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 9,602 reviews, momondo users have rated United Airlines at an average score of 7.4/10.

$273 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

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:44 pm - 5:31 pm

DFW

CPR

4h 47m

1 stop

6:01 pm - 11:38 pm

CPR

DFW

4h 37m

1 stop

$318United Airlines

Sat, Sep 19 - Sat, Sep 26

6:00 am - 10:46 am

PHX

CPR

3h 46m

1 stop

6:13 pm - 9:59 pm

CPR

PHX

4h 46m

1 stop

$318United Airlines

Fri, Jun 5 - Sun, Jun 7

4:15 pm - 10:10 pm

PDX

CPR

4h 55m

1 stop

6:10 pm - 10:54 pm

CPR

PDX

5h 44m

1 stop

$318United Airlines

Fri, May 8 - Sun, May 10

4:35 pm - 10:10 pm

LAS

CPR

4h 35m

1 stop

3:14 pm - 8:48 pm

CPR

LAS

6h 34m

1 stop

$318United Airlines

Fri, May 8 - Mon, May 11

3:30 pm - 10:10 pm

PHX

CPR

5h 40m

1 stop

9:00 am - 12:38 pm

CPR

PHX

4h 38m

1 stop

$323United Airlines

Sat, May 2 - Mon, May 4

5:30 am - 12:42 pm

LAS

CPR

6h 12m

1 stop

3:15 pm - 8:08 pm

CPR

LAS

5h 53m

1 stop

$323United Airlines

Fri, May 22 - Sun, May 24

1:44 pm - 5:31 pm

DFW

CPR

4h 47m

1 stop

3:15 pm - 10:53 pm

CPR

DFW

6h 38m

2 stops

$324United Airlines

Sat, Sep 19 - Sat, Sep 26

5:00 am - 10:48 am

PDX

CPR

4h 48m

1 stop

5:25 am - 2:06 pm

CPR

PDX

9h 41m

2 stops

$324United Airlines

Fri, May 8 - Sun, May 10

11:00 am - 5:02 pm

DFW

CPR

7h 02m

1 stop

5:25 am - 10:52 am

CPR

DFW

4h 27m

1 stop

$328United Airlines

Wed, Apr 29 - Sun, May 3

12:00 pm - 5:09 pm

PHX

CPR

4h 09m

1 stop

7:10 am - 12:38 pm

CPR

PHX

6h 28m

1 stop

$328United Airlines

Tue, Apr 28 - Sat, May 2

Fly from

Route

Depart

Return

Price

Cheapest round-trip

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Sat 9/19

1:44 pm-5:31 pm

1 stop4h 47m

Casper Natrona County

Sat 9/26

6:01 pm-11:38 pm

1 stop4h 37m

$318

Quickest round-trip

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Fri 6/5

6:00 am-10:46 am

1 stop3h 46m

Casper Natrona County

Sun 6/7

6:13 pm-9:59 pm

1 stop4h 46m

$318

PortlandCasper

PDX - CPR

PDXCPR

Portland

Fri 5/8

4:15 pm-10:10 pm

1 stop4h 55m

Casper Natrona County

Sun 5/10

6:10 pm-10:54 pm

1 stop5h 44m

$318

Las VegasCasper

LAS - CPR

LASCPR

Las Vegas Harry Reid Intl

Fri 5/8

4:35 pm-10:10 pm

1 stop4h 35m

Casper Natrona County

Mon 5/11

3:14 pm-8:48 pm

1 stop6h 34m

$318

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Sat 5/2

3:30 pm-10:10 pm

1 stop5h 40m

Casper Natrona County

Mon 5/4

9:00 am-12:38 pm

1 stop4h 38m

$323

Las VegasCasper

LAS - CPR

LASCPR

Las Vegas Harry Reid Intl

Fri 5/22

5:30 am-12:42 pm

1 stop6h 12m

Casper Natrona County

Sun 5/24

3:15 pm-8:08 pm

1 stop5h 53m

$323

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Sat 9/19

1:44 pm-5:31 pm

1 stop4h 47m

Casper Natrona County

Sat 9/26

3:15 pm-10:53 pm

2 stops6h 38m

$324

PortlandCasper

PDX - CPR

PDXCPR

Portland

Fri 5/8

5:00 am-10:48 am

1 stop4h 48m

Casper Natrona County

Sun 5/10

5:25 am-2:06 pm

2 stops9h 41m

$324

DallasCasper

DFW - CPR

DFWCPR

Dallas/Fort Worth

Wed 4/29

11:00 am-5:02 pm

1 stop7h 02m

Casper Natrona County

Sun 5/3

5:25 am-10:52 am

1 stop4h 27m

$328

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Tue 4/28

12:00 pm-5:09 pm

1 stop4h 09m

Casper Natrona County

Sat 5/2

7:10 am-12:38 pm

1 stop6h 28m

$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 47m on average. If you fly from San Francisco (another popular airport in United States) to Casper Natrona County, then the average flight time is 4h 48m.

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	$273
Best Round-Trip Price	$318
Fastest flight time	3h 48m

The best one-way flight price to Casper from United States in the last 72 hours is $273 (Phoenix Sky Harbor 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 $318 (Dallas/Fort Worth to Casper Natrona County).

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The fastest flight to Casper from United States takes 3h 48m (Phoenix Sky Harbor 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.