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Port of Spain

$559+ Cheap flights from Missouri to Port of Spain (POS)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — POS
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Missouri to Port of Spain

Cheapest flights from Missouri to Port of Spain
Explore the most affordable flight options available from Missouri to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/226:00 amSTL - POS
1 stop16h 23mUnited Airlines
Mon 1/52:20 amPOS - STL
1 stop10h 21mUnited Airlines
Deal found 12/14$852

Find flight deals from Missouri to Port of Spain

Keep the following information in mind while searching for Missouri to Port of Spain flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$579
(United Airlines)
Provider with most accurate pricing for Lambert-St Louis-Port of Spain Piarco Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Port of Spain Piarco Intl flights.
Search Deals
From Missouri to Port of Spain Piarco Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Port of Spain 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 December 14, 2025.
Use the filters below to find and compare flights from Missouri to Port of Spain that are best for you.

Fly from

Missouri

Fly to

Port of Spain

Route

Depart

Return

Price

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Wed 2/4

11:44 am-10:48 pm

1 stop9h 04m

Port of Spain Piarco Intl

Wed 2/11

6:30 am-11:59 pm

1 stop19h 29m

$559

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Mon 6/1

11:00 am-11:23 pm

1 stop11h 23m

Port of Spain Piarco Intl

Fri 6/12

12:30 am-3:21 pm

2 stops15h 51m

$583

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Mon 6/1

6:31 am-9:25 pm

2 stops13h 54m

Port of Spain Piarco Intl

Sat 6/13

7:55 am-8:02 pm

2 stops13h 07m

$603

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Tue 3/10

6:15 am-11:23 pm

1 stop16h 08m

Port of Spain Piarco Intl

Thu 3/12

12:30 am-4:52 pm

1 stop17h 22m

$619

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Tue 3/10

5:00 am-2:18 pm

1 stop8h 18m

Port of Spain Piarco Intl

Fri 3/13

3:18 pm-12:39 am

1 stop10h 21m

$619

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Sat 5/2

6:16 am-11:23 pm

1 stop16h 07m

Port of Spain Piarco Intl

Tue 5/5

12:30 am-11:54 am

1 stop12h 24m

$759

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Wed 2/11

6:00 am-12:23 am

1 stop16h 23m

Port of Spain Piarco Intl

Tue 2/17

1:30 am-9:23 am

1 stop9h 53m

$1,669

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Wed 2/11

6:02 pm-4:58 pm

1 stop20h 56m

Port of Spain Piarco Intl

Wed 2/18

4:40 pm-10:59 am

2 stops20h 19m

$1,780

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Mon 6/1

5:00 am-1:25 am

3 stops19h 25m

Port of Spain Piarco Intl

Sat 6/13

6:00 am-12:06 pm

2 stops31h 06m

$4,657

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from Missouri 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 Missouri to Port of Spain
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 Missouri to Port of Spain. 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 into for flights to Port of Spain from Missouri?

    Port of Spain Piarco Intl (POS), located 12.6 mi from the city center, is the airport you fly into when you book flights from Missouri to Port of Spain.

  • How long is the flight from Missouri to Port of Spain?

    Airlines like United Airlines and American Airlines fly from Missouri to Port of Spain in about 11h 23m. The time it takes to get you to your destination can typically vary by up to 2h 31m. There are 2641 mi between Missouri and Port of Spain. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Port of Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Missouri to Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Missouri to Port of Spain

Discover the top airline that operate flights from Missouri to Port of Spain. 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$558Average$667FlexibilityNo cancel feeOn-time71%

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