Find Deals on Flights from Islip Long Island to Rapid City (ISP - RAP)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Islip Long Island to Rapid City

(Round-trip)
Depart: Fri Apr 14 2017 Return: Tue Apr 18 2017 Trip spans 5 days
American Airlines
American Airlines
ISP
1:55p
RAP
10:21a
20h 26m
2 stops
RAP
8:51a
ISP
4:01p
31h 10m
2 stops
Depart: Tue Apr 11 2017 Return: Tue Apr 18 2017 Trip spans 8 days
American Airlines
American Airlines
ISP
9:10a
RAP
10:21a
25h 11m
2 stops
RAP
8:51a
ISP
11:19a
26h 28m
2 stops
Depart: Wed Apr 12 2017 Return: Tue Apr 18 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
2:10a
RAP
6:26p
16h 16m
2 stops
RAP
8:51a
ISP
4:01p
31h 10m
2 stops
Depart: Thu Apr 13 2017 Return: Tue Apr 18 2017 Trip spans 6 days
American Airlines
American Airlines
ISP
1:55p
RAP
10:21a
20h 26m
2 stops
RAP
8:51a
ISP
11:19a
26h 28m
2 stops
Depart: Mon Apr 10 2017 Return: Tue Apr 18 2017 Trip spans 9 days
American Airlines
American Airlines
ISP
9:10a
RAP
10:21a
25h 11m
2 stops
RAP
8:51a
ISP
11:19a
26h 28m
2 stops
Depart: Sun Apr 9 2017 Return: Tue Apr 18 2017 Trip spans 10 days
American Airlines
American Airlines
ISP
2:10a
RAP
7:23p
17h 13m
2 stops
RAP
8:51a
ISP
11:19a
26h 28m
2 stops
Depart: Fri May 26 2017 Return: Sat May 27 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
2:10a
RAP
6:26p
16h 16m
2 stops
RAP
2:00a
ISP
4:02p
14h 02m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Islip
$509
Destination

Rapid City
$509