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Cheap flights from Idaho to Casper from $283

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Casper departing on 5/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:20 pm - 10:07 pm
IDA
-
CPR
4h 47m
1 stop
United Airlines Logo
5:25 am - 9:53 am
CPR
-
IDA
4h 28m
1 stop
$318United Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
1:46 pm - 6:59 pm
GEG
-
CPR
4h 13m
1 stop
United Airlines Logo
3:14 pm - 9:11 pm
CPR
-
GEG
6h 57m
1 stop
$348United Airlines
Fri, Apr 24 - Sat, Apr 25
United Airlines Logo
2:30 pm - 9:58 pm
IDA
-
CPR
7h 28m
1 stop
United Airlines Logo
9:25 am - 3:29 pm
CPR
-
IDA
6h 04m
1 stop
$358United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
2:30 pm - 8:26 pm
IDA
-
CPR
5h 56m
1 stop
United Airlines Logo
7:05 am - 1:24 pm
CPR
-
IDA
6h 19m
1 stop
$374United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
2:30 pm - 9:58 pm
IDA
-
CPR
7h 28m
1 stop
United Airlines Logo
9:25 am - 3:29 pm
CPR
-
IDA
6h 04m
1 stop
$378United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
1:46 pm - 6:59 pm
GEG
-
CPR
4h 13m
1 stop
United Airlines Logo
3:14 pm - 9:16 pm
CPR
-
GEG
7h 02m
1 stop
$398United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
5:05 am - 12:46 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
3:14 pm - 9:16 pm
CPR
-
GEG
7h 02m
1 stop
$403United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
4:13 pm - 9:59 pm
GEG
-
CPR
4h 46m
1 stop
United Airlines Logo
7:05 am - 12:37 pm
CPR
-
GEG
6h 32m
1 stop
$409United Airlines
Tue, Jul 14 - Tue, Jul 21
United Airlines Logo
1:46 pm - 6:59 pm
GEG
-
CPR
4h 13m
1 stop
United Airlines Logo
7:10 am - 3:18 pm
CPR
-
GEG
9h 08m
1 stop
$418United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
5:00 am - 12:41 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
3:14 pm - 9:16 pm
CPR
-
GEG
7h 02m
1 stop
$421United Airlines
Thu, May 7 - Thu, May 14

United Airlines flights from Idaho to Casper

Our best United Airlines deals on Idaho to Casper flight tickets
United Airlines
Apr 21
IDA5:20 pmIdaho Falls Fanning Field
4h 47m
1 stop
CPR10:07 pmCasper Natrona County
Apr 25
CPR5:25 amCasper Natrona County
4h 28m
1 stop
IDA9:53 amIdaho Falls Fanning Field
$318
United Airlines
Apr 24
GEG1:46 pmSpokane
4h 13m
1 stop
CPR6:59 pmCasper Natrona County
Apr 25
CPR3:14 pmCasper Natrona County
6h 57m
1 stop
GEG9:11 pmSpokane
$348
United Airlines
Sep 1
IDA2:30 pmIdaho Falls Fanning Field
7h 28m
1 stop
CPR9:58 pmCasper Natrona County
Sep 5
CPR9:25 amCasper Natrona County
6h 04m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
$358

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Casper 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, momondo users made 832,500 searches. Data last updated April 11, 2026.
Use the filters below to find and compare flights from Idaho to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Idaho FallsCasper

IDA - CPR

IDACPR

Idaho Falls Fanning Field

Tue 4/21

5:20 pm-10:07 pm

1 stop4h 47m

Casper Natrona County

Sat 4/25

5:25 am-9:53 am

1 stop4h 28m

$318

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Fri 4/24

1:46 pm-6:59 pm

1 stop4h 13m

Casper Natrona County

Sat 4/25

3:14 pm-9:11 pm

1 stop6h 57m

$348

Idaho FallsCasper

IDA - CPR

IDACPR

Idaho Falls Fanning Field

Tue 9/1

2:30 pm-9:58 pm

1 stop7h 28m

Casper Natrona County

Sat 9/5

9:25 am-3:29 pm

1 stop6h 04m

$358

Idaho FallsCasper

IDA - CPR

IDACPR

Idaho Falls Fanning Field

Thu 4/23

2:30 pm-8:26 pm

1 stop5h 56m

Casper Natrona County

Mon 4/27

7:05 am-1:24 pm

1 stop6h 19m

$374

Idaho FallsCasper

IDA - CPR

IDACPR

Idaho Falls Fanning Field

Tue 9/1

2:30 pm-9:58 pm

1 stop7h 28m

Casper Natrona County

Sat 9/5

9:25 am-3:29 pm

1 stop6h 04m

$378

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 4/28

1:46 pm-6:59 pm

1 stop4h 13m

Casper Natrona County

Sat 5/2

3:14 pm-9:16 pm

1 stop7h 02m

$398

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 4/28

5:05 am-12:46 pm

1 stop6h 41m

Casper Natrona County

Sat 5/2

3:14 pm-9:16 pm

1 stop7h 02m

$403

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 7/14

4:13 pm-9:59 pm

1 stop4h 46m

Casper Natrona County

Tue 7/21

7:05 am-12:37 pm

1 stop6h 32m

$409

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 4/28

1:46 pm-6:59 pm

1 stop4h 13m

Casper Natrona County

Sat 5/2

7:10 am-3:18 pm

1 stop9h 08m

$418

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 5/7

5:00 am-12:41 pm

1 stop6h 41m

Casper Natrona County

Thu 5/14

3:14 pm-9:16 pm

1 stop7h 02m

$421

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Casper from

How to get the cheapest flight ticket from Idaho to Casper

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Idaho to Casper Natrona County?

United Airlines is the most popular carrier operating from Idaho to Casper Natrona County

Cheap Idaho to Casper flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Casper

Fastest flight time

5h 56m

Direct flights

None
The fastest flight from Idaho to Casper takes 5h 56m
There are no direct flights from Idaho to Casper. There are no popular flight routes from Idaho to Casper.
Search flight deals

Frequently asked questions about flying from Idaho to Casper

  • When did momondo last update prices for flights from Idaho to Casper Natrona County Airport?

    Prices for flights from Idaho to Casper Natrona County Airport refresh daily.

  • How many operators does momondo search for flights from Idaho to Casper Natrona County Airport?

  • How old do you have to be to fly from Idaho to Casper Natrona County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Casper Natrona County Airport.

  • What documentation or ID do you need to fly to Casper Natrona County Airport?

    The travel and health documents you'll need for your trip to Casper Natrona County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Casper Natrona County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Casper

Compare and see reviews for airlines that fly from Idaho to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,562 reviews
Search United Airlines flights

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins
Evansville
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Casper?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Casper for you.

Can I find flights from Idaho to Casper with flexible booking policies on momondo?

All flight searches from Idaho to Casper on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Idaho to Casper?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Casper from Idaho.

I’m not ready to book a flight from Idaho to Casper right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Casper from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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