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$178+ Cheap flights from Idaho Falls to Austin (IDA - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — AUS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Idaho Falls to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$344
(Delta)

One-way from

$178
(Delta)

Popular in

April

Cheapest in

August

Average price

$302
Provider with most accurate pricing for Idaho Falls Fanning Field-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Austin Bergstrom flights.
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From Idaho Falls Fanning Field to Austin Bergstrom
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One-way flight from Idaho Falls Fanning Field to Austin Bergstrom
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Highest demand for flights based on searches. 32% potential increase in price ($271 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Idaho Falls to Austin

Cheapest flights from Idaho Falls to Austin
Explore the most affordable flight options available from Idaho Falls to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/171:00 pmIDA - AUS
1 stop7h 04mDelta
Tue 3/256:09 amAUS - IDA
2 stops17h 24mDelta
Deal found 2/20$344
This Alaska Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/44:11 pmIDA - AUS
1 stop13h 04mAlaska Airlines
Sat 4/53:59 pmAUS - IDA
1 stop7h 36mAlaska Airlines
Deal found 2/19$413
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/255:48 pmIDA - AUS
1 stop5h 10mUnited Airlines
Sat 3/295:30 amAUS - IDA
1 stop5h 04mUnited Airlines
Deal found 2/20$425
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/712:58 pmIDA - AUS
1 stop8h 12mAmerican Airlines
Tue 3/116:16 pmAUS - IDA
1 stop19h 12mAmerican Airlines
Deal found 2/19$518
This United deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/212:30 pmIDA - AUS
2 stops7h 33mMultiple Airlines
Sun 2/237:15 amAUS - IDA
1 stop9h 15mMultiple Airlines
Deal found 2/19$886

Find flights from Idaho Falls to Austin within your budget

Customize your flight search to find flights from Idaho Falls to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Idaho Falls

Fly to

Austin

Route

Depart

Return

Price

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Mon 3/17

1:00 pm-9:04 pm

1 stop7h 04m

Austin Bergstrom

Tue 3/25

6:09 am-10:33 pm

2 stops17h 24m

$344

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Fri 4/4

4:11 pm-6:15 am

1 stop13h 04m

Austin Bergstrom

Sat 4/5

3:59 pm-10:35 pm

1 stop7h 36m

$413

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Tue 3/25

5:48 pm-11:58 pm

1 stop5h 10m

Austin Bergstrom

Sat 3/29

5:30 am-9:34 am

1 stop5h 04m

$425

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Fri 3/7

12:58 pm-10:10 pm

1 stop8h 12m

Austin Bergstrom

Tue 3/11

6:16 pm-12:28 pm

1 stop19h 12m

$518

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Fri 4/4

6:55 pm-12:36 am

1 stop4h 41m

$178

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Fri 4/4

10:50 am-3:26 pm

2 stops27h 36m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Idaho Falls to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Austin in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Idaho Falls-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Idaho Falls to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Idaho Falls to Austin

Get recent, data-driven insights about flights from Idaho Falls to Austin including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho Falls to Austin?

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Austin (average of $286). Flying from Idaho Falls to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IDA to AUS?

Find hourly flight availability from Idaho Falls to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s typically best to fly out from Idaho Falls to Austin at noon. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Austin by month

Plan your trip to Austin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

Plan your trip to Austin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Austin, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Idaho Falls to Austin round-trip?

    Delta, at $344, was found to be the cheapest airline from Idaho Falls to Austin.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Delta is 39% cheaper than the other options available to this destination.

  • Can I find deals for flights from Idaho Falls to Austin that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Austin.

  • Can I find deals for business class flights from Idaho Falls to Austin?

    Yes. Cheapflights offers flight deals from Idaho Falls to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Austin?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Austin (average of $286). Flying from Idaho Falls to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
San Marcos
Georgetown
Seguin
Fredericksburg
Cedar Park
Pflugerville
Canyon Lake
Bastrop
Round Rock
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho Falls to Austin

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Top 3 airlines flying from Idaho Falls to Austin

Discover the top 3 airlines that operate flights from Idaho Falls to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$249Average$453FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$575FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$358Average$733FlexibilityNo cancel feeOn-time69%
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