$71 Cheap Flights from Miami (MIA) to San Antonio (SAT)

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Find available prices by choosing your travel dates.

Cheap Flights from Miami to San Antonio (MIA-SAT)

Prices were available within the past 7 days and start at $71 for one-way flights and $142 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
American Airlines
Southwest Airlines
Frontier Airlines
Delta
Flights from Miami (MIA) to San Antonio (SAT)
Origin airport
Miami Intl.
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$142
Distance
1141 mi

Miami to San Antonio Flights

The cheapest times to fly from Miami to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Miami to San Antonio are during the month of May. You can find some of the cheapest flights from Miami to San Antonio with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Miami to San Antonio

Sunday is one of the best days to book for cheap flights from Miami to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Miami to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Miami to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $71 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Miami to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Miami to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) cost?
Score affordable return tickets from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) starting from $179. Book a seat and get ready to go. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving MIA on May 20 2025 and touching down at SAT. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from MIA to SAT?
The cheapest flights from MIA to SAT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
You can fly straight from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) on an American Airlines flight.
What is the cheapest airline that flies from MIA to SAT?
Right now, the cheapest carrier operating one-way flights from MIA to SAT is American Airlines. You can jet off on this route from $146. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from MIA on May 14 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
On average, you’ll only find 1 direct flight operating from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) each day. If this doesn’t work with your itinerary, check out flights with layovers. Simply filter your search on Expedia to include one or more stops to find the next best option.
What are the most popular departure times for flights from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
More travelers fly between MIA and SAT at 9 PM than at any other time of day. Rather go when it’s quieter? Consider flying outside peak hours and you’re likely to save on your ticket as well.
What day of the week has the most flights from MIA to SAT?
If you depart on a Thursday, you’ll get the biggest range of options for flights from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT).
What is the earliest flight from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
Take the earliest flight at around 9:47PM UTC-5, departing from Miami Intl. Airport (MIA). You’ll be traveling for roughly 3h 26m, arriving at San Antonio Intl. Airport (SAT) at approximately 12:13AM UTC-6.
How long does it take to fly from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
The average flight time from MIA to SAT is 3 hours and 26 minutes, covering a total distance of 1,150 mi.
What is the best time to fly from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
Opt for a flight from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for San Antonio from Miami Intl. Airport (MIA)?
San Antonio Intl. Airport (SAT) is the only airport in San Antonio with direct flights from Miami Intl. Airport (MIA). Check out the options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT) last-minute?
Booking your ticket from MIA to SAT right before your getaway is typically more expensive. But if you’re flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a MIA to SAT flight and hotel package?
Opting for a MIA to SAT flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to San Antonio Intl. Airport (SAT)?
If you reserved your MIA to SAT flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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