When did momondo last update prices for flights from Casper Natrona County Airport to O'ahu?

Prices for flights from Casper Natrona County Airport to O'ahu are updated daily.

How many operators does momondo search for flights from Casper Natrona County Airport to O'ahu?

The number of operators available for flights from Casper Natrona County Airport to O'ahu is 1 as of November 2025.

How old do you have to be to fly from Casper Natrona County Airport to O'ahu?

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 from Casper Natrona County Airport to O'ahu.

What documentation or ID do you need to fly to O'ahu?

The travel and health documents required for your trip to O'ahu can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at O'ahu. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$648 Cheap Flights from Casper to O'ahu in 2025/26

1 adult

0 bags

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Find the cheapest flights from Casper to O'ahu

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Cheap round-trip flights

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5:25 am - 9:21 pmCPR-HNL

18h 56m2 stops

10:55 pm - 8:26 pmHNL-CPR

18h 31m2 stops

$659United Airlines

Find Deal

Thu, Feb 26 - Mon, Mar 2

1:16 pm - 1:03 pmCPR-HNL

26h 47m2 stops

10:50 pm - 8:40 pmHNL-CPR

18h 50m2 stops

$676United Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

7:00 am - 9:08 pmCPR-HNL

17h 08m2 stops

10:50 pm - 10:14 pmHNL-CPR

20h 24m2 stops

$702United Airlines

Find Deal

Thu, Jan 15 - Mon, Jan 19

9:00 am - 4:43 pmCPR-HNL

10h 43m1 stop

10:50 pm - 4:54 pmHNL-CPR

15h 04m2 stops

$821United Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

9:00 am - 9:21 pmCPR-HNL

15h 21m2 stops

8:45 pm - 10:51 amHNL-CPR

11h 06m1 stop

$841United Airlines

Find Deal

Thu, Feb 26 - Mon, Mar 2

9:00 am - 4:43 pmCPR-HNL

10h 43m1 stop

8:40 pm - 10:53 amHNL-CPR

11h 13m1 stop

$923United Airlines

Find Deal

Thu, Jan 15 - Mon, Jan 19

9:00 am - 4:43 pmCPR-HNL

10h 43m1 stop

8:40 pm - 10:53 amHNL-CPR

11h 13m1 stop

$933United Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

7:10 am - 4:46 pmCPR-HNL

12h 36m1 stop

10:50 pm - 12:40 pmHNL-CPR

10h 50m1 stop

$1,023United Airlines

Find Deal

Thu, Feb 26 - Mon, Mar 2

6:10 pm - 8:42 pmCPR-HNL

29h 32m1 stop

10:50 pm - 10:51 amHNL-CPR

9h 01m1 stop

$1,126United Airlines

Find Deal

Tue, Dec 23 - Tue, Dec 30

6:10 pm - 6:48 pmCPR-HNL

27h 38m1 stop

11:59 pm - 4:59 pmHNL-CPR

14h 00m2 stops

$1,131United Airlines

Find Deal

Tue, Dec 23 - Tue, Dec 30

United Airlines flights from Casper to O'ahu

Our best United Airlines deals on Casper to O'ahu flight tickets

United Airlines

Feb 26

CPR5:25 amCasper Natrona County

18h 56m

2 stops

HNL9:21 pmHonolulu

Mar 2

HNL10:55 pmHonolulu

18h 31m

2 stops

CPR8:26 pmCasper Natrona County

$659

Find similar

United Airlines

Jan 16

CPR1:16 pmCasper Natrona County

26h 47m

2 stops

HNL1:03 pmHonolulu

Jan 19

HNL10:50 pmHonolulu

18h 50m

2 stops

CPR8:40 pmCasper Natrona County

$676

Find similar

United Airlines

Jan 15

CPR7:00 amCasper Natrona County

17h 08m

2 stops

HNL9:08 pmHonolulu

Jan 19

HNL10:50 pmHonolulu

20h 24m

2 stops

CPR10:14 pmCasper Natrona County

$702

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 2/26

5:25 am-9:21 pm

2 stops18h 56m

Honolulu

Mon 3/2

10:55 pm-8:26 pm

2 stops18h 31m

$659

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 1/16

1:16 pm-1:03 pm

2 stops26h 47m

Honolulu

Mon 1/19

10:50 pm-8:40 pm

2 stops18h 50m

$676

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 1/15

7:00 am-9:08 pm

2 stops17h 08m

Honolulu

Mon 1/19

10:50 pm-10:14 pm

2 stops20h 24m

$702

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 1/16

9:00 am-4:43 pm

1 stop10h 43m

Honolulu

Mon 1/19

10:50 pm-4:54 pm

2 stops15h 04m

$821

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 2/26

9:00 am-9:21 pm

2 stops15h 21m

Honolulu

Mon 3/2

8:45 pm-10:51 am

1 stop11h 06m

$841

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 1/15

9:00 am-4:43 pm

1 stop10h 43m

Honolulu

Mon 1/19

8:40 pm-10:53 am

1 stop11h 13m

$923

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 1/16

9:00 am-4:43 pm

1 stop10h 43m

Honolulu

Mon 1/19

8:40 pm-10:53 am

1 stop11h 13m

$933

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 2/26

7:10 am-4:46 pm

1 stop12h 36m

Honolulu

Mon 3/2

10:50 pm-12:40 pm

1 stop10h 50m

$1,023

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 12/23

6:10 pm-8:42 pm

1 stop29h 32m

Honolulu

Tue 12/30

10:50 pm-10:51 am

1 stop9h 01m

$1,126

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 12/23

6:10 pm-6:48 pm

1 stop27h 38m

Honolulu

Tue 12/30

11:59 pm-4:59 pm

2 stops14h 00m

$1,131

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Casper to O'ahu

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 cheapest day to depart on your flight to O'ahu?

According to our data, Monday is the cheapest day to fly to O'ahu from Casper. The lowest ticket price found for a Monday departure recently was $1,075. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to O'ahu on Friday is $1,095.

What is the cheapest time of day to depart on your flight to O'ahu?

According to our data, the cheapest time of day to fly to O'ahu is in the morning. momondo users have found flights departing from Casper to O'ahu in the morning for as low as $1,075. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,115.

Can stopping save me money on Casper to O'ahu flights?

You could potentially save up to 49% on your flight if you consider stops on a Casper to O'ahu flight.

Cheap Casper to O'ahu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Casper to O'ahu

Direct flights	None

There are no direct flights from Casper to O'ahu. There are no popular flight routes from Casper to O'ahu.

Search flight deals

When did momondo last update prices for flights from Casper Natrona County Airport to O'ahu?
Prices for flights from Casper Natrona County Airport to O'ahu are updated daily.
How many operators does momondo search for flights from Casper Natrona County Airport to O'ahu?
The number of operators available for flights from Casper Natrona County Airport to O'ahu is 1 as of November 2025.
How old do you have to be to fly from Casper Natrona County Airport to O'ahu?
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 from Casper Natrona County Airport to O'ahu.
What documentation or ID do you need to fly to O'ahu?
The travel and health documents required for your trip to O'ahu can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at O'ahu. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Casper to O'ahu?
momondo data reveals that the most frequently booked plane model on the route from Casper to O'ahu is Canadair (Bombardier) Regional Jet, representing 36.96% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet 700 at 28.26%, Canadair (Bombardier) Regional Jet CRJ-550 at 8.70%, and Embraer 175 (Enhanced Winglets) at 4.35%.

Best airlines flying from Casper to O'ahu

Compare and see reviews for airlines that fly from Casper to O'ahu with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $736	Free Cancellation	Rating 7.4 9,002 reviews		Search United Airlines flights

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Why should I use momondo to find a flight deal from Casper to O'ahu?

It is quick and easy to find Casper to O'ahu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to O'ahu that suits you.

Can I find flights from Casper to O'ahu with flexible booking policies on momondo?

Yes. All flights to O'ahu from Casper on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Casper to O'ahu?

Once all potential Casper to O'ahu flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Casper to O'ahu right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Casper to O'ahu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to O'ahu and let you know when they change.