How long is the flight from Rapid City to San Juan Luis Munoz Marin Intl Airport?

Airlines like United Airlines and American Airlines fly from Rapid City to San Juan Luis Munoz Marin Intl Airport in about 13h 25m. The time it takes to get you to your destination can typically vary by up to 10m. Airlines will cover a distance of 2774 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Rapid City to San Juan Luis Munoz Marin Intl Airport round-trip?

Currently priced at $375, American Airlines will fly you from Rapid City to San Juan Luis Munoz Marin Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $464. American Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest month to book a flight from Rapid City to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Rapid City to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Rapid City to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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.

What is the cheapest day to fly from Rapid City to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Rapid City to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June 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 77.0 F).

What is the cheapest day to fly round-trip from Rapid City to San Juan Luis Munoz Marin Intl Airport?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Juan Luis Munoz Marin Intl Airport. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Rapid City to San Juan Luis Munoz Marin Intl Airport?

The best pricing can be found in the month of April. Prices to San Juan Luis Munoz Marin Intl Airport from Rapid City average $668. You can even find prices in April for less than $668, as users have found deals to San Juan Luis Munoz Marin Intl Airport from as low as $242. The month of December appears to be one of the more expensive times to travel to San Juan Luis Munoz Marin Intl Airport from Rapid City. Flying in the targeted month can save you up to 95%.

What is the cheapest time of day to fly from RAP to SJU?

When flying from Rapid City to San Juan Luis Munoz Marin Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 22% versus a flight at noon.

What airport do you fly from for flights from Rapid City to San Juan Luis Munoz Marin Intl?

Located just 9.0 mi from the city center, Rapid City is the airport most travelers will use when flying to San Juan Luis Munoz Marin Intl from Rapid City. Booking flights from Rapid City (RAP) to San Juan Luis Munoz Marin Intl should be relatively easy as there are 0 daily outbound flights to San Juan Luis Munoz Marin Intl from 2 different airlines.

Can I find deals for flights from Rapid City to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Rapid City to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Rapid City to Luis Munoz Marin Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Luis Munoz Marin Intl.

Can I find deals for business class flights from Rapid City to Luis Munoz Marin Intl?

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

$505+ Cheap Flights from Rapid City to San Juan Luis Munoz Marin Intl Airport

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Cheap flight deals from Rapid City to Luis Munoz Marin Intl

Round-trip from	$505 (United Airlines)
Popular in	December
Cheapest in	April

From Rapid City to San Juan Luis Munoz Marin Intl

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($228 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease ($64 potential savings vs. average RT price).

Search Deals

Find flight deals from Rapid City to Luis Munoz Marin Intl

Cheapest flights from Rapid City to Luis Munoz Marin Intl
Explore the most affordable flight options available from Rapid City to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

Tue 9/168:32 amRAP - SJU

2 stops13h 25mUnited Airlines

Mon 9/221:05 amSJU - RAP

2 stops11h 17mUnited Airlines

Deal found 8/17

$505

Wed 11/55:34 amRAP - SJU

1 stop13h 01mAmerican Airlines

Sun 11/96:00 amSJU - RAP

2 stops18h 17mAmerican Airlines

Deal found 8/18

$618

Wed 11/58:45 amRAP - SJU

2 stops12h 51mUnited Airlines

Sat 11/82:05 amSJU - RAP

2 stops19h 38mUnited Airlines

Deal found 8/18

$805

Best flights from Rapid City to Luis Munoz Marin Intl
Discover carefully curated flight deals from Rapid City to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2025.

Tue 9/168:32 amRAP - SJU

2 stops13h 25mUnited Airlines

Mon 9/221:05 amSJU - RAP

2 stops11h 17mUnited Airlines

Deal found 8/17

$505

Sun 1/115:39 amRAP - SJU

1 stop13h 35mAmerican Airlines

Sun 1/186:45 amSJU - RAP

1 stop16h 26mAmerican Airlines

Deal found 8/17

$515

Wed 11/52:20 pmRAP - SJU

2 stops20h 21mAmerican Airlines

Sun 11/96:00 amSJU - RAP

2 stops18h 17mAmerican Airlines

Deal found 8/18

$618

Sun 1/117:05 amRAP - SJU

2 stops30h 31mUnited Airlines

Sat 1/172:05 amSJU - RAP

2 stops18h 02mUnited Airlines

Deal found 8/17

$725

Last-minute flights from Rapid City to Luis Munoz Marin Intl
Discover last-minute flight deals from Rapid City to Luis Munoz Marin Intl. Data last updated August 20, 2025 and is based on user searches.

Tue 9/168:32 amRAP - SJU

2 stops13h 25mUnited Airlines

Mon 9/221:05 amSJU - RAP

2 stops11h 17mUnited Airlines

Deal found 8/17

$505

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rapid City to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Tue 9/16

8:32 am-11:57 pm

2 stops13h 25m

San Juan Luis Munoz Marin Intl

Mon 9/22

1:05 am-10:22 am

2 stops11h 17m

$505

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Sun 1/11

5:39 am-10:14 pm

1 stop13h 35m

San Juan Luis Munoz Marin Intl

Sun 1/18

6:45 am-8:11 pm

1 stop16h 26m

$515

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Wed 11/5

2:20 pm-1:41 pm

2 stops20h 21m

San Juan Luis Munoz Marin Intl

Sun 11/9

6:00 am-9:17 pm

2 stops18h 17m

$618

Rapid CitySan Juan

RAP - SJU

RAPSJU

Rapid City

Sun 1/11

7:05 am-4:36 pm

2 stops30h 31m

San Juan Luis Munoz Marin Intl

Sat 1/17

2:05 am-5:07 pm

2 stops18h 02m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Rapid City to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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.

Reviews of airlines servicing Luis Munoz Marin Intl

See what other customers who have flown with United Airlines and American Airlines from Rapid City to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,928 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,928 reviews

United Airlines

7.4

Good

8,928 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,928 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly from for flights from Rapid City to San Juan Luis Munoz Marin Intl?
Located just 9.0 mi from the city center, Rapid City is the airport most travelers will use when flying to San Juan Luis Munoz Marin Intl from Rapid City. Booking flights from Rapid City (RAP) to San Juan Luis Munoz Marin Intl should be relatively easy as there are 0 daily outbound flights to San Juan Luis Munoz Marin Intl from 2 different airlines.
How long is the flight from Rapid City to San Juan Luis Munoz Marin Intl Airport?
Airlines like United Airlines and American Airlines fly from Rapid City to San Juan Luis Munoz Marin Intl Airport in about 13h 25m. The time it takes to get you to your destination can typically vary by up to 10m. Airlines will cover a distance of 2774 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Rapid City to San Juan Luis Munoz Marin Intl Airport round-trip?
Currently priced at $375, American Airlines will fly you from Rapid City to San Juan Luis Munoz Marin Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $464. American Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Rapid City to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Rapid City to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rapid City to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Luis Munoz Marin Intl.
Can I find deals for business class flights from Rapid City to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Rapid City to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Rapid City to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Rapid City to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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

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Rio Grande

Luquillo

Humacao

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Top 2 airlines flying from Rapid City to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$375	Average$429	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$464	Average$770	FlexibilityNo cancel fee	On-time69%

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$505+ Cheap flights from Rapid City (RAP) to Luis Munoz Marin Intl (SJU)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rapid City to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Rapid City to Luis Munoz Marin Intl

Round-trip from

Popular in

Cheapest in

Find flight deals from Rapid City to Luis Munoz Marin Intl

Cheapest flights from Rapid City to Luis Munoz Marin IntlExplore the most affordable flight options available from Rapid City to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

Explore the most affordable flight options available from Rapid City to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rapid City to San Juan Luis Munoz Marin Intl Airport that are best for you.

Best time to book a flight from Rapid City to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Rapid City with our price prediction graph.

Reviews of airlines servicing Luis Munoz Marin Intl

See what other customers who have flown with United Airlines and American Airlines from Rapid City to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares 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 Rapid City to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

How long is the flight from Rapid City to San Juan Luis Munoz Marin Intl Airport?

What are the cheapest airlines flying from Rapid City to San Juan Luis Munoz Marin Intl Airport round-trip?

Can I find deals for flights from Rapid City to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Rapid City to Luis Munoz Marin Intl?

Can I find deals for business class flights from Rapid City to Luis Munoz Marin Intl?

What is the cheapest month to book a flight from Rapid City to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

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.

Alternative routes for Rapid City to Luis Munoz Marin Intl

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

Top 2 airlines flying from Rapid City to Luis Munoz Marin Intl

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Cheapest flights from Rapid City to Luis Munoz Marin Intl
Explore the most affordable flight options available from Rapid City to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.