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Cheap flights from Port of Spain (POS) to St. Louis (STL) from $557

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 7/3. 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.
POS — STL
May 19 — May 261
From?
To?
Sun 5/19
Sun 5/26
1 adult, Economy
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What is the cheapest day to fly round-trip from Port of Spain to St. Louis?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 2% on flights from Port of Spain to St. Louis by exploring options for tickets at noon.

Cheap United Airlines flights from Port of Spain to St. Louis

Explore cheap flight options specifically provided by United Airlines for the route between Port of Spain and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Find some of the cheapest United Airlines flights traveling from Port of Spain to St. Louis. Make sure to double check the flight details before booking.
Wed 7/312:30 amPOS - STL
1 stop16h 58mUnited Airlines
Thu 8/16:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$557
Wed 7/312:30 amPOS - STL
2 stops16h 10mUnited Airlines
Thu 8/16:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$561
Wed 7/312:30 amPOS - STL
2 stops16h 10mUnited Airlines
Thu 8/16:30 amSTL - POS
2 stops15h 53mUnited Airlines
Deal found 5/13$673
Tue 7/1612:30 amPOS - STL
2 stops40h 10mUnited Airlines
Mon 7/226:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$811
Tue 7/1612:30 amPOS - STL
2 stops40h 10mUnited Airlines
Mon 7/2210:19 amSTL - POS
2 stops36h 04mUnited Airlines
Deal found 5/13$887

Cheap American Airlines flights from Port of Spain to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between Port of Spain and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Have a look at some of the cheapest available American Airlines flights departing from Port of Spain and landing in St. Louis. Deals frequently update to provide users with more options.
Thu 7/43:20 pmPOS - STL
2 stops20h 02mAmerican Airlines
Thu 8/17:00 amSTL - POS
2 stops14h 01mAmerican Airlines
Deal found 5/13$683
Thu 7/43:20 pmPOS - STL
1 stop9h 06mAmerican Airlines
Thu 8/17:00 amSTL - POS
2 stops14h 01mAmerican Airlines
Deal found 5/13$733
Thu 7/43:20 pmPOS - STL
1 stop9h 06mAmerican Airlines
Thu 8/15:29 amSTL - POS
1 stop15h 32mAmerican Airlines
Deal found 5/13$779
Wed 7/177:00 amPOS - STL
1 stop17h 07mAmerican Airlines
Mon 7/225:30 pmSTL - POS
2 stops19h 44mAmerican Airlines
Deal found 5/13$855
Wed 7/173:22 pmPOS - STL
1 stop8h 45mAmerican Airlines
Mon 7/225:29 amSTL - POS
1 stop15h 32mAmerican Airlines
Deal found 5/13$1,022

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

Find cheap flight options from Port of Spain to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Prices were last updated on May 14, 2024.
Scroll through some of the best deals on flights from Port of Spain to St. Louis in 2024. For more flight deals, be sure to check back very soon.
Tue 5/147:00 amPOS - STL
1 stop17h 19mAmerican Airlines
Sat 5/185:19 amSTL - POS
1 stop15h 15mAmerican Airlines
Deal found 5/13$1,079
Tue 5/143:14 pmPOS - STL
2 stops22h 56mAmerican Airlines
Sat 5/184:20 pmSTL - POS
2 stops20h 50mAmerican Airlines
Deal found 5/13$1,080
Tue 5/147:00 amPOS - STL
2 stops17h 22mAmerican Airlines
Sat 5/185:19 amSTL - POS
1 stop15h 15mAmerican Airlines
Deal found 5/13$1,082
Tue 5/143:14 pmPOS - STL
1 stop9h 05mAmerican Airlines
Sat 5/185:19 amSTL - POS
1 stop15h 15mAmerican Airlines
Deal found 5/12$1,313
Tue 5/147:00 amPOS - STL
2 stops13h 30mAmerican Airlines
Sat 5/1810:46 amSTL - POS
2 stops9h 48mAmerican Airlines
Deal found 5/12$1,314
Tue 5/147:00 amPOS - STL
2 stops13h 30mAmerican Airlines
Sat 5/185:19 amSTL - POS
1 stop15h 15mAmerican Airlines
Deal found 5/12$1,316

Port of Spain to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Port of Spain and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Scroll through some of the best deals on flights from Port of Spain to St. Louis in 2024. For more flight deals, be sure to check back very soon.
Wed 7/312:30 amPOS - STL
1 stop16h 58mUnited Airlines
Thu 8/16:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$557
Wed 7/312:30 amPOS - STL
2 stops16h 10mUnited Airlines
Thu 8/16:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$561
Wed 7/312:30 amPOS - STL
2 stops16h 10mUnited Airlines
Thu 8/16:30 amSTL - POS
2 stops15h 53mUnited Airlines
Deal found 5/13$673
Thu 7/43:20 pmPOS - STL
2 stops20h 02mAmerican Airlines
Thu 8/17:00 amSTL - POS
2 stops14h 01mAmerican Airlines
Deal found 5/13$683
Thu 7/43:20 pmPOS - STL
1 stop9h 06mAmerican Airlines
Thu 8/17:00 amSTL - POS
2 stops14h 01mAmerican Airlines
Deal found 5/13$733
Thu 7/43:20 pmPOS - STL
1 stop9h 06mAmerican Airlines
Thu 8/15:29 amSTL - POS
1 stop15h 32mAmerican Airlines
Deal found 5/13$779
Tue 7/1612:30 amPOS - STL
2 stops40h 10mUnited Airlines
Mon 7/226:20 amSTL - POS
1 stop16h 03mUnited Airlines
Deal found 5/13$811
Wed 7/177:00 amPOS - STL
1 stop17h 07mAmerican Airlines
Mon 7/225:30 pmSTL - POS
2 stops19h 44mAmerican Airlines
Deal found 5/13$855
Tue 7/1612:30 amPOS - STL
2 stops40h 10mUnited Airlines
Mon 7/2210:19 amSTL - POS
2 stops36h 04mUnited Airlines
Deal found 5/13$887

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

Customize your flight search to find flights from Port of Spain to St. Louis 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 2,632,958 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$557 - $1,634

Route

Depart

Return

Price

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Wed 7/3

1 stop16h 58m

Lambert-St Louis

Thu 8/1

1 stop16h 03m

$557

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Wed 7/3

2 stops16h 10m

Lambert-St Louis

Thu 8/1

1 stop16h 03m

$561

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Wed 7/3

2 stops16h 10m

Lambert-St Louis

Thu 8/1

2 stops15h 53m

$673

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Thu 7/4

2 stops20h 02m

Lambert-St Louis

Thu 8/1

2 stops14h 01m

$683

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Thu 7/4

1 stop9h 06m

Lambert-St Louis

Thu 8/1

2 stops14h 01m

$733

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Thu 7/4

1 stop9h 06m

Lambert-St Louis

Thu 8/1

1 stop15h 32m

$779

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Tue 7/16

2 stops40h 10m

Lambert-St Louis

Mon 7/22

1 stop16h 03m

$811

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Wed 7/17

1 stop17h 07m

Lambert-St Louis

Mon 7/22

2 stops19h 44m

$855

Port of Spain Piarco IntlLambert-St Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Thu 7/4

3 stops31h 51m

Lambert-St Louis

Thu 8/1

2 stops25h 10m

$1,634

Flights are sorted by cheapest first

Deals found on 5/13

When is the cheapest time to fly from Port of Spain to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Port of Spain to St. Louis. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Port of Spain to St. Louis flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated May 14, 2024.
Get a feel of what it's like to fly with United Airlines and American Airlines from Port of Spain to St. Louis by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,959 reviews
Check prices

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.2

Crew

8.1

Overall

7.4

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

United Airlines
7.4
Good
10,959 reviews
United Airlines
7.4
Good
10,959 reviews
Check prices

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.2

Crew

8.1

Overall

7.4

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

American Airlines
7.3
Good
14,561 reviews
United Airlines
7.4
Good
10,959 reviews
Check prices

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.2

Crew

8.1

Overall

7.4

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to St. Louis. 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 Port of Spain to St. Louis for under $600 on Cheapflights?

    Yes, there are multiple flights from Port of Spain to St. Louis for under $600. The cheapest flight booked recently is on United Airlines for just $557, but on average you can expect to pay $1,244.

  • What does POS to STL mean?

    Port of Spain Piarco Intl Airport is POS and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

    The amount of baggage you can bring on your Port of Spain to St. Louis 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 Port of Spain to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Port of Spain to St. Louis 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 Port of Spain to St. Louis that include hotel bookings?

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to St. Louis.

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

    Yes. Cheapflights offers flight deals from Port of Spain to St. Louis 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 Port of Spain to St. Louis that allow pets onboard?

    Many airlines flying from Port of Spain to St. Louis 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 Port of Spain to St. Louis?

    Yes, you can often find last-minute deals on Port of Spain to St. Louis 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 Port of Spain to St. Louis flight deals updated?

    The Port of Spain to St. Louis flight deals you see on this page were last updated on 5/13.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

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The Hill car rentals

Top airline flying from Port of Spain to St. Louis

Discover the top airline that operate flights from Port of Spain to St. Louis. 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 2,632,958 searches. Data last updated May 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$559Average$782FlexibilityNo cancel feeOn-time71%
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Search flights from Port of Spain to St. Louis by cabin class

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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Port of Spain to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Port of Spain to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Port of Spain to St. Louis?

Millions of users choose and trust Cheapflights to book the best flight deals from Port of Spain to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Port of Spain to St. Louis with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Port of Spain to St. Louis, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Port of Spain to St. Louis become cheaper?

Of course! You can now track prices for flights from Port of Spain to St. Louis and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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