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Sanya Phoenix International Airport
Sanya (Tianya) · SYX · CN

How reliable is Sanya Phoenix International Airport?

Month-by-month weather risk and connection guidance for Sanya Phoenix International Airport. We don’t yet have on-time performance history here — see why below.

0.0

Weather favorability

year-round climate

IATA / ICAO
SYX · ZJSY
Time zone
Asia/Shanghai
Coordinates
18.30, 109.41

On-time performance data isn’t available for SYX yet

Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Sanya Phoenix International Airport yet. Weather climatology below comes from global airport observations and still applies.

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Weather by month

When the weather works for you at Sanya (Tianya)

A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.

Calm-weather score0255075100100J100F100M100A100M99J100J99A99S100O100N100D
Calm (80+)Mixed (60–79)Disruptive (<60)

Calmest month

Jan

Calmest flying weather of the year · 100/100 favorability

Roughest month

Sep

Most disruptivethunderstorms, low visibility & fog · 99/100 favorability

The read on SYX

What the numbers say about flying through Sanya Phoenix International Airport

PlaneSane doesn't yet have on-time and cancellation history for Sanya Phoenix International Airport, so it isn't scored for departure reliability here — that record currently covers the US, UK, Brazil, and Australia. The weather and connection context below comes from separate global sources and still applies.

On weather, Sanya (Tianya) is an unusually calm-weather airport year-round. January is the calmest stretch for flying, scoring 100 out of 100 for favorable conditions, while September is the most disruptive at 99, driven mainly by thunderstorms and low visibility & fog. The year is relatively steady, so no single month stands out as one to avoid on weather alone.

None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Sanya (Tianya), read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.

Common questions about SYX

What is the best month to fly from SYX for good weather?
January has the calmest flying weather at Sanya Phoenix International Airport. September is the most disruptive, mainly from thunderstorms and low visibility & fog.

Planning a trip through Sanya (Tianya)?

Score real flights to and from SYX on reliability, weather, and connection safety — not just price.