Cheap Flights from San Francisco to Hainan from £605 Return

Flight deals from San Francisco to Hainan

Looking for a cheap last-minute deal or the best return flight from San Francisco to Hainan? If you want to travel next month, return fares start from £1,081. Find the lowest prices on one-way and return tickets right here.

Haikou.£605 per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Cathay Pacific.Outbound indirect flight with Cathay Pacific, departs from San Francisco International on Wed, 23 Sep, arriving in Haikou.Inbound indirect flight with Cathay Pacific, departs from Haikou on Wed, 30 Sep, arriving in San Francisco International.Price includes taxes and charges.From £605, select.

Sanya.£919 per passenger.Departing Sun, 2 Aug, returning Sun, 16 Aug.Return flight with WestJet and HK Express.Outbound indirect flight with WestJet, departs from San Francisco International on Sun, 2 Aug, arriving in Sanya.Inbound indirect flight with HK Express, departs from Sanya on Sun, 16 Aug, arriving in San Francisco International.Price includes taxes and charges.From £919, select.

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Flying from San Francisco to Hainan

Arm yourself with these facts on the fly.

Cheapest flight found	£605
Cheapest month to fly	September
Cheapest airport to fly from	San Francisco International

How to find cheap flights from San Francisco to Hainan

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from San Francisco to Hainan. Other savvy travellers recently found return flights from £605 and one-way tickets from £457 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from San Francisco International into Haikou

At the moment, the lowest priced flight tickets to Hainan are from San Francisco International Airport to Haikou Airport.

Fly in September

We crunched the flight calendar and found the cheapest time to fly from San Francisco to Hainan is currently September.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from San Francisco to anywhere you choose in Hainan.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from San Francisco to Hainan go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Hainan to Hainan flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average San Francisco to Hainan flight price?

We looked at all of the upcoming return flights from San Francisco to Hainan we could find over the next 12 months. It looks like £605 is the best price. This is good, compared to the average Hainan ticket price of £762.

What is the cheapest month to fly from San Francisco to Hainan?

The cheapest month to fly from San Francisco to Haikou Airport is currently September. The cheapest month to fly from San Francisco to Sanya Airport is usually August

Which upcoming date is cheapest to fly from San Francisco to Hainan on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Francisco to Hainan on Wednesday, 23 September 2026.