Cheap flights from Detroit, MI to San Juan, United States
Flights starting at $77. Choose between Spirit Airlines, Frontier Airlines, or JetBlue Airways to find the best price.
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Tips to know when travelling to San Juan
Cheapest one-way trip | $97 |
---|---|
Cheapest round-trip | $184 |
Average round-trip | $231 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
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Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The most popular airlines for this route are Spirit Airlines, Frontier Airlines, JetBlue Airways, United Airlines, and Cape Air. Detroit and San Juan have 240 direct flights per week.
Check-in for a flight from Detroit to San Juan
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
United Airlines | UAL | UA | Yes | No |
Cape Air | KAP | 9K | Yes | No |
Weather in San Juan
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 27°C | 22°C |
February | 27°C | 22°C |
March | 27°C | 22°C |
April | 28°C | 23°C |
May | 29°C | 24°C |
June | 30°C | 25°C |
July | 30°C | 25°C |
August | 30°C | 25°C |
September | 30°C | 25°C |
October | 29°C | 25°C |
November | 28°C | 24°C |
December | 27°C | 23°C |
14 day forecast
Frequently asked questions
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