HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'ahu

$405+ Cheap flights from Rapid City (RAP) to O'ahu

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — HNL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rapid City to O'ahu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Rapid City to O'ahu

Keep the following information in mind while searching for Rapid City to O'ahu flight deals. Data was last updated April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$765
(Delta)

One-way from

$405
(United Airlines)

Popular in

November

Cheapest in

March

Average price

$968
Provider with most accurate pricing for Rapid City-Honolulu flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Honolulu flights.
Search Deals
From Rapid City to O'ahu
Search Deals
One-way flight from Rapid City to O'ahu
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Rapid City to O'ahu

Cheapest flights from Rapid City to O'ahu
Explore the most affordable flight options available from Rapid City to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:33 amRAP - HNL
2 stops18h 01mDelta
Mon 5/191:10 pmHNL - RAP
2 stops16h 56mDelta
Deal found 4/16$765
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:47 pmRAP - HNL
2 stops22h 53mUnited Airlines
Sun 9/71:30 pmHNL - RAP
2 stops19h 00mUnited Airlines
Deal found 4/16$775
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/15:36 amRAP - HNL
2 stops18h 05mAmerican Airlines
Mon 5/510:15 pmHNL - RAP
2 stops18h 38mAmerican Airlines
Deal found 4/16$882

Cheapflights Fare Finder

Customize your flight search to find flights from Rapid City to O'ahu 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Rapid City to O'ahu that are best for you.

Fly from

Rapid City

Fly to

O'ahu

Route

Depart

Return

Price

Rapid CityHonolulu

RAP - HNL

RAPHNL

Rapid City

Mon 5/12

6:33 am-8:34 pm

2 stops18h 01m

Honolulu

Mon 5/19

1:10 pm-10:06 am

2 stops16h 56m

$765

Rapid CityHonolulu

RAP - HNL

RAPHNL

Rapid City

Tue 9/2

4:47 pm-11:40 am

2 stops22h 53m

Honolulu

Sun 9/7

1:30 pm-12:30 pm

2 stops19h 00m

$775

Rapid CityHonolulu

RAP - HNL

RAPHNL

Rapid City

Thu 5/1

5:36 am-7:41 pm

2 stops18h 05m

Honolulu

Mon 5/5

10:15 pm-8:53 pm

2 stops18h 38m

$882

Rapid CityHonolulu

RAP - HNL

RAPHNL

Rapid City

Fri 5/9

5:59 pm-11:23 am

2 stops21h 24m

$405

Rapid CityHonolulu

RAP - HNL

RAPHNL

Rapid City

Fri 5/9

6:33 am-1:43 pm

1 stop11h 10m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Best time to book a flight from Rapid City to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu from Rapid City 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.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to O'ahu

Rainfall in O'ahu by month

Plan your trip to O'ahu by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in O'ahu 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 O'ahu when rainfall is around 0.3 in.

Temperature in O'ahu by month

Plan your trip to O'ahu by taking into account the average temperature totals by month.

If weather is an important factor for your trip to O'ahu, 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).

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'ahu. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Rapid City to O'ahu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Rapid City to O'ahu?

    Rapid City (RAP), located 9.0 mi from the city center, is the airport you fly out of when you book flights from Rapid City to O'ahu.

  • Can I find deals for flights from Rapid City to O'ahu that include hotel bookings?

    Yes. In addition to deals on Rapid City to O'ahu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to O'ahu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to O'ahu.

  • Can I find deals for business class flights from Rapid City to O'ahu?

    Yes. Cheapflights offers flight deals from Rapid City to O'ahu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rapid City to O'ahu?

    Currently, November is the cheapest month in which you can book a flight from Rapid City to O'ahu (average of $469). Flying from Rapid City to O'ahu in June is currently the most expensive (average of $687). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Rapid City to O'ahu

Discover the top 2 airlines that operate flights from Rapid City to O'ahu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$646Average$1,021FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$679Average$1,006FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.