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Saint Lucia to Trinidad and Tobago flight

Flying From Saint Lucia to Trinidad and Tobago: What You Need to Know

Cheapest one-way flight priceUS$165
Cheapest return ticket priceUS$324
Cheapest monthSeptember
Peak season for travelJuly

Search Flights From Saint Lucia to Trinidad and Tobago

Easily compare flights from Saint Lucia to Trinidad and Tobago and find the cheapest tickets available!

Looking for affordable flights from Saint Lucia to Trinidad and Tobago? Check out these great prices for the next 90 days, starting at just US$165 for a one-way ticket and US$324 for a round-trip.

      • Cheapest nonstop
        Fri, May 8
        SLU
        POS
        |
        Castries
        Port Of Spain
        Nonstop | Caribbean Airlines
        Sun, May 10
        POS
        SLU
        |
        Port Of Spain
        Castries
        Nonstop | Caribbean Airlines
        US$324 US$414
        22% off
        22% off
        US$414 US$324
      • Fri, May 15
        UVF
        TAB
        |
        Castries
        Tobago
        Nonstop | British Airways
        Fri, May 22
        TAB
        UVF
        |
        Tobago
        Castries
        Nonstop | British Airways
        US$376 US$414
        9% off
        9% off
        US$414 US$376
      • Sat, Apr 18
        SLU
        POS
        |
        Castries
        Port Of Spain
        1 stop | Normal Airline
        Mon, Apr 20
        POS
        SLU
        |
        Port Of Spain
        Castries
        Nonstop | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        Fri, May 22
        SLU
        POS
        |
        Castries
        Port Of Spain
        Nonstop | Caribbean Airlines
        US$165 US$220
        25% off
        25% off
        US$220 US$165
      • Wed, Apr 22
        UVF
        TAB
        |
        Castries
        Tobago
        Nonstop | British Airways
        US$200 US$220
        9% off
        9% off
        US$220 US$200
      • Sat, Apr 18
        SLU
        POS
        |
        Castries
        Port Of Spain
        1 stop | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Castries to Port Of Spain are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

FAQs: Flights From Saint Lucia to Trinidad and Tobago

  • When is it the cheapest time to fly from Saint Lucia to Trinidad and Tobago?

    According to our flights calender over the next 90 days, the cheapest date is on 2026-05-07 for one-way flights.
  • The cheapest round-trip flight from Saint Lucia to Trinidad and Tobago is on the route from Castries and Port Of Spain, with prices starting at US$324 for round trip between 2026-05-08 and 2026-05-10.
  • Based on our flight data, the average flight time from Saint Lucia to Trinidad and Tobago is approximately 1 hour 5 minutes based on our most popular routes from Castries to Port Of Spain. The time may also vary depending on your destinations.
  • The cheapest airline flying to Trinidad and Tobago from Saint Lucia is Caribbean Airlines serving route from Castries to Port Of Spain.
  • Caribbean Airlines are airlines that fly frequently from Saint Lucia to Trinidad and Tobago. The overall price will vary depending on your destination and travel dates.

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