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Cheap flights from Trinidad and Tobago to Saint Lucia from £186

POS — UVF
14 Oct — 21 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Trinidad and Tobago to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from Trinidad and Tobago to Saint Lucia

Fri 13/1114:30 -
Nonstop1h 05m
Mon 16/1119:40 -
Nonstop1h 05m
Deal found 11/9£309
Fri 4/1214:30 -
Nonstop1h 05m
Fri 18/1218:45 -
Nonstop1h 05m
Deal found 11/9£342
Thu 24/1212:05 -
Nonstop1h 05m
Sun 27/1205:00 -
Nonstop1h 05m
Deal found 11/9£362
Fri 9/1013:30 -
Nonstop1h 05m
Fri 23/1018:00 -
Nonstop1h 05m
Deal found 13/9£370
Thu 24/1212:05 -
Nonstop1h 05m
Mon 28/1219:40 -
Nonstop1h 05m
Deal found 11/9£375
Thu 24/1209:00 -
1 stop3h 05m
Thu 31/1212:35 -
1 stop7h 05m
Deal found 13/9£424
Wed 23/1209:00 -
1 stop3h 05m
Thu 31/1212:35 -
1 stop7h 05m
Deal found 13/9£428
Thu 24/1209:00 -
1 stop3h 05m
Sun 3/112:35 -
1 stop7h 05m
Deal found 13/9£475
Wed 23/1209:00 -
1 stop6h 15m
Sun 3/112:35 -
1 stop7h 05m
Deal found 13/9£479
Sat 26/1209:00 -
1 stop3h 05m
Wed 30/1212:35 -
1 stop7h 05m
Deal found 13/9£483
Sat 26/1209:00 -
1 stop3h 05m
Sun 3/112:35 -
1 stop7h 05m
Deal found 13/9£533

Find flight deals from Trinidad and Tobago to Saint Lucia

Round-trip from

£309

One-way from

£186

Popular in

July

Cheapest in

October

Average price

£338

Good round-trip deal

£293 or less
Caribbean Airlines
  • Caribbean Airlines
  • 13/11-16/11
  • Nonstop
  • 2h 10m total
  • Trinidad and Tobago to Saint Lucia
Search Deals
Caribbean Airlines
  • Caribbean Airlines
  • 20/12-31/12
  • Nonstop
  • 1h 05m total
  • Trinidad and Tobago to Saint Lucia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£33 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Trinidad and Tobago to Saint Lucia.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Trinidad and Tobago to Saint Lucia that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Port of SpainCastries

POS Port of Spain Piarco Intl - SLU Castries George F. L. Charle

POSSLU

Port of Spain Piarco Intl

Sun 20/12

13:25-14:30

Nonstop1h 05m

Castries George F. L. Charle

Wed 31/12

00:00-00:00

Nonstop0h 00m

£186

Port of SpainCastries

POS Port of Spain Piarco Intl - SLU Castries George F. L. Charle

POSSLU

Port of Spain Piarco Intl

Fri 13/11

14:30-15:35

Nonstop1h 05m

Castries George F. L. Charle

Mon 16/11

19:40-20:45

Nonstop1h 05m

£309

Port of SpainCastries

POS Port of Spain Piarco Intl - SLU Castries George F. L. Charle

POSSLU

Port of Spain Piarco Intl

Fri 4/12

14:30-15:35

Nonstop1h 05m

Castries George F. L. Charle

Fri 18/12

18:45-19:50

Nonstop1h 05m

£342

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Sorted by cheapest first

Best time to book a flight from Trinidad and Tobago to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Trinidad and Tobago with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Trinidad and Tobago to Saint Lucia

What is the cheapest month to book a flight from Trinidad and Tobago to Saint Lucia?

Currently, October is the cheapest month in which you can book a flight from Trinidad and Tobago to Saint Lucia (average of £264). Flying from Trinidad and Tobago to Saint Lucia in July is currently the most expensive (average of £395). 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 TT to LC?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 90% on flights from Trinidad and Tobago to Saint Lucia by exploring options for tickets in the evening.

How far ahead should I book a flight from Trinidad and Tobago to Saint Lucia?

The price you pay for your flight from Trinidad and Tobago to Saint Lucia may vary depending on when you book. For the best chance of a lower fare, look to book 3 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Saint Lucia

Check out reviews from past customers who have flown with Caribbean Airlines from Trinidad and Tobago to Saint Lucia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Caribbean Airlines
7.9
Good
231 reviews
Check prices

Crew

8.3

Comfort

7.8

Food

6.8

Overall

7.9

Boarding

8.0

Entertainment

6.6

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc
Caribbean Airlines
7.9
Good
231 reviews
Caribbean Airlines
7.9
Good
231 reviews
Check prices

Crew

8.3

Comfort

7.8

Food

6.8

Overall

7.9

Boarding

8.0

Entertainment

6.6

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc

Related info for your journey

  • How long is the flight from Trinidad and Tobago to Saint Lucia?

    A quick flight from Trinidad and Tobago to Saint Lucia can take about 1h 05m. Caribbean Airlines provides one of the quickest options available for as low as £309. Airlines will cover a distance of 238 mi. All flights are typically direct.

  • Can I find deals for flights from Trinidad and Tobago to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Trinidad and Tobago to Saint Lucia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Trinidad and Tobago to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trinidad and Tobago to Saint Lucia.

  • Can I find deals for business class flights from Trinidad and Tobago to Saint Lucia?

    Yes. Cheapflights offers flight deals from Trinidad and Tobago to Saint Lucia 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 Trinidad and Tobago to Saint Lucia?

    Currently, October is the cheapest month in which you can book a flight from Trinidad and Tobago to Saint Lucia (average of £264). Flying from Trinidad and Tobago to Saint Lucia in July is currently the most expensive (average of £395). 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

Alternative routes for Trinidad and Tobago to Saint Lucia

Port of Spain to Castries flights
Port of Spain to Scarborough flights
Port of Spain to St. George's flights
Port of Spain to Bridgetown flights
Port of Spain to Willemstad flights
Port of Spain to Punta Cana flights

Top airline flying from Trinidad and Tobago to Saint Lucia

AirlineCheapestAverageFlexibilityOn-time
Caribbean AirlinesCheapest£123Average£285FlexibilityNo cancel feeOn-timeN/A
Search Caribbean Airlines flights

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Trinidad and Tobago to Saint Lucia. 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 Trinidad and Tobago to Saint Lucia?

Cheapflights simply makes it quick and affordable to book flights from Trinidad and Tobago to Saint Lucia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Trinidad and Tobago to Saint Lucia with no change fees?

Need flexible booking options for your flight to Saint Lucia from Trinidad and Tobago? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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