$165+ 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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — AUS
Jun 13 — Jun 201
Round-trip
1 adult, Economy
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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
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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
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Best
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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 May 14, 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 May 14, 2026.
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/184:04 pm
IDA
- AUS
1 stop6h 50m
United Airlines
Tue 8/2511:04 am
AUS
- IDA
1 stop5h 19m
United Airlines
Deal found 5/12![United Airlines logo]()
$317
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:14 pm
IDA
- AUS
1 stop6h 35m
Alaska Airlines
Tue 8/254:14 pm
AUS
- IDA
1 stop7h 42m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 11/116:00 am
IDA
- AUS
2 stops8h 42m
Delta
Sat 11/1411:00 am
AUS
- IDA
2 stops8h 14m
Delta
Deal found 5/12![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:14 pm
IDA
- AUS
1 stop6h 45m
Alaska Airlines
Mon 9/285:49 pm
AUS
- IDA
1 stop20h 17m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/175:53 pm
IDA
- AUS
1 stop5h 01m
United Airlines
Tue 8/257:00 am
AUS
- IDA
2 stops9h 23m
United Airlines
Deal found 5/12![United Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/164:14 pm
IDA
- AUS
1 stop6h 35m
Alaska Airlines
Wed 6/174:17 pm
AUS
- IDA
1 stop7h 22m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$367
This Expedia deal was found by Cheapflights users on 5/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:15 am
IDA
- AUS
2 stops13h 04m
Alaska Airlines
Tue 8/254:14 pm
AUS
- IDA
1 stop7h 42m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/166:00 am
IDA
- AUS
1 stop7h 50m
Delta
Mon 7/2012:20 pm
AUS
- IDA
1 stop6h 58m
Delta
Deal found 5/12![Delta logo]()
$374
This American Airlines deal was found by Cheapflights users on 5/12. 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 8/177:00 am
IDA
- AUS
1 stop6h 47m
American Airlines
Tue 8/255:00 am
AUS
- IDA
1 stop7h 30m
American Airlines
Deal found 5/12![American Airlines logo]()
$393
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 May 14, 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 May 14, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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.
Tue 9/16:18 am
IDA
- AUS
1 stop7h 56m
Alaska Airlines
Sat 9/57:15 am
AUS
- IDA
1 stop6h 51m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:53 pm
IDA
- AUS
1 stop5h 01m
United Airlines
Tue 8/2511:04 am
AUS
- IDA
1 stop5h 19m
United Airlines
Deal found 5/10![United Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/166:00 am
IDA
- AUS
1 stop7h 50m
Delta
Mon 7/2012:20 pm
AUS
- IDA
1 stop6h 58m
Delta
Deal found 5/12![Delta logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 9/264:14 pm
IDA
- AUS
1 stop6h 45m
Alaska Airlines
Tue 9/296:00 am
AUS
- IDA
2 stops17h 56m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$397
Last-minute flights from Idaho Falls to AustinDiscover last-minute flight deals from Idaho Falls to Austin. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Austin. Data last updated May 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:00 am
IDA
- AUS
1 stop6h 53m
American Airlines
Thu 5/285:00 am
AUS
- IDA
1 stop8h 14m
American Airlines
Deal found 5/9![American Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
IDA
- AUS
2 stops12h 06m
Alaska Airlines
Thu 5/288:58 pm
AUS
- IDA
2 stops17h 19m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$489
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:54 pm
IDA
- AUS
1 stop9h 30m
Alaska Airlines
Fri 6/58:30 am
AUS
- IDA
1 stop7h 56m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 6/149:45 am
IDA
- AUS
2 stops24h 32m
Multiple Airlines
Thu 6/1811:44 am
AUS
- IDA
1 stop29h 24m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/155:54 pm
IDA
- AUS
1 stop4h 50m
United Airlines
Thu 6/185:39 am
AUS
- IDA
1 stop5h 11m
United Airlines
Deal found 5/11![United Airlines logo]()
$441
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/151:43 pm
IDA
- AUS
1 stop9h 51m
Alaska Airlines
Sat 6/204:17 pm
AUS
- IDA
1 stop7h 22m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 5/11. 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 6/156:00 am
IDA
- AUS
1 stop4h 27m
Delta
Tue 6/167:25 am
AUS
- IDA
2 stops11h 52m
Delta
Deal found 5/11![Delta logo]()
$484
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/155:54 pm
IDA
- AUS
1 stop4h 50m
United Airlines
Tue 6/165:39 am
AUS
- IDA
1 stop5h 11m
United Airlines
Deal found 5/11![United Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/164:14 pm
IDA
- AUS
1 stop6h 35m
Alaska Airlines
Wed 6/174:17 pm
AUS
- IDA
1 stop7h 22m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/164:14 pm
IDA
- AUS
1 stop6h 35m
Alaska Airlines
Fri 6/194:17 pm
AUS
- IDA
1 stop7h 22m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$423
This Expedia deal was found by Cheapflights users on 5/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/214:14 pm
IDA
- AUS
1 stop6h 35m
Alaska Airlines
Wed 6/247:15 am
AUS
- IDA
1 stop6h 51m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$483
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 May 14, 2026.
Search for one-way flight options from Idaho Falls to Austin. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
This Delta deal was found by Cheapflights users on 5/13. 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.
Thu 6/116:00 am
IDA
- AUS
1 stop4h 27m
Delta
Deal found 5/13![Delta logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Fri 6/1210:56 pm
IDA
- AUS
2 stops19h 34m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/182:31 pm
IDA
- AUS
1 stop6h 54m
United Airlines
Deal found 5/10![United Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/119:45 am
IDA
- AUS
2 stops33h 16m
Allegiant Air
Deal found 5/13![Allegiant Air logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 5/1810:21 pm
IDA
- AUS
2 stops37h 47m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:00 am
IDA
- AUS
2 stops12h 25m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 6/79:45 am
IDA
- AUS
2 stops33h 12m
Allegiant Air
Deal found 5/12![Allegiant Air logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/12. 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 6/75:54 pm
IDA
- AUS
1 stop4h 50m
United Airlines
Deal found 5/12![United Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 6/79:45 am
IDA
- AUS
3 stops35h 02m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$420
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 May 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $317 (United Airlines) |
One-way from | $165 (Delta) |
Popular in | November |
Cheapest in | June |
Average price | $377 |
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 2,558,603 searches. Data last updated May 14, 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
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Tue 9/1
6:18 am-3:14 pm
1 stop7h 56m
Austin Bergstrom
Sat 9/5
7:15 am-1:06 pm
1 stop6h 51m
$317
Quickest round-trip
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Tue 8/18
5:53 pm-11:54 pm
1 stop5h 01m
Austin Bergstrom
Tue 8/25
11:04 am-3:23 pm
1 stop5h 19m
$317
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Thu 7/16
6:00 am-2:50 pm
1 stop7h 50m
Austin Bergstrom
Mon 7/20
12:20 pm-6:18 pm
1 stop6h 58m
$374
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Sat 9/26
4:14 pm-11:59 pm
1 stop6h 45m
Austin Bergstrom
Tue 9/29
6:00 am-10:56 pm
2 stops17h 56m
$397
Cheapest one-way
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Fri 6/12
4:14 pm-11:49 pm
1 stop6h 35m
$165
Quickest one-way
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Thu 6/11
6:00 am-11:27 am
1 stop4h 27m
$165
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Fri 6/12
10:56 pm-7:30 pm
2 stops19h 34m
$183
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Mon 5/18
1:43 pm-9:54 pm
1 stop7h 11m
$235
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Thu 6/11
9:45 am-8:01 pm
2 stops33h 16m
$253
Idaho FallsAustin
IDA - AUS
IDAAUS
Idaho Falls Fanning Field
Mon 5/18
10:21 pm-1:08 pm
2 stops37h 47m
$268
Showing 1-10 of 13 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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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
What is the cheapest month to book a flight from Idaho Falls to Austin?
Currently, June is the cheapest month in which you can book a flight from Idaho Falls to Austin (average of $367). Flying from Idaho Falls to Austin in November is currently the most expensive (average of $742). 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.
How much does it cost to fly round-trip 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 May 14, 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.
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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 locationsCedar Park
Round Rock
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
Horseshoe Bay
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 May 14, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
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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 May 14, 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 May 14, 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 2,558,603 searches. Data last updated May 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$299 | Average$425 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$430 | FlexibilityNo cancel fee | On-time69% |