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Cheap flights from Phoenix Sky Harbor Intl Airport to Casper from $308

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Casper departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:34 pm - 8:27 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 53m1 stop Denver Intl
United Airlines Logo
6:00 pm - 10:09 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
5h 09m1 stop Denver Intl
$308United Airlines
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
3:42 pm - 9:59 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 17m1 stop Denver Intl
United Airlines Logo
4:15 pm - 8:24 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
5h 09m1 stop Denver Intl
$308United Airlines
Mon, Sep 14 - Mon, Sep 21
United Airlines Logo
6:00 am - 12:39 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 39m1 stop Denver Intl
United Airlines Logo
3:11 pm - 7:32 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
5h 21m1 stop Denver Intl
$308United Airlines
Thu, Oct 15 - Mon, Oct 19
United Airlines Logo
3:30 pm - 10:04 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 34m1 stop Denver Intl
United Airlines Logo
6:00 pm - 9:59 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
4h 59m1 stop Denver Intl
$321United Airlines
Fri, Sep 25 - Fri, Oct 2
United Airlines Logo
1:34 pm - 7:09 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
4h 35m1 stop Denver Intl
United Airlines Logo
4:15 pm - 8:24 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
5h 09m1 stop Denver Intl
$323United Airlines
Fri, Sep 4 - Tue, Sep 8
United Airlines Logo
9:23 am - 3:53 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 30m1 stop Denver Intl
United Airlines Logo
7:05 am - 12:28 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
6h 23m1 stop Denver Intl
$338United Airlines
Fri, Aug 28 - Mon, Aug 31
United Airlines Logo
9:23 am - 2:46 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
4h 23m1 stop Denver Intl
United Airlines Logo
1:26 pm - 5:10 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
4h 44m1 stop Denver Intl
$338United Airlines
Thu, Aug 27 - Mon, Aug 31
United Airlines Logo
9:23 am - 2:46 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
4h 23m1 stop Denver Intl
United Airlines Logo
4:15 pm - 10:09 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
6h 54m1 stop Denver Intl
$338United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
1:34 pm - 8:27 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
5h 53m1 stop Denver Intl
United Airlines Logo
8:45 am - 12:28 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
4h 43m1 stop Denver Intl
$338United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
6:00 am - 2:46 pmPHX  Phoenix Sky Harbor Intl-CPR Casper Natrona County
7h 46m2 stops Los Angeles Denver Intl
United Airlines Logo
11:24 am - 2:57 pmCPR  Casper Natrona County-PHX Phoenix Sky Harbor Intl
4h 33m1 stop Denver Intl
$344United Airlines
Thu, Aug 27 - Mon, Aug 31

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United Airlines flights from Phoenix Sky Harbor Intl Airport to Casper

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Casper flight tickets
United Airlines
Sep 10
PHX1:34 pmPhoenix Sky Harbor Intl
5h 53m
1 stop
CPR8:27 pmCasper Natrona County
Sep 17
CPR6:00 pmCasper Natrona County
5h 09m
1 stop
PHX10:09 pmPhoenix Sky Harbor Intl
$308
United Airlines
Sep 25
PHX3:30 pmPhoenix Sky Harbor Intl
5h 34m
1 stop
CPR10:04 pmCasper Natrona County
Oct 2
CPR6:00 pmCasper Natrona County
4h 59m
1 stop
PHX9:59 pmPhoenix Sky Harbor Intl
$321
United Airlines
Sep 4
PHX1:34 pmPhoenix Sky Harbor Intl
4h 35m
1 stop
CPR7:09 pmCasper Natrona County
Sep 8
CPR4:15 pmCasper Natrona County
5h 09m
1 stop
PHX8:24 pmPhoenix Sky Harbor Intl
$323

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to Casper that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Thu 9/10

1:34 pm-8:27 pm

1 stop5h 53m

Casper Natrona County

Thu 9/17

6:00 pm-10:09 pm

1 stop5h 09m

$308

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Mon 9/14

3:42 pm-9:59 pm

1 stop5h 17m

Casper Natrona County

Mon 9/21

4:15 pm-8:24 pm

1 stop5h 09m

$308

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Thu 10/15

6:00 am-12:39 pm

1 stop5h 39m

Casper Natrona County

Mon 10/19

3:11 pm-7:32 pm

1 stop5h 21m

$308

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Fri 9/25

3:30 pm-10:04 pm

1 stop5h 34m

Casper Natrona County

Fri 10/2

6:00 pm-9:59 pm

1 stop4h 59m

$321

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Fri 9/4

1:34 pm-7:09 pm

1 stop4h 35m

Casper Natrona County

Tue 9/8

4:15 pm-8:24 pm

1 stop5h 09m

$323

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Fri 8/28

9:23 am-3:53 pm

1 stop5h 30m

Casper Natrona County

Mon 8/31

7:05 am-12:28 pm

1 stop6h 23m

$338
Quickest round-trip

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Thu 8/27

9:23 am-2:46 pm

1 stop4h 23m

Casper Natrona County

Mon 8/31

1:26 pm-5:10 pm

1 stop4h 44m

$338

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Sat 8/29

9:23 am-2:46 pm

1 stop4h 23m

Casper Natrona County

Wed 9/2

4:15 pm-10:09 pm

1 stop6h 54m

$338

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Tue 8/25

1:34 pm-8:27 pm

1 stop5h 53m

Casper Natrona County

Sat 8/29

8:45 am-12:28 pm

1 stop4h 43m

$338

PhoenixCasper

PHX Phoenix Sky Harbor Intl - CPR Casper Natrona County

PHXCPR

Phoenix Sky Harbor Intl

Thu 8/27

6:00 am-2:46 pm

2 stops7h 46m

Casper Natrona County

Mon 8/31

11:24 am-2:57 pm

1 stop4h 33m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Casper from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Casper

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Casper?

Prices are currently low for flights on this route.

Typical prices usually range from $317 to $383.
The lowest price recently found on this route was $308.

What is the cheapest month to fly to Casper?

In general, February is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Casper. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you aren’t able to travel during the month of February, then book flights to Casper from Phoenix Sky Harbor Intl Airport during May instead. Flights to Casper in May, while not as cheap as those in February, still average around $262.

When to book flights from Phoenix Sky Harbor Intl Airport to Casper

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Casper according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Casper (PHX to CPR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Casper

Fastest flight time

4h 10m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Casper takes 4h 10m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Casper. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Casper.
Search flight deals

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Casper

  • How far is Phoenix Sky Harbor Intl to Casper Natrona County by plane?

    Phoenix Sky Harbor Intl and Casper Natrona County are 718.8 mi apart from one another. In terms of flight time, this usually takes a little over 4h 10m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Casper Natrona County Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Casper Natrona County Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Casper Natrona County Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Casper Natrona County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Casper Natrona County Airport.

  • What documentation or ID do you need to fly to Casper Natrona County Airport?

    The necessary travel and health documents for your Casper Natrona County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Casper?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Casper

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $253Free CancellationRating
7.4
10,108 reviews
Search United Airlines flights

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins
Douglas
Evansville

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Casper?

Finding the right flight to Casper from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Casper quick and easy, saving you time and money.

Can I find flights from Phoenix to Casper with flexible booking policies on momondo?

momondo does allow users to show only those flights to Casper from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to Casper?

Once you have performed a search for Phoenix to Casper flights, momondo helps you find the right one 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 from Phoenix to Casper right now. Can momondo alert me if prices change?

Price alerts on flights to Casper from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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