Cheap Flights Glasgow to San Antonio from £853

Flight FAQs

• Which airlines offer the cheapest flights from Glasgow to San Antonio?

  Based on Trip.com data, Air Transat offers Cheapest nonstop one-way flights from £853 (for example, GLA–SAT on Sat, Oct 10). For a Cheapest nonstop return flight, Air Transat offers fares from £869, departing on Thu, Oct 8 and returning on Thu, Oct 15.

• Which airlines offer flights from Glasgow to San Antonio?

  At the moment, several airlines serve connecting flights from Glasgow to San Antonio, including: Aer Lingus Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Glasgow to San Antonio?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Glasgow to San Antonio is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Glasgow to San Antonio?

  Here are some tips for finding the best flight deals from Glasgow to San Antonio on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Sat, Oct 10, with one-way fares from just £853.
  · Compare airlines. Air Transat currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to San Antonio.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Glasgow to San Antonio to get the best price?

  The cheapest month to book a flight from Glasgow to San Antonio is usually August, when demand is lower.

• Which upcoming date is the cheapest for flights from Glasgow to San Antonio?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Glasgow to San Antonio on October 19, 2026 with United Airlines, with prices starting at £800.

• Which airports should you choose for flights from Glasgow to San Antonio?

  Flights to San Antonio can arrive at: San Antonio International Airport (SAT) and Kelly Field Annex/Lackland Air Force Base (SKF). The most common route connects Glasgow Airport and San Antonio International Airport (GLA–SAT).

• What is the time difference between Glasgow and San Antonio?

  The time difference between San Antonio and Glasgow is 6h.

• How can I change or cancel my flight ticket from Glasgow to San Antonio?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average price of a one-way flight from Glasgow to San Antonio?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Glasgow to San Antonio is £800. Fares vary by travel date, airline and availability.

• How do I book flights from Glasgow to San Antonio on Trip.com?

  Enter Glasgow and San Antonio, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.