$699+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — POS
Nov 29 — Dec 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap 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 October 30, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $699 (United Airlines) |
Find flight deals from Missouri to Port of Spain
Cheapest flights from Missouri to Port of SpainExplore 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 October 30, 2025.
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 October 30, 2025.
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/156:15 amMCI - POS
1 stop16h 08mUnited Airlines
Mon 11/171:30 amPOS - MCI
1 stop17h 08mUnited Airlines
Deal found 10/29![United Airlines logo]()
$869
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/15:00 amMCI - POS
1 stop8h 25mAmerican Airlines
Mon 11/34:30 pmPOS - MCI
1 stop9h 29mAmerican Airlines
Deal found 10/28![American Airlines logo]()
$979
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 11/19:58 amMCI - POS
2 stops13h 27mUnited Airlines
Sun 11/21:30 amPOS - MCI
2 stops16h 32mUnited Airlines
Deal found 10/28![United Airlines logo]()
$983
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:35 pmMCI - POS
2 stops20h 05mMultiple Airlines
Mon 11/31:00 pmPOS - MCI
3 stops23h 40mMultiple Airlines
Deal found 10/28![Multiple Airlines logo]()
$2,885
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 October 30, 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
St. LouisPort of Spain
STL - POS
STLPOS
Lambert-St Louis
Sat 2/7
4:35 pm-12:23 am
1 stop29h 48m
Port of Spain Piarco Intl
Tue 2/10
1:30 am-9:22 am
1 stop9h 52m
$699
Kansas CityPort of Spain
MCI - POS
MCIPOS
Kansas City
Sat 11/15
5:04 am-11:39 pm
1 stop16h 35m
Port of Spain Piarco Intl
Tue 11/18
4:30 pm-11:59 pm
1 stop9h 29m
$869
Kansas CityPort of Spain
MCI - POS
MCIPOS
Kansas City
Sat 11/15
6:15 am-12:23 am
1 stop16h 08m
Port of Spain Piarco Intl
Mon 11/17
1:30 am-4:38 pm
1 stop17h 08m
$869
St. LouisPort of Spain
STL - POS
STLPOS
Lambert-St Louis
Sat 2/7
6:43 pm-10:48 pm
2 stops26h 05m
Port of Spain Piarco Intl
Wed 2/11
4:30 pm-12:27 pm
2 stops21h 57m
$943
Kansas CityPort of Spain
MCI - POS
MCIPOS
Kansas City
Fri 2/13
4:20 pm-12:23 am
1 stop30h 03m
Port of Spain Piarco Intl
Sat 2/21
1:30 am-9:32 am
1 stop10h 02m
$1,599
Kansas CityPort of Spain
MCI - POS
MCIPOS
Kansas City
Fri 2/13
5:00 am-5:00 pm
1 stop10h 00m
Port of Spain Piarco Intl
Sun 2/22
4:47 pm-1:09 pm
2 stops22h 22m
$1,924
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
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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.
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 October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$557 | Average$657 | FlexibilityNo cancel fee | On-time71% |