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Cheap flights from Missouri to Port of Spain from $298

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Port of Spain departing on 5/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missouri to Port of Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:05 am - 12:15 am
STL
-
POS
16h 10m
1 stop
Air Canada Logo
1:25 am - 8:04 pm
POS
-
STL
19h 39m
1 stop
$298Air Canada
Fri, May 22 - Sun, May 24
Air Canada Logo
7:05 am - 12:15 am
STL
-
POS
16h 10m
1 stop
Air Canada Logo
1:25 am - 8:25 pm
POS
-
STL
20h 00m
2 stops
$301Air Canada
Fri, May 22 - Sun, May 24
Air Canada Logo
4:05 pm - 12:20 am
STL
-
POS
31h 15m
1 stop
Air Canada Logo
1:20 am - 3:25 pm
POS
-
STL
15h 05m
1 stop
$383Air Canada
Sat, Apr 4 - Sun, Apr 12
Air Canada Logo
4:05 pm - 12:20 am
STL
-
POS
31h 15m
1 stop
Air Canada Logo
1:20 am - 3:25 pm
POS
-
STL
15h 05m
1 stop
$408Air Canada
Sat, Apr 4 - Thu, Apr 9
United Airlines Logo
7:45 am - 11:23 pm
STL
-
POS
14h 38m
2 stops
United Airlines Logo
12:30 am - 9:25 am
POS
-
STL
9h 55m
1 stop
$590United Airlines
Wed, Apr 15 - Tue, Apr 21
United Airlines Logo
7:45 am - 11:23 pm
STL
-
POS
14h 38m
2 stops
United Airlines Logo
12:30 am - 2:24 pm
POS
-
STL
14h 54m
2 stops
$594United Airlines
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
3:28 pm - 2:32 pm
MCI
-
POS
22h 04m
2 stops
American Airlines Logo
3:47 pm - 8:54 am
POS
-
MCI
18h 07m
2 stops
$594American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
5:52 pm - 2:32 pm
MCI
-
POS
19h 40m
1 stop
American Airlines Logo
3:47 pm - 5:38 pm
POS
-
MCI
26h 51m
2 stops
$607American Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
7:45 am - 11:23 pm
STL
-
POS
14h 38m
2 stops
United Airlines Logo
12:30 am - 9:25 am
POS
-
STL
9h 55m
1 stop
$610United Airlines
Mon, Apr 6 - Sat, Apr 11
American Airlines Logo
2:13 pm - 2:32 pm
MCI
-
POS
23h 19m
2 stops
American Airlines Logo
3:12 pm - 11:46 am
POS
-
MCI
21h 34m
2 stops
$614American Airlines
Wed, May 6 - Sat, May 23

United Airlines flights from Missouri to Port of Spain

Our best United Airlines deals on Missouri to Port of Spain flight tickets
United Airlines
Apr 15
STL7:45 amLambert-St Louis
14h 38m
2 stops
POS11:23 pmPort of Spain Piarco Intl
Apr 21
POS12:30 amPort of Spain Piarco Intl
9h 55m
1 stop
STL9:25 amLambert-St Louis
$590
United Airlines
Apr 15
STL7:45 amLambert-St Louis
14h 38m
2 stops
POS11:23 pmPort of Spain Piarco Intl
Apr 21
POS12:30 amPort of Spain Piarco Intl
14h 54m
2 stops
STL2:24 pmLambert-St Louis
$594
United Airlines
Apr 6
STL7:45 amLambert-St Louis
14h 38m
2 stops
POS11:23 pmPort of Spain Piarco Intl
Apr 11
POS12:30 amPort of Spain Piarco Intl
9h 55m
1 stop
STL9:25 amLambert-St Louis
$610

American Airlines flights from Missouri to Port of Spain

Our best American Airlines deals on Missouri to Port of Spain flight tickets
American Airlines
Apr 15
MCI3:28 pmKansas City
22h 04m
2 stops
POS2:32 pmPort of Spain Piarco Intl
Apr 22
POS3:47 pmPort of Spain Piarco Intl
18h 07m
2 stops
MCI8:54 amKansas City
$594
American Airlines
Apr 15
MCI5:52 pmKansas City
19h 40m
1 stop
POS2:32 pmPort of Spain Piarco Intl
Apr 22
POS3:47 pmPort of Spain Piarco Intl
26h 51m
2 stops
MCI5:38 pmKansas City
$607
American Airlines
May 6
MCI2:13 pmKansas City
23h 19m
2 stops
POS2:32 pmPort of Spain Piarco Intl
May 23
POS3:12 pmPort of Spain Piarco Intl
21h 34m
2 stops
MCI11:46 amKansas City
$614

momondo 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, momondo users made 832,500 searches. Data last updated March 3, 2026.
Use the filters below to find and compare flights from Missouri to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Fri 5/22

7:05 am-12:15 am

1 stop16h 10m

Port of Spain Piarco Intl

Sun 5/24

1:25 am-8:04 pm

1 stop19h 39m

$298

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Fri 5/22

7:05 am-12:15 am

1 stop16h 10m

Port of Spain Piarco Intl

Sun 5/24

1:25 am-8:25 pm

2 stops20h 00m

$301

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Sat 4/4

4:05 pm-12:20 am

1 stop31h 15m

Port of Spain Piarco Intl

Sun 4/12

1:20 am-3:25 pm

1 stop15h 05m

$383

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Sat 4/4

4:05 pm-12:20 am

1 stop31h 15m

Port of Spain Piarco Intl

Thu 4/9

1:20 am-3:25 pm

1 stop15h 05m

$408

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Wed 4/15

7:45 am-11:23 pm

2 stops14h 38m

Port of Spain Piarco Intl

Tue 4/21

12:30 am-9:25 am

1 stop9h 55m

$590

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Wed 4/15

7:45 am-11:23 pm

2 stops14h 38m

Port of Spain Piarco Intl

Tue 4/21

12:30 am-2:24 pm

2 stops14h 54m

$594

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Wed 4/15

3:28 pm-2:32 pm

2 stops22h 04m

Port of Spain Piarco Intl

Wed 4/22

3:47 pm-8:54 am

2 stops18h 07m

$594

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Wed 4/15

5:52 pm-2:32 pm

1 stop19h 40m

Port of Spain Piarco Intl

Wed 4/22

3:47 pm-5:38 pm

2 stops26h 51m

$607

St. LouisPort of Spain

STL - POS

STLPOS

Lambert-St Louis

Mon 4/6

7:45 am-11:23 pm

2 stops14h 38m

Port of Spain Piarco Intl

Sat 4/11

12:30 am-9:25 am

1 stop9h 55m

$610

Kansas CityPort of Spain

MCI - POS

MCIPOS

Kansas City

Wed 5/6

2:13 pm-2:32 pm

2 stops23h 19m

Port of Spain Piarco Intl

Sat 5/23

3:12 pm-11:46 am

2 stops21h 34m

$614

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Port of Spain from

How to get the cheapest flight ticket from Missouri to Port of Spain

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Port of Spain?

Flight times from Missouri to Port of Spain vary, but if you’re flying out of St. Louis and flying into Port of Spain (one of the most popular routes), then the duration is 9h 43m on average. Another popular route from Missouri to Port of Spain is flying from Kansas City to Port of Spain, which will take roughly 16h 58m. Keep in mind that layovers or delays could extend your travel time.

Cheap Missouri to Port of Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Port of Spain

Fastest flight time

9h 43m

Direct flights

None
The fastest flight from Missouri to Port of Spain takes 9h 43m
There are no direct flights from Missouri to Port of Spain. There are no popular flight routes from Missouri to Port of Spain.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Port of Spain Piarco Intl Airport?

    Prices for flights from Missouri to Port of Spain Piarco Intl Airport were last updated today.

  • How many operators does momondo search for flights from Missouri to Port of Spain Piarco Intl Airport?

  • How old do you have to be to fly from Missouri to Port of Spain Piarco Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Port of Spain Piarco Intl Airport.

  • What documentation or ID do you need to fly to Port of Spain Piarco Intl Airport?

    The travel and health documents required for your trip to Port of Spain Piarco Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Port of Spain Piarco Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Port of Spain

Compare and see reviews for airlines that fly from Missouri to Port of Spain with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $618Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights

Traveling to a place near Port of Spain?

Book flights to Port of Spain if you plan to visit one of these locations
Piarco

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Port of Spain?

Finding the right flight to Port of Spain from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Port of Spain quick and easy, saving you time and money.

Can I find flights from Missouri to Port of Spain with flexible booking policies on momondo?

All flight searches from Missouri to Port of Spain on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Missouri to Port of Spain?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Port of Spain.

I’m not ready to book a flight from Missouri to Port of Spain right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Port of Spain from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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