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 48 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 10,209 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 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 6h 50m.

$268 Cheap Flights to Casper in 2026/27

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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.

5:00 am - 12:39 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

6h 39m1 stop Denver Intl

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

$308United Airlines

Thu, Oct 22 - Thu, Oct 29

12:43 pm - 6:54 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

5h 11m1 stop Denver Intl

6:00 pm - 10:59 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

5h 59m1 stop Denver Intl

$308United Airlines

Thu, Oct 1 - Mon, Oct 5

6:21 pm - 10:04 pmDFW Dallas/Fort Worth-CPR Casper Natrona County

4h 43m1 stop Denver Intl

5:15 am - 10:45 amCPR Casper Natrona County-DFW Dallas/Fort Worth

4h 30m1 stop Denver Intl

$308United Airlines

Fri, Oct 2 - Sun, Oct 4

5:45 am - 8:59 amDFW Dallas/Fort Worth-CPR Casper Natrona County

4h 14m1 stop Denver Intl

5:15 am - 10:45 amCPR Casper Natrona County-DFW Dallas/Fort Worth

4h 30m1 stop Denver Intl

$308United Airlines

Fri, Oct 2 - Sun, Oct 4

6:00 am - 10:48 amPHX Phoenix Sky Harbor Intl-CPR Casper Natrona County

3h 48m1 stop Denver Intl

5:15 am - 9:07 amCPR Casper Natrona County-PHX Phoenix Sky Harbor Intl

4h 52m1 stop Denver Intl

$308United Airlines

Fri, Oct 16 - Sun, Oct 18

10:40 am - 5:11 pmSLC Salt Lake City-CPR Casper Natrona County

6h 31m1 stop Denver Intl

5:15 am - 9:34 amCPR Casper Natrona County-SLC Salt Lake City

4h 19m1 stop Denver Intl

$308United Airlines

Fri, Oct 2 - Sun, Oct 4

2:27 pm - 8:17 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

4h 50m1 stop Denver Intl

1:20 pm - 9:59 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

9h 39m2 stops Denver Intl Los Angeles Los Angeles

$314United Airlines

Thu, Oct 1 - Mon, Oct 5

5:00 am - 10:48 amSEA Seattle/Tacoma Intl-CPR Casper Natrona County

4h 48m1 stop Denver Intl

1:29 pm - 9:50 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

9h 21m2 stops Denver Intl Los Angeles Los Angeles

$314United Airlines

Thu, Oct 22 - Thu, Oct 29

8:15 am - 12:45 pmSLC Salt Lake City-CPR Casper Natrona County

4h 30m1 stop Denver Intl

5:15 am - 9:34 amCPR Casper Natrona County-SLC Salt Lake City

4h 19m1 stop Denver Intl

$318United Airlines

Sat, Sep 26 - Wed, Sep 30

5:00 am - 12:39 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

6h 39m1 stop Denver Intl

5:15 am - 10:01 amCPR Casper Natrona County-SEA Seattle/Tacoma Intl

5h 46m1 stop Denver Intl

$328United Airlines

Tue, Oct 13 - Tue, Oct 20

Cheap last minute flights

Enter your travel dates to find the best prices.

5:45 am - 8:50 amDFW Dallas/Fort Worth-CPR Casper Natrona County

4h 05m1 stop Denver Intl

7:05 am - 12:52 pmCPR Casper Natrona County-DFW Dallas/Fort Worth

4h 47m1 stop Denver Intl

$433United Airlines

Wed, Sep 16 - Sun, Sep 20

5:20 am - 8:50 amSLC Salt Lake City-CPR Casper Natrona County

3h 30m1 stop Denver Intl

4:15 pm - 9:09 pmCPR Casper Natrona County-SLC Salt Lake City

4h 54m1 stop Denver Intl

$439United Airlines

Fri, Sep 18 - Sun, Sep 20

8:40 am - 12:35 pmAUS Austin Bergstrom-CPR Casper Natrona County

4h 55m1 stop Denver Intl

5:15 am - 11:16 amCPR Casper Natrona County-AUS Austin Bergstrom

5h 01m1 stop Denver Intl

$488United Airlines

Wed, Sep 16 - Sun, Sep 20

4:10 pm - 9:59 pmAUS Austin Bergstrom-CPR Casper Natrona County

6h 49m2 stops Houston George Bush Intcntl Denver Intl

7:05 am - 12:55 pmCPR Casper Natrona County-AUS Austin Bergstrom

4h 50m1 stop Denver Intl

$494United Airlines

Wed, Sep 16 - Sun, Sep 20

4:23 pm - 9:59 pmCLT Charlotte Douglas-CPR Casper Natrona County

7h 36m1 stop Denver Intl

8:45 am - 9:31 pmCPR Casper Natrona County-CLT Charlotte Douglas

10h 46m1 stop Denver Intl

$523United Airlines

Sat, Sep 19 - Sat, Sep 26

10:25 am - 9:59 pmCLT Charlotte Douglas-CPR Casper Natrona County

13h 34m2 stops Washington, D.C. Dulles Intl Denver Intl

7:15 am - 3:14 pmCPR Casper Natrona County-CLT Charlotte Douglas

5h 59m1 stop Denver Intl

$529United Airlines

Sat, Sep 19 - Sat, Sep 26

5:45 am - 10:49 amDFW Dallas/Fort Worth-CPR Casper Natrona County

6h 04m1 stop Denver Intl

5:15 am - 5:51 pmCPR Casper Natrona County-DFW Dallas/Fort Worth

11h 36m2 stops Denver Intl Houston George Bush Intcntl

$534United Airlines

Wed, Sep 16 - Sun, Sep 20

10:25 am - 6:59 pmCLT Charlotte Douglas-CPR Casper Natrona County

10h 34m2 stops Washington, D.C. Dulles Intl Denver Intl

1:26 pm - 11:56 pmCPR Casper Natrona County-CLT Charlotte Douglas

8h 30m2 stops Denver Intl Washington, D.C. Dulles Intl

$534United Airlines

Sat, Sep 19 - Sat, Sep 26

4:23 pm - 9:59 pmCLT Charlotte Douglas-CPR Casper Natrona County

7h 36m1 stop Denver Intl

8:45 am - 9:31 pmCPR Casper Natrona County-CLT Charlotte Douglas

10h 46m1 stop Denver Intl

$543United Airlines

Sat, Sep 19 - Sat, Sep 26

6:44 am - 6:59 pmCLT Charlotte Douglas-CPR Casper Natrona County

14h 15m2 stops Chicago O'Hare Intl Denver Intl

1:26 pm - 9:31 pmCPR Casper Natrona County-CLT Charlotte Douglas

6h 05m1 stop Denver Intl

$549United Airlines

Sat, Sep 19 - Sat, Sep 26

Fly from

Route

Depart

Return

Price

Cheapest round-trip

SeattleCasper

SEA Seattle/Tacoma Intl - CPR Casper Natrona County

SEACPR

Seattle/Tacoma Intl

Thu 10/22

5:00 am-12:39 pm

1 stop6h 39m

Casper Natrona County

Thu 10/29

5:57 pm-11:15 pm

1 stop6h 18m

$308

SeattleCasper

SEA Seattle/Tacoma Intl - CPR Casper Natrona County

SEACPR

Seattle/Tacoma Intl

Thu 10/1

12:43 pm-6:54 pm

1 stop5h 11m

Casper Natrona County

Mon 10/5

6:00 pm-10:59 pm

1 stop5h 59m

$308

DallasCasper

DFW Dallas/Fort Worth - CPR Casper Natrona County

DFWCPR

Dallas/Fort Worth

Fri 10/2

6:21 pm-10:04 pm

1 stop4h 43m

Casper Natrona County

Sun 10/4

5:15 am-10:45 am

1 stop4h 30m

$308

DallasCasper

DFW Dallas/Fort Worth - CPR Casper Natrona County

DFWCPR

Dallas/Fort Worth

Fri 10/2

5:45 am-8:59 am

1 stop4h 14m

Casper Natrona County

Sun 10/4

5:15 am-10:45 am

1 stop4h 30m

$308

Quickest round-trip

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Fri 10/16

6:00 am-10:48 am

1 stop3h 48m

Casper Natrona County

Sun 10/18

5:15 am-9:07 am

1 stop4h 52m

$308

Salt Lake CityCasper

SLC Salt Lake City - CPR Casper Natrona County

SLCCPR

Salt Lake City

Fri 10/2

10:40 am-5:11 pm

1 stop6h 31m

Casper Natrona County

Sun 10/4

5:15 am-9:34 am

1 stop4h 19m

$308

SeattleCasper

SEA Seattle/Tacoma Intl - CPR Casper Natrona County

SEACPR

Seattle/Tacoma Intl

Thu 10/1

2:27 pm-8:17 pm

1 stop4h 50m

Casper Natrona County

Mon 10/5

1:20 pm-9:59 pm

2 stops9h 39m

$314

SeattleCasper

SEA Seattle/Tacoma Intl - CPR Casper Natrona County

SEACPR

Seattle/Tacoma Intl

Thu 10/22

5:00 am-10:48 am

1 stop4h 48m

Casper Natrona County

Thu 10/29

1:29 pm-9:50 pm

2 stops9h 21m

$314

Salt Lake CityCasper

SLC Salt Lake City - CPR Casper Natrona County

SLCCPR

Salt Lake City

Sat 9/26

8:15 am-12:45 pm

1 stop4h 30m

Casper Natrona County

Wed 9/30

5:15 am-9:34 am

1 stop4h 19m

$318

SeattleCasper

SEA Seattle/Tacoma Intl - CPR Casper Natrona County

SEACPR

Seattle/Tacoma Intl

Tue 10/13

5:00 am-12:39 pm

1 stop6h 39m

Casper Natrona County

Tue 10/20

5:15 am-10:01 am

1 stop5h 46m

$328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Casper flights insights and trends

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Prices

Other information

What is the cheapest month to fly to Casper?

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	November	46% cheaper	Flying from Los Angeles to Casper costs on average just $254 in November
MOST EXPENSIVE MONTH TO FLY TO CASPER FROM LOS ANGELES	May	112% 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	600% 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	4h 03m

The best one-way flight price to Casper from United States in the last 5 days is $268 (Seattle/Tacoma Intl to Casper Natrona County).

Search Deals

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).

Search Deals

The fastest flight to Casper from United States takes 4h 03m (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 September 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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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.

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.