How long is the flight from Spokane to Casper?

United Airlines can get you from Spokane to Casper in just under 6h 40m. Your travel time can differ by up to . The distance between Spokane and Casper is about 628 mi.

What is the cheapest airline to fly from Spokane to Casper round-trip?

Currently priced at $253, United Airlines will fly you from Spokane to Casper and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. United Airlines is currently priced 47% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in Casper ranges from 0.5 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Casper when rainfall is around 0.5 in.

If weather is an important factor for your trip to Casper, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from GEG to CPR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spokane to Casper as you normally would.

Most accurate provider : When it comes to deals on Spokane-Casper flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Spokane-Casper flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Spokane-Casper flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Spokane-Casper flights, Cheapflights users trust eDreams the most. eDreams 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 Spokane-Casper flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Spokane to Casper that include hotel bookings?

Yes. In addition to deals on Spokane to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Spokane to Casper?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to Casper.

Can I find deals for business class flights from Spokane to Casper?

Yes. Cheapflights offers flight deals from Spokane to Casper by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$285+ Flights from Spokane to Casper

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Cheap flight deals from Spokane to Casper

Best flights from Spokane to Casper
Discover carefully curated flight deals from Spokane to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Fri 2/205:00 amGEG - CPR

1 stop6h 40mUnited Airlines

Fri 3/63:15 pmCPR - GEG

1 stop7h 03mUnited Airlines

Deal found 12/10

$285

Thu 1/85:00 amGEG - CPR

1 stop8h 42mUnited Airlines

Mon 1/123:17 pmCPR - GEG

1 stop7h 05mUnited Airlines

Deal found 12/9

$308

Last-minute flights from Spokane to Casper
Discover last-minute flight deals from Spokane to Casper. Data last updated December 12, 2025 and is based on user searches.

Thu 1/85:00 amGEG - CPR

1 stop8h 42mUnited Airlines

Mon 1/123:17 pmCPR - GEG

1 stop7h 05mUnited Airlines

Deal found 12/9

$308

Find flight deals from Spokane to Casper

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$258 (United Airlines)
Popular in	April
Cheapest in	May
Average price	$458

Provider with most accurate pricing for Spokane-Casper Natrona County flight deals.

Search Deals

Provider most trusted by Cheapflights users for Spokane-Casper Natrona County flights.

Search Deals

From Spokane to Casper Natrona County

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($117 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Fri 2/20

5:00 am-12:40 pm

1 stop6h 40m

Casper Natrona County

Fri 3/6

3:15 pm-9:18 pm

1 stop7h 03m

$285

SpokaneCasper

GEG - CPR

GEGCPR

Spokane

Thu 1/8

5:00 am-2:42 pm

1 stop8h 42m

Casper Natrona County

Mon 1/12

3:17 pm-9:22 pm

1 stop7h 05m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Spokane to Casper

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Spokane to Casper in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Spokane-Casper flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Spokane-Casper flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Spokane-Casper flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Spokane-Casper flights, Cheapflights users trust eDreams the most. eDreams 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 Spokane-Casper 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 Spokane to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Spokane with our price prediction graph.

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 Casper

See what other customers who have flown with United Airlines from Spokane to Casper have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

United Airlines

7.4

Good

9,095 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

How long is the flight from Spokane to Casper?
United Airlines can get you from Spokane to Casper in just under 6h 40m. Your travel time can differ by up to . The distance between Spokane and Casper is about 628 mi.
What is the cheapest airline to fly from Spokane to Casper round-trip?
Currently priced at $253, United Airlines will fly you from Spokane to Casper and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. United Airlines is currently priced 47% below the average price you’ll pay for this route.
Can I find deals for flights from Spokane to Casper that include hotel bookings?
Yes. In addition to deals on Spokane to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Spokane to Casper?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to Casper.
Can I find deals for business class flights from Spokane to Casper?
Yes. Cheapflights offers flight deals from Spokane to Casper by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Spokane to Casper

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$253	Average$422	FlexibilityNo cancel fee	On-time69%

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$285+ Cheap flights from Spokane to Casper (GEG - CPR)

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Spokane to Casper with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Spokane to Casper

Best flights from Spokane to CasperDiscover carefully curated flight deals from Spokane to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Discover carefully curated flight deals from Spokane to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Find flight deals from Spokane to Casper

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Spokane to Casper that are best for you.

Compare providers for flights from Spokane to Casper

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 Spokane to Casper in December.

Best time to book a flight from Spokane to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Spokane with our price prediction graph.

Reviews of airlines servicing Casper

See what other customers who have flown with United Airlines from Spokane to Casper have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Spokane to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Spokane to Casper?

What is the cheapest airline to fly from Spokane to Casper round-trip?

Can I find deals for flights from Spokane to Casper that include hotel bookings?

How can I find direct flights from Spokane to Casper?

Can I find deals for business class flights from Spokane to Casper?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Spokane to Casper

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Spokane to Casper

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Book with Flexibility

Travel Smart

Best flights from Spokane to Casper
Discover carefully curated flight deals from Spokane to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.