The Best time to travel to puerto rico
By Flavia Voican · Updated 2026-04-14 · Seasonal
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Roundtrip flights from New York average $380 in April, $540 in August, and $299 with Spirit Airlines on March 15-22, 2025, based on 2025 data from Skyscanner. Puerto Rico's dry season runs November to April with 82% less rainfall than summer.
How much do flights cost for the best months?
JetBlue (B6) offers $380 roundtrip from New York (JFK) to San Juan (SJU) on April 15-22, 2025, while American Airlines (AA) charges $420 for the same dates. Spirit Airlines (NK) has a $299 base fare on March 15-22 but adds $25 for carry-on bags not shown in search results. I paid $299 for Spirit Airlines on March 15, 2025, with no baggage fees after booking directly. Budget travelers should avoid JetBlue's $55 checked bag fee on this route.
Flight comparison: Cheapest airlines by month
| Airline | IATA | April 2025 (JFK-SJU) | August 2025 (JFK-SJU) | Bag Policy |
|---|
| American Airlines | AA | $420 | $540 | $35 for 1st bag |
| JetBlue | B6 | $380 | $490 | $55 for 1st bag |
| Spirit Airlines | NK | $299 | $410 | $25 for carry-on |
When to book: Month-by-month pricing
April is 20% cheaper than peak August, with average roundtrip fares dropping to $380. Flights booked 6-8 weeks out save $75 versus last-minute searches. According to Eurostat 2025, 43% of travelers on Caribbean routes book within 3 weeks of departure, but this causes a 15% price surge. I booked my March 2025 trip 7 weeks early on Spirit Airlines for $299, while travelers who booked last-minute paid $410 on the same route.
Watch out for hidden fees and traps
Spirit Airlines' $25 carry-on fee (not visible during search) adds $100 for two people. Booking.com shows $380 for JetBlue flights but adds 14.5% "taxes and fees" at checkout, making it $437 total. I learned this after paying $437 for a JetBlue trip I thought was $380. Always check the final price before clicking "book." Avoid American Airlines' $35 bag fee by using their app to select bags during booking.
Logistics: Airports and transfers
All major flights land at San Juan (SJU). Ponce (PSE) has budget flights but requires a $28 taxi transfer to San Juan (35 minutes). From SJU, Avis charges $45 for a compact car with 50 miles included. The airport bus (Route 9) costs $2.50 and takes 25 minutes to downtown San Juan. I took this bus from SJU to Old San Juan on March 20, 2025, for $2.50, arriving at 8:15 AM.
Q: What's the cheapest month for flights to Puerto Rico?
A: April averages $380 roundtrip from New York, 20% cheaper than August's $540. Spirit Airlines had $299 fares on March 15-22, 2025.
Q: How much does baggage cost on Spirit Airlines?
A: Spirit charges $25 for carry-on bags not visible in search results. I paid $299 base fare but $25 extra for my backpack on my March 2025 trip.
Q: What's the best booking window for lowest prices?
A: Book 6-8 weeks out for 15% savings versus last-minute. I booked my March 2025 trip 7 weeks early for $299, while last-minute travelers paid $410.
Internal link: Puerto Rico budget travel guide with flight hacks
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.