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 47 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 9,029 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 30m on average. If you fly from Miami (another popular airport in United States) to Casper Natrona County, then the average flight time is 7h 20m.

$169 Cheap Flights to Casper in 2025/26

1 adult

0 bags

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Find the cheapest flights from the United States to Casper

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Cheap round-trip flights

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11:20 am - 12:31 pmDEN-CPR

1h 11mnonstop

1:30 pm - 2:55 pmCPR-DEN

1h 25mnonstop

$169United Airlines

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Fri, Dec 12 - Sun, Dec 14

3:40 pm - 4:51 pmDEN-CPR

1h 11mnonstop

5:58 pm - 7:25 pmCPR-DEN

1h 27mnonstop

$184United Airlines

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Sat, Dec 6 - Thu, Dec 11

9:04 pm - 10:25 pmDEN-CPR

1h 21mnonstop

1:22 pm - 2:50 pmCPR-DEN

1h 28mnonstop

$195United Airlines

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Tue, Dec 23 - Tue, Dec 30

11:20 am - 12:31 pmDEN-CPR

1h 11mnonstop

5:30 am - 6:57 amCPR-DEN

1h 27mnonstop

$199United Airlines

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Wed, Dec 3 - Sun, Dec 7

5:40 pm - 7:01 pmDEN-CPR

1h 21mnonstop

6:10 pm - 7:40 pmCPR-DEN

1h 30mnonstop

$202United Airlines

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Fri, Jan 2 - Mon, Jan 5

7:20 pm - 8:41 pmDEN-CPR

1h 21mnonstop

7:00 am - 8:36 amCPR-DEN

1h 36mnonstop

$208United Airlines

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Thu, Dec 18 - Fri, Dec 26

7:20 pm - 8:33 pmDEN-CPR

1h 13mnonstop

5:58 pm - 7:25 pmCPR-DEN

1h 27mnonstop

$229United Airlines

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Thu, Dec 11 - Sun, Dec 14

8:30 am - 12:35 pmPHX-CPR

4h 05m1 stop

7:00 am - 1:30 pmCPR-PHX

6h 30m1 stop

$238United Airlines

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Thu, Jan 15 - Sat, Jan 17

8:30 am - 2:40 pmPDX-CPR

5h 10m1 stop

5:25 am - 9:42 amCPR-PDX

5h 17m1 stop

$238United Airlines

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Fri, Feb 20 - Sun, Feb 22

9:00 am - 4:54 pmPHX-CPR

7h 54m2 stops

5:30 am - 9:54 amCPR-PHX

4h 24m1 stop

$244United Airlines

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Thu, Jan 15 - Sat, Jan 17

Fly from

Route

Depart

Return

Price

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Fri 12/12

11:20 am-12:31 pm

Nonstop1h 11m

Casper Natrona County

Sun 12/14

1:30 pm-2:55 pm

Nonstop1h 25m

$169

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Sat 12/6

3:40 pm-4:51 pm

Nonstop1h 11m

Casper Natrona County

Thu 12/11

5:58 pm-7:25 pm

Nonstop1h 27m

$184

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Tue 12/23

9:04 pm-10:25 pm

Nonstop1h 21m

Casper Natrona County

Tue 12/30

1:22 pm-2:50 pm

Nonstop1h 28m

$195

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Wed 12/3

11:20 am-12:31 pm

Nonstop1h 11m

Casper Natrona County

Sun 12/7

5:30 am-6:57 am

Nonstop1h 27m

$199

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Fri 1/2

5:40 pm-7:01 pm

Nonstop1h 21m

Casper Natrona County

Mon 1/5

6:10 pm-7:40 pm

Nonstop1h 30m

$202

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Thu 12/18

7:20 pm-8:41 pm

Nonstop1h 21m

Casper Natrona County

Fri 12/26

7:00 am-8:36 am

Nonstop1h 36m

$208

DenverCasper

DEN - CPR

DENCPR

Denver Intl

Thu 12/11

7:20 pm-8:33 pm

Nonstop1h 13m

Casper Natrona County

Sun 12/14

5:58 pm-7:25 pm

Nonstop1h 27m

$229

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Thu 1/15

8:30 am-12:35 pm

1 stop4h 05m

Casper Natrona County

Sat 1/17

7:00 am-1:30 pm

1 stop6h 30m

$238

PortlandCasper

PDX - CPR

PDXCPR

Portland

Fri 2/20

8:30 am-2:40 pm

1 stop5h 10m

Casper Natrona County

Sun 2/22

5:25 am-9:42 am

1 stop5h 17m

$238

PhoenixCasper

PHX - CPR

PHXCPR

Phoenix Sky Harbor Intl

Thu 1/15

9:00 am-4:54 pm

2 stops7h 54m

Casper Natrona County

Sat 1/17

5:30 am-9:54 am

1 stop4h 24m

$244

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 day to depart on your flight to Casper?

The cheapest day to depart from United States to Casper is on a Saturday when prices can be found for as low as $420. The most expensive day to fly to Casper is Friday, with ticket prices averaging around $794.

What is the cheapest time of day to depart on your flight to Casper?

The cheapest time of day to fly to Casper is in the morning when flights can be purchased for as low as $680. Flights to Casper are more costly in the afternoon, with an average ticket price of $1,419. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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	25% cheaper	Flying from Los Angeles to Casper costs on average just $308 in April
MOST EXPENSIVE MONTH TO FLY TO CASPER FROM LOS ANGELES	June	45% more expensive	It costs about $598 for flights to Casper from Los Angeles in June
MOST POPULAR MONTH TO FLY TO CASPER FROM LOS ANGELES	December	1,000% more users visited	More momondo users searched in flights to Casper from Los Angeles in December than any other month

Cheap Casper flight deals and tips

Summary info about Casper flight prices, duration and airlines

Best One-Way Price	$199
Best Round-Trip Price	$169
Fastest flight time	1h 14m

The best one-way flight price to Casper from United States in the last 72 hours is $199 (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 14m (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 November 2025, 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.

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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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