Group 1 - The core point of the article is the official launch of the direct flight route from Haikou Meilan International Airport to Nha Trang, Vietnam, which commenced on November 24 [1] Group 2 - The route is operated by Hainan Airlines using Boeing 737 aircraft, with flights scheduled three times a week on Mondays, Wednesdays, and Fridays [3] - The outbound flight HU715 departs Haikou at 22:45 Beijing time and arrives in Nha Trang at 23:45 local time [3] - The inbound flight HU716 departs Nha Trang at 1:10 local time the next day and arrives in Haikou at 4:10 Beijing time [3]

Group 1 - The core point of the article is the launch of a direct flight route from Haikou Meilan International Airport to Nha Trang, Vietnam, which opens on November 24, 2025, enhancing cross-border travel options for upcoming holidays and facilitating economic, tourism, and cultural exchanges between Hainan Free Trade Port and Southeast Asia [1] Group 2 - The new route is operated by Hainan Airlines using Boeing 737 aircraft, with flights scheduled three times a week on Mondays, Wednesdays, and Fridays [3] - The outbound flight HU715 departs Haikou at 22:45 Beijing time and arrives in Nha Trang at 23:45 local time, while the return flight HU716 leaves Nha Trang at 01:10 local time and arrives back in Haikou at 04:10 Beijing time [3] Group 3 - Meilan Airport is actively working on opening and restoring international routes, including Haikou-Seoul, Haikou-Ho Chi Minh City, and Haikou-Macau, leveraging the operational advantages of Hainan Free Trade Port [5] - The Haikou-Kuala Lumpur route will increase its frequency from December 1 to December 9, operating on Mondays, Tuesdays, Thursdays, Fridays, Saturdays, and Sundays, and will operate daily starting December 10 [6] Group 4 - Meilan Airport offers incentives for international transfer passengers, including dining vouchers and free hotel stays for non-Haikou residents traveling on international flights [8] - Travelers are advised to check their passport validity and visa requirements before departure and can seek assistance through the airport's service hotline or social media channels [8]