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Cheap flights from Rapid City to Puerto Rico from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Puerto Rico departing on 5/31. 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 Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 5:38 pm
RAP
-
SJU
8h 38m
1 stop
United Airlines Logo
1:00 am - 1:09 pm
SJU
-
RAP
14h 09m
2 stops
$366United Airlines
Tue, May 5 - Thu, May 7
American Airlines Logo
6:00 am - 11:02 pm
RAP
-
SJU
15h 02m
1 stop
American Airlines Logo
11:59 pm - 4:27 pm
SJU
-
RAP
18h 28m
1 stop
$399American Airlines
Tue, May 5 - Fri, May 8
United Airlines Logo
10:00 am - 11:50 pm
RAP
-
SJU
11h 50m
2 stops
United Airlines Logo
7:00 am - 7:15 pm
SJU
-
RAP
14h 15m
2 stops
$456United Airlines
Tue, May 5 - Fri, May 8
United Airlines Logo
8:25 am - 11:50 pm
RAP
-
SJU
13h 25m
2 stops
United Airlines Logo
7:40 am - 8:28 pm
SJU
-
RAP
14h 48m
2 stops
$489United Airlines
Tue, May 5 - Fri, May 8
United Airlines Logo
5:20 am - 5:38 pm
RAP
-
SJU
10h 18m
1 stop
United Airlines Logo
7:40 am - 9:41 pm
SJU
-
RAP
16h 01m
1 stop
$606United Airlines
Tue, May 5 - Fri, May 8
American Airlines Logo
2:21 pm - 2:50 pm
RAP
-
SJU
22h 29m
2 stops
American Airlines Logo
7:00 pm - 12:38 pm
SJU
-
RAP
19h 38m
2 stops
$611American Airlines
Wed, Apr 1 - Tue, Apr 14
United Airlines Logo
5:20 am - 5:38 pm
RAP
-
SJU
10h 18m
1 stop
United Airlines Logo
7:40 am - 9:41 pm
SJU
-
RAP
16h 01m
1 stop
$639United Airlines
Tue, May 5 - Fri, May 8
American Airlines Logo
4:57 pm - 4:32 am
RAP
-
SJU
9h 35m
1 stop
American Airlines Logo
7:00 pm - 12:38 pm
SJU
-
RAP
19h 38m
2 stops
$644American Airlines
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
11:53 am - 9:13 am
RAP
-
SJU
19h 20m
2 stops
American Airlines Logo
11:59 pm - 4:27 pm
SJU
-
RAP
18h 28m
1 stop
$681American Airlines
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
2:21 pm - 5:28 am
RAP
-
SJU
13h 07m
1 stop
American Airlines Logo
6:45 am - 9:58 pm
SJU
-
RAP
17h 13m
1 stop
$693American Airlines
Wed, Apr 1 - Tue, Apr 14

United Airlines flights from Rapid City to Puerto Rico

Our best United Airlines deals on Rapid City to Puerto Rico flight tickets
United Airlines
May 5
RAP7:00 amRapid City
8h 38m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
May 7
SJU1:00 amSan Juan Luis Munoz Marin Intl
14h 09m
2 stops
RAP1:09 pmRapid City
$366
United Airlines
May 5
RAP10:00 amRapid City
11h 50m
2 stops
SJU11:50 pmSan Juan Luis Munoz Marin Intl
May 8
SJU7:00 amSan Juan Luis Munoz Marin Intl
14h 15m
2 stops
RAP7:15 pmRapid City
$456
United Airlines
May 5
RAP8:25 amRapid City
13h 25m
2 stops
SJU11:50 pmSan Juan Luis Munoz Marin Intl
May 8
SJU7:40 amSan Juan Luis Munoz Marin Intl
14h 48m
2 stops
RAP8:28 pmRapid City
$489

American Airlines flights from Rapid City to Puerto Rico

Our best American Airlines deals on Rapid City to Puerto Rico flight tickets
American Airlines
May 5
RAP6:00 amRapid City
15h 02m
1 stop
SJU11:02 pmSan Juan Luis Munoz Marin Intl
May 8
SJU11:59 pmSan Juan Luis Munoz Marin Intl
18h 28m
1 stop
RAP4:27 pmRapid City
$399
American Airlines
Apr 1
RAP2:21 pmRapid City
22h 29m
2 stops
SJU2:50 pmSan Juan Luis Munoz Marin Intl
Apr 14
SJU7:00 pmSan Juan Luis Munoz Marin Intl
19h 38m
2 stops
RAP12:38 pmRapid City
$611
American Airlines
Apr 8
RAP4:57 pmRapid City
9h 35m
1 stop
SJU4:32 amSan Juan Luis Munoz Marin Intl
Apr 12
SJU7:00 pmSan Juan Luis Munoz Marin Intl
19h 38m
2 stops
RAP12:38 pmRapid City
$644

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to Puerto Rico 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 February 26, 2026.
Use the filters below to find and compare flights from Rapid City to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

7:00 am-5:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Thu 5/7

1:00 am-1:09 pm

2 stops14h 09m

$366

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

6:00 am-11:02 pm

1 stop15h 02m

San Juan Luis Munoz Marin Intl

Fri 5/8

11:59 pm-4:27 pm

1 stop18h 28m

$399

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

10:00 am-11:50 pm

2 stops11h 50m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:00 am-7:15 pm

2 stops14h 15m

$456

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

8:25 am-11:50 pm

2 stops13h 25m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:40 am-8:28 pm

2 stops14h 48m

$489

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

5:20 am-5:38 pm

1 stop10h 18m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:40 am-9:41 pm

1 stop16h 01m

$606

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Wed 4/1

2:21 pm-2:50 pm

2 stops22h 29m

San Juan Luis Munoz Marin Intl

Tue 4/14

7:00 pm-12:38 pm

2 stops19h 38m

$611

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 5/5

5:20 am-5:38 pm

1 stop10h 18m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:40 am-9:41 pm

1 stop16h 01m

$639

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Wed 4/8

4:57 pm-4:32 am

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Sun 4/12

7:00 pm-12:38 pm

2 stops19h 38m

$644

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Wed 4/8

11:53 am-9:13 am

2 stops19h 20m

San Juan Luis Munoz Marin Intl

Sun 4/12

11:59 pm-4:27 pm

1 stop18h 28m

$681

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Wed 4/1

2:21 pm-5:28 am

1 stop13h 07m

San Juan Luis Munoz Marin Intl

Tue 4/14

6:45 am-9:58 pm

1 stop17h 13m

$693

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Rapid City to Puerto Rico

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

Can stopping save me money on Rapid City to Puerto Rico flights?

You could potentially save up to 19% on your flight if you consider stops on a Rapid City to Puerto Rico flight.

Cheap Rapid City to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Puerto Rico

Fastest flight time

8h 38m

Direct flights

None
The fastest flight from Rapid City to Puerto Rico takes 8h 38m
There are no direct flights from Rapid City to Puerto Rico. There are no popular flight routes from Rapid City to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Rapid City Airport to Puerto Rico?

    Prices for flights from Rapid City Airport to Puerto Rico were last updated today.

  • How many operators does momondo search for flights from Rapid City Airport to Puerto Rico?

  • How old do you have to be to fly from Rapid City Airport to Puerto Rico?

    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 Rapid City Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents you'll need for your trip to Puerto Rico 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 Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Rapid City to Puerto Rico

Compare and see reviews for airlines that fly from Rapid City to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $373Free CancellationRating
7.4
9,348 reviews
Search United Airlines flights
American AirlinesPriceFrom $416Free CancellationRating
7.2
11,352 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Puerto Rico?

Finding the right flight to Puerto Rico from Rapid City is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

Can I find flights from Rapid City to Puerto Rico with flexible booking policies on momondo?

momondo does allow users to show only those flights to Puerto Rico from Rapid City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Rapid City to Puerto Rico?

Once all potential Rapid City to Puerto Rico 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 Rapid City to Puerto Rico right now. Can momondo alert me if prices change?

Price alerts on flights to Puerto Rico from Rapid City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Puerto Rico trip

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Find better results for your trip to Puerto Rico

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