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 49 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 $169 (from Atlanta Hartsfield-Jackson) have been found by momondo users. In 9,163 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 51m on average. If you fly from Miami (another popular airport in United States) to Casper Natrona County, then the average flight time is 9h 06m.

$129 Cheap Flights to Casper in 2026

1 adult

0 bags

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Find the cheapest flights from the United States to Casper

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:35 am - 10:53 am

DEN

CPR

1h 18mnonstop

6:08 pm - 7:36 pm

CPR

DEN

1h 28mnonstop

$169United Airlines

Wed, Feb 11 - Wed, Feb 18

7:20 pm - 8:40 pm

DEN

CPR

1h 20mnonstop

9:00 am - 10:25 am

CPR

DEN

1h 25mnonstop

$199United Airlines

Wed, Jan 28 - Sun, Feb 1

9:35 am - 10:51 am

DEN

CPR

1h 16mnonstop

5:25 am - 6:52 am

CPR

DEN

1h 27mnonstop

$229United Airlines

Fri, Mar 6 - Mon, Mar 9

2:52 pm - 7:02 pm

PHX

CPR

4h 10m

1 stop

6:08 pm - 10:50 pm

CPR

PHX

4h 42m

1 stop

$258United Airlines

Fri, Feb 13 - Fri, Feb 20

5:00 am - 12:35 pm

SEA

CPR

6h 35m

1 stop

5:25 am - 9:49 am

CPR

SEA

5h 24m

1 stop

$258United Airlines

Tue, Feb 10 - Tue, Feb 17

8:30 am - 4:54 pm

PDX

CPR

7h 24m

1 stop

5:25 am - 9:42 am

CPR

PDX

5h 17m

1 stop

$258United Airlines

Tue, Feb 10 - Tue, Feb 17

7:00 am - 10:51 am

PHX

CPR

3h 51m

1 stop

11:26 am - 7:21 pm

CPR

PHX

7h 55m

2 stops

$264United Airlines

Fri, Feb 13 - Fri, Feb 20

9:00 am - 8:40 pm

SEA

CPR

10h 40m

2 stops

5:25 am - 9:49 am

CPR

SEA

5h 24m

1 stop

$264United Airlines

Tue, Feb 10 - Tue, Feb 17

4:31 pm - 8:40 pm

PHX

CPR

4h 09m

1 stop

3:17 pm - 9:54 pm

CPR

PHX

6h 37m

1 stop

$268United Airlines

Fri, Jan 30 - Tue, Feb 3

5:00 am - 12:35 pm

SEA

CPR

6h 35m

1 stop

1:16 pm - 6:26 pm

CPR

SEA

6h 10m

1 stop

$268United Airlines

Fri, Jan 30 - Tue, Feb 3

Fly from

Route

Depart

Return

Price

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Wed 2/11

9:35 am-10:53 am

Nonstop1h 18m

Casper Natrona County

Wed 2/18

6:08 pm-7:36 pm

Nonstop1h 28m

$169

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Wed 1/28

7:20 pm-8:40 pm

Nonstop1h 20m

Casper Natrona County

Sun 2/1

9:00 am-10:25 am

Nonstop1h 25m

$199

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Fri 3/6

9:35 am-10:51 am

Nonstop1h 16m

Casper Natrona County

Mon 3/9

5:25 am-6:52 am

Nonstop1h 27m

$229

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Fri 2/13

2:52 pm-7:02 pm

1 stop4h 10m

Casper Natrona County

Fri 2/20

6:08 pm-10:50 pm

1 stop4h 42m

$258

SeattleCasper

SEA - CPR

SEACPR

Seattle/Tacoma Intl

Tue 2/10

5:00 am-12:35 pm

1 stop6h 35m

Casper Natrona County

Tue 2/17

5:25 am-9:49 am

1 stop5h 24m

$258

PortlandCasper

PDX - CPR

PDXCPR

Portland

Tue 2/10

8:30 am-4:54 pm

1 stop7h 24m

Casper Natrona County

Tue 2/17

5:25 am-9:42 am

1 stop5h 17m

$258

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Fri 2/13

7:00 am-10:51 am

1 stop3h 51m

Casper Natrona County

Fri 2/20

11:26 am-7:21 pm

2 stops7h 55m

$264

SeattleCasper

SEA - CPR

SEACPR

Seattle/Tacoma Intl

Tue 2/10

9:00 am-8:40 pm

2 stops10h 40m

Casper Natrona County

Tue 2/17

5:25 am-9:49 am

1 stop5h 24m

$264

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Fri 1/30

4:31 pm-8:40 pm

1 stop4h 09m

Casper Natrona County

Tue 2/3

3:17 pm-9:54 pm

1 stop6h 37m

$268

SeattleCasper

SEA - CPR

SEACPR

Seattle/Tacoma Intl

Fri 1/30

5:00 am-12:35 pm

1 stop6h 35m

Casper Natrona County

Tue 2/3

1:16 pm-6:26 pm

1 stop6h 10m

$268

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 absolute cheapest flight to Casper?

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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	April	29% cheaper	Flying from Los Angeles to Casper costs on average just $308 in April
MOST EXPENSIVE MONTH TO FLY TO CASPER FROM LOS ANGELES	December	71% 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	$129
Best Round-Trip Price	$169
Fastest flight time	1h 17m

The best one-way flight price to Casper from United States in the last 72 hours is $129 (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 $169 (Denver Intl to Casper Natrona County).

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The fastest flight to Casper from United States takes 1h 17m (Denver Intl to Casper Natrona County).

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Frequently asked questions about flying to Casper

When are the weather conditions best for skiing in Casper?

Typically, the best ski conditions are found in January, when the temperatures are lower and there is a chance of fresh snow. Popular places to ski in the Casper area include Jackson Hole Mountain Resort. If you are planning a ski trip to multiple mountains, Grand Targhee is a recommended attraction in the Casper area.

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 January 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?

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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.

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.

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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.