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 54 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 $258 (from Atlanta Hartsfield-Jackson) have been found by momondo users. In 10,041 reviews, momondo users have rated United Airlines at an average score of 7.4/10.

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 49m on average. If you fly from San Francisco (another popular airport in United States) to Casper Natrona County, then the average flight time is 7h 33m.

$268 Cheap Flights to Casper in 2026

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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.

9:38 am - 2:40 pm

OKC

CPR

6h 02m

1 stop

1:25 pm - 8:04 pm

CPR

OKC

5h 39m

1 stop

$308United Airlines

Thu, Oct 29 - Sat, Oct 31

11:30 am - 5:04 pm

OKC

CPR

6h 34m

1 stop

3:15 pm - 8:04 pm

CPR

OKC

3h 49m

1 stop

$308United Airlines

Thu, Oct 29 - Sat, Oct 31

1:34 pm - 8:27 pm

PHX

CPR

5h 53m

1 stop

7:05 am - 12:28 pm

CPR

PHX

6h 23m

1 stop

$308United Airlines

Sat, Aug 22 - Sat, Aug 29

6:00 am - 12:45 pm

PHX

CPR

5h 45m

1 stop

5:15 am - 9:04 am

CPR

PHX

4h 49m

1 stop

$308United Airlines

Thu, Aug 20 - Sun, Aug 23

11:32 am - 5:18 pm

PHX

CPR

4h 46m

1 stop

7:05 am - 10:34 am

CPR

PHX

4h 29m

1 stop

$308United Airlines

Thu, Aug 13 - Sun, Aug 16

5:00 am - 12:45 pm

LAX

CPR

6h 45m

1 stop

7:05 am - 11:37 am

CPR

LAX

5h 32m

1 stop

$308United Airlines

Fri, Aug 28 - Mon, Aug 31

5:00 am - 10:49 am

LAX

CPR

4h 49m

1 stop

10:01 am - 3:02 pm

CPR

LAX

6h 01m

1 stop

$308United Airlines

Tue, Aug 18 - Thu, Aug 27

10:53 am - 7:09 pm

LAX

CPR

7h 16m

1 stop

5:15 am - 9:32 am

CPR

LAX

5h 17m

1 stop

$308United Airlines

Wed, Sep 2 - Sun, Sep 6

5:00 am - 12:45 pm

LAX

CPR

6h 45m

1 stop

7:05 am - 11:37 am

CPR

LAX

5h 32m

1 stop

$308United Airlines

Wed, Sep 9 - Sun, Sep 13

5:00 am - 12:45 pm

SEA

CPR

6h 45m

1 stop

3:11 pm - 9:15 pm

CPR

SEA

7h 04m

1 stop

$308United Airlines

Fri, Sep 25 - Tue, Sep 29

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Oklahoma CityCasper

OKC - CPR

OKCCPR

Oklahoma City Will Rogers World

Thu 10/29

9:38 am-2:40 pm

1 stop6h 02m

Casper Natrona County

Sat 10/31

1:25 pm-8:04 pm

1 stop5h 39m

$308

Oklahoma CityCasper

OKC - CPR

OKCCPR

Oklahoma City Will Rogers World

Thu 10/29

11:30 am-5:04 pm

1 stop6h 34m

Casper Natrona County

Sat 10/31

3:15 pm-8:04 pm

1 stop3h 49m

$308

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Sat 8/22

1:34 pm-8:27 pm

1 stop5h 53m

Casper Natrona County

Sat 8/29

7:05 am-12:28 pm

1 stop6h 23m

$308

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Thu 8/20

6:00 am-12:45 pm

1 stop5h 45m

Casper Natrona County

Sun 8/23

5:15 am-9:04 am

1 stop4h 49m

$308

Quickest round-trip

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Thu 8/13

11:32 am-5:18 pm

1 stop4h 46m

Casper Natrona County

Sun 8/16

7:05 am-10:34 am

1 stop4h 29m

$308

Los AngelesCasper

LAX - CPR

LAXCPR

Los Angeles

Fri 8/28

5:00 am-12:45 pm

1 stop6h 45m

Casper Natrona County

Mon 8/31

7:05 am-11:37 am

1 stop5h 32m

$308

Los AngelesCasper

LAX - CPR

LAXCPR

Los Angeles

Tue 8/18

5:00 am-10:49 am

1 stop4h 49m

Casper Natrona County

Thu 8/27

10:01 am-3:02 pm

1 stop6h 01m

$308

Los AngelesCasper

LAX - CPR

LAXCPR

Los Angeles

Wed 9/2

10:53 am-7:09 pm

1 stop7h 16m

Casper Natrona County

Sun 9/6

5:15 am-9:32 am

1 stop5h 17m

$308

Los AngelesCasper

LAX - CPR

LAXCPR

Los Angeles

Wed 9/9

5:00 am-12:45 pm

1 stop6h 45m

Casper Natrona County

Sun 9/13

7:05 am-11:37 am

1 stop5h 32m

$308

SeattleCasper

SEA - CPR

SEACPR

Seattle/Tacoma Intl

Fri 9/25

5:00 am-12:45 pm

1 stop6h 45m

Casper Natrona County

Tue 9/29

3:11 pm-9:15 pm

1 stop7h 04m

$308

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

Prices

Other information

What is the cheapest month to fly to Casper?

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	50% cheaper	Flying from Los Angeles to Casper costs on average just $258 in March
MOST EXPENSIVE MONTH TO FLY TO CASPER FROM LOS ANGELES	May	92% more expensive	It costs about $986 for flights to Casper from Los Angeles in May
MOST POPULAR MONTH TO FLY TO CASPER FROM LOS ANGELES	August	900% more users visited	More momondo users searched in flights to Casper from Los Angeles in August than any other month

Cheap Casper flight deals and tips

Summary info about Casper flight prices, duration and airlines

Best One-Way Price	$268
Best Round-Trip Price	$308
Fastest flight time	3h 47m

The best one-way flight price to Casper from United States in the last 5 days is $268 (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 5 days is $308 (Phoenix Sky Harbor Intl to Casper Natrona County).

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The fastest flight to Casper from United States takes 3h 47m (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 July 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

Douglas

Evansville

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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.

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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.