$324+ Cheap flights from Louisville to Idaho Falls (SDF - 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IDA
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Idaho Falls 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 Louisville to Idaho Falls
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Best
Last-minute
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Cheapest flights from Louisville to Idaho FallsExplore the most affordable flight options available from Louisville to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from Louisville to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
This United Airlines deal was found by Cheapflights users on 6/11. 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 8/248:00 am
SDF
- IDA
1 stop7h 29m
United Airlines
Sat 8/292:25 pm
IDA
- SDF
1 stop6h 06m
United Airlines
Deal found 6/11![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:20 pm
SDF
- IDA
1 stop7h 48m
United Airlines
Sat 10/312:35 pm
IDA
- SDF
1 stop5h 22m
United Airlines
Deal found 6/13![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:15 am
SDF
- IDA
2 stops10h 09m
United Airlines
Wed 10/282:35 pm
IDA
- SDF
1 stop5h 22m
United Airlines
Deal found 6/9![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/136:00 am
SDF
- IDA
2 stops11h 34m
United Airlines
Mon 6/152:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/9![United Airlines logo]()
$493
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/77:00 am
SDF
- IDA
1 stop6h 32m
American Airlines
Sun 10/111:43 pm
IDA
- SDF
1 stop7h 12m
American Airlines
Deal found 6/10![American Airlines logo]()
$602
This American Airlines deal was found by Cheapflights users on 6/12. 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 10/197:14 pm
SDF
- IDA
1 stop19h 06m
American Airlines
Mon 10/262:20 pm
IDA
- SDF
2 stops16h 45m
American Airlines
Deal found 6/12![American Airlines logo]()
$622
This Delta deal was found by Cheapflights users on 6/11. 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 8/2412:35 pm
SDF
- IDA
2 stops7h 45m
Delta
Sat 8/2911:35 am
IDA
- SDF
2 stops9h 18m
Delta
Deal found 6/11![Delta logo]()
$672
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/226:38 am
SDF
- IDA
1 stop7h 45m
American Airlines
Mon 7/2712:53 pm
IDA
- SDF
1 stop7h 11m
American Airlines
Deal found 6/9![American Airlines logo]()
$675
Best flights from Louisville to Idaho FallsDiscover carefully curated flight deals from Louisville to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Louisville to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/247:55 am
SDF
- IDA
1 stop7h 29m
United Airlines
Wed 10/282:35 pm
IDA
- SDF
1 stop5h 22m
United Airlines
Deal found 6/10![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:24 pm
SDF
- IDA
2 stops8h 55m
Delta
Thu 10/81:10 pm
IDA
- SDF
2 stops8h 52m
Delta
Deal found 6/10![Delta logo]()
$836
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:20 pm
SDF
- IDA
1 stop7h 48m
United Airlines
Sat 10/312:35 pm
IDA
- SDF
1 stop5h 22m
United Airlines
Deal found 6/13![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/86:00 am
SDF
- IDA
2 stops13h 19m
United Airlines
Tue 7/142:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/11![United Airlines logo]()
$782
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/88:00 am
SDF
- IDA
1 stop7h 24m
United Airlines
Sun 10/114:05 pm
IDA
- SDF
1 stop20h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$792
This deal was found by Cheapflights users on 6/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:25 pm
SDF
- IDA
1 stop7h 42m
United Airlines
Mon 7/272:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/11![United Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/75:15 am
SDF
- IDA
2 stops10h 09m
United Airlines
Sun 10/114:05 pm
IDA
- SDF
1 stop20h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$838
Last-minute flights from Louisville to Idaho FallsDiscover last-minute flight deals from Louisville to Idaho Falls. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Idaho Falls. Data last updated June 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/138:00 am
SDF
- IDA
1 stop7h 25m
United Airlines
Mon 6/152:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/9![United Airlines logo]()
$488
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 7/26:38 am
SDF
- IDA
1 stop7h 45m
American Airlines
Thu 7/161:53 pm
IDA
- SDF
1 stop7h 53m
American Airlines
Deal found 6/12![American Airlines logo]()
$742
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 7/23:25 pm
SDF
- IDA
1 stop7h 42m
United Airlines
Thu 7/162:30 pm
IDA
- SDF
2 stops7h 29m
United Airlines
Deal found 6/12![United Airlines logo]()
$913
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/74:03 pm
SDF
- IDA
1 stop8h 08m
American Airlines
Sun 7/121:53 pm
IDA
- SDF
1 stop7h 53m
American Airlines
Deal found 6/9![American Airlines logo]()
$760
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/71:18 pm
SDF
- IDA
2 stops11h 21m
Alaska Airlines
Sun 7/127:15 am
IDA
- SDF
2 stops12h 49m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$893
This Priceline deal was found by Cheapflights users on 6/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:09 am
SDF
- IDA
2 stops13h 30m
Alaska Airlines
Tue 7/147:15 am
IDA
- SDF
2 stops12h 49m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$701
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:54 pm
SDF
- IDA
1 stop8h 17m
American Airlines
Tue 7/141:53 pm
IDA
- SDF
1 stop7h 53m
American Airlines
Deal found 6/11![American Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/86:00 am
SDF
- IDA
2 stops13h 19m
United Airlines
Tue 7/142:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/11![United Airlines logo]()
$782
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/226:38 am
SDF
- IDA
1 stop7h 45m
American Airlines
Mon 7/2712:53 pm
IDA
- SDF
1 stop7h 11m
American Airlines
Deal found 6/9![American Airlines logo]()
$675
This deal was found by Cheapflights users on 6/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:25 pm
SDF
- IDA
1 stop7h 42m
United Airlines
Mon 7/272:30 pm
IDA
- SDF
1 stop6h 29m
United Airlines
Deal found 6/11![United Airlines logo]()
$821
One-way flights from Louisville to Idaho FallsSearch for one-way flight options from Louisville to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Louisville to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 7/276:48 am
SDF
- IDA
1 stop8h 35m
American Airlines
Deal found 6/9![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:22 pm
SDF
- IDA
2 stops10h 10m
Delta
Deal found 6/10![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:25 pm
SDF
- IDA
1 stop7h 42m
United Airlines
Deal found 6/13![United Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:18 pm
SDF
- IDA
2 stops11h 21m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/111:06 am
SDF
- IDA
2 stops13h 33m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:25 pm
SDF
- IDA
1 stop20h 25m
United Airlines
Deal found 6/9![United Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 7/16:51 am
SDF
- IDA
1 stop9h 05m
American Airlines
Deal found 6/12![American Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 6/9. 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.
Mon 7/272:22 pm
SDF
- IDA
2 stops10h 10m
Delta
Deal found 6/9![Delta logo]()
$563
Find flight deals from Louisville to Idaho Falls
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $365 (United Airlines) |
One-way from | $324 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville 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 14, 2026.
Use the filters below to find and compare flights from Louisville to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Sat 10/24
7:55 am-1:24 pm
1 stop7h 29m
Idaho Falls Fanning Field
Wed 10/28
2:35 pm-9:57 pm
1 stop5h 22m
$419
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Tue 10/27
3:20 pm-9:08 pm
1 stop7h 48m
Idaho Falls Fanning Field
Sat 10/31
2:35 pm-9:57 pm
1 stop5h 22m
$419
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Wed 7/8
6:00 am-5:19 pm
2 stops13h 19m
Idaho Falls Fanning Field
Tue 7/14
2:30 pm-10:59 pm
1 stop6h 29m
$782
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Thu 10/8
8:00 am-1:24 pm
1 stop7h 24m
Idaho Falls Fanning Field
Sun 10/11
4:05 pm-2:34 pm
1 stop20h 29m
$792
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Wed 7/22
3:25 pm-9:07 pm
1 stop7h 42m
Idaho Falls Fanning Field
Mon 7/27
2:30 pm-10:59 pm
1 stop6h 29m
$821
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Wed 10/7
3:24 pm-10:19 pm
2 stops8h 55m
Idaho Falls Fanning Field
Thu 10/8
1:10 pm-12:02 am
2 stops8h 52m
$836
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Wed 10/7
5:15 am-1:24 pm
2 stops10h 09m
Idaho Falls Fanning Field
Sun 10/11
4:05 pm-2:34 pm
1 stop20h 29m
$838
Cheapest one-way
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Wed 10/7
12:53 pm-10:19 pm
2 stops11h 26m
$329
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Tue 7/7
2:22 pm-10:32 pm
2 stops10h 10m
$329
Quickest one-way
LouisvilleIdaho Falls
SDF - IDA
SDFIDA
Louisville Intl
Mon 7/27
8:00 am-1:25 pm
1 stop7h 25m
$369
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Louisville 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 Louisville to Idaho Falls in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Idaho Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Louisville with our price prediction graph.
SDF-IDA
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.
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 14, 2026.
Get a feel of what it's like to fly with United Airlines from Louisville 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.
Comfort
7.3
Boarding
7.7
Food
6.6
Overall
7.4
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Boarding
7.7
Food
6.6
Overall
7.4
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Louisville to Idaho Falls. 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 Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsRexburg
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Other flights to Idaho Falls
Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 14, 2026.
Louisville and Idaho Falls flights
Browse other Louisville and Idaho Falls flight options. Last updated on June 14, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Louisville to Idaho Falls
Discover the top airline that operate flights from Louisville 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$341 | Average$482 | FlexibilityNo cancel fee | On-time69% |