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San Juan

$169+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SJU
janv. 11 — janv. 181
dim. 1/11
dim. 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Des Moines to San Juan are usually found in May or October, 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

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 décembre 12, 2025.

This Frontier deal was found by Cheapflights users on 12/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2311:14 amDSM - SJU
1 stop13h 36mFrontier
lun. 12/293:55 amSJU - DSM
1 stop8h 24mFrontier
Deal found 12/11$424
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/198:05 amDSM - SJU
2 stops40h 45mMultiple Airlines
mar. 12/236:00 amSJU - DSM
1 stop19h 10mMultiple Airlines
Deal found 12/10$458
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/203:47 pmDSM - SJU
2 stops18h 11mMultiple Airlines
mar. 12/236:00 amSJU - DSM
1 stop19h 10mMultiple Airlines
Deal found 12/10$463
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/144:21 pmDSM - SJU
2 stops15h 16mMultiple Airlines
dim. 12/213:15 pmSJU - DSM
1 stop25h 48mMultiple Airlines
Deal found 12/10$473
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/203:47 pmDSM - SJU
2 stops18h 11mMultiple Airlines
lun. 12/226:28 pmSJU - DSM
1 stop30h 42mMultiple Airlines
Deal found 12/10$525
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/126:35 amDSM - SJU
1 stop7h 38mMultiple Airlines
sam. 12/134:10 amSJU - DSM
1 stop20h 11mMultiple Airlines
Deal found 12/10$531
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/233:45 pmDSM - SJU
1 stop18h 13mMultiple Airlines
mar. 12/307:00 amSJU - DSM
2 stops18h 10mMultiple Airlines
Deal found 12/10$541
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/112:56 pmDSM - SJU
1 stop19h 36mMultiple Airlines
sam. 12/136:00 amSJU - DSM
2 stops42h 21mMultiple Airlines
Deal found 12/10$547
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/1310:38 amDSM - SJU
1 stop11h 38mMultiple Airlines
lun. 12/157:25 amSJU - DSM
1 stop17h 47mMultiple Airlines
Deal found 12/10$560
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/138:00 amDSM - SJU
2 stops11h 26mUnited Airlines
mer. 12/178:10 amSJU - DSM
1 stop8h 10mUnited Airlines
Deal found 12/10$561

Find 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 décembre 12, 2025.

Round-trip from

$373
(Kiwi.com)

One-way from

$169
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$745
From Des Moines to San Juan
Search Deals
One-way flight from Des Moines to San Juan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 décembre 12, 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

mar. 1/20

8:00 am-9:26 pm

2 stops11h 26m

San Juan Luis Munoz Marin Intl

mar. 1/27

8:35 am-2:33 pm

1 stop7h 58m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

mar. 3/3

6:06 pm-10:07 am

2 stops14h 01m

San Juan Luis Munoz Marin Intl

mar. 3/10

3:12 pm-11:42 pm

1 stop9h 30m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

ven. 1/30

7:43 am-8:50 pm

2 stops11h 07m

San Juan Luis Munoz Marin Intl

ven. 2/6

1:24 pm-10:11 pm

2 stops10h 47m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

mar. 2/10

8:00 am-10:22 pm

2 stops12h 22m

San Juan Luis Munoz Marin Intl

mar. 2/24

8:35 am-2:27 pm

1 stop7h 52m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

mar. 2/10

5:21 am-5:01 pm

2 stops9h 40m

San Juan Luis Munoz Marin Intl

mar. 2/24

8:15 am-11:57 pm

1 stop17h 42m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

mar. 2/17

6:38 pm-2:39 pm

1 stop18h 01m

San Juan Luis Munoz Marin Intl

mar. 2/24

8:15 am-11:57 pm

1 stop17h 42m

$395

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

dim. 1/25

2:58 pm-3:35 pm

1 stop22h 37m

$188

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

lun. 12/15

6:35 am-4:13 pm

1 stop7h 38m

$260

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

jeu. 2/19

7:36 pm-12:10 pm

2 stops14h 34m

$276

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

sam. 12/20

3:47 pm-11:58 am

2 stops18h 11m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 14 results
1
2

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 December 5, 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, January is the cheapest month in which you can book a flight from Des Moines to San Juan (average of $159). Flying from Des Moines to San Juan in December is currently the most expensive (average of $491). 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 décembre 12, 2025.

It’s optimal to fly from Des Moines to San Juan in the afternoon. By choosing this option you can save up to 23% 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 décembre 12, 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
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 $395, United Airlines can have you in San Juan from Des Moines in 11h 26m. 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 $85, 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 84% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Des Moines to San Juan one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $184. Users have also found prices from $184 and $228 on Delta and United Airlines, respectively.

  • 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, January is the cheapest month in which you can book a flight from Des Moines to San Juan (average of $159). Flying from Des Moines to San Juan in December is currently the most expensive (average of $491). 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 décembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$187FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$352Average$555FlexibilityNo cancel feeOn-time71%
DeltaCheapest$357Average$488FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$419Average$564FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$515Average$675FlexibilityNo cancel feeOn-time63%

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