210 € Cheap Flights from San Antonio International to Boise

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      Travellers and cabin class, 1 Adult, Economy

      Compare San Antonio International to Boise flight deals

      Find the cheapest month or even day of the year to fly to Boise

      Book the best Boise fare with no extra fees

      Flight deals from San Antonio International to Boise

      Looking for a cheap last-minute deal or the best return flight from San Antonio International Airport to Boise Airport? If you want to travel next month, return fares start from 210 €. Find the lowest prices on one-way and return tickets right here.

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

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

      San Antonio International to Boise: Alternative routes

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

      San Antonio to Boise: Flight information

      The things to know before you go.
      Cheapest flight found210 €
      Cheapest month to flyOctober

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

      The best price we found for a return flight from San Antonio International to Boise is 210 €. 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 San Antonio International to Boise. But we found flights with one or more stops from 210 €.
      As of September 2026, there are no flights flying from San Antonio International to Boise.
      The cheapest month to fly from San Antonio International to Boise is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Boise Airport on Thursday, 15 October 2026.
      No airlines currently offer direct flights between San Antonio International Airport and Boise 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 Boise 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 Boise is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines offers the cheapest flight tickets to Boise.

      Travelling from San Antonio International Airport (SAT) to Boise Airport (BOI): what you need to know

      • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to board your SAT to BOI flight.

      • You can expect longer lines in popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a wise move.

      • We make it a cinch to book a flight with a stopover. To see your options for tickets from San Antonio International Airport to Boise Airport, deselect 'Direct flights only.' Then, pick a flight with a stop long enough to explore your chosen city. Top stopovers between SAT and BOI include:

        • Denver International Airport

        • Phoenix Sky Harbour Airport

        • Harry Reid International Airport

      Handy information about San Antonio International Airport (SAT)

      • You'll find SAT at 9800 Airport Boulevard.

      • 82% of flights leaving San Antonio International Airport reach their destination as planned. Given its reliable on-time performance, delays are unlikely when setting off from SAT.

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

      • Planning to catch public transport? Expect a trip time of around 50 minutes.

      • Get your trip off to a stress-free start by staying near SAT. Whether you're taking an early flight from San Antonio International Airport to Boise Airport or just don't like being rushed, these hotels are the answer:

      Arriving at Boise Airport (BOI)

      Getting from Boise Airport (BOI) to central Boise

      • The address for BOI is 3201 Airport Way.

      • Boise Airport to the centre of Boise has a drive time of around 15 minutes. It's approximately 6 kilometres away.

      • Getting to the centre by public transport takes roughly 30 minutes.

      When to fly to Boise Airport (BOI)

      • The quietest month for a flight from San Antonio International Airport to Boise Airport is March, while October is the most popular. Choose the ideal time to visit Boise based on whether you prefer a more fast-paced or easygoing experience.

      • The warmest month in Boise is July, with temperatures ranging between 15ºC (59ºF) and 35ºC (95ºF). Book your flights from San Antonio International Airport to Boise Airport in this month if this is the type of weather you like.

      • Look for cheap tickets from SAT to BOI in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -11ºC (12ºF) and 5ºC (41ºF) on average.

      Explore more of the United States

      • Boise has its own special appeal, but there are so many other parts of the United States waiting to be explored. Around 467 kilometres north of Boise, a trip to Spokane will keep you on the move. Don't miss top attractions like Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes.

      • Around 483 kilometres south-east of Boise, Salt Lake City is another essential stop in the United States. Get a taste of what this destination has to offer at Salt Lake Utah Temple, Temple Square and Salt Lake City Tabernacle.

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