$405 Cheap Flights from Port of Spain (POS) to Des Moines (DSM)

View $405 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Piarco Intl. Airport (POS) to Des Moines International Airport (DSM)

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Cheap Flights from Port of Spain to Des Moines (POS-DSM)

Prices were available within the past 7 days and start at $405 for one-way flights and $617 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$617 Roundtrip, found 3 days ago
$617
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $617 found 3 days ago
United
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$621 Roundtrip, found 3 days ago
$621
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $621 found 3 days ago
American Airlines
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$625 Roundtrip, found 3 days ago
$625
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $625 found 3 days ago
American Airlines
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$637 Roundtrip, found 3 days ago
$637
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $637 found 3 days ago
United
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$645 Roundtrip, found 3 days ago
$645
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $645 found 3 days ago
United
Tue, Aug 26 - Sun, Aug 31
POS
Trinidad
DSM
Des Moines
$680 Roundtrip, found 5 days ago
$680
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 26 from Trinidad to Des Moines, returning Sun, Aug 31, priced at $680 found 5 days ago
United
Thu, Aug 28 - Sun, Aug 31
POS
Trinidad
DSM
Des Moines
$684 Roundtrip, found 5 days ago
$684
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 28 from Trinidad to Des Moines, returning Sun, Aug 31, priced at $684 found 5 days ago
United
Sat, Aug 23 - Sun, Aug 31
POS
Trinidad
DSM
Des Moines
$685 Roundtrip, found 5 days ago
$685
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 23 from Trinidad to Des Moines, returning Sun, Aug 31, priced at $685 found 5 days ago
American Airlines
Fri, Oct 24 - Sun, Oct 26
POS
Trinidad
DSM
Des Moines
$692 Roundtrip, found 3 days ago
$692
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 24 from Trinidad to Des Moines, returning Sun, Oct 26, priced at $692 found 3 days ago
United
Mon, Aug 25 - Sun, Aug 31
POS
Trinidad
DSM
Des Moines
$699 Roundtrip, found 5 days ago
$699
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug 25 from Trinidad to Des Moines, returning Sun, Aug 31, priced at $699 found 5 days ago
Flights from Port of Spain (POS) to Des Moines (DSM)
Origin airport
Piarco Intl.
Destination airport
Des Moines Intl.
Roundtrip price
$616
Distance
2897 mi

Port of Spain to Des Moines Flights

The cheapest times to fly from Port of Spain to Des Moines

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Port of Spain to Des Moines are during the month of October. You can find some of the cheapest flights from Port of Spain to Des Moines with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Port of Spain to Des Moines

Sunday is one of the best days to book for cheap flights from Port of Spain to Des Moines: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Port of Spain to Des Moines

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Port of Spain to Des Moines in 2025. You can also book with separate airlines for your outbound and return journeys, from $405 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Port of Spain to Des Moines flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Port of Spain to Des Moines airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM) cost?
Snag a cheap one-way flight from $405 or cheap return flight from $617 from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM)?
Planning your trip for October is a great way to save, as it's the cheapest month for flights between POS and DSM. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from POS to DSM. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM)?
You'll have to hop on a flight with a layover when traveling from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from POS to DSM?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM)?
To avoid potential delays on the Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM) route, travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM) last-minute?
Waiting until just before your trip to book a ticket from POS to DSM generally means paying more. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible for a better chance of getting a bargain.
Is it cheaper to book a POS to DSM flight and hotel package?
Compared with arranging flights and hotels separately, booking a POS to DSM flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place takes the hassle out of travel planning. Just secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Piarco Intl. Airport (POS) to Des Moines Intl. Airport (DSM)?
In most instances, you're able to cancel or reschedule your POS to DSM flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.