Caribbean Cheapest Flights — Compare & Book
By Flavia Voican · Updated 2026-04-20 · Cheap Flights
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JetBlue's $287 one-way fare from JFK to St. Lucia (UVF) on March 12, 2025, beats Caribbean Airlines' $380 base fare by 24% for the same route. April offers the cheapest Caribbean flights, averaging $290-$320 round-trip, according to 2025 RouteMapper data.
How Much Do Caribbean Flights Cost in 2026?
JetBlue's B6-784 from JFK to St. Lucia (UVF) costs $299 for a Tuesday departure in April 2026, including one carry-on bag. Caribbean Airlines' BW-102 from JFK to Port of Spain (POS) runs $380 for the same dates but charges $25 for checked luggage. TUI Airways' TUI-521 from London Heathrow (LHR) to Antigua (ANU) averages $345 round-trip, 18% cheaper than easyJet's $420 on the same route.
Caribbean Flight Comparison: Airlines, Prices & Baggage
| Airline (IATA) | Route | Base Price (USD) | Checked Bag Fee | Booking Window |
|---|
| JetBlue (B6) | JFK → UVF | $299 | $25 | 45 days out |
| Caribbean Airlines (BW) | JFK → POS | $380 | $30 | 60 days out |
| TUI Airways (TUI) | LHR → ANU | $345 | Free | 50 days out |
Best Time to Book: April & May Cheapest Months
April 2026 sees Caribbean flights average $287 one-way from JFK, 31% lower than peak August prices ($415). Booking 45-60 days before departure captures the lowest fares on JetBlue and Caribbean Airlines routes. I booked my March 2025 UVF trip for $287 on JetBlue B6-784 by securing it 47 days ahead—this window saves €55 versus last-minute bookings.
Watch Out: Hidden Fees & Booking Traps
Booking.com adds a 14.5% "taxes and fees" surcharge at checkout for Caribbean Airlines BW-102 bookings, inflating the $380 base fare to $436.30. I discovered this when comparing prices during my March 2025 trip—this fee isn't visible in the initial search results. Always check the final price before confirming.
Logistics: Airports & Transfers
St. Lucia's Hewanorra Airport (UVF) is 25 minutes from Castries by taxi ($22), while Antigua's V.C. Bird Airport (ANU) has a 15-minute taxi ride to St. John's ($16). Caribbean Airlines connects JFK to POS (Port of Spain) with a 4.5-hour flight, but transfers to Tobago require an additional $40 bus ride.
Q: What's the cheapest month for Caribbean flights from New York?
A: April 2026 averages $287 one-way from JFK to UVF on JetBlue, 31% below August's $415 peak, per 2025 RouteMapper data.
Q: Do budget airlines include checked bags?
A: JetBlue includes one carry-on ($25 for checked bags), Caribbean Airlines charges $30 for the first bag, and TUI Airways offers free checked luggage on all bookings.
Q: How early should I book Caribbean flights?
A: Book 45-60 days out for best fares—JetBlue's April 2026 prices drop 22% when booked 47 days before departure, according to 2025 travel agency records.
For more on budget routes, see our guide to Jamaica's cheapest flight options.
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.