How long is the flight from Glasgow to San Antonio?

There are many flights that can get you from Glasgow to San Antonio in 20h 17m. Fly via American Airlines, British Airways, or Aer Lingus to get the fastest option. The distance between Glasgow and San Antonio is about 4699 mi. This flight may include one or multiple stops.

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

Flying on KLM is currently your cheapest option to San Antonio, with prices starting at £711. Another option worth looking into is British Airways, starting at £714 return. Users have found that KLM is 21% cheaper than the other options available to this destination.

What is the cheapest day to fly from Glasgow to San Antonio?

Travellers seeking maximum savings on their Glasgow to San Antonio flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

If you book a flight to San Antonio from Glasgow, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 0 flights from Glasgow to San Antonio per day from 5 different airlines.

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

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

How can I find direct flights from Glasgow 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 to San Antonio.

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

Yes. Cheapflights offers flight deals from Glasgow 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.

£760+ Flights from Glasgow to San Antonio

Cheap flight deals from Glasgow to San Antonio

Round-trip from	£760
Popular in	July
Cheapest in	March
Average price	£817

American Airlines
20/2-24/2
4 total stops
36h 04m total
Glasgow to San Antonio

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£155 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Glasgow to San Antonio

Cheapest flights from Glasgow to San Antonio
Explore the most affordable flight options available from Glasgow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.

Sat 20/1216:00GLA - SAT

2 stops37h 59mBritish Airways

Mon 2/318:39SAT - GLA

2 stops15h 56mBritish Airways

Deal found 19/9£1,062

Sat 20/1216:30GLA - SAT

2 stops37h 29mAer Lingus

Mon 2/306:19SAT - GLA

2 stops27h 41mAer Lingus

Deal found 17/9£1,084

Best flights from Glasgow to San Antonio
Discover carefully curated flight deals from Glasgow to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2025.

Fri 20/206:35GLA - SAT

2 stops20h 17mAmerican Airlines

Tue 24/218:03SAT - GLA

2 stops15h 47mAmerican Airlines

Deal found 18/9£760

Sat 20/1216:00GLA - SAT

2 stops37h 59mBritish Airways

Mon 2/318:39SAT - GLA

2 stops15h 56mBritish Airways

Deal found 19/9£1,062

Sat 20/1216:30GLA - SAT

2 stops37h 29mAer Lingus

Mon 2/306:19SAT - GLA

2 stops27h 41mAer Lingus

Deal found 17/9£1,084

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Fri 20/2

06:35-20:52

2 stops20h 17m

San Antonio

Tue 24/2

18:03-15:50

2 stops15h 47m

£760

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Sat 20/12

16:00-23:59

2 stops37h 59m

San Antonio

Mon 2/3

18:39-16:35

2 stops15h 56m

£1,062

GlasgowSan Antonio

GLA - SAT

GLASAT

Glasgow Intl

Sat 20/12

16:30-23:59

2 stops37h 29m

San Antonio

Mon 2/3

06:19-16:00

2 stops27h 41m

£1,084

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Best time to book a flight from Glasgow to San Antonio

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

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

Currently, January is the cheapest month in which you can book a flight from Glasgow to San Antonio (average of £732). Flying from Glasgow to San Antonio in August is currently the most expensive (average of £1,125). 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?

When flying from Glasgow 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.

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with KLM and British Airways from Glasgow 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

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

British Airways

6.7

Okay

7,373 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

What airport do you fly into for flights to San Antonio from Glasgow?
If you book a flight to San Antonio from Glasgow, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 0 flights from Glasgow to San Antonio per day from 5 different airlines.
How long is the flight from Glasgow to San Antonio?
There are many flights that can get you from Glasgow to San Antonio in 20h 17m. Fly via American Airlines, British Airways, or Aer Lingus to get the fastest option. The distance between Glasgow and San Antonio is about 4699 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Glasgow to San Antonio round-trip?
Flying on KLM is currently your cheapest option to San Antonio, with prices starting at £711. Another option worth looking into is British Airways, starting at £714 return. Users have found that KLM is 21% cheaper than the other options available to this destination.
Can I find deals for flights from Glasgow to San Antonio that include hotel bookings?
Yes. In addition to deals on Glasgow to San Antonio flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow 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 to San Antonio.
Can I find deals for business class flights from Glasgow to San Antonio?
Yes. Cheapflights offers flight deals from Glasgow 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 to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Glasgow to San Antonio (average of £732). Flying from Glasgow to San Antonio in August is currently the most expensive (average of £1,125). 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

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Alternative routes for Glasgow to San Antonio

Top 5 airlines flying from Glasgow to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Finnair	Cheapest£547	Average£607	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£711	Average£855	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£714	Average£957	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£773	Average£882	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£781	Average£960	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

Cheapflights makes it easy to find Glasgow to San Antonio 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 Antonio?

Millions of users choose and trust Cheapflights to book the best flight deals from Glasgow to San Antonio for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes! Start tracking prices for Glasgow to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Glasgow to San Antonio from £760

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Glasgow to San Antonio

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Glasgow to San Antonio

Cheapest flights from Glasgow to San AntonioExplore the most affordable flight options available from Glasgow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.

Explore the most affordable flight options available from Glasgow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Glasgow to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Glasgow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Glasgow to San Antonio

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

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

Find hourly flight availability from Glasgow 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 19 September 2025.

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with KLM and British Airways from Glasgow 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

Find useful and relevant information for your journey from Glasgow 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?

How long is the flight from Glasgow to San Antonio?

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

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

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

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

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

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

Top 5 airlines flying from Glasgow to San Antonio

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 Antonio?

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

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

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

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Cheapest flights from Glasgow to San Antonio
Explore the most affordable flight options available from Glasgow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.