Cheap Flights from San Antonio International to Idaho Falls

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Compare San Antonio International to Idaho Falls flight deals

Find the cheapest month or even day of the year to fly to Idaho Falls

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Flight deals from San Antonio International to Idaho Falls

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

Find the cheapest month to fly from San Antonio International to Idaho Falls

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

San Antonio International to Idaho Falls: Alternative routes

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

San Antonio to Idaho Falls: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 602
Cheapest month to flyJune

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

The best price we found for a return flight from San Antonio International to Idaho Falls is ر.ق.‏ 1,428. 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 Idaho Falls. But we found flights with one or more stops from ر.ق.‏ 1,428.
As of May 2025, there are no flights flying from San Antonio International to Idaho Falls.
The cheapest month to fly from San Antonio International to Idaho Falls is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Idaho Falls Airport on Thursday, 12 June 2025.
No airlines currently offer direct flights between San Antonio International Airport and Idaho Falls 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 Idaho Falls 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 Idaho Falls is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Idaho Falls.

Flying from San Antonio International Airport (SAT) to Idaho Falls Regional Airport (IDA): what you need to know

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

  • Flying during a peak time like July? Major public holidays and other high seasons can result in longer lines at security. Play it safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

  • If you'd like to add a stop to your trip, just uncheck 'Direct flights only' when searching for your ticket from San Antonio International Airport to Idaho Falls Regional Airport. These are the most popular stopovers between SAT and IDA:

    • Denver International Airport

    • Phoenix Sky Harbour International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to Idaho Falls Regional Airport (IDA)

  • ر.ق.‏ 602 is currently the lowest price for a one-way San Antonio International Airport to Idaho Falls Regional Airport flight. Return flights start at ر.ق.‏ 1,428. These fares may change based on demand and availability.

  • It's usually smart to book in advance if you want to get cheap tickets from SAT to IDA. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • If you can be flexible with your trip dates, use the 'Whole month' search function. It'll show you the cheapest price in each month when searching for a flight from San Antonio International Airport to Idaho Falls Regional Airport.

  • Spend less time searching for cheap flights from SAT to IDA by creating a Price Alert. You'll receive an email or notification through the app when a special offer becomes available.

  • Find the perfect flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from San Antonio International Airport to Idaho Falls Regional Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about San Antonio International Airport (SAT)

  • You'll find SAT at 9800 Airport Boulevard.

  • San Antonio International Airport scores top marks for its on-time performance. 83.17% of flights that depart SAT reach their destination without delay.

  • San Antonio International Airport is around 19 kilometres from central San Antonio. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The journey when using public transport usually takes 1 hour 30 minutes.

  • Need a convenient hotel close to SAT? If you're catching an early flight from San Antonio International Airport to Idaho Falls Regional Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Idaho Falls Regional Airport (IDA)

  • The last thing you need is a lengthy journey to your hotel if you're landing late on a San Antonio International Airport to Idaho Falls Regional Airport flight. Stay at one of these accommodation options near IDA instead:

  • Pick up an Idaho Falls Regional Airport rental car and discover Idaho Falls and beyond with your own set of wheels. Budget, Avis and Alamo are top providers to choose from here.

  • Reserve your vehicle from Idaho Falls Regional Airport a few weeks ahead to secure the best deal. If you're travelling during a peak period, it's wise to book even earlier.

Getting from Idaho Falls Regional Airport (IDA) to central Idaho Falls

  • IDA is located at 2140 North Skyline.

  • Idaho Falls Regional Airport is roughly 5 kilometres from the centre of Idaho Falls. The drive time takes around 10 minutes.

  • Travelling on public transport takes roughly 1 hour.

When to fly to Idaho Falls Regional Airport (IDA)

  • It's time to plan your dates for your flight from San Antonio International Airport to Idaho Falls Regional Airport. July is the busiest month to head to Idaho Falls. If you're after a more laid-back vibe, go in February.

  • The warmest month in Idaho Falls is July, with temperatures ranging between 11ºC and 35ºC. Book your flights from San Antonio International Airport to Idaho Falls Regional Airport in this month if this is the type of weather you like.

  • Look for cheap tickets from SAT to IDA in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -15ºC and 1ºC on average.

Explore more of United States

  • You've done Idaho Falls, now it's time to discover other corners of United States. Journey around 306 kilometres south to Salt Lake City to tick off its leading attractions. From Temple Square to Utah State Capitol and Red Butte Garden, there's plenty to keep you on the go.

  • Boise is another must-experience destination in United States and is around 338 kilometres west of Idaho Falls. No journey is complete without experiencing Idaho State Capitol Building, Old Idaho Penitentiary and Zoo Boise.

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