to San Antonio

Round-trip from

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Use the filters below to find and compare flights from Glasgow Intl Airport to San Antonio that are best for you.

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.

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with Aer Lingus 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.

Related info for your journey

What airport do you fly into for flights to San Antonio from Glasgow Intl?

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

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

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

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

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

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.

Alternative routes for Glasgow Intl to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Antonio by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Texas

Book a non-stop flight to one of these other cities located in Texas.

Search flights from Glasgow Intl to San Antonio by cabin class

Find flights from Glasgow Intl to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Glasgow Intl and San Antonio flights

Browse other Glasgow Intl and San Antonio flight options. Last updated on 28 September 2026.

Other flights from Glasgow Intl

Browse through other flights departing from Glasgow Intl. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.

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Top 2 airlines flying 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?

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

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

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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 28 September 2026.

Best flights from Glasgow Intl to San Antonio
Discover carefully curated flight deals from Glasgow Intl to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Glasgow Intl to San Antonio
Discover last-minute flight deals from Glasgow Intl to San Antonio. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Glasgow Intl to San Antonio
Search for one-way flight options from Glasgow Intl to San Antonio. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.