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Idaho Falls

$241+ 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — IDA
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap 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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$345
(Delta)

One-way from

$241
(Alaska Airlines)

Popular in

February

Cheapest in

August

Average price

$795
Provider with most accurate pricing for Austin Bergstrom-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Austin Bergstrom-Idaho Falls Fanning Field flights.
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From Austin Bergstrom to Idaho Falls Fanning Field
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One-way flight from Austin Bergstrom to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 3% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 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 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 February 22, 2025.

This Delta deal was found by Cheapflights users on 2/21. 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.
Tue 4/18:25 amAUS - IDA
1 stop4h 53mDelta
Sat 4/53:30 pmIDA - AUS
1 stop4h 31mDelta
Deal found 2/21$345
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/15:00 amAUS - IDA
2 stops9h 30mUnited Airlines
Sat 4/510:50 amIDA - AUS
2 stops11h 10mUnited Airlines
Deal found 2/21$435
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Sat 10/44:15 pmAUS - IDA
1 stop5h 53mAmerican Airlines
Wed 10/157:27 amIDA - AUS
1 stop6h 38mAmerican Airlines
Deal found 2/21$470
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 3/87:15 amAUS - IDA
1 stop9h 15mAlaska Airlines
Tue 3/184:07 pmIDA - AUS
2 stops30h 52mAlaska Airlines
Deal found 2/21$496

Find flights from Austin to Idaho Falls within your budget

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 February 22, 2025.

Fly from

Austin

Fly to

Idaho Falls

Route

Depart

Return

Price

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 4/1

8:25 am-12:18 pm

1 stop4h 53m

Idaho Falls Fanning Field

Sat 4/5

3:30 pm-9:01 pm

1 stop4h 31m

$345

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 4/1

5:00 am-1:30 pm

2 stops9h 30m

Idaho Falls Fanning Field

Sat 4/5

10:50 am-11:00 pm

2 stops11h 10m

$435

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 3/8

7:15 am-3:30 pm

1 stop9h 15m

Idaho Falls Fanning Field

Tue 3/18

4:07 pm-11:59 pm

2 stops30h 52m

$496

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Thu 4/10

6:11 pm-3:34 pm

1 stop22h 23m

$241

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Thu 4/10

5:20 am-12:16 pm

1 stop7h 56m

$299

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 3/8

5:30 am-9:06 pm

1 stop16h 36m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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 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 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.

Travel insights for flights from Austin to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Austin to Idaho Falls (average of $380). Flying from Austin to Idaho Falls in July is currently the most expensive (average of $628). 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.

Rainfall in Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 February 22, 2025.
Alaska Airlines
8.0
Very good
9,702 reviews

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
9,702 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
8,203 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
8,754 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

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 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.

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

    Currently priced at $345, 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 United Airlines and Alaska Airlines - these airlines can fly you to your destination from $435 and $496, respectively. Delta is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Austin to Idaho Falls one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $241. Users have also found prices from $299 and $540 on Delta and United Airlines, respectively.

  • 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.

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

    Currently, October is the cheapest month in which you can book a flight from Austin to Idaho Falls (average of $380). Flying from Austin to Idaho Falls in July is currently the most expensive (average of $628). 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

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Top 2 airlines flying from Austin to Idaho Falls

Discover the top 2 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$453FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$400Average$652FlexibilityNo cancel feeOn-time69%
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