Cheap Flights from Flint to San Antonio International

Compare Flint to San Antonio International flight deals

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

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Flight deals from Flint to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Flint to San Antonio International? Find the lowest prices on one-way and return tickets right here.

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

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

Flint to San Antonio International: Alternative routes

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

Flint to San Antonio: Flight information

The things to know before you go.
Cheapest flight found$564
Cheapest month to flyFebruary

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

The best price we found for a return flight from Flint to San Antonio International is $564. 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 Flint to San Antonio International. But we found flights with one or more stops from $564.
As of February 2026, there are no flights flying from Flint to San Antonio International.
The cheapest month to fly from Flint to San Antonio International is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Flint Airport to San Antonio International Airport on Saturday, 21 February 2026.
No airlines currently offer direct flights between Flint 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, United offers the cheapest flight tickets to San Antonio International.

Flying from Bishop International Airport (FNT) to San Antonio International Airport (SAT): what you need to know

  • San Antonio is one hour behind Flint and observes the UTC-5 timezone.

  • Get to the airport on time so you don't miss your FNT to SAT flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • During popular months like July, you'll want to get to the airport well in advance. Plan to arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during a high season in general.

  • We make it simple to book a flight with a stopover. To see all your options for tickets from Bishop International Airport to San Antonio International Airport, uncheck 'Direct flights only.' Then, pick a flight that has a stop long enough to tour the city of your choice. Stopovers between FNT and SAT include:

    • O'Hare International Airport

    • Harry Reid Airport (formerly McCarran Airport)

    • Nashville International Airport

How to find the cheapest flights from Bishop International Airport (FNT) to San Antonio International Airport (SAT)

  • At the moment, $512 is the cheapest price we've seen for a one-way Bishop International Airport to San Antonio International Airport flight. The best price for a return plane ticket is $564. Keep in mind that fares can change due to availability when booking.

  • Don't leave things to the last minute. You're more likely to find cheap tickets from FNT to SAT if you book in advance. Airlines often offer some amazing early bird rates.

  • If you're flexible with your travel plans, use the 'Whole month' search function. It'll show you the cheapest price in each month when searching for a flight from Bishop International Airport to San Antonio International Airport.

  • You won't have to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment there's a change in price on cheap flights from FNT to SAT.

  • Tailor your trip using filters. Select your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Bishop International Airport to San Antonio International Airport.

Handy information about Bishop International Airport (FNT)

  • You'll find FNT at G-3425 West Bristol Road.

  • Of the flights that depart from Bishop International Airport, 69.17% touch down on time at their destination.

  • To reach Bishop International Airport from central Flint, it takes about 15 minutes if you're planning to drive. This depends on traffic, however. It's approximately 13 kilometres from the airport to the city centre.

  • The trip on public transport will take about 2 hours 25 minutes.

  • Get your journey off to a hassle-free start by staying near FNT. Whether you're boarding an early flight from Bishop International Airport to San Antonio International Airport or just don't want to be rushed, these hotels are the answer:

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 19 kilometres away. It takes around 20 minutes to reach the centre by car.

  • Travelling on public transport will take you roughly 1 hour 30 minutes.

When to fly to San Antonio International Airport (SAT)

  • July is the busiest month for flights from Bishop International Airport to San Antonio International Airport. For a quieter experience, visit San Antonio in April.

  • When booking your flight from Bishop International Airport to San Antonio International Airport, consider the kind of weather you enjoy. August is the warmest month in San Antonio, with temperatures ranging from 23ºC to 40ºC.

  • January has average temperatures of between 3ºC and 20ºC. Look for cheap tickets from FNT to SAT around that time if you like travelling in cooler conditions.

Explore more of United States

  • You've done San Antonio, now it's time to discover other parts of United States. Travel about 306 kilometres east to Houston to check off its must-visit sights. From The Houston Museum of Natural Science to The Museum of Fine Arts, Houston, Beck Building and Hermann Park, there's plenty to keep you busy.

  • Dallas is another sought-after destination in United States and is around 402 kilometres north-east of San Antonio. No journey is complete without a visit to Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.