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

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How to find the cheapest flight from
St. Louis (STL) to Port of Spain (POS)

All the information you need to plan the best STL to POS flight in 2021: compare St. Louis to Port of Spain flight prices with the expected peak season, weather and rainfall in Port of Spain.
What is the cheapest month to fly from St. Louis to Port of Spain?

July can be a great time to fly to Port of Spain from St. Louis with a flight ticket averaging about $622. Cheapflights users have found deals in the month of July for as cheap as $341. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from St. Louis to Port of Spain (STL - POS)?

It’s optimal to fly from St. Louis to Port of Spain in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly round-trip from St. Louis to Port of Spain?

Users have found that flying from St. Louis to Port of Spain on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Cheap flights from St. Louis to Port of Spain in November, December 2021

The best prices found for STL to POS flights for November, December
8 Dec - 11 Dec
$411pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
8 Dec - 11 Dec
$444pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
8 Dec - 11 Dec
$477pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Lambert-St Louis to Port of Spain 2022 flight deals

Cheap flights to Port of Spain from St. Louis found for next year
8 Dec - 11 Dec
$411pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
8 Dec - 11 Dec
$444pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
8 Dec - 11 Dec
$477pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
POS
Port of Spain Piarco Intl
POS
Port of Spain Piarco Intl
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

One-way flights to Piarco Intl from St. Louis

The cheapest one-way flights from St. Louis to Port of Spain
11:00 am - 7:27 pm
United Airlines
1 Stop
30h 27m
STL - POS
United Airlines
$323
United
1:20 am - 7:27 pm
United Airlines
1 Stop
16h 07m
STL - POS
United Airlines
$339
United
12:08 pm - 7:27 pm
United Airlines
2 Stops
29h 19m
STL - POS
United Airlines
$315
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Port of Spain</span> flights.

Flight FAQs

From St. Louis to Port of Spain

Which airlines flying from Lambert-St Louis to Port of Spain Piarco Intl have flexible cancellations due to COVID-19?

American Airlines and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Port of Spain for under $400 on Cheapflights?

Yes, there are multiple flights from St. Louis to Port of Spain for under $400. The cheapest flight booked recently is on Multiple Airlines for just $384, but on average you can expect to pay $622.

What are the cheapest airlines flying from St. Louis to Port of Spain round-trip?

Our cheapest airline available from St. Louis to Port of Spain is United Airlines. Our recent data shows that you can find tickets from as low as $679 on this airline. An additional option worth looking into is American Airlines, starting at $1,030.

What are the cheapest flights from St. Louis to Port of Spain?

The cheapest flight price from St. Louis to Port of Spain is $341. On average you can expect to pay $341. The most popular route, (Lambert-St Louis - Port of Spain Piarco Intl), can usually be booked for $384.

What are the most popular airlines that fly from St. Louis to Port of Spain?

Before booking your flight from St. Louis to Port of Spain check out the most popular airlines for this route: American Airlines, Air Canada or United Airlines.

COVID Restrictions

View COVID Travel Restrictions for Port of Spain, Trinidad and Tobago

Do I need a COVID test to fly to Port of Spain from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Port of Spain Piarco Intl

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Port of Spain Piarco Intl.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Port of Spain Piarco Intl.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Port of Spain Piarco Intl.

Do I need a test to fly back to St. Louis from Port of Spain?

Returning to Lambert-St Louis from Port of Spain Piarco Intl

COVID-19 testing requirements
Visitors from Port of Spain Piarco Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Port of Spain Piarco Intl are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Port of Spain, Trinidad and Tobago

Alternative routes for St. Louis to Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Port of Spain

Things to know before you go - useful duration and weather info for your trip from St. Louis to Port of Spain.
Today's exchange rate
$1 = $6.66
Average temperature for November in Port of Spain
89.6 °F
Avg rainfall for November in Port of Spain
7.9 ″

Airports servicing St. Louis

Airports servicing Port of Spain

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