Idaho Falls

$165+ Cheap flights from Austin to Idaho Falls (AUS - IDA)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — IDA
Jul 8 — Jul 151
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Cheap flight deals from Austin to Idaho Falls

Cheapest flights from Austin to Idaho Falls
Explore the most affordable flight options available from Austin to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/5. 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.
Tue 7/147:15 am
AUS
-
IDA
1 stop6h 51m
Alaska Airlines
Tue 7/144:14 pm
IDA
-
AUS
1 stop6h 35m
Alaska Airlines
Deal found 6/5$323
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1212:47 pm
AUS
-
IDA
1 stop28h 13m
Multiple Airlines
Fri 7/1710:47 pm
IDA
-
AUS
1 stop15h 22m
Multiple Airlines
Deal found 6/5$326
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 11/147:15 am
AUS
-
IDA
1 stop7h 01m
Alaska Airlines
Wed 11/181:53 pm
IDA
-
AUS
1 stop8h 21m
Alaska Airlines
Deal found 6/4$329
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2112:12 pm
AUS
-
IDA
1 stop28h 56m
Multiple Airlines
Fri 6/2610:56 pm
IDA
-
AUS
1 stop13h 24m
Multiple Airlines
Deal found 6/4$345
This Delta deal was found by Cheapflights users on 6/4. 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.
Sat 7/46:08 pm
AUS
-
IDA
1 stop5h 23m
Delta
Sat 7/113:22 pm
IDA
-
AUS
1 stop5h 08m
Delta
Deal found 6/4$349
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1212:47 pm
AUS
-
IDA
1 stop28h 13m
Multiple Airlines
Mon 7/2010:47 pm
IDA
-
AUS
2 stops33h 45m
Multiple Airlines
Deal found 6/5$361
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:30 am
AUS
-
IDA
2 stops10h 30m
Multiple Airlines
Fri 7/1710:47 pm
IDA
-
AUS
1 stop15h 22m
Multiple Airlines
Deal found 6/5$362
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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.
Wed 7/157:15 am
AUS
-
IDA
1 stop6h 51m
Alaska Airlines
Wed 7/154:14 pm
IDA
-
AUS
1 stop6h 35m
Alaska Airlines
Deal found 6/5$368
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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.
Tue 7/147:15 am
AUS
-
IDA
1 stop6h 51m
Alaska Airlines
Thu 7/164:14 pm
IDA
-
AUS
1 stop6h 35m
Alaska Airlines
Deal found 6/5$374
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/205:39 am
AUS
-
IDA
1 stop5h 11m
United Airlines
Wed 6/242:30 pm
IDA
-
AUS
1 stop6h 27m
United Airlines
Deal found 6/4$379

Find flight deals from Austin to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Idaho Falls (IDA). 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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$323
(Alaska Airlines)

One-way from

$165
(Priceline)

Popular in

February

Cheapest in

April

Average price

$479
Provider with most accurate pricing for Austin Bergstrom-Idaho Falls Fanning Field flight deals.
Provider most trusted by Cheapflights users for Austin Bergstrom-Idaho Falls Fanning Field flights.
From Austin Bergstrom to Idaho Falls Fanning Field
One-way flight from Austin Bergstrom to Idaho Falls Fanning Field
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Idaho Falls 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 June 8, 2026.
Use the filters below to find and compare flights from Austin to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 9/5

7:15 am-1:24 pm

1 stop7h 09m

Idaho Falls Fanning Field

Sat 9/12

3:57 pm-11:59 pm

1 stop7h 02m

$329

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 7/11

8:15 am-10:32 pm

1 stop15h 17m

Idaho Falls Fanning Field

Wed 7/15

6:00 am-2:50 pm

1 stop7h 50m

$407

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Mon 7/13

5:41 pm-1:06 pm

1 stop20h 25m

Idaho Falls Fanning Field

Thu 7/16

4:14 pm-11:49 pm

1 stop6h 35m

$419

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 7/11

7:30 am-10:32 pm

2 stops16h 02m

Idaho Falls Fanning Field

Fri 7/17

6:00 am-11:25 am

1 stop4h 25m

$448
Quickest round-trip

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Mon 7/6

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Mon 7/13

5:54 pm-11:44 pm

1 stop4h 50m

$466

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 7/21

7:15 am-1:06 pm

1 stop6h 51m

Idaho Falls Fanning Field

Tue 7/28

7:15 am-9:44 pm

2 stops13h 29m

$484

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 8/18

7:00 am-1:29 pm

2 stops7h 29m

Idaho Falls Fanning Field

Sun 8/23

4:04 pm-11:59 pm

1 stop6h 55m

$487

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sun 6/28

7:15 am-1:06 pm

1 stop6h 51m

Idaho Falls Fanning Field

Sat 7/4

4:14 pm-11:49 pm

1 stop6h 35m

$489

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Mon 6/29

8:30 am-3:37 pm

1 stop8h 07m

Idaho Falls Fanning Field

Sat 7/4

4:14 pm-11:49 pm

1 stop6h 35m

$489

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Wed 6/24

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Thu 7/2

10:35 am-11:12 pm

2 stops11h 37m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 21 resultsSorted by cheapest first
1
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3

Compare providers for flights from Austin to Idaho Falls

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 Austin to Idaho Falls in June.
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 Austin-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Idaho Falls 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 Austin-Idaho Falls 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 Austin to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Austin 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.

Cheapflights Insights

Everything you need to know about your flight from Austin to Idaho Falls

How much does it cost to fly round-trip from Austin to Idaho Falls?

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated June 8, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Austin to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

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

    There are many flights that can get you from Austin to Idaho Falls in 7h 09m. Fly via Alaska Airlines or Delta to get the fastest option. Austin and Idaho Falls are separated by a distance of 1212 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $139, Delta will fly you from Austin to Idaho Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and United Airlines - these airlines can fly you to your destination from $237 and $298, respectively. Delta is currently priced 67% below the average price you’ll pay for this route.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 3 airlines flying from Austin to Idaho Falls

Discover the top 3 airlines that operate flights from Austin to Idaho Falls. 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$339FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$237Average$370FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$298Average$471FlexibilityNo cancel feeOn-time69%

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