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Cheap flights from Grand Junction to Casper from $303

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Junction to Casper departing on 8/28. 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

Find the cheapest flights from Grand Junction to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:12 pm - 8:27 pmGJT  Grand Junction Regnl-CPR Casper Natrona County
5h 15m1 stop Denver Intl
United Airlines Logo
5:15 am - 10:44 amCPR  Casper Natrona County-GJT Grand Junction Regnl
5h 29m1 stop Denver Intl
$308United Airlines
Fri, Aug 28 - Tue, Sep 1
United Airlines Logo
1:47 pm - 8:32 pmGJT  Grand Junction Regnl-CPR Casper Natrona County
6h 45m1 stop Denver Intl
United Airlines Logo
8:55 am - 5:39 pmCPR  Casper Natrona County-GJT Grand Junction Regnl
8h 44m1 stop Denver Intl
$348United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
11:19 am - 5:18 pmGJT  Grand Junction Regnl-CPR Casper Natrona County
5h 59m1 stop Denver Intl
United Airlines Logo
7:05 am - 12:38 pmCPR  Casper Natrona County-GJT Grand Junction Regnl
5h 33m1 stop Denver Intl
$606United Airlines
Sun, Aug 30 - Thu, Sep 3

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United Airlines flights from Grand Junction to Casper

Our best United Airlines deals on Grand Junction to Casper flight tickets
United Airlines
Aug 28
GJT3:12 pmGrand Junction Regnl
5h 15m
1 stop
CPR8:27 pmCasper Natrona County
Sep 1
CPR5:15 amCasper Natrona County
5h 29m
1 stop
GJT10:44 amGrand Junction Regnl
$308
United Airlines
Nov 7
GJT1:47 pmGrand Junction Regnl
6h 45m
1 stop
CPR8:32 pmCasper Natrona County
Nov 11
CPR8:55 amCasper Natrona County
8h 44m
1 stop
GJT5:39 pmGrand Junction Regnl
$348
United Airlines
Aug 30
GJT11:19 amGrand Junction Regnl
5h 59m
1 stop
CPR5:18 pmCasper Natrona County
Sep 3
CPR7:05 amCasper Natrona County
5h 33m
1 stop
GJT12:38 pmGrand Junction Regnl
$606

momondo Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 August 17, 2026.
Use the filters below to find and compare flights from Grand Junction to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Grand JunctionCasper

GJT Grand Junction Regnl - CPR Casper Natrona County

GJTCPR

Grand Junction Regnl

Fri 8/28

3:12 pm-8:27 pm

1 stop5h 15m

Casper Natrona County

Tue 9/1

5:15 am-10:44 am

1 stop5h 29m

$308

Grand JunctionCasper

GJT Grand Junction Regnl - CPR Casper Natrona County

GJTCPR

Grand Junction Regnl

Sat 11/7

1:47 pm-8:32 pm

1 stop6h 45m

Casper Natrona County

Wed 11/11

8:55 am-5:39 pm

1 stop8h 44m

$348

Grand JunctionCasper

GJT Grand Junction Regnl - CPR Casper Natrona County

GJTCPR

Grand Junction Regnl

Sun 8/30

11:19 am-5:18 pm

1 stop5h 59m

Casper Natrona County

Thu 9/3

7:05 am-12:38 pm

1 stop5h 33m

$606
Cheapest one-way
Quickest one-way

Grand JunctionCasper

GJT Grand Junction Regnl - CPR Casper Natrona County

GJTCPR

Grand Junction Regnl

Fri 8/28

1:40 pm-5:18 pm

1 stop3h 38m

$303

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Casper from

How to get the cheapest flight ticket from Grand Junction 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 Grand Junction Regnl to Casper Natrona County?

United Airlines is the most popular carrier operating from Grand Junction Regnl to Casper Natrona County

When to book flights from Grand Junction to Casper

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

Cheap Grand Junction to Casper (GJT to CPR) flight deals and tips

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

Best Price Found

$303

Fastest flight time

3h 38m

Direct flights

None
The best one-way flight to Casper from Grand Junction in the past 72 hours is $303. The best round-trip flight deal from Grand Junction to Casper found on momondo in the last 72 hours is $308.
The fastest flight from Grand Junction to Casper takes 3h 38m
There are no direct flights from Grand Junction to Casper. There are no popular flight routes from Grand Junction to Casper.
Search flight deals

Frequently asked questions about flying from Grand Junction to Casper

  • How far is Grand Junction Regnl to Casper Natrona County by plane?

    Grand Junction Regnl and Casper Natrona County are 285.9 mi apart from one another. Typically, this will take 3h 38m by plane in normal conditions.

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

    Prices for flights from Grand Junction Regnl Airport to Casper Natrona County Airport were last updated today.

  • How old do you have to be to fly from Grand Junction Regnl Airport to Casper Natrona County Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Grand Junction Regnl 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.

Traveling to a place near Casper?

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

Why use momondo?

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

It is quick and easy to find Grand Junction to Casper flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Casper that suits you.

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

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

How can momondo help me find flights from Grand Junction to Casper?

Once you have performed a search for Grand Junction to Casper flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Casper from Grand Junction are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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