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$611+ Cheap flights from Port of Spain (POS) to Missouri

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
POS — STL
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
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Cheap flight deals from Port of Spain to Missouri

Keep the following information in mind while searching for Port of Spain to Missouri flight deals. Data was last updated agosto 13, 2025.

Round-trip from

$611
(United Airlines)
From Port of Spain Piarco Intl to Missouri
Search Deals

Find flight deals from Port of Spain to Missouri

Cheapest flights from Port of Spain to Missouri
Explore the most affordable flight options available from Port of Spain to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 13, 2025.

This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/712:30 amPOS - STL
1 stop19h 27mUnited Airlines
mar. 10/143:23 pmSTL - POS
2 stops31h 00mUnited Airlines
Deal found 8/11$611
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/83:25 pmPOS - STL
1 stop9h 31mAmerican Airlines
mar. 10/145:23 amSTL - POS
1 stop14h 57mAmerican Airlines
Deal found 8/11$612
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/82:45 pmPOS - STL
3 stops49h 33mMultiple Airlines
mar. 10/1410:54 amSTL - POS
2 stops32h 46mMultiple Airlines
Deal found 8/11$1,184

Cheapflights Fare Finder

 
Customize your flight search to find flights from Port of Spain to Missouri 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 agosto 13, 2025.
Use the filters below to find and compare flights from Port of Spain to Missouri that are best for you.

Fly from

Port of Spain

Fly to

Missouri

Route

Depart

Return

Price

Port of SpainSt. Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

mar. 10/7

12:30 am-2:27 pm

2 stops14h 57m

Lambert-St Louis

mar. 10/14

3:23 pm-11:23 pm

2 stops31h 00m

$611

Port of SpainSt. Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

mié. 10/8

3:25 pm-11:56 pm

1 stop9h 31m

Lambert-St Louis

mar. 10/14

5:23 am-9:20 pm

1 stop14h 57m

$612

Port of SpainSt. Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

mié. 10/8

2:45 pm-3:18 pm

3 stops49h 33m

Lambert-St Louis

mar. 10/14

10:54 am-8:40 pm

2 stops32h 46m

$1,184

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Best time to book a flight from Port of Spain to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Port of Spain 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 Port of Spain to Missouri
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to Missouri. 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 Port of Spain to Missouri?

    If you book a flight to Missouri from Port of Spain, you will be flying from Piarco Intl, which is the city’s only airport. Port of Spain Piarco Intl (POS) is located 12.6 mi from the center of Port of Spain.

  • Can I find deals for flights from Port of Spain to Missouri that include hotel bookings?

    Yes. In addition to deals on Port of Spain to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Port of Spain to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to Missouri.

  • Can I find deals for business class flights from Port of Spain to Missouri?

    Yes. Cheapflights offers flight deals from Port of Spain to Missouri 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 Port of Spain to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Port of Spain to Missouri (average of $311). Flying from Port of Spain to Missouri in March is currently the most expensive (average of $356). 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.

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