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 December 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.

$677 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

Round-trip

Last minute

Cheap round-trip flights

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5:30 am - 9:08 pm

CPR

HNL

18h 38m2 stops

11:30 pm - 10:14 pm

HNL

CPR

19h 44m2 stops

$677United Airlines

Mon, Jan 12 - Fri, Jan 16

6:04 pm - 1:06 pm

CPR

HNL

22h 02m2 stops

10:55 pm - 8:26 pm

HNL

CPR

18h 31m2 stops

$790United Airlines

Wed, Feb 11 - Wed, Feb 18

9:00 am - 4:43 pm

CPR

HNL

10h 43m1 stop

10:55 pm - 8:26 pm

HNL

CPR

18h 31m2 stops

$850United Airlines

Wed, Feb 11 - Wed, Feb 18

9:00 am - 4:43 pm

CPR

HNL

10h 43m1 stop

10:50 pm - 12:40 pm

HNL

CPR

10h 50m1 stop

$923United Airlines

Wed, Feb 11 - Wed, Feb 18

5:30 am - 8:55 pm

CPR

HNL

18h 25m2 stops

12:45 pm - 12:35 pm

HNL

CPR

20h 50m2 stops

$948United Airlines

Tue, Jan 6 - Sat, Jan 10

1:25 pm - 7:40 pm

CPR

HNL

10h 15m1 stop

3:20 pm - 10:53 am

HNL

CPR

15h 33m2 stops

$951United Airlines

Fri, May 22 - Sat, May 30

1:25 pm - 9:36 pm

CPR

HNL

12h 11m2 stops

3:20 pm - 10:53 am

HNL

CPR

15h 33m2 stops

$1,006United Airlines

Fri, May 22 - Sat, May 30

7:00 am - 4:43 pm

CPR

HNL

12h 43m1 stop

8:40 pm - 10:53 am

HNL

CPR

11h 13m1 stop

$1,023United Airlines

Tue, Jan 20 - Tue, Jan 27

5:30 am - 5:42 pm

CPR

HNL

15h 12m2 stops

8:40 pm - 10:53 am

HNL

CPR

11h 13m1 stop

$1,027United Airlines

Tue, Jan 6 - Sat, Jan 10

1:25 pm - 7:40 pm

CPR

HNL

10h 15m1 stop

9:40 pm - 8:12 pm

HNL

CPR

18h 32m1 stop

$1,044United Airlines

Fri, May 22 - Sat, May 30

United Airlines flights from Casper to O'ahu

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

United Airlines

Jan 12

CPR5:30 amCasper Natrona County

18h 38m

2 stops

HNL9:08 pmHonolulu

Jan 16

HNL11:30 pmHonolulu

19h 44m

2 stops

CPR10:14 pmCasper Natrona County

$677

Find similar

United Airlines

Feb 11

CPR6:04 pmCasper Natrona County

22h 02m

2 stops

HNL1:06 pmHonolulu

Feb 18

HNL10:55 pmHonolulu

18h 31m

2 stops

CPR8:26 pmCasper Natrona County

$790

Find similar

United Airlines

Feb 11

CPR9:00 amCasper Natrona County

10h 43m

1 stop

HNL4:43 pmHonolulu

Feb 18

HNL10:55 pmHonolulu

18h 31m

2 stops

CPR8:26 pmCasper Natrona County

$850

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Mon 1/12

5:30 am-9:08 pm

2 stops18h 38m

Honolulu

Fri 1/16

11:30 pm-10:14 pm

2 stops19h 44m

$677

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Wed 2/11

6:04 pm-1:06 pm

2 stops22h 02m

Honolulu

Wed 2/18

10:55 pm-8:26 pm

2 stops18h 31m

$790

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Wed 2/11

9:00 am-4:43 pm

1 stop10h 43m

Honolulu

Wed 2/18

10:55 pm-8:26 pm

2 stops18h 31m

$850

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Wed 2/11

9:00 am-4:43 pm

1 stop10h 43m

Honolulu

Wed 2/18

10:50 pm-12:40 pm

1 stop10h 50m

$923

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 1/6

5:30 am-8:55 pm

2 stops18h 25m

Honolulu

Sat 1/10

12:45 pm-12:35 pm

2 stops20h 50m

$948

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 5/22

1:25 pm-7:40 pm

1 stop10h 15m

Honolulu

Sat 5/30

3:20 pm-10:53 am

2 stops15h 33m

$951

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 5/22

1:25 pm-9:36 pm

2 stops12h 11m

Honolulu

Sat 5/30

3:20 pm-10:53 am

2 stops15h 33m

$1,006

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 1/20

7:00 am-4:43 pm

1 stop12h 43m

Honolulu

Tue 1/27

8:40 pm-10:53 am

1 stop11h 13m

$1,023

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 1/6

5:30 am-5:42 pm

2 stops15h 12m

Honolulu

Sat 1/10

8:40 pm-10:53 am

1 stop11h 13m

$1,027

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Fri 5/22

1:25 pm-7:40 pm

1 stop10h 15m

Honolulu

Sat 5/30

9:40 pm-8:12 pm

1 stop18h 32m

$1,044

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 13% 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

Fastest flight time	10h 15m
Direct flights	None

The fastest flight from Casper to O'ahu takes 10h 15m

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 December 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 48.39% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet 700 at 20.97%, Canadair (Bombardier) Regional Jet CRJ-550 at 12.90%, and Embraer 175 (Enhanced Winglets) at 6.45%.

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 9,105 reviews		Search United Airlines flights

Why use momondo?

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.