$348+ Cheap flights from Casper to Idaho Falls (CPR - IDA)
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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — IDA
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Casper 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 Casper to Idaho Falls
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Best
Last-minute
Cheapest flights from Casper to Idaho FallsExplore the most affordable flight options available from Casper to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Casper to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/185:15 am -
1 stop4h 38m
Sun 11/225:30 pm -
1 stop4h 29m
Deal found 11/3![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
1 stop4h 38m
Sun 11/295:30 pm -
1 stop7h 35m
Deal found 11/4![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop7h 40m
Sun 11/292:35 pm -
1 stop7h 24m
Deal found 11/4![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
1 stop4h 38m
Mon 11/305:30 pm -
1 stop16h 00m
Deal found 11/4![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:15 am -
1 stop8h 13m
Sat 11/282:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop8h 38m
Sun 11/2910:35 am -
1 stop8h 18m
Deal found 11/4![United Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop8h 38m
Mon 11/305:30 pm -
1 stop16h 00m
Deal found 11/4![United Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:20 am -
1 stop5h 08m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:15 am -
1 stop4h 38m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$893
Best flights from Casper to Idaho FallsDiscover carefully curated flight deals from Casper to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Casper to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/185:15 am -
1 stop4h 38m
Sun 11/225:30 pm -
1 stop4h 29m
Deal found 11/3![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
1 stop4h 38m
Sun 11/295:30 pm -
1 stop7h 35m
Deal found 11/4![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop7h 40m
Sun 11/292:35 pm -
1 stop7h 24m
Deal found 11/4![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:20 am -
1 stop5h 08m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:15 am -
1 stop4h 38m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$893
Last-minute flights from Casper to Idaho FallsDiscover last-minute flight deals from Casper to Idaho Falls. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Casper to Idaho Falls. Data last updated November 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/185:15 am -
1 stop4h 38m
Sun 11/225:30 pm -
1 stop4h 29m
Deal found 11/3![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:15 am -
1 stop8h 13m
Sat 11/282:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop8h 38m
Sun 11/2910:35 am -
1 stop8h 18m
Deal found 11/4![United Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop8h 38m
Mon 11/305:30 pm -
1 stop16h 00m
Deal found 11/4![United Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop7h 40m
Sun 11/292:35 pm -
1 stop7h 24m
Deal found 11/4![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:15 am -
1 stop4h 38m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$893
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
1 stop4h 38m
Sun 11/295:30 pm -
1 stop7h 35m
Deal found 11/4![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
1 stop4h 38m
Mon 11/305:30 pm -
1 stop16h 00m
Deal found 11/4![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:20 am -
1 stop5h 08m
Mon 11/302:35 pm -
1 stop4h 18m
Deal found 11/4![United Airlines logo]()
$877
Find flight deals from Casper to Idaho Falls
Discover tips and strategies to find the most affordable flight options for your journey from Casper (CPR) 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Casper 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 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from Casper to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CasperIdaho Falls
CPR Casper Natrona County - IDA Idaho Falls Fanning Field
CPRIDA
Casper Natrona County
Wed 11/18
5:15 am-9:53 am
1 stop4h 38m
Idaho Falls Fanning Field
Sun 11/22
5:30 pm-9:59 pm
1 stop4h 29m
$348
CasperIdaho Falls
CPR Casper Natrona County - IDA Idaho Falls Fanning Field
CPRIDA
Casper Natrona County
Thu 11/26
5:15 am-9:53 am
1 stop4h 38m
Idaho Falls Fanning Field
Sun 11/29
5:30 pm-1:05 am
1 stop7h 35m
$527
CasperIdaho Falls
CPR Casper Natrona County - IDA Idaho Falls Fanning Field
CPRIDA
Casper Natrona County
Wed 11/25
1:29 pm-9:09 pm
1 stop7h 40m
Idaho Falls Fanning Field
Sun 11/29
2:35 pm-9:59 pm
1 stop7h 24m
$562
CasperIdaho Falls
CPR Casper Natrona County - IDA Idaho Falls Fanning Field
CPRIDA
Casper Natrona County
Mon 11/30
8:20 am-1:28 pm
1 stop5h 08m
Idaho Falls Fanning Field
Mon 11/30
2:35 pm-6:53 pm
1 stop4h 18m
$877
Quickest round-trip
CasperIdaho Falls
CPR Casper Natrona County - IDA Idaho Falls Fanning Field
CPRIDA
Casper Natrona County
Wed 11/25
5:15 am-9:53 am
1 stop4h 38m
Idaho Falls Fanning Field
Mon 11/30
2:35 pm-6:53 pm
1 stop4h 18m
$893
Sorted by cheapest first
Compare providers for flights from Casper 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 Casper to Idaho Falls in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Casper-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Casper-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Casper-Idaho Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Casper-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 Casper-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 Casper to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Casper with our price prediction graph.
CPR-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.
Related info for your journey
Find useful and relevant information for your journey from Casper to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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