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Cheap flights from St. Louis (STL) to Port of Spain (POS) from $576

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 12/2. 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.
STL — POS
Jun 16 — Jun 231
From?
To?
Sun 6/16
Sun 6/23
1 adult, Economy
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Cheap flight deals from St. Louis to Port of Spain

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Port of Spain (POS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 11, 2024.

Popular in

July

Cheapest in

May

Average price

$941

Round-trip from

$468
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 43% potential price drop
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Average for round-trip flights in June 2024
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From Lambert-St Louis to Port of Spain Piarco Intl
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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 Monday 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.

What is the cheapest month to fly from St. Louis to Port of Spain?

May can be a great time to fly to Port of Spain from St. Louis with a flight ticket averaging about $743. Cheapflights users have found deals in the month of May for as cheap as $424. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from STL to POS?

When flying from St. Louis to Port of Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap St. Louis to Port of Spain flights in June & July 2024

Find cheap flight options from St. Louis to Port of Spain specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 11, 2024.
These are some of the best deals we've found on flights to Port of Spain in 2024 at this time. Check back soon for alternative fares.
Tue 7/95:22 amSTL - POS
2 stops15h 39mAmerican Airlines
Sun 7/143:22 pmPOS - STL
1 stop8h 59mAmerican Airlines
Deal found 6/11$667
Tue 7/95:17 amSTL - POS
2 stops15h 44mAmerican Airlines
Sat 7/133:22 pmPOS - STL
2 stops22h 05mAmerican Airlines
Deal found 6/11$672
Tue 7/97:33 pmSTL - POS
2 stops42h 58mFrontier
Sun 7/143:14 pmPOS - STL
2 stops30h 28mFrontier
Deal found 6/11$684
Tue 7/95:29 amSTL - POS
1 stop15h 32mAmerican Airlines
Sun 7/143:22 pmPOS - STL
1 stop8h 59mAmerican Airlines
Deal found 6/11$707
Tue 7/97:00 amSTL - POS
2 stops14h 01mAmerican Airlines
Sun 7/143:22 pmPOS - STL
1 stop8h 59mAmerican Airlines
Deal found 6/11$712
Tue 7/95:22 amSTL - POS
2 stops15h 39mAmerican Airlines
Sun 7/143:22 pmPOS - STL
2 stops28h 18mAmerican Airlines
Deal found 6/11$722
Sun 6/305:22 pmSTL - POS
1 stop25h 38mMultiple Airlines
Wed 7/102:24 pmPOS - STL
2 stops19h 19mMultiple Airlines
Deal found 6/11$744
Tue 7/96:20 amSTL - POS
1 stop16h 03mUnited Airlines
Fri 7/1212:30 amPOS - STL
1 stop16h 58mUnited Airlines
Deal found 6/11$797
Sun 6/308:01 amSTL - POS
2 stops13h 00mAmerican Airlines
Wed 7/107:00 amPOS - STL
2 stops15h 29mAmerican Airlines
Deal found 6/11$806

St. Louis to Port of Spain 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Port of Spain in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
These are some of the best deals we've found on flights to Port of Spain in 2024 at this time. Check back soon for alternative fares.
Mon 12/26:02 pmSTL - POS
2 stops18h 55mAmerican Airlines
Thu 12/124:18 pmPOS - STL
1 stop8h 56mAmerican Airlines
Deal found 6/10$576
Mon 12/26:02 pmSTL - POS
2 stops18h 55mAmerican Airlines
Thu 12/128:57 amPOS - STL
1 stop16h 17mAmerican Airlines
Deal found 6/11$577
Mon 12/26:15 amSTL - POS
1 stop16h 08mUnited Airlines
Wed 12/111:30 amPOS - STL
1 stop17h 07mUnited Airlines
Deal found 6/11$617
Mon 12/26:15 amSTL - POS
1 stop16h 08mUnited Airlines
Wed 12/111:30 amPOS - STL
2 stops16h 03mUnited Airlines
Deal found 6/10$621
Mon 12/25:37 pmSTL - POS
2 stops28h 46mUnited Airlines
Wed 12/111:30 amPOS - STL
2 stops12h 45mUnited Airlines
Deal found 6/11$622
Mon 12/24:55 pmSTL - POS
1 stop27h 24mAmerican Airlines
Thu 12/128:57 amPOS - STL
1 stop16h 17mAmerican Airlines
Deal found 6/10$631
Tue 7/95:22 amSTL - POS
2 stops15h 39mAmerican Airlines
Sun 7/143:22 pmPOS - STL
1 stop8h 59mAmerican Airlines
Deal found 6/11$667
Tue 7/95:29 amSTL - POS
1 stop15h 32mAmerican Airlines
Sat 7/133:22 pmPOS - STL
2 stops20h 08mAmerican Airlines
Deal found 6/11$672
Tue 7/97:33 pmSTL - POS
2 stops42h 58mFrontier
Sun 7/143:14 pmPOS - STL
2 stops30h 28mFrontier
Deal found 6/11$684

Find flights from St. Louis to Port of Spain within your budget

Customize your flight search to find flights from St. Louis 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 3,117,830 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$576 - $744

Route

Depart

Return

Price

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

2 stops18h 55m

Port of Spain Piarco Intl

Thu 12/12

1 stop8h 56m

$576

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

2 stops18h 55m

Port of Spain Piarco Intl

Thu 12/12

1 stop16h 17m

$577

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

1 stop16h 08m

Port of Spain Piarco Intl

Wed 12/11

1 stop17h 07m

$617

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

1 stop16h 08m

Port of Spain Piarco Intl

Wed 12/11

2 stops16h 03m

$621

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

2 stops28h 46m

Port of Spain Piarco Intl

Wed 12/11

2 stops12h 45m

$622

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Mon 12/2

1 stop27h 24m

Port of Spain Piarco Intl

Thu 12/12

1 stop16h 17m

$631

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Tue 7/9

2 stops15h 39m

Port of Spain Piarco Intl

Sun 7/14

1 stop8h 59m

$667

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Tue 7/9

2 stops42h 58m

Port of Spain Piarco Intl

Sun 7/14

2 stops30h 28m

$684

Lambert-St LouisPort of Spain Piarco Intl

STL - POS

STLPOS

Lambert-St Louis

Sun 6/30

1 stop25h 38m

Port of Spain Piarco Intl

Wed 7/10

2 stops19h 19m

$744

Flights are sorted by cheapest first

Deals found on 6/10

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Port of Spain. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Port of Spain flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from St. Louis to Port of Spain

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from St. Louis 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.

Temperature and rainfall in Port of Spain by month

Plan your trip to Port of Spain by taking into account the average temperature and rainfall totals by month.

POS

Temperature

77 - 80.6 °F

If weather is an important factor for your trip to Port of Spain, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Port of Spain

Get insights into the airlines that provide service to Port of Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Port of Spain. Reviews last updated June 11, 2024.
Get a feel of what it's like to fly with United Airlines and American Airlines from St. Louis to Port of Spain by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,629 reviews

Comfort

7.2

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

United Airlines
7.4
Good
10,629 reviews
United Airlines
7.4
Good
10,629 reviews

Comfort

7.2

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

American Airlines
7.3
Good
14,129 reviews
United Airlines
7.4
Good
10,629 reviews

Comfort

7.2

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Frontier
6.2
Okay
3,962 reviews
United Airlines
7.4
Good
10,629 reviews

Comfort

7.2

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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.

  • Can I find flights from St. Louis to Port of Spain for under $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Port of Spain for under $600. The cheapest flight booked recently is on American Airlines for just $576, but on average you can expect to pay $731.

  • 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 American Airlines. Our recent data shows that you can find tickets from as low as $576 on this airline. Additional options worth looking into are United Airlines and Frontier, starting at $617 and $684 round-trip. American Airlines is currently priced 22% below the average price you’ll pay for this route.

  • What does STL to POS mean?

    This is defined as Lambert-St Louis Airport (STL) and Port of Spain Piarco Intl Airport (POS). Codes like Port of Spain Piarco Intl Airport are often used to just call airports uniquely.

  • Can I find deals for flights from St. Louis to Port of Spain that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Port of Spain flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Port of Spain with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Port of Spain flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from St. Louis 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 St. Louis to Port of Spain.

  • Can I find deals for business class flights from St. Louis to Port of Spain?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Port of Spain that allow pets onboard?

    Many airlines flying from St. Louis to Port of Spain offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Port of Spain?

    Yes, you can often find last-minute deals on St. Louis to Port of Spain flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Port of Spain flight deals updated?

    The St. Louis to Port of Spain flight deals you see on this page were last updated on 6/11.

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

    Currently, March is the cheapest month in which you can book a flight from St. Louis to Port of Spain (average of $469). Flying from St. Louis to Port of Spain in July is currently the most expensive (average of $667). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Port of Spain
See prices for flight routes from nearby airports that may be better suited for you.

Kansas City to Port of Spain flights

Top 2 airlines flying from St. Louis to Port of Spain

Discover the top 2 airlines that operate flights from St. Louis 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 3,117,830 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$424Average$752FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$659Average$774FlexibilityNo cancel feeOn-time69%
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Search flights from St. Louis to Port of Spain by cabin class

Find flights from St. Louis to Port of Spain, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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