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Cheap flights from Spokane to Casper from $323

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Spokane to Casper departing on 4/9. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Spokane to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:05 am - 12:46 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
3:11 pm - 9:04 pm
CPR
-
GEG
6h 53m
1 stop
$323United Airlines
Thu, Apr 9 - Sat, Sep 19
United Airlines Logo
4:00 pm - 9:58 pm
GEG
-
CPR
4h 58m
1 stop
United Airlines Logo
8:45 am - 2:58 pm
CPR
-
GEG
7h 13m
1 stop
$345United Airlines
Sat, Sep 19 - Sun, Sep 20
United Airlines Logo
5:00 am - 12:41 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
7:10 am - 12:39 pm
CPR
-
GEG
6h 29m
1 stop
$379United Airlines
Sat, May 2 - Sun, May 3
United Airlines Logo
5:05 am - 10:47 am
GEG
-
CPR
4h 42m
1 stop
United Airlines Logo
9:05 am - 12:40 pm
CPR
-
GEG
4h 35m
1 stop
$398United Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
12:35 pm - 10:47 am
GEG
-
CPR
21h 12m
2 stops
United Airlines Logo
5:25 am - 12:40 pm
CPR
-
GEG
8h 15m
1 stop
$528United Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
5:00 am - 12:41 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
5:25 am - 11:16 am
CPR
-
GEG
30h 51m
2 stops
$536United Airlines
Sat, May 2 - Sun, May 3
United Airlines Logo
12:35 pm - 10:47 am
GEG
-
CPR
21h 12m
2 stops
United Airlines Logo
9:05 am - 3:15 pm
CPR
-
GEG
7h 10m
1 stop
$537United Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
4:01 pm - 10:07 pm
GEG
-
CPR
5h 06m
1 stop
United Airlines Logo
8:45 am - 10:35 am
CPR
-
GEG
26h 50m
2 stops
$587United Airlines
Thu, Apr 9 - Sat, Sep 19
United Airlines Logo
5:05 am - 12:46 pm
GEG
-
CPR
6h 41m
1 stop
United Airlines Logo
5:25 am - 11:43 am
CPR
-
GEG
31h 18m
2 stops
$612United Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
6:00 am - 9:58 pm
GEG
-
CPR
14h 58m
2 stops
United Airlines Logo
9:25 am - 2:58 pm
CPR
-
GEG
6h 33m
1 stop
$617United Airlines
Sat, Sep 19 - Sun, Sep 20

United Airlines flights from Spokane to Casper

Our best United Airlines deals on Spokane to Casper flight tickets
United Airlines
Apr 9
GEG5:05 amSpokane
6h 41m
1 stop
CPR12:46 pmCasper Natrona County
Sep 19
CPR3:11 pmCasper Natrona County
6h 53m
1 stop
GEG9:04 pmSpokane
$323
United Airlines
Sep 19
GEG4:00 pmSpokane
4h 58m
1 stop
CPR9:58 pmCasper Natrona County
Sep 20
CPR8:45 amCasper Natrona County
7h 13m
1 stop
GEG2:58 pmSpokane
$345
United Airlines
May 2
GEG5:00 amSpokane
6h 41m
1 stop
CPR12:41 pmCasper Natrona County
May 3
CPR7:10 amCasper Natrona County
6h 29m
1 stop
GEG12:39 pmSpokane
$379

momondo Fare Finder

 
Customize your flight search to find flights from Spokane 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 March 26, 2026.
Use the filters below to find and compare flights from Spokane to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 4/9

5:05 am-12:46 pm

1 stop6h 41m

Casper Natrona County

Sat 9/19

3:11 pm-9:04 pm

1 stop6h 53m

$323

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Sat 9/19

4:00 pm-9:58 pm

1 stop4h 58m

Casper Natrona County

Sun 9/20

8:45 am-2:58 pm

1 stop7h 13m

$345

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Sat 5/2

5:00 am-12:41 pm

1 stop6h 41m

Casper Natrona County

Sun 5/3

7:10 am-12:39 pm

1 stop6h 29m

$379
Quickest round-trip

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Wed 4/22

5:05 am-10:47 am

1 stop4h 42m

Casper Natrona County

Sat 4/25

9:05 am-12:40 pm

1 stop4h 35m

$398

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Wed 4/22

12:35 pm-10:47 am

2 stops21h 12m

Casper Natrona County

Sat 4/25

5:25 am-12:40 pm

1 stop8h 15m

$528

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Sat 5/2

5:00 am-12:41 pm

1 stop6h 41m

Casper Natrona County

Sun 5/3

5:25 am-11:16 am

2 stops30h 51m

$536

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Wed 4/22

12:35 pm-10:47 am

2 stops21h 12m

Casper Natrona County

Sat 4/25

9:05 am-3:15 pm

1 stop7h 10m

$537

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 4/9

4:01 pm-10:07 pm

1 stop5h 06m

Casper Natrona County

Sat 9/19

8:45 am-10:35 am

2 stops26h 50m

$587

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 4/9

5:05 am-12:46 pm

1 stop6h 41m

Casper Natrona County

Mon 4/13

5:25 am-11:43 am

2 stops31h 18m

$612

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Sat 9/19

6:00 am-9:58 pm

2 stops14h 58m

Casper Natrona County

Sun 9/20

9:25 am-2:58 pm

1 stop6h 33m

$617

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Spokane to Casper

Are you open to changing your travel dates? Check out the ideal times to fly from Spokane to Casper according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Spokane to Casper (GEG to CPR) flight deals and tips

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

Fastest flight time

4h 13m

Direct flights

None
The fastest flight from Spokane to Casper takes 4h 13m
There are no direct flights from Spokane to Casper. There are no popular flight routes from Spokane to Casper.
Search flight deals

  • How far is Spokane to Casper Natrona County by plane?

    There are 632.8 mi between Spokane and Casper Natrona County. Typically, this will take 4h 13m by plane in normal conditions.

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

    Prices for flights from Spokane Airport to Casper Natrona County Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Spokane Airport to Casper Natrona County Airport.

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

    The required travel and health documents for your Casper Natrona County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Casper Natrona County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Spokane to Casper?

Best airlines flying from Spokane to Casper

Compare and see reviews for airlines that fly from Spokane to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $297Free CancellationRating
7.4
9,484 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Spokane to Casper?

    Confirm your travel details to search for the latest offers for flights from Spokane to Casper. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Spokane to Casper with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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 Spokane to Casper?

Finding the right flight to Casper from Spokane is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Casper quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Spokane to Casper flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Spokane and Casper by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Spokane to Casper now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Casper and let you know when they change.

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