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San Juan

$307+ Cheap flights from Sioux Falls (FSD) to San Juan

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SJU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Sioux Falls to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$427
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$519
From Sioux Falls Joe Foss Field to San Juan
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Sioux Falls to San Juan

Cheapest flights from Sioux Falls to San Juan
Explore the most affordable flight options available from Sioux Falls to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/9. 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 10/146:00 amFSD - SJU
1 stop10h 30mUnited Airlines
Fri 10/171:05 amSJU - FSD
2 stops10h 33mUnited Airlines
Deal found 6/9$307
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 10/145:40 pmFSD - SJU
2 stops16h 10mAmerican Airlines
Sat 10/183:50 pmSJU - FSD
2 stops21h 08mAmerican Airlines
Deal found 6/9$390
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/152:57 pmFSD - SJU
2 stops28h 57mFrontier
Tue 6/177:34 pmSJU - FSD
2 stops24h 19mFrontier
Deal found 6/12$496
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2510:17 amFSD - SJU
3 stops38h 14mMultiple Airlines
Tue 7/11:02 pmSJU - FSD
3 stops26h 24mMultiple Airlines
Deal found 6/11$544
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 8/315:27 amFSD - SJU
1 stop10h 09mDelta
Mon 9/152:28 pmSJU - FSD
1 stop8h 43mDelta
Deal found 6/10$1,242

Cheapflights Fare Finder

Customize your flight search to find flights from Sioux Falls to San Juan 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 June 12, 2025.
Use the filters below to find and compare flights from Sioux Falls to San Juan that are best for you.

Fly from

Sioux Falls

Fly to

San Juan

Route

Depart

Return

Price

Sioux FallsSan Juan

FSD - SJU

FSDSJU

Sioux Falls Joe Foss Field

Sun 8/31

5:15 pm-2:55 pm

2 stops20h 40m

San Juan Luis Munoz Marin Intl

Mon 9/15

4:42 pm-12:38 pm

2 stops20h 56m

$427

Sioux FallsSan Juan

FSD - SJU

FSDSJU

Sioux Falls Joe Foss Field

Sun 6/15

2:57 pm-8:54 pm

2 stops28h 57m

San Juan Luis Munoz Marin Intl

Tue 6/17

7:34 pm-6:53 pm

2 stops24h 19m

$496

Sioux FallsSan Juan

FSD - SJU

FSDSJU

Sioux Falls Joe Foss Field

Wed 6/25

10:17 am-1:31 am

3 stops38h 14m

San Juan Luis Munoz Marin Intl

Tue 7/1

1:02 pm-2:26 pm

3 stops26h 24m

$544

Sioux FallsSan Juan

FSD - SJU

FSDSJU

Sioux Falls Joe Foss Field

Sat 8/2

5:10 pm-5:30 pm

1 stop23h 20m

San Juan Luis Munoz Marin Intl

Fri 8/8

2:05 am-8:20 pm

2 stops19h 15m

$724

Sioux FallsSan Juan

FSD - SJU

FSDSJU

Sioux Falls Joe Foss Field

Sun 8/31

5:27 am-4:36 pm

1 stop10h 09m

San Juan Luis Munoz Marin Intl

Mon 9/15

2:28 pm-10:11 pm

1 stop8h 43m

$1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Sioux Falls to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Sioux Falls 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 Sioux Falls to San Juan

What is the cheapest month to book a flight from Sioux Falls to San Juan?

Currently, September is the cheapest month in which you can book a flight from Sioux Falls to San Juan (average of $254). Flying from Sioux Falls to San Juan 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 time of day to fly from FSD to SJU?

Find hourly flight availability from Sioux Falls to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Sioux Falls to San Juan at noon. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan 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 when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, 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).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to San Juan. 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 Sioux Falls to San Juan?

    Most people fly from Sioux Falls Joe Foss Field (FSD) if they book a flight from Sioux Falls to San Juan. On average, Joe Foss Field has 0 outbound flights to San Juan per day from 3 airlines. Sioux Falls Joe Foss Field is conveniently located just 2.6 mi from Sioux Falls’s city center.

  • What are the cheapest airlines flying from Sioux Falls to San Juan round-trip?

    Flying on American Airlines is currently your cheapest option to San Juan, with prices starting at $427. Additional round-trip tickets that might be worth considering are offered by Frontier and United Airlines, with the lowest prices starting at $496 and $724, respectively. American Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Sioux Falls to San Juan that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to San Juan.

  • Can I find deals for business class flights from Sioux Falls to San Juan?

    Yes. Cheapflights offers flight deals from Sioux Falls to San Juan 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 Sioux Falls to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Sioux Falls to San Juan (average of $254). Flying from Sioux Falls to San Juan 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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Alternative routes for Sioux Falls to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Luis Munoz Marin Intl flights
Rapid City to Luis Munoz Marin Intl flights

Top 3 airlines flying from Sioux Falls to San Juan

Discover the top 3 airlines that operate flights from Sioux Falls to San Juan. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$264Average$585FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$641FlexibilityNo cancel feeOn-time69%
DeltaCheapest$324Average$447FlexibilityNo cancel feeOn-timeN/A

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