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$119+ Cheap flights from Key Largo, FL to Port of Spain (POS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — POS
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Port of Spain Piarco Intl are usually found in January or October, booked 86 days in advance, depart on a Sunday or Monday and return on a Tuesday

Cheap flight deals from Key Largo to Port of Spain

Keep the following information in mind while searching for Key Largo to Port of Spain flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$294
(American Airlines)

One-way from

$119
(Booking.com)

Popular in

December

Cheapest in

January

Average price

$374
Provider with most accurate pricing for Miami-Port of Spain Piarco Intl flight deals.
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Provider most trusted by Cheapflights users for Miami-Port of Spain Piarco Intl flights.
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From Key Largo to Port of Spain Piarco Intl
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One-way flight from Key Largo to Port of Spain Piarco Intl
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Key Largo to Port of Spain

Cheapest flights from Key Largo to Port of Spain
Explore the most affordable flight options available from Key Largo to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/710:05 amMIA - POS
Nonstop4h 00mAmerican Airlines
Mon 6/237:09 amPOS - MIA
Nonstop4h 05mAmerican Airlines
Deal found 4/29$294
This Copa Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:23 amMIA - POS
1 stop6h 55mCopa Airlines
Fri 10/242:39 pmPOS - MIA
1 stop7h 48mCopa Airlines
Deal found 4/29$296
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/53:10 pmMIA - POS
Nonstop3h 45mCaribbean Airlines
Wed 6/259:10 amPOS - MIA
Nonstop4h 05mCaribbean Airlines
Deal found 4/28$300
This FlightHub deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:10 pmMIA - POS
Nonstop3h 45mMultiple Airlines
Sat 5/173:44 amPOS - MIA
1 stop18h 37mMultiple Airlines
Deal found 4/28$314
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/87:00 amMIA - POS
1 stop16h 23mUnited Airlines
Fri 7/1812:30 amPOS - MIA
1 stop20h 15mUnited Airlines
Deal found 4/28$378

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Key Largo to Port of Spain that are best for you.

Fly from

Key Largo

Fly to

Port of Spain

Route

Depart

Return

Price

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Sat 6/7

10:05 am-2:05 pm

Nonstop4h 00m

Port of Spain Piarco Intl

Mon 6/23

7:09 am-11:14 am

Nonstop4h 05m

$294

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Fri 10/10

6:23 am-1:18 pm

1 stop6h 55m

Port of Spain Piarco Intl

Fri 10/24

2:39 pm-10:27 pm

1 stop7h 48m

$296

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Thu 6/5

3:10 pm-6:55 pm

Nonstop3h 45m

Port of Spain Piarco Intl

Wed 6/25

9:10 am-1:15 pm

Nonstop4h 05m

$300

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Thu 5/15

3:10 pm-6:55 pm

Nonstop3h 45m

Port of Spain Piarco Intl

Sat 5/17

3:44 am-10:21 pm

1 stop18h 37m

$314

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Tue 7/8

7:00 am-11:23 pm

1 stop16h 23m

Port of Spain Piarco Intl

Fri 7/18

12:30 am-8:45 pm

1 stop20h 15m

$378

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Fri 6/13

3:10 pm-6:55 pm

Nonstop3h 45m

$119

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Fri 6/13

5:19 pm-1:47 am

1 stop8h 28m

$125

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Mon 6/30

5:46 pm-9:36 pm

Nonstop3h 50m

$160

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Wed 5/28

6:30 am-11:23 pm

1 stop16h 53m

$163

MiamiPort of Spain

MIA - POS

MIAPOS

Miami

Tue 5/6

8:15 am-1:47 am

2 stops17h 32m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
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Best time to book a flight from Key Largo to Port of Spain

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

Cheapflights Insights

Everything you need to know about your flight from Key Largo to Port of Spain

How far ahead should I book a flight from Key Largo to Port of Spain?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Port of Spain. Price data was last updated on April 25, 2025.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to Port of Spain. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Key Largo to Port of Spain?

Currently, October is the cheapest month in which you can book a flight from Key Largo to Port of Spain (average of $435). Flying from Key Largo to Port of Spain in December is currently the most expensive (average of $710). 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.

What is the cheapest time of day to fly from KE9 to POS?

Find hourly flight availability from Key Largo to Port of Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Key Largo 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.

Weekly flight availability from Key Largo to Port of Spain

Explore weekly flight availability from Key Largo to Port of Spain. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from KE9 to POS are scheduled on a Monday (3 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Port of Spain by month

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

In terms of precipitation, rainfall in Port of Spain ranges from 1.2 - 9.8 inches per month. June is typically the wettest month, when rainfall can reach 9.8 in. March is typically the driest time to visit Port of Spain when rainfall is around 1.2 in.

Temperature in Port of Spain by month

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

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 April 29, 2025.
Get a feel of what it's like to fly with Caribbean Airlines, Copa Airlines and United Airlines from Key Largo to Port of Spain 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.
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
Caribbean Airlines
8.2
Very good
151 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
Copa Airlines
7.5
Good
1,411 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
United Airlines
7.4
Good
8,696 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
American Airlines
7.2
Good
10,000 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
Air Canada
7.0
Good
9,242 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Crew

8.5

Entertainment

6.8

Boarding

8.2

Comfort

7.9

Food

6.8

Overall

8.2

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

Related info for your journey

Find useful and relevant information for your journey from Key Largo 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.

  • What airport do you fly into for flights to Port of Spain from Key Largo?

    If you book a flight to Port of Spain from Key Largo, you will be flying to Piarco Intl, which is the city’s only airport. Port of Spain Piarco Intl (POS) is located 12.6 mi from the center of Port of Spain. There are 2 flights from Key Largo to Piarco Intl per day from 5 different airlines.

  • How popular is this Key Largo to Port of Spain flight route?

    Within the past month, 17 users have taken a look at flights from Key Largo to Port of Spain Piarco Intl.

  • What are the cheapest airlines to fly from Key Largo to Port of Spain one-way?

    One-way options have recently been found by users for as low as $119 on Caribbean Airlines. Other airlines that offer cheap prices include American Airlines from $123 and Copa Airlines from $125 one-way.

  • What are the most reliable airlines from Key Largo to Port of Spain?

    The top 3 most reliable airlines when flying from Key Largo to Port of Spain are American Airlines (75%), Qatar Airways (75%) and Caribbean Airlines (28%).

  • What are the cheapest flights from Key Largo to Port of Spain?

    Looking for the cheapest flight from Key Largo to Port of Spain? While on average our users pay $302, our data indicates the cheapest price to be $111. The most popular route (Miami - Port of Spain Piarco Intl), is priced around $274.

  • Can I find deals for flights from Key Largo to Port of Spain that include hotel bookings?

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

  • How can I find direct flights from Key Largo 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 Key Largo to Port of Spain.

  • Can I find deals for business class flights from Key Largo to Port of Spain?

    Yes. Cheapflights offers flight deals from Key Largo 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.

  • What is the cheapest month to book a flight from Key Largo to Port of Spain?

    Currently, October is the cheapest month in which you can book a flight from Key Largo to Port of Spain (average of $435). Flying from Key Largo to Port of Spain in December is currently the most expensive (average of $710). 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.

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Top 5 airlines flying from Key Largo to Port of Spain

Discover the top 5 airlines that operate flights from Key Largo 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$152Average$207FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$250Average$407FlexibilityNo cancel feeOn-time70%
Caribbean AirlinesCheapest$267Average$422FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$284Average$412FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$376Average$460FlexibilityNo cancel feeOn-time69%

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