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$184+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SJU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Des Moines to San Juan are usually found in September or August, 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 April 24, 2025.

Round-trip from

$341
(Mytrip)

One-way from

$184
(Delta)

Popular in

June

Cheapest in

September

Average price

$430
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. 9% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 24, 2025.

This Mytrip deal was found by Cheapflights users on 4/23. 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.
Sun 5/188:00 amDSM - SJU
1 stop13h 17mMultiple Airlines
Wed 5/211:39 pmSJU - DSM
2 stops23h 37mMultiple Airlines
Deal found 4/23$341
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 5/116:45 amDSM - SJU
1 stop7h 15mAmerican Airlines
Sat 5/176:30 amSJU - DSM
1 stop11h 07mAmerican Airlines
Deal found 4/23$367
This United Airlines deal was found by Cheapflights users on 4/23. 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 7/13:38 pmDSM - SJU
1 stop7h 16mUnited Airlines
Wed 7/97:45 amSJU - DSM
1 stop7h 56mUnited Airlines
Deal found 4/23$393
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 7/15:45 amDSM - SJU
1 stop9h 53mDelta
Wed 7/92:15 pmSJU - DSM
1 stop7h 27mDelta
Deal found 4/23$462
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/85:35 pmDSM - SJU
2 stops14h 30mSouthwest
Sun 7/1310:25 pmSJU - DSM
2 stops13h 05mSouthwest
Deal found 4/23$575

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 April 24, 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

Sun 5/18

8:00 am-10:17 pm

1 stop13h 17m

San Juan Luis Munoz Marin Intl

Wed 5/21

1:39 pm-12:16 pm

2 stops23h 37m

$341

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sun 5/11

6:45 am-3:00 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Sat 5/17

6:30 am-4:37 pm

1 stop11h 07m

$367

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Tue 7/1

3:38 pm-11:54 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Wed 7/9

7:45 am-2:41 pm

1 stop7h 56m

$393

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Tue 7/1

5:45 am-4:38 pm

1 stop9h 53m

San Juan Luis Munoz Marin Intl

Wed 7/9

2:15 pm-8:42 pm

1 stop7h 27m

$462

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Tue 7/8

5:35 pm-9:05 am

2 stops14h 30m

San Juan Luis Munoz Marin Intl

Sun 7/13

10:25 pm-10:30 am

2 stops13h 05m

$575

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sun 5/11

10:17 am-10:47 pm

2 stops11h 30m

$184

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Fri 5/30

6:30 am-7:07 pm

1 stop11h 37m

$234

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sat 6/7

6:07 am-3:42 pm

1 stop8h 35m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

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 April 18, 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 December is currently the most expensive (average of $336). 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 April 24, 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 March 24, 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.

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 April 24, 2025.
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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.

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

    American Airlines, at $367, was found to be the cheapest airline from Des Moines to San Juan.Alternate airlines to your destination round-trip include United Airlines and Delta. American Airlines is priced at 27% 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 December is currently the most expensive (average of $336). 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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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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$254FlexibilityNo cancel feeOn-time62%
DeltaCheapest$266Average$448FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$334Average$545FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$391Average$635FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$416Average$575FlexibilityNo cancel feeOn-time69%

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