$79 Cheap flights to San Juan

If you are planning a flight to San Juan and are looking to avoid the rain, you should avoid traveling during the months of May, August, and September. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in San Juan, there are still things to do and ways to enjoy your trip. Those looking for a great museum with interesting exhibits should take time out of their trip to San Juan to go see Casa Blanca. Casa Blanca is particularly popular with tourists when the weather in San Juan is not ideal. Many tourists kill time during rain and storms by going to shopping centers in the area, like Plaza del Mercado.

Visitors planning their vacations to San Juan should book their flights for January, February, or March if they are planning on visiting Condado Beach. Another popular area beach is Ocean Park.

We recommend purchasing flights from United States to San Juan 63 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to San Juan for $336. However, in the past 72 hours, people saw flights from United States for as low as $297.

Finding an alternative and possibly cheaper destination airport near San Juan is possible. If you are planning a flight to San Juan, consider booking flights to San Juan Isla Grande Airport (1 mi from San Juan city center), Ceiba J. Aponte de la Torre Airport (34 mi from San Juan city center), Ponce Mercedita Airport (43 mi from San Juan city center), Vieques Airport (46 mi from San Juan city center) or Culebra Airport (54 mi from San Juan city center).

You can find deals at Culebra Airport for $176 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Yes, you can get a flight to San Juan Luis Munoz Marin Intl airport in San Juan (4.6 mi from Hato Rey Norte).

The closest airport to Viejo San Juan is San Juan Luis Munoz Marin Intl, 7.7 mi away.

Prices for flights to San Juan are updated daily.

There are 24 operators available for flights to San Juan as of August 2026.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to San Juan.

The required travel and health documents for your San Juan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.