How long is the flight from Casper to Honolulu?

For as low as $680, United Airlines can have you in Honolulu from Casper in 17h 11m. The distance from Casper to Honolulu is about 3295 mi.

What is the cheapest airline to fly from Casper to Honolulu round-trip?

Cheapflights users have booked flights from Casper to Honolulu round-trip from $736.

In terms of precipitation, rainfall in Honolulu ranges from 0.3 - 3.2 inches per month. December is typically the wettest month, when rainfall can reach 3.2 in. June is typically the driest time to visit Honolulu when rainfall is around 0.3 in.

If weather is an important factor for your trip to Honolulu, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

What is the cheapest time of day to fly from CPR to HNL?

When flying from Casper to Honolulu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Casper-Honolulu flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Casper-Honolulu flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Casper-Honolulu flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Casper-Honolulu flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Casper-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Casper to Honolulu that include hotel bookings?

Yes. In addition to deals on Casper to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Casper to Honolulu?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Casper to Honolulu.

Can I find deals for business class flights from Casper to Honolulu?

Yes. Cheapflights offers flight deals from Casper to Honolulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$680+ Flights from Casper to Honolulu

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Find flight deals from Casper to Honolulu

Cheapest flights from Casper to Honolulu
Explore the most affordable flight options available from Casper to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 11/125:30 amCPR - HNL

2 stops18h 33mUnited Airlines

Sun 11/1610:50 pmHNL - CPR

2 stops20h 08mUnited Airlines

Deal found 10/28

$878

Thu 11/279:03 amCPR - HNL

2 stops35h 02mUnited Airlines

Fri 12/58:00 amHNL - CPR

2 stops11h 15mUnited Airlines

Deal found 10/27

$2,216

Thu 11/279:03 amCPR - HNL

2 stops16h 24mUnited Airlines

Sat 12/68:00 amHNL - CPR

2 stops11h 15mUnited Airlines

Deal found 10/27

$2,243

Best flights from Casper to Honolulu
Discover carefully curated flight deals from Casper to Honolulu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Thu 2/267:10 amCPR - HNL

2 stops17h 11mUnited Airlines

Mon 3/210:55 pmHNL - CPR

2 stops18h 31mUnited Airlines

Deal found 10/27

$680

Tue 1/205:30 amCPR - HNL

2 stops18h 38mUnited Airlines

Tue 1/2710:50 pmHNL - CPR

2 stops17h 26mUnited Airlines

Deal found 10/28

$680

Last-minute flights from Casper to Honolulu
Discover last-minute flight deals from Casper to Honolulu. Data last updated October 29, 2025 and is based on user searches.

Wed 11/125:30 amCPR - HNL

2 stops18h 33mUnited Airlines

Sun 11/1610:50 pmHNL - CPR

2 stops20h 08mUnited Airlines

Deal found 10/28

$878

Thu 11/279:03 amCPR - HNL

2 stops35h 02mUnited Airlines

Fri 12/58:00 amHNL - CPR

2 stops11h 15mUnited Airlines

Deal found 10/27

$2,216

Thu 11/279:03 amCPR - HNL

2 stops16h 24mUnited Airlines

Sat 12/68:00 amHNL - CPR

2 stops11h 15mUnited Airlines

Deal found 10/27

$2,243

Cheap flight deals from Casper to Honolulu

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$680 (United Airlines)

Provider with most accurate pricing for Casper Natrona County-Honolulu flight deals.

Search Deals

Provider most trusted by Cheapflights users for Casper Natrona County-Honolulu flights.

Search Deals

From Casper Natrona County to Honolulu

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Thu 2/26

7:10 am-9:21 pm

2 stops17h 11m

Honolulu

Mon 3/2

10:55 pm-8:26 pm

2 stops18h 31m

$680

CasperHonolulu

CPR - HNL

CPRHNL

Casper Natrona County

Tue 1/20

5:30 am-9:08 pm

2 stops18h 38m

Honolulu

Tue 1/27

10:50 pm-7:16 pm

2 stops17h 26m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Casper to Honolulu

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Casper to Honolulu in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Casper-Honolulu flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Casper-Honolulu flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Casper-Honolulu flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Casper-Honolulu flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Casper-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Casper to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu from Casper with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Honolulu

Read reviews from past customers who have flown United Airlines from Casper to Honolulu. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,999 reviews

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from Casper to Honolulu?
For as low as $680, United Airlines can have you in Honolulu from Casper in 17h 11m. The distance from Casper to Honolulu is about 3295 mi.
What is the cheapest airline to fly from Casper to Honolulu round-trip?
Cheapflights users have booked flights from Casper to Honolulu round-trip from $736.
Can I find deals for flights from Casper to Honolulu that include hotel bookings?
Yes. In addition to deals on Casper to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Casper to Honolulu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Casper to Honolulu.
Can I find deals for business class flights from Casper to Honolulu?
Yes. Cheapflights offers flight deals from Casper to Honolulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Casper to Honolulu

Other flights to Honolulu

Top airline flying from Casper to Honolulu

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$736	Average$962	FlexibilityNo cancel fee	On-time69%

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$680+ Cheap flights from Casper to Honolulu (CPR - HNL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Casper to Honolulu with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Casper to Honolulu

Cheapest flights from Casper to HonoluluExplore the most affordable flight options available from Casper to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Casper to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheap flight deals from Casper to Honolulu

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Casper to Honolulu that are best for you.

Compare providers for flights from Casper to Honolulu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Casper to Honolulu in October.

Best time to book a flight from Casper to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu from Casper with our price prediction graph.

Reviews of airlines servicing Honolulu

Read reviews from past customers who have flown United Airlines from Casper to Honolulu. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Casper to Honolulu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Casper to Honolulu?

What is the cheapest airline to fly from Casper to Honolulu round-trip?

Can I find deals for flights from Casper to Honolulu that include hotel bookings?

How can I find direct flights from Casper to Honolulu?

Can I find deals for business class flights from Casper to Honolulu?

Traveling to a place near Honolulu?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Casper to Honolulu

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Casper to Honolulu

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Casper to Honolulu
Explore the most affordable flight options available from Casper to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.