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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

Book the best Idaho Falls fare with no extra fees

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.

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.

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.‏ 1,260. 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.‏ 1,260.
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 Saturday, 7 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.

How to find cheap flights to Idaho Falls from San Antonio International

Looking for cheap tickets from San Antonio International to Idaho Falls? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from San Antonio International to Idaho Falls. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Idaho Falls from San Antonio International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best San Antonio International-Idaho Falls ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Idaho Falls from San Antonio International.
  • Set up a Price Alert. You can easily track the fare of your cheap San Antonio International-Idaho Falls flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between San Antonio International and Idaho Falls? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from San Antonio International and Idaho Falls. We scour the internet for the best Business, Premium Economy and First Class flight fares to Idaho Falls, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for San Antonio International to Idaho Falls flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Idaho Falls from San Antonio International with hotels and car hire

    Once you've secured your cheap flight ticket from San Antonio International to Idaho Falls, discover the best prices and exclusive rates for hotels in Idaho Falls or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from San Antonio to Idaho Falls

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