$195 Cheap Flights from Baltimore (BWI) to Port of Spain (POS)

View $195 flight on Mon, Sep 15, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Piarco Intl. Airport (POS)

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Cheap Flights from Baltimore to Port of Spain (BWI-POS)

Prices were available within the past 7 days and start at $195 for one-way flights and $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Wed, Oct 29 - Wed, Nov 12
BWI
Baltimore
POS
Trinidad
$329 Roundtrip, found 8 hours ago
$329
Roundtrip
found 8 hours ago
Select Copa flight, departing Wed, Oct 29 from Baltimore to Trinidad, returning Wed, Nov 12, priced at $329 found 8 hours ago
Copa
Wed, Nov 12 - Fri, Nov 21
BWI
Baltimore
POS
Trinidad
$339 Roundtrip, found 5 hours ago
$339
Roundtrip
found 5 hours ago
Select Copa flight, departing Wed, Nov 12 from Baltimore to Trinidad, returning Fri, Nov 21, priced at $339 found 5 hours ago
Copa
Mon, Oct 13 - Mon, Nov 3
BWI
Baltimore
POS
Trinidad
$344 Roundtrip, found 18 hours ago
$344
Roundtrip
found 18 hours ago
Select Copa flight, departing Mon, Oct 13 from Baltimore to Trinidad, returning Mon, Nov 3, priced at $344 found 18 hours ago
Copa
Wed, Oct 22 - Mon, Nov 3
BWI
Baltimore
POS
Trinidad
$364 Roundtrip, found 2 days ago
$364
Roundtrip
found 2 days ago
Select Copa flight, departing Wed, Oct 22 from Baltimore to Trinidad, returning Mon, Nov 3, priced at $364 found 2 days ago
Copa
Wed, Mar 11 - Wed, Mar 18
BWI
Baltimore
POS
Trinidad
$366 Roundtrip, found 1 day ago
$366
Roundtrip
found 1 day ago
Select Copa flight, departing Wed, Mar 11 from Baltimore to Trinidad, returning Wed, Mar 18, priced at $366 found 1 day ago
American Airlines
Thu, Oct 16 - Mon, Oct 20
BWI
Baltimore
POS
Trinidad
$378 Roundtrip, just found
$378
Roundtrip
just found
Select American Airlines flight, departing Thu, Oct 16 from Baltimore to Trinidad, returning Mon, Oct 20, priced at $378 just found
United
Thu, Sep 4 - Mon, Sep 8
BWI
Baltimore
POS
Trinidad
$378 Roundtrip, just found
$378
Roundtrip
just found
Select United flight, departing Thu, Sep 4 from Baltimore to Trinidad, returning Mon, Sep 8, priced at $378 just found
Copa
Sat, Oct 18 - Sat, Oct 25
BWI
Baltimore
POS
Trinidad
$381 Roundtrip, found 12 hours ago
$381
Roundtrip
found 12 hours ago
Select Copa flight, departing Sat, Oct 18 from Baltimore to Trinidad, returning Sat, Oct 25, priced at $381 found 12 hours ago
United
Tue, Oct 21 - Tue, Nov 4
BWI
Baltimore
POS
Trinidad
$383 Roundtrip, just found
$383
Roundtrip
just found
Select United flight, departing Tue, Oct 21 from Baltimore to Trinidad, returning Tue, Nov 4, priced at $383 just found
American Airlines
Tue, Oct 7 - Sun, Oct 12
BWI
Baltimore
POS
Trinidad
$383 Roundtrip, found 12 hours ago
$383
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Oct 7 from Baltimore to Trinidad, returning Sun, Oct 12, priced at $383 found 12 hours ago

Find the cheapest month to fly from Baltimore (BWI) to Piarco (POS)

February is typically the cheapest month to fly

From $294 - $858 per traveler.

Graph displaying average flight prices per month

Alternative airports near Piarco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Piarco Intl. POS. Cheapest option available. Flights from $412
POS
Piarco Intl.
Cheapest
Flights from $412
Flights from Baltimore (BWI) to Port of Spain (POS)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Piarco Intl.
Airlines serving
American Airlines, Copa, United
Roundtrip price
$328
Distance
2188 mi

Baltimore to Port of Spain Flights

The cheapest times to fly from Baltimore to Port of Spain

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Port of Spain are during the month of October. You can find some of the cheapest flights from Baltimore to Port of Spain with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Port of Spain

Sunday is one of the best days to book for cheap flights from Baltimore to Port of Spain: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Port of Spain

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Port of Spain in 2025. You can also book with separate airlines for your outbound and return journeys, from $195 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Port of Spain flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Port of Spain airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS) cost?
Discover the latest flight deals from BWI to POS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BWI to POS?
The cheapest flights from BWI to POS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BWI to POS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BWI to POS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS)?
There aren't any daily direct flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from BWI to POS?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS)?
To land at Piarco Intl. Airport (POS) on time, pick a flight that leaves Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS) last-minute?
Booking your ticket from BWI to POS right before your journey is generally more expensive. However, if you're flexible with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book a BWI to POS flight and hotel package?
Booking a BWI to POS flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Piarco Intl. Airport (POS)?
Typically, it's possible to cancel or reschedule your BWI to POS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.