$220+ Cheap flights from Idaho Falls to Austin (IDA - AUS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — AUS
Dec 10 — Dec 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho Falls to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho Falls to Austin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho Falls to AustinExplore 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 November 10, 2026.
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 November 10, 2026.
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 12/81:41 pm -
1 stop7h 33m
Mon 12/1412:31 pm -
1 stop5h 34m
Deal found 11/6![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 12/86:51 am -
2 stops11h 24m
Tue 12/1512:31 pm -
1 stop5h 34m
Deal found 11/6![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/72:40 pm -
2 stops7h 35m
Mon 12/145:15 am -
2 stops9h 22m
Deal found 11/7![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:41 pm -
1 stop7h 33m
Mon 12/144:21 pm -
1 stop6h 28m
Deal found 11/5![American Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:40 pm -
2 stops7h 35m
Mon 12/145:15 am -
2 stops9h 22m
Deal found 11/5![United Airlines logo]()
$461
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/146:00 am -
1 stop7h 40m
Mon 12/143:43 pm -
1 stop8h 13m
Deal found 11/6![Alaska Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 11/6. 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 11/1710:35 am -
1 stop5h 23m
Tue 12/110:45 am -
1 stop5h 44m
Deal found 11/6![United Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 11/176:36 am -
2 stops9h 29m
Tue 12/14:41 pm -
1 stop6h 10m
Deal found 11/6![American Airlines logo]()
$529
Best flights from Idaho Falls to AustinDiscover carefully curated flight deals from Idaho Falls to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Idaho Falls to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:40 pm -
1 stop5h 37m
Mon 12/147:30 am -
1 stop7h 07m
Deal found 11/5![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/136:18 am -
1 stop7h 06m
Fri 1/154:28 pm -
1 stop6h 21m
Deal found 11/5![American Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/146:00 am -
1 stop7h 40m
Mon 12/143:43 pm -
1 stop8h 13m
Deal found 11/6![Alaska Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/72:40 pm -
1 stop5h 37m
Mon 12/147:30 am -
1 stop7h 07m
Deal found 11/7![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 12/88:00 am -
1 stop6h 31m
Mon 12/1412:57 pm -
2 stops11h 05m
Deal found 11/6![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/112:40 pm -
1 stop5h 37m
Mon 12/147:30 am -
1 stop7h 07m
Deal found 11/5![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 11/226:02 am -
1 stop7h 08m
Thu 11/268:34 am -
1 stop7h 35m
Deal found 11/8![Alaska Airlines logo]()
$554
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Fri 11/203:46 pm -
1 stop7h 13m
Tue 11/247:15 am -
1 stop7h 03m
Deal found 11/5![Alaska Airlines logo]()
$639
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Sun 11/222:35 pm -
1 stop5h 23m
Thu 11/265:15 am -
2 stops9h 25m
Deal found 11/7![United Airlines logo]()
$609
Last-minute flights from Idaho Falls to AustinDiscover last-minute flight deals from Idaho Falls to Austin. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Austin. Data last updated November 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/6. 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 11/1710:35 am -
1 stop5h 23m
Tue 12/110:45 am -
1 stop5h 44m
Deal found 11/6![United Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 11/176:36 am -
2 stops9h 29m
Tue 12/14:41 pm -
1 stop6h 10m
Deal found 11/6![American Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/72:40 pm -
2 stops7h 35m
Mon 12/145:15 am -
2 stops9h 22m
Deal found 11/7![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 12/81:41 pm -
1 stop7h 33m
Mon 12/1412:31 pm -
1 stop5h 34m
Deal found 11/6![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Tue 12/86:51 am -
2 stops11h 24m
Tue 12/1512:31 pm -
1 stop5h 34m
Deal found 11/6![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:40 pm -
2 stops7h 35m
Mon 12/145:15 am -
2 stops9h 22m
Deal found 11/5![United Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:41 pm -
1 stop7h 33m
Mon 12/144:21 pm -
1 stop6h 28m
Deal found 11/5![American Airlines logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/146:00 am -
1 stop7h 40m
Mon 12/143:43 pm -
1 stop8h 13m
Deal found 11/6![Alaska Airlines logo]()
$487
One-way flights from Idaho Falls to AustinSearch for one-way flight options from Idaho Falls to Austin. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Idaho Falls to Austin. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Priceline deal was found by Cheapflights users on 11/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:55 pm -
1 stop7h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Alaska Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 11/167:47 pm -
2 stops22h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$230
This Travelocity deal was found by Cheapflights users on 11/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
2 stops13h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Alaska Airlines logo]()
$250
This American Airlines deal was found by Cheapflights users on 11/10. 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.
Mon 11/166:36 am -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![American Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 11/9. 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 11/176:00 am -
2 stops8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$270
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Thu 12/317:00 am -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![United Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 11/7. 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.
Thu 12/313:42 pm -
3 stops26h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 11/7. 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.
Tue 12/11:51 pm -
3 stops51h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Tue 11/176:04 am -
3 stops51h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$906
This Kiwi.com deal was found by Cheapflights users on 11/7. 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.
Wed 11/183:55 pm -
3 stops47h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$1,033
Find 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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (American Airlines) |
One-way from | $220 (Priceline) |
Popular in | November |
Cheapest in | August |
Average price | $760 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from Idaho Falls to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Thu 12/31
3:55 pm-11:59 pm
1 stop7h 04m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$220
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Wed 11/18
1:11 pm-9:41 pm
1 stop7h 30m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$265
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Tue 11/17
6:04 am-2:31 pm
1 stop7h 27m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$265
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Tue 11/17
6:00 am-3:05 pm
2 stops8h 05m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$270
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Tue 12/1
1:54 pm-11:14 pm
1 stop8h 20m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$270
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Mon 11/16
7:47 pm-7:26 pm
3 stops46h 39m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$307
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Thu 12/31
7:00 am-7:15 pm
2 stops11h 15m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$323
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Thu 12/10
2:40 pm-9:17 pm
1 stop5h 37m
Austin Bergstrom
Mon 12/14
7:30 am-1:37 pm
1 stop7h 07m
$389
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Wed 1/13
6:18 am-2:24 pm
1 stop7h 06m
Austin Bergstrom
Fri 1/15
4:28 pm-9:49 pm
1 stop6h 21m
$389
Idaho FallsAustin
IDA Idaho Falls Fanning Field - AUS Austin Bergstrom
IDAAUS
Idaho Falls Fanning Field
Mon 12/7
2:40 pm-9:17 pm
1 stop5h 37m
Austin Bergstrom
Mon 12/14
7:30 am-1:37 pm
1 stop7h 07m
$389
Showing 1-10 of 18 resultsSorted by cheapest first
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 November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
IDA-AUS
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 Idaho Falls to Austin
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 November 10, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Idaho Falls to Austin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Georgetown
Dripping Springs
Seguin
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Austin flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Idaho Falls
Popular flights
Alternative routes for Idaho Falls to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho Falls to Austin by cabin class
Find flights from Idaho Falls to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho Falls and Austin flights
Browse other Idaho Falls and Austin flight options. Last updated on November 10, 2026.
Other flights from Idaho Falls
Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Idaho Falls to Austin
Discover the top 2 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 7,457,451 searches. Data last updated November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$269 | Average$450 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$316 | Average$509 | FlexibilityNo cancel fee | On-time69% |