£438 Cheap flights to Hainan

The majority of momondo users who fly to Hainan tend to spend time in Haikou, which is visited 57% more often than other cities. When flying to Haikou, the most popular airport to fly into is Haikou Airport.

Temperatures in Hainan can vary between 18 °C and 29 °C based on the time of year. Typically, the coldest month in Hainan will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to Hainan in January, February, and March, as that is when precipitation is least likely.

China Southern is the most popular airline offering flights to Hainan, with 67% of our users opting to fly with them when travelling to Hainan. Other popular options include Air China and Hainan Airlines. There are a total of 5 different airlines flying to Hainan.

On average, a flight to Hainan will cost £799 per ticket. We’ve had users find flights to Hainan for as low as £257, however. If you’re unable to find a plane ticket for £257, but manage to find one for £634 or less, then this is still a great deal. Keep in mind that flight costs vary depending on where you fly from, what time of year you travel, and what airline you fly with.

Sunday is the best day of the week to fly to Hainan based on flight prices. Wednesday is another affordable option. If you are looking to save money on flights to Hainan, then try to avoid flying out on a Friday since this is when prices are at their highest.

Prices for flights to Hainan refresh daily.

The number of operators available for flights to Hainan is 6 as of November 2025.

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Hainan.

The necessary travel and health documents for your Hainan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.