Find the cheapest flights from New York to San Juan in 2026. Compare airlines, prices by month, and booking tips to save on your trip.
Route: New York (JFK) → San Juan (SJU)
Distance: Direct flights not available
Flight Duration: 5h 30m – 8h 45m
Prices by Month
| Month | Avg Price | Demand |
|---|---|---|
| January | €410 | high |
| February | €380 | high |
| March | €395 | high |
| April | €345 | medium |
| May | €320 | medium |
| June | €380 | high |
| July | €420 | high |
| August | €395 | high |
| September | €295 | low |
| October | €285 | low |
| November | €310 | medium |
| December | €445 | high |
Airlines on This Route
- JetBlue (direct): from €340 — JetBlue often matches prices – use their ‘Low Fare Finder’ calendar. Mint class deals occasionally appear under $500 round-trip.
- Spirit Airlines (direct): from €300 — Spirit is usually cheapest but factor in bag fees. Book directly – they don’t appear on Google Flights Metasearch.
- Frontier Airlines (direct): from €310 — Frontier charges for advance seat selection – skip it for short flights or check in 24h before for free standard seats.
- American Airlines (direct): from €360 — AA offers free same-day changes on most fares – useful for flexible travelers. Check their vacation packages for bundle savings.
- Delta Air Lines (direct): from €350 — Delta’s prices fluctuate more than competitors – set price alerts. Premium Select offers better legroom on this 4-hour route.
- United Airlines (direct): from €345 — United sometimes has error fares – follow @AirfareWatchdog. Saver fares have restrictions but can hit the €300 target.
Booking Strategy
The cheapest time to book New York JFK to San Juan SJU is 4-8 weeks ahead for standard travel, but shoulder season (September-November) flights can sometimes be found 2-3 weeks out at their lowest. Tuesday and Wednesday are consistently the cheapest days to fly this route, with savings of 10-15% versus Friday-Sunday departures. January through March sees the highest demand from snowbirds and spring breakers, pushing prices above €400. September and October offer the best deals, with Spirit and Frontier regularly hitting €280-320 for basic economy. Use Google Flights to track JFK-SJU prices, but book Spirit directly on their site since they exclude themselves from most metasearch engines. For budget carriers, their calendar views show exact dates – avoid peak holiday weekends. If connecting, Miami (American) or Houston (United) are the most common hubs but rarely save money versus direct on this route.
Route Tips
- Use JFK Terminal 5 for JetBlue, Terminal 1 for Delta/AF/KLM, Terminal 7 for British Airways – check your airline’s terminal before arriving to avoid confusion at the large airport.
- Puerto Rico doesn’t require a passport for US citizens – a valid state ID works for this domestic route, but bring your passport anyway as it’s required for some activities and as backup.
- San Juan’s airport (SJU) has improved significantly since Hurricane Maria – Terminal A now handles most domestic/US carrier arrivals with better dining options.
- If visiting September-October, monitor weather forecasts – these months are in hurricane season, though major storms are infrequent. Book refundable fares or travel insurance during these months.
- Consider arriving at SJU in the late afternoon – the drive into Old San Juan at sunset along the esplanade is spectacular, and evening arrival lets you start with dinner in the historic district.
Frequently Asked Questions
How long is the flight from New York to San Juan?
The direct flight from New York JFK to San Juan SJU takes approximately 3 hours 45 minutes to 4 hours 15 minutes. JetBlue, American, Delta, United, Spirit, and Frontier all operate non-stop flights on this route. If booking a connecting flight (typically via Miami, Charlotte, or Houston), expect 5h 30m to 8h 45m total travel time depending on connection duration. Morning departures (6-9am) typically have the shortest flight times as they avoid afternoon Caribbean thunderstorms that can cause delays.
How much does it cost to fly from New York to San Juan?
Direct flights from New York JFK to San Juan typically range from €280 to €500 round-trip. Spirit and Frontier offer the cheapest base fares starting around €280-320 for basic economy, while JetBlue, American, Delta, and United run €340-450 for main cabin. Peak pricing occurs mid-December through mid-January and during Spring Break (mid-March), when fares regularly exceed €450. The best deals appear in September and October when Caribbean tourism slows, with fares as low as €280-310 round-trip.
Are there direct flights from New York to San Juan?
Yes, multiple airlines operate direct flights from New York JFK to San Juan SJU. JetBlue offers the most frequency (5-7 daily flights), followed by American Airlines and Delta. Spirit and Frontier also operate daily direct service, typically in the afternoon. New York Newark (EWR) also has direct United flights. There are no direct flights from LaGuardia (LGA) – travelers must connect through JFK or another hub. All major US carriers plus two ultra-low-cost carriers serve this route non-stop.
What is the cheapest month to fly from New York to San Juan?
September and October are the cheapest months to fly from New York to San Juan, with average round-trip prices of €295 and €285 respectively. This falls within the Caribbean low season, post-summer but before Thanksgiving travel picks up. November sees slightly higher pricing (€310) as Americans travel for the holiday. The most expensive months are December (€445 average) due to holiday travel, and January-March (€380-410) driven by winter escape demand. Booking 4-6 weeks ahead during shoulder season yields the best value.
Which airlines fly from New York to San Juan?
Six airlines fly direct from New York JFK to San Juan: JetBlue (most frequent, includes carry-on), American Airlines (solid mid-range option with good connections), Delta (strong in-flight product), United (decent frequency), Spirit Airlines (ultra-low-cost but extra fees for bags), and Frontier Airlines (budget option with bag fees). For connecting options, American via Miami, United via Houston, and Southwest via various hubs are common. JetBlue offers the best combination of frequency and included baggage; Spirit wins on raw price if you travel light with only a personal item.
What airport do I fly into in San Juan?
You will fly into Luis Muñoz Marín International Airport (SJU), located about 7 miles (11 km) southeast of Old San Juan. The airport is the main international gateway to Puerto Rico. Transportation options: taxi flat-rate to Old San Juan is $19 (metered taxi around $15-20), ride-share (Uber/Lyft) available at Terminal D rideshare zone for $12-18, and rental cars are readily available if you want to explore the island. Public buses (T1) run to the Convention Center area. Allow 15-25 minutes to reach downtown depending on traffic.
How far in advance should I book New York to San Juan flights?
For New York to San Juan, book 4-6 weeks ahead for the best prices. This applies year-round, but is especially critical during high season (December-March) when planes fill fast. For September-October travel, 3-4 weeks often suffices as prices stay low. Last-minute deals are rare on this popular leisure route – prices typically increase within 2 weeks of departure rather than dropping. If your dates are flexible, use Google Flights’ date grid to find the cheapest combination. Avoid booking more than 8 weeks out unless you see a sale, as airlines often release cheaper fares closer to the departure window.
Is it cheaper to fly from New York to San Juan on weekdays?
Yes, flying midweek is noticeably cheaper for New York to San Juan. Tuesday and Wednesday departures are typically 10-15% cheaper than Friday through Sunday flights. For example, a Saturday departure in January might cost €420 while a Tuesday same-week costs €360. Monday and Thursday fall in the middle. If your schedule allows flexibility, shifting just one day can save €40-80 per person. The biggest price jumps occur at weekends, especially Saturday departures. This pattern holds strongest during high season; off-season (September-October) the difference narrows to 5-8%.
Data updated: 2026-03
