STL - POS

$368 Find Cheap Flights from St. Louis to Port of Spain

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Port of Spain departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Port of Spain

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Port of Spain, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Port of Spain, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$368
Air Canada
Sat 2/21Fri 2/27
STL - POS • 1 stop
Cheapest one-way
$403
United Airlines
Sun 3/15
STL - POS • 2 stops
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Port of Spain!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Port of Spain (STL-POS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Port of Spain that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Port of Spain

Sat, Feb 21 - Fri, Feb 27
Air Canada Logo
4:05 pm - 1:20 am
STL
-
POS
31h 15m
1 stop
Air Canada Logo
2:20 am - 3:29 pm
POS
-
STL
15h 09m
1 stop
$368Air Canada
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
3:49 pm - 7:30 pm
STL
-
POS
25h 41m
1 stop
Multiple Airlines Logo
9:10 am - 10:37 am
POS
-
STL
26h 27m
2 stops
$552Multiple Airlines
Tue, Mar 3 - Mon, Mar 9
United Airlines Logo
10:10 am - 12:23 am
STL
-
POS
12h 13m
1 stop
United Airlines Logo
12:30 am - 9:21 am
POS
-
STL
9h 51m
1 stop
$580United Airlines
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
4:13 pm - 3:06 pm
STL
-
POS
20h 53m
2 stops
American Airlines Logo
3:10 pm - 8:35 am
POS
-
STL
18h 25m
2 stops
$584American Airlines
Sat, Feb 21 - Fri, Feb 27
Air Canada Logo
4:05 pm - 1:20 am
STL
-
POS
31h 15m
1 stop
Air Canada Logo
2:20 am - 9:05 pm
POS
-
STL
20h 45m
2 stops
$681Air Canada
Mon, Mar 23 - Thu, Mar 26
Air Canada Logo
4:05 pm - 12:20 am
STL
-
POS
31h 15m
1 stop
Air Canada Logo
1:20 am - 3:29 pm
POS
-
STL
15h 09m
1 stop
$688Air Canada
Mon, Mar 23 - Thu, Mar 26
United Airlines Logo
7:00 pm - 11:23 pm
STL
-
POS
27h 23m
2 stops
United Airlines Logo
12:30 am - 6:00 pm
POS
-
STL
18h 30m
2 stops
$754United Airlines
Sat, Feb 21 - Fri, Feb 27
United Airlines Logo
9:55 am - 12:23 am
STL
-
POS
12h 28m
2 stops
United Airlines Logo
1:30 am - 2:29 pm
POS
-
STL
14h 59m
2 stops
$759United Airlines
Sat, Feb 21 - Fri, Feb 27
Multiple Airlines Logo
7:41 am - 1:30 am
STL
-
POS
15h 49m
3 stops
Multiple Airlines Logo
2:20 am - 4:02 pm
POS
-
STL
15h 42m
2 stops
$1,559Multiple Airlines
Sat, Feb 21 - Sat, Feb 28
Multiple Airlines Logo
7:41 am - 1:30 am
STL
-
POS
15h 49m
3 stops
Multiple Airlines Logo
1:00 pm - 12:21 pm
POS
-
STL
25h 21m
3 stops
$2,414Multiple Airlines
Booking Insights

KAYAK's insights & trends for St. Louis to Port of Spain flights

Get data-powered insights and trends into flights from St. Louis to Port of Spain to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from St. Louis to Port of Spain?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from St. Louis to Port of Spain were found on Air Canada ($368) and United Airlines ($580).

Find deals

Good to know

Cheapest flight$368
Flight from St. Louis to Port of Spain

When to book flights from St. Louis to Port of Spain

Are your dates flexible? Find out the best times to travel from St. Louis to Port of Spain based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Port of Spain

  • What is the cheapest flight from St. Louis to Port of Spain?

    In the last 3 days, the lowest price for a flight from St. Louis to Port of Spain was $403 for a one-way ticket and $368 for a round-trip.

  • Do I need a passport to fly between St. Louis and Port of Spain?

    Yes, you'll most likely have to show a valid passport before boarding the plane in St. Louis and on arrival in Port of Spain.

  • Which airports will I be using when flying from St. Louis to Port of Spain?

    When flying out of St. Louis you will be using Lambert-St Louis. You will be landing at Port of Spain, also known as Port of Spain Piarco Intl.

  • Which aircraft models fly most regularly from St. Louis to Port of Spain?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from St. Louis to Port of Spain?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Port of Spain.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Port of Spain?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Port of Spain from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Port of Spain?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Port of Spain with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and POS can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Port of Spain?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Port of Spain from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Port of Spain

Information on your arrival and departure airports

St. Louis (STL)
Port of Spain (POS)