Frequency increase

Hainan Airlines (HU) increases HAK–SIN to 21 weekly (was 18 weekly) on 737-800 from Dec 12

Hainan Airlines (HU) increases HAK–SIN to 21 weekly (was 18 weekly) on 737-800 from Dec 12

Airline Hainan Airlines (HU)

Route HAK Haikou Meilan International Airport → SIN Singapore Changi

Effective from December 12, 2026

Weekly frequency 18 → 21 (+3)

Aircraft 737-800

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HAK Haikou Meilan International Airport to SIN Singapore Changi