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Cheap flights from Rapid City to Kaua'i from $456

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Kaua'i departing on 2/18. 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
0 bags

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Find the cheapest flights from Rapid City to Kaua'i

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 7:55 pm
RAP
-
LIH
16h 55m2 stops
Delta Logo
10:55 pm - 3:44 pm
LIH
-
RAP
13h 49m2 stops
$456Delta
Wed, Feb 18 - Thu, Feb 26
Delta Logo
6:00 am - 7:55 pm
RAP
-
LIH
16h 55m2 stops
Delta Logo
10:45 pm - 3:25 pm
LIH
-
RAP
13h 40m2 stops
$648Delta
Mon, Jan 12 - Wed, Jan 14
United Airlines Logo
4:40 pm - 12:54 pm
RAP
-
LIH
23h 14m2 stops
United Airlines Logo
2:10 pm - 3:22 pm
LIH
-
RAP
22h 12m2 stops
$814United Airlines
Mon, Jan 12 - Wed, Jan 14
United Airlines Logo
2:52 pm - 10:44 pm
RAP
-
LIH
34h 52m2 stops
United Airlines Logo
8:40 pm - 11:12 am
LIH
-
RAP
11h 32m1 stop
$835United Airlines
Wed, Feb 18 - Thu, Feb 26
United Airlines Logo
8:30 am - 5:04 pm
RAP
-
LIH
11h 34m1 stop
United Airlines Logo
8:40 pm - 11:12 am
LIH
-
RAP
11h 32m1 stop
$933United Airlines
Wed, Feb 18 - Thu, Feb 26
United Airlines Logo
4:40 pm - 12:54 pm
RAP
-
LIH
23h 14m2 stops
United Airlines Logo
8:30 pm - 11:25 am
LIH
-
RAP
11h 55m1 stop
$978United Airlines
Mon, Jan 26 - Tue, Jan 27
United Airlines Logo
4:40 pm - 12:54 pm
RAP
-
LIH
23h 14m2 stops
United Airlines Logo
5:05 pm - 11:25 am
LIH
-
RAP
15h 20m2 stops
$1,107United Airlines
Mon, Jan 26 - Tue, Jan 27
United Airlines Logo
7:00 am - 5:04 pm
RAP
-
LIH
13h 04m1 stop
United Airlines Logo
8:30 pm - 11:25 am
LIH
-
RAP
11h 55m1 stop
$1,153United Airlines
Mon, Jan 12 - Wed, Jan 14
American Airlines Logo
5:36 am - 5:32 pm
RAP
-
LIH
14h 56m2 stops
American Airlines Logo
9:00 pm - 1:52 pm
LIH
-
RAP
13h 52m3 stops
$1,170American Airlines
Wed, Feb 18 - Thu, Feb 26
United Airlines Logo
8:30 am - 10:23 pm
RAP
-
LIH
16h 53m2 stops
United Airlines Logo
8:30 pm - 11:25 am
LIH
-
RAP
11h 55m1 stop
$1,226United Airlines
Mon, Jan 12 - Wed, Jan 14

Delta flights from Rapid City to Kaua'i

Our best Delta deals on Rapid City to Kaua'i flight tickets
Delta
Feb 18
RAP6:00 amRapid City
16h 55m
2 stops
LIH7:55 pmLihue
Feb 26
LIH10:55 pmLihue
13h 49m
2 stops
RAP3:44 pmRapid City
$456
Find similar
Delta
Jan 12
RAP6:00 amRapid City
16h 55m
2 stops
LIH7:55 pmLihue
Jan 14
LIH10:45 pmLihue
13h 40m
2 stops
RAP3:25 pmRapid City
$648
Find similar

United Airlines flights from Rapid City to Kaua'i

Our best United Airlines deals on Rapid City to Kaua'i flight tickets
United Airlines
Jan 12
RAP4:40 pmRapid City
23h 14m
2 stops
LIH12:54 pmLihue
Jan 14
LIH2:10 pmLihue
22h 12m
2 stops
RAP3:22 pmRapid City
$814
Find similar
United Airlines
Feb 18
RAP2:52 pmRapid City
34h 52m
2 stops
LIH10:44 pmLihue
Feb 26
LIH8:40 pmLihue
11h 32m
1 stop
RAP11:12 amRapid City
$835
Find similar
United Airlines
Feb 18
RAP8:30 amRapid City
11h 34m
1 stop
LIH5:04 pmLihue
Feb 26
LIH8:40 pmLihue
11h 32m
1 stop
RAP11:12 amRapid City
$933
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to Kaua'i 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 December 4, 2025.
Use the filters below to find and compare flights from Rapid City to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Wed 2/18

6:00 am-7:55 pm

2 stops16h 55m

Lihue

Thu 2/26

10:55 pm-3:44 pm

2 stops13h 49m

$456

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/12

6:00 am-7:55 pm

2 stops16h 55m

Lihue

Wed 1/14

10:45 pm-3:25 pm

2 stops13h 40m

$648

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/12

4:40 pm-12:54 pm

2 stops23h 14m

Lihue

Wed 1/14

2:10 pm-3:22 pm

2 stops22h 12m

$814

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Wed 2/18

2:52 pm-10:44 pm

2 stops34h 52m

Lihue

Thu 2/26

8:40 pm-11:12 am

1 stop11h 32m

$835

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Wed 2/18

8:30 am-5:04 pm

1 stop11h 34m

Lihue

Thu 2/26

8:40 pm-11:12 am

1 stop11h 32m

$933

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/26

4:40 pm-12:54 pm

2 stops23h 14m

Lihue

Tue 1/27

8:30 pm-11:25 am

1 stop11h 55m

$978

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/26

4:40 pm-12:54 pm

2 stops23h 14m

Lihue

Tue 1/27

5:05 pm-11:25 am

2 stops15h 20m

$1,107

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/12

7:00 am-5:04 pm

1 stop13h 04m

Lihue

Wed 1/14

8:30 pm-11:25 am

1 stop11h 55m

$1,153

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Wed 2/18

5:36 am-5:32 pm

2 stops14h 56m

Lihue

Thu 2/26

9:00 pm-1:52 pm

3 stops13h 52m

$1,170

Rapid CityLihue

RAP - LIH

RAPLIH

Rapid City

Mon 1/12

8:30 am-10:23 pm

2 stops16h 53m

Lihue

Wed 1/14

8:30 pm-11:25 am

1 stop11h 55m

$1,226

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Kaua'i from

How to get the cheapest flight ticket from Rapid City to Kaua'i

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 Kaua'i?

According to our data, Thursday is the cheapest day to fly to Kaua'i from Rapid City. The lowest ticket price found for a Thursday departure recently was $855. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,166. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

Can stopping save me money on Rapid City to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Rapid City to Kaua'i.

Cheap Rapid City to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Kaua'i

Fastest flight time

16h 55m

Direct flights

None
The fastest flight from Rapid City to Kaua'i takes 16h 55m
There are no direct flights from Rapid City to Kaua'i. There are no popular flight routes from Rapid City to Kaua'i.
Search flight deals

  • When did momondo last update prices for flights from Rapid City Airport to Kaua'i?

    Prices for flights from Rapid City Airport to Kaua'i were last updated today.

  • How many operators does momondo search for flights from Rapid City Airport to Kaua'i?

  • How old do you have to be to fly from Rapid City Airport to Kaua'i?

    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 Rapid City Airport to Kaua'i.

  • What documentation or ID do you need to fly to Kaua'i?

    The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rapid City to Kaua'i?

Best airlines flying from Rapid City to Kaua'i

Compare and see reviews for airlines that fly from Rapid City to Kaua'i with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $809Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Kaua'i?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rapid City to Kaua'i. momondo saves you time and could save you money on your trip.

Can I find flights from Rapid City to Kaua'i with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Rapid City to Kaua'i flights to just show those with flexible booking policies.

How can momondo help me find flights from Rapid City to Kaua'i?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rapid City to Kaua'i.

I’m not ready to book a flight from Rapid City to Kaua'i right now. Can momondo alert me if prices change?

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

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