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$337+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SJU
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
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

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 October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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 12/95:40 amDSM - SJU
2 stops14h 29mAmerican Airlines
Tue 12/166:00 amSJU - DSM
2 stops10h 33mAmerican Airlines
Deal found 10/26$365
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/108:40 amDSM - SJU
1 stop16h 53mMultiple Airlines
Thu 11/132:11 amSJU - DSM
2 stops13h 38mMultiple Airlines
Deal found 10/25$392
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/105:40 amDSM - SJU
2 stops9h 23mAmerican Airlines
Wed 12/175:56 pmSJU - DSM
1 stop7h 39mAmerican Airlines
Deal found 10/26$393
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/118:02 amDSM - SJU
2 stops11h 24mUnited Airlines
Sat 11/157:45 amSJU - DSM
1 stop8h 26mUnited Airlines
Deal found 10/27$417
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Thu 11/209:19 amDSM - SJU
1 stop9h 08mMultiple Airlines
Mon 11/244:35 pmSJU - DSM
1 stop22h 56mMultiple Airlines
Deal found 10/26$424
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Sat 11/156:40 pmDSM - SJU
1 stop18h 13mAmerican Airlines
Mon 11/243:53 pmSJU - DSM
1 stop9h 51mAmerican Airlines
Deal found 10/25$440
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 12/126:35 amDSM - SJU
1 stop7h 38mMultiple Airlines
Fri 12/196:00 amSJU - DSM
2 stops34h 57mMultiple Airlines
Deal found 10/27$453

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 October 28, 2025.

Round-trip from

$365
(American Airlines)

One-way from

$337
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$478
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. 5% potential increase in price ($32 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 October 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 October 28, 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

Sat 11/8

11:32 am-9:00 pm

1 stop7h 28m

San Juan Luis Munoz Marin Intl

Tue 11/11

2:05 am-2:19 pm

2 stops14h 14m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Mon 11/3

6:15 am-9:30 pm

2 stops13h 15m

San Juan Luis Munoz Marin Intl

Sat 11/8

8:50 am-2:55 pm

1 stop8h 05m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Tue 11/11

8:02 am-9:26 pm

2 stops11h 24m

San Juan Luis Munoz Marin Intl

Sat 11/15

7:45 am-2:11 pm

1 stop8h 26m

$417

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Wed 12/10

7:44 am-5:03 pm

1 stop7h 19m

San Juan Luis Munoz Marin Intl

Wed 12/17

8:20 am-4:35 pm

1 stop10h 15m

$427

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sat 11/15

11:30 am-9:35 pm

1 stop8h 05m

San Juan Luis Munoz Marin Intl

Mon 11/24

3:53 pm-11:44 pm

1 stop9h 51m

$451

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Fri 12/12

6:35 am-4:13 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Fri 12/19

6:00 am-2:57 pm

2 stops34h 57m

$453

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Mon 11/3

11:26 am-9:00 pm

1 stop7h 34m

San Juan Luis Munoz Marin Intl

Fri 11/7

2:05 am-12:14 pm

2 stops12h 09m

$458

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Sun 11/30

9:00 pm-10:10 am

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Fri 12/5

7:00 am-2:51 pm

1 stop9h 51m

$465

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Thu 1/8

2:58 pm-4:23 pm

2 stops23h 25m

San Juan Luis Munoz Marin Intl

Sun 1/11

12:10 pm-10:19 am

2 stops24h 09m

$475

Des MoinesSan Juan

DSM - SJU

DSMSJU

Des Moines

Wed 1/21

11:30 am-9:00 pm

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Sat 1/24

2:05 am-2:33 pm

2 stops14h 28m

$480

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

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 October 24, 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 June is currently the most expensive (average of $444). 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 October 28, 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 October 28, 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
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
7.9
Good
7,994 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
9,001 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
3,124 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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 $427, United Airlines can have you in San Juan from Des Moines in 7h 19m. 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, 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 June is currently the most expensive (average of $444). 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$188FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$347Average$530FlexibilityNo cancel feeOn-time71%
DeltaCheapest$357Average$478FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$419Average$582FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$515Average$675FlexibilityNo cancel feeOn-time63%

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