Cheap flights from Islip, NY to San Jose, CA
Flights starting at £118. Choose between Frontier Airlines, Spirit Airlines, or Alaska Airlines to find the best price.
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Tips to know when travelling to San Jose
Cheapest one-way trip | £130 |
---|---|
Cheapest round-trip | £248 |
Average round-trip | £335 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, Alaska Airlines, JetBlue Airways, and Sun Country Airlines. Islip and San Jose have 168 direct flights per week. When you arrive at San Jose, consider visiting Golden Gate Bridge, Big Sur, and Alcatraz.
Check-in for a flight from Islip to San Jose
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | 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 |
Sun Country Airlines | SCX | SY | Yes | No |
Weather in San Jose
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 15°C | 6°C |
February | 16°C | 6°C |
March | 17°C | 7°C |
April | 20°C | 8°C |
May | 22°C | 10°C |
June | 26°C | 13°C |
July | 29°C | 15°C |
August | 29°C | 15°C |
September | 28°C | 15°C |
October | 24°C | 13°C |
November | 18°C | 9°C |
December | 14°C | 7°C |
14 day forecast
Frequently asked questions
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