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?

As of December 2025, there is 1 operator available to choose from 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.

$179 Cheap Flights from Spokane to Casper in 2025/26

1 adult

0 bags

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Find the cheapest flights from Spokane to Casper

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 12:35 pm

GEG

CPR

6h 35m1 stop

1:16 pm - 9:22 pm

CPR

GEG

9h 06m1 stop

$328United Airlines

Tue, Jan 20 - Sat, Jan 24

5:00 am - 12:35 pm

GEG

CPR

6h 35m1 stop

1:16 pm - 9:22 pm

CPR

GEG

9h 06m1 stop

$333United Airlines

Thu, Jan 8 - Mon, Jan 12

1:48 pm - 10:14 pm

GEG

CPR

7h 26m1 stop

6:04 pm - 10:44 am

CPR

GEG

17h 40m2 stops

$422United Airlines

Thu, Jan 8 - Mon, Jan 12

6:53 am - 10:14 pm

GEG

CPR

14h 21m2 stops

5:30 am - 12:46 pm

CPR

GEG

8h 16m1 stop

$427United Airlines

Tue, Jan 20 - Sat, Jan 24

United Airlines flights from Spokane to Casper

Our best United Airlines deals on Spokane to Casper flight tickets

United Airlines

Jan 20

GEG5:00 amSpokane

6h 35m

1 stop

CPR12:35 pmCasper Natrona County

Jan 24

CPR1:16 pmCasper Natrona County

9h 06m

1 stop

GEG9:22 pmSpokane

$328

Find similar

United Airlines

Jan 8

GEG5:00 amSpokane

6h 35m

1 stop

CPR12:35 pmCasper Natrona County

Jan 12

CPR1:16 pmCasper Natrona County

9h 06m

1 stop

GEG9:22 pmSpokane

$333

Find similar

United Airlines

Jan 8

GEG1:48 pmSpokane

7h 26m

1 stop

CPR10:14 pmCasper Natrona County

Jan 12

CPR6:04 pmCasper Natrona County

17h 40m

2 stops

GEG10:44 amSpokane

$422

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 1/20

5:00 am-12:35 pm

1 stop6h 35m

Casper Natrona County

Sat 1/24

1:16 pm-9:22 pm

1 stop9h 06m

$328

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 1/8

5:00 am-12:35 pm

1 stop6h 35m

Casper Natrona County

Mon 1/12

1:16 pm-9:22 pm

1 stop9h 06m

$333

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 1/8

1:48 pm-10:14 pm

1 stop7h 26m

Casper Natrona County

Mon 1/12

6:04 pm-10:44 am

2 stops17h 40m

$422

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Tue 1/20

6:53 am-10:14 pm

2 stops14h 21m

Casper Natrona County

Sat 1/24

5:30 am-12:46 pm

1 stop8h 16m

$427

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Spokane 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 day to depart on your flight to Casper?

The cheapest day to depart from Spokane to Casper is on a Saturday when prices can be found for as low as $238. The most expensive day to fly to Casper is Tuesday, with ticket prices averaging around $603.

What is the cheapest time of day to depart on your flight to Casper?

The cheapest time of day to fly to Casper is in the afternoon when flights can be purchased for as low as $244. Flights to Casper are more costly at noon, with an average ticket price of $458. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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	6h 35m
Direct flights	None

The fastest flight from Spokane to Casper takes 6h 35m

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 6h 35m 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?
As of December 2025, there is 1 operator available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Spokane to Casper is United Airlines (100% of total bookings).

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 Airlines	PriceFrom $253	Free Cancellation	Rating 7.4 9,102 reviews		Search United Airlines flights

Rawlins

Evansville

Douglas

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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.