Cheap Flights from Birmingham to San Antonio International

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Find the cheapest month or even day of the year to fly to San Antonio International

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Find the cheapest month to fly from Birmingham to San Antonio International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Birmingham to San Antonio International flights are currently cheapest in October.

Birmingham to San Antonio International: Alternative routes

Compare routes from Birmingham to San Antonio below. You may find an airport to fly into that's cheaper, faster, or easier than San Antonio International.

Birmingham to San Antonio: Flight information

The things to know before you go.
Cheapest flight foundR 2,463
Cheapest month to flyOctober

Finding cheap flights from Birmingham to San Antonio International: Frequently asked questions

The best price we found for a return flight from Birmingham to San Antonio International is R 4,894. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Birmingham to San Antonio International. But we found flights with one or more stops from R 4,894.
As of July 2026, there are no flights flying from Birmingham to San Antonio International.
The cheapest month to fly from Birmingham to San Antonio International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Birmingham Airport to San Antonio International Airport on Wednesday, 19 August 2026.
No airlines currently offer direct flights between Birmingham Airport and San Antonio International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Antonio International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Antonio is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Southwest Airlines offers the cheapest flight tickets to San Antonio International.

Flying from Birmingham Airport (BHM) to San Antonio International Airport (SAT): what you need to know

  • Birmingham and San Antonio are in the UTC-6 timezone. This means there's no time difference to consider.

  • Give yourself enough time to catch your BHM to SAT flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • You can expect longer queues in popular months such as October. Arriving up to four hours in advance for international flights and two hours for domestic departures is a good idea.

  • Consider adding a stopover when booking your ticket from Birmingham Airport to San Antonio International Airport. Simply uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between BHM and SAT:

    • Atlanta Hartsfield-Jackson Airport

    • Dallas Fort Worth International Airport

    • Houston George Bush Intercntl. Airport

How to find the cheapest flights from Birmingham Airport (BHM) to San Antonio International Airport (SAT)

  • The lowest price we've seen for a one-way Birmingham Airport to San Antonio International Airport flight is R 2,463. A round-trip fare right now is R 4,894. Depending on the availability when you book, these fares may change.

  • Don't leave things to the last minute. You're more likely to get cheap tickets from BHM to SAT if you book ahead. Airlines often have some fantastic early bird discounts.

  • Getting cheap flights from Birmingham Airport to San Antonio International Airport is easier if you can be flexible with your dates. Use the 'Whole month' search function to see the lowest prices across every month and snap up a great deal.

  • Finding cheap flights from BHM to SAT is a cinch with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as there's a better deal.

  • Lock in the right flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Birmingham Airport to San Antonio International Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and number of stops.

Handy information about Birmingham Airport (BHM)

  • BHM's address is 5900 Airport Highway.

  • Of all flights leaving Birmingham Airport, 79% land on schedule at their destination.

  • Birmingham Airport is about 14 kilometres from central Birmingham. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • Catching public transport? Expect a trip time of around 45 minutes.

  • Looking for a convenient hotel close to BHM? If you're boarding an early flight from Birmingham Airport to San Antonio International Airport, these accommodation options will have you moments from your departure gate:

Arriving at San Antonio International Airport (SAT)

Getting from San Antonio International Airport (SAT) to central San Antonio

  • You'll find SAT at 9800 Airport Boulevard.

  • From San Antonio International Airport, San Antonio is approximately 14 kilometres away. It takes around 20 minutes to reach the centre driving.

  • When travelling on public transport, expect a journey of about 50 minutes.

When to fly to San Antonio International Airport (SAT)

  • July is the most popular month for flights from Birmingham Airport to San Antonio International Airport. To steer clear of the crowds, head to San Antonio in March.

  • The warmest month in San Antonio is August, with the temperature ranging between 24ºC (75ºF) and 40ºC (104ºF). Book your flights from Birmingham Airport to San Antonio International Airport in this month if you like this kind of weather.

  • January sees average temperatures of between 4ºC (39ºF) and 20ºC (68ºF). Search for cheap tickets from BHM to SAT sometime then if you like travelling in cooler conditions.

Explore more of the United States

  • San Antonio has plenty to offer, but there are so many other parts of the United States waiting to be discovered. Around 306 kilometres east of San Antonio, a visit to Houston will keep you busy. Start with leading attractions like The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.

  • If you're eager to discover another side of the United States, consider Dallas, roughly 402 kilometres north-east of San Antonio. Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.