Which airlines fly to Casper?

When flying to Casper from United States, momondo travelers will most often fly with that one popular airline: United Airlines. Depending on what airport in United States you fly from, you may be able to find flights with that popular airline.

United Airlines Flights to Casper

United Airlines is a popular choice for users traveling to Casper. It operates 46 flights every week to Casper, most often flying from Denver Intl. United Airlines ticket prices will depend on when and where you need to fly from - deals as low as $238 (from Dallas/Fort Worth) have been found by momondo users. In 9,637 reviews, momondo users have rated United Airlines at an average score of 7.4/10.

$159 Cheap Flights to Casper in 2026

1 adult

0 bags

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Find the cheapest flights from the United States to Casper

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:20 pm - 5:34 pm

DEN

CPR

1h 14mnonstop

1:23 pm - 2:55 pm

CPR

DEN

1h 32mnonstop

$229United Airlines

Fri, Jun 12 - Sun, Jun 14

8:56 pm - 10:10 pm

DEN

CPR

1h 14mnonstop

5:25 am - 6:52 am

CPR

DEN

1h 27mnonstop

$259United Airlines

Tue, May 5 - Sat, May 9

7:40 am - 8:51 am

DEN

CPR

1h 11mnonstop

7:05 am - 8:37 am

CPR

DEN

1h 32mnonstop

$260United Airlines

Fri, Jun 19 - Sun, Jun 28

7:40 am - 8:51 am

DEN

CPR

1h 11mnonstop

9:26 am - 10:58 am

CPR

DEN

1h 32mnonstop

$299United Airlines

Wed, May 27 - Sun, May 31

7:05 pm - 8:17 pm

DEN

CPR

1h 12mnonstop

6:13 pm - 7:45 pm

CPR

DEN

1h 32mnonstop

$314United Airlines

Sat, May 9 - Sat, May 23

5:45 am - 8:51 am

DFW

CPR

4h 06m

1 stop

3:15 pm - 9:59 pm

CPR

DFW

5h 44m

1 stop

$318United Airlines

Fri, May 22 - Sun, May 24

5:00 am - 10:48 am

PDX

CPR

4h 48m

1 stop

11:15 am - 5:46 pm

CPR

PDX

7h 31m

1 stop

$318United Airlines

Wed, May 20 - Sat, May 23

5:45 am - 8:51 am

DFW

CPR

4h 06m

1 stop

1:23 pm - 9:25 pm

CPR

DFW

7h 02m

2 stops

$324United Airlines

Fri, May 22 - Sun, May 24

5:00 am - 12:42 pm

PDX

CPR

6h 42m

1 stop

1:23 pm - 8:54 pm

CPR

PDX

8h 31m

2 stops

$324United Airlines

Fri, May 29 - Sat, Jun 6

1:43 pm - 6:57 pm

DFW

CPR

6h 14m

1 stop

9:00 am - 5:02 pm

CPR

DFW

7h 02m

1 stop

$328United Airlines

Tue, May 5 - Sat, May 9

Fly from

Route

Depart

Return

Price

Cheapest round-trip

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Fri 6/12

4:20 pm-5:34 pm

Nonstop1h 14m

Casper Natrona County

Sun 6/14

1:23 pm-2:55 pm

Nonstop1h 32m

$229

Quickest round-trip

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Tue 5/5

8:56 pm-10:10 pm

Nonstop1h 14m

Casper Natrona County

Sat 5/9

5:25 am-6:52 am

Nonstop1h 27m

$259

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Fri 6/19

7:40 am-8:51 am

Nonstop1h 11m

Casper Natrona County

Sun 6/28

7:05 am-8:37 am

Nonstop1h 32m

$260

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Wed 5/27

7:40 am-8:51 am

Nonstop1h 11m

Casper Natrona County

Sun 5/31

9:26 am-10:58 am

Nonstop1h 32m

$299

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Sat 5/9

7:05 pm-8:17 pm

Nonstop1h 12m

Casper Natrona County

Sat 5/23

6:13 pm-7:45 pm

Nonstop1h 32m

$314

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Fri 5/22

5:45 am-8:51 am

1 stop4h 06m

Casper Natrona County

Sun 5/24

3:15 pm-9:59 pm

1 stop5h 44m

$318

PortlandCasper

PDX - CPR

PDXCPR

Portland

Wed 5/20

5:00 am-10:48 am

1 stop4h 48m

Casper Natrona County

Sat 5/23

11:15 am-5:46 pm

1 stop7h 31m

$318

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Fri 5/22

5:45 am-8:51 am

1 stop4h 06m

Casper Natrona County

Sun 5/24

1:23 pm-9:25 pm

2 stops7h 02m

$324

PortlandCasper

PDX - CPR

PDXCPR

Portland

Fri 5/29

5:00 am-12:42 pm

1 stop6h 42m

Casper Natrona County

Sat 6/6

1:23 pm-8:54 pm

2 stops8h 31m

$324

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Tue 5/5

1:43 pm-6:57 pm

1 stop6h 14m

Casper Natrona County

Sat 5/9

9:00 am-5:02 pm

1 stop7h 02m

$328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Casper flights insights and trends

Explore insights for your Casper flight to craft the best travel plan

How long does it take to fly to Casper?

The flight from United States to Casper depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Los Angeles (a popular airport in United States) to Casper Natrona County (the most popular airport in Casper), then the flight time is 4h 52m on average. If you fly from San Francisco (another popular airport in United States) to Casper Natrona County, then the average flight time is 6h 46m.

Cheapest flights to Casper Natrona County

Find the cheapest flights to Casper Natrona County from your nearest city or airport

Find flights from Los Angeles to Casper

CHEAPEST MONTH TO FLY TO CASPER FROM LOS ANGELES	March	36% cheaper	Flying from Los Angeles to Casper costs on average just $258 in March
MOST EXPENSIVE MONTH TO FLY TO CASPER FROM LOS ANGELES	December	84% more expensive	It costs about $739 for flights to Casper from Los Angeles in December
MOST POPULAR MONTH TO FLY TO CASPER FROM LOS ANGELES	April	100% more users visited	More momondo users searched in flights to Casper from Los Angeles in April than any other month

Cheap Casper flight deals and tips

Summary info about Casper flight prices, duration and airlines

Best One-Way Price	$159
Best Round-Trip Price	$229
Fastest flight time	1h 11m

The best one-way flight price to Casper from United States in the last 72 hours is $159 (Denver Intl to Casper Natrona County).

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The best round-trip flight price to Casper from United States in the last 72 hours is $229 (Denver Intl to Casper Natrona County).

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The fastest flight to Casper from United States takes 1h 11m (Denver Intl to Casper Natrona County).

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Frequently asked questions about flying to Casper

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

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

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

As of April 2026, there is 1 operator available to choose from for flights to Casper Natrona County Airport.

How old do you have to be to fly 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 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.

Rawlins

Evansville

Douglas

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Casper. Millions of users trust and use momondo every year so you are in good company.

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

momondo does allow users to show only those flights to Casper which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Casper?

Once you have performed a search for flights to Casper, momondo helps you find the right flight 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 to Casper right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Casper and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.