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$132+ Cheap flights from Des Moines (DSM) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SJU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Des Moines to San Juan are usually found in April or May, booked 41 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Des Moines to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) 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 September 17, 2025.

Round-trip from

$381
(Kiwi.com)

One-way from

$132
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$604
From Des Moines to San Juan
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One-way flight from Des Moines to San Juan
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Highest demand for flights based on searches. 6% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Des Moines to San Juan

Cheapest flights from Des Moines to San Juan
Explore the most affordable flight options available from Des Moines to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:25 amDSM - SJU
1 stop24h 31mMultiple Airlines
Sat 10/116:22 amSJU - DSM
2 stops28h 29mMultiple Airlines
Deal found 9/15$357
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:19 amDSM - SJU
1 stop13h 25mMultiple Airlines
Mon 11/39:00 amSJU - DSM
2 stops51h 05mMultiple Airlines
Deal found 9/16$381
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/305:00 amDSM - SJU
2 stops9h 55mAmerican Airlines
Mon 11/34:56 pmSJU - DSM
1 stop8h 42mAmerican Airlines
Deal found 9/14$395
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/3111:15 amDSM - SJU
1 stop9h 55mAmerican Airlines
Fri 11/78:20 amSJU - DSM
1 stop8h 11mAmerican Airlines
Deal found 9/16$396
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/307:00 amDSM - SJU
1 stop14h 10mAmerican Airlines
Thu 11/64:56 pmSJU - DSM
1 stop8h 42mAmerican Airlines
Deal found 9/15$398
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/302:13 pmDSM - SJU
1 stop6h 46mDelta
Thu 11/67:15 amSJU - DSM
2 stops15h 20mDelta
Deal found 9/15$406

Cheapflights Fare Finder

 
Customize your flight search to find flights from Des Moines 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 September 17, 2025.
Use the filters below to find and compare flights from Des Moines to San Juan that are best for you.

Fly from

Des Moines

Fly to

San Juan

Route

Depart

Return

Price

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Wed 12/3

6:00 am-5:52 pm

2 stops9h 52m

San Juan Luis Munoz Marin Intl

Wed 12/10

6:00 am-2:33 pm

2 stops10h 33m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Thu 10/30

11:15 am-10:10 pm

1 stop9h 55m

San Juan Luis Munoz Marin Intl

Mon 11/3

12:55 pm-11:38 pm

1 stop12h 43m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Thu 10/30

2:13 pm-9:59 pm

1 stop6h 46m

San Juan Luis Munoz Marin Intl

Thu 11/6

7:15 am-8:35 pm

2 stops15h 20m

$406

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Wed 10/1

8:00 am-8:38 pm

2 stops11h 38m

San Juan Luis Munoz Marin Intl

Fri 10/3

1:05 am-12:11 pm

2 stops12h 06m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sat 9/27

11:25 am-10:00 pm

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Tue 9/30

7:00 am-8:30 pm

2 stops14h 30m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Tue 9/23

2:05 pm-10:00 pm

1 stop6h 55m

San Juan Luis Munoz Marin Intl

Tue 9/30

7:30 am-1:20 pm

1 stop6h 50m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Wed 10/1

6:00 am-4:31 pm

2 stops9h 31m

San Juan Luis Munoz Marin Intl

Sat 10/4

7:30 am-5:42 pm

2 stops11h 12m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Mon 11/3

8:30 am-3:33 am

1 stop17h 03m

$132

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sun 11/2

8:47 pm-3:33 am

2 stops28h 46m

$187

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sun 11/2

6:40 pm-2:53 pm

1 stop18h 13m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 11 results
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Best time to book a flight from Des Moines to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Des Moines 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 Des Moines to San Juan

How far ahead should I book a flight from Des Moines to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Des Moines to San Juan. Price data was last updated on September 12, 2025.

The best time to book flights from Des Moines to San Juan is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Des Moines to San Juan?

Currently, September is the cheapest month in which you can book a flight from Des Moines to San Juan (average of $254). Flying from Des Moines 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 DSM to SJU?

Find hourly flight availability from Des Moines 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 September 17, 2025.

It’s optimal to fly from Des Moines to San Juan in the afternoon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Des Moines to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Des Moines to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Des Moines to San Juan flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Des Moines to San Juan?

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 September 17, 2025.
Read through reviews of airlines operating flights from Des Moines to San Juan, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,173 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Des Moines 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 Des Moines to San Juan?

    Located just 3.6 mi from the city center, Des Moines is the airport most travelers will use when flying to San Juan from Des Moines. Booking flights from Des Moines (DSM) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 5 different airlines.

  • How long is the flight from Des Moines to San Juan?

    For as low as $406, American Airlines can have you in San Juan from Des Moines in 6h 46m. The distance from Des Moines to San Juan is about 2278 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Des Moines to San Juan round-trip?

    Frontier, at $150, was found to be the cheapest airline from Des Moines to San Juan.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is priced at 71% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Des Moines to San Juan?

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

  • Can I find deals for business class flights from Des Moines to San Juan?

    Yes. Cheapflights offers flight deals from Des Moines 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 Des Moines to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Des Moines to San Juan (average of $254). Flying from Des Moines 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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Des Moines to San Juan

Discover the top 5 airlines that operate flights from Des Moines 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$233FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$348Average$537FlexibilityNo cancel feeOn-time71%
DeltaCheapest$348Average$460FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$416Average$616FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$492Average$675FlexibilityNo cancel feeOn-time63%

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