Cheap Flights from Idaho Falls to Austin-Bergstrom

Compare Idaho Falls to Austin-Bergstrom flight deals

Find the cheapest month or even day of the year to fly to Austin-Bergstrom

Book the best Austin-Bergstrom fare with no extra fees

Find the cheapest month to fly from Idaho Falls to Austin-Bergstrom

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Idaho Falls to Austin-Bergstrom flights are currently cheapest in December.

Idaho Falls to Austin-Bergstrom: Alternative routes

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

Idaho Falls to Austin: Flight information

The things to know before you go.
Cheapest flight foundR 3,540
Cheapest month to flyDecember

Finding cheap flights from Idaho Falls to Austin-Bergstrom: Frequently asked questions

The best price we found for a return flight from Idaho Falls to Austin-Bergstrom is R 6,022. 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 Idaho Falls to Austin-Bergstrom. But we found flights with one or more stops from R 6,022.
As of October 2025, there are no flights flying from Idaho Falls to Austin-Bergstrom.
The cheapest month to fly from Idaho Falls to Austin-Bergstrom is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Idaho Falls Airport to Austin-Bergstrom Airport on Saturday, 1 November 2025.
No airlines currently offer direct flights between Idaho Falls Airport and Austin-Bergstrom 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 Austin-Bergstrom 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 Austin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Alaska Airlines offers the cheapest flight tickets to Austin-Bergstrom.

Travelling from Idaho Falls Regional Airport (IDA) to Austin-Bergstrom International Airport (AUS): what you need to know

  • The timezone in Austin is UTC-5, which is one hour ahead of Idaho Falls.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably board your IDA to AUS flight.

  • Be prepared for longer lines in popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Idaho Falls Regional Airport to Austin-Bergstrom International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore the city of your choice. Stopovers between IDA and AUS include:

    • Denver International Airport

    • Dallas/Fort Worth International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from Idaho Falls Regional Airport (IDA) to Austin-Bergstrom International Airport (AUS)

  • R 3,540 is the lowest price for a one-way Idaho Falls Regional Airport to Austin-Bergstrom International Airport flight. Return flights start at R 6,022. These fares can change based on demand and availability.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from IDA to AUS if you book ahead. Airlines often have some terrific early bird rates.

  • Getting cheap flights from Idaho Falls Regional Airport to Austin-Bergstrom International Airport is easier if you can be flexible with your trip dates. Use the 'Whole month' search tool to see the best prices across the month and snap up a great deal.

  • Picking up cheap flights from IDA to AUS is easy with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as a lower fare pops up.

  • Secure the right flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Idaho Falls Regional Airport to Austin-Bergstrom International Airport, use the 'Sort by' tool. You can also filter results by arrival and departure times, airline, and journey duration.

Handy information about Idaho Falls Regional Airport (IDA)

  • You'll find IDA at 2140 North Skyline.

  • Idaho Falls Regional Airport has an excellent on-time record, reducing the likelihood of delays. Departures from IDA land on schedule 80.03% of the time.

  • Idaho Falls Regional Airport is about 5 kilometres from central Idaho Falls. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • The trip when using public transport takes about 1 hour.

  • Booked an early flight from Idaho Falls Regional Airport to Austin-Bergstrom International Airport? Avoid the hassle of rushing to the airport (and get some extra shut-eye) by choosing one of these hotels close to IDA:

Arriving at Austin-Bergstrom International Airport (AUS)

Getting from Austin-Bergstrom International Airport (AUS) to central Austin

  • The address for AUS is 3600 Presidential Blvd.

  • Austin-Bergstrom International Airport to the centre of Austin has a drive time of around 25 minutes. It's approximately 19 kilometres away.

  • It typically takes 3 hours 25 minutes if you're using public transport.

When to fly to Austin-Bergstrom International Airport (AUS)

  • The quietest month for a flight from Idaho Falls Regional Airport to Austin-Bergstrom International Airport is April, while July is the most popular. Pick the ideal time to go to Austin based on whether you prefer a faster pace or a more relaxed vibe.

  • Lock in your flight from Idaho Falls Regional Airport to Austin-Bergstrom International Airport for August if you'd like to explore Austin during its warmest month. You can expect temperatures of between 23ºC (73ºF) and 41ºC (106ºF).

  • January sees average temperatures of between 3ºC (37ºF) and 19ºC (66ºF). Look for cheap tickets from IDA to AUS sometime then if you want to travel in cooler conditions.

Explore more of United States

  • You've done Austin, now it's time to discover more of United States. Travel around 241 kilometres east to Houston to tick off its top attractions. 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 on the go.

  • San Antonio is another well-known destination in United States and is around 121 kilometres south-west of Austin. No journey is complete without seeing The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

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