Cheap Flights from San Antonio to Galveston

FAQ

FAQs about flights from San Antonio to Galveston (no local airports)

• How long is the flight from San Antonio (SAT) to Houston (HOU)?

  It takes about 1 hour to fly from San Antonio (SAT) to Houston (HOU).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Antonio to Houston 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.

• When are flight tickets from San Antonio (SAT) to Houston (HOU) the cheapest?

  The cheapest months to fly from San Antonio to Houston is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Antonio to Houston on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from San Antonio to Houston on November 12, 2025 with Spirit Airlines, with prices starting at £89.

• Is there any time difference between San Antonio and Houston?

  The time difference between Houston and San Antonio is 0h.

• How do I change or cancel my ticket from San Antonio to Houston?

  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.