Find flights
When to book
Airlines
FAQs

Cheap flights from London to Sanya from £434

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SYX
25 Dec — 1 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from London to Sanya

Enter your travel dates to find the best prices.

Cheapest flights from London to Sanya
Explore the most affordable flight options available from London to Sanya. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 November 2025.

Tue 2/1222:00LHR - SYX
1 stop26h 50mChina Southern
Tue 16/1223:15SYX - LHR
1 stop27h 20mChina Southern
Deal found 24/11£489
Sun 7/1217:15LHR - SYX
1 stop23h 50mChina Southern
Sun 14/1223:15SYX - LHR
1 stop27h 20mChina Southern
Deal found 23/11£611
Sun 30/1121:30LHR - SYX
1 stop16h 25mChina Southern
Wed 3/1208:00SYX - LHR
1 stop18h 35mChina Southern
Deal found 23/11£618
Sun 7/1222:15LHR - SYX
3 stops41h 15mMultiple Airlines
Sun 14/1218:50SYX - LHR
1 stop32h 20mMultiple Airlines
Deal found 23/11£627
Sun 30/1111:05LGW - SYX
2 stops37h 30mAir China
Thu 4/1218:00SYX - LGW
1 stop19h 35mAir China
Deal found 23/11£653
Tue 2/1222:35LHR - SYX
2 stops40h 00mSichuan Airlines
Tue 16/1208:40SYX - LHR
2 stops38h 15mSichuan Airlines
Deal found 24/11£673
Sun 30/1121:15LHR - SYX
2 stops43h 45mHainan Airlines
Wed 3/1222:00SYX - LHR
3 stops51h 35mHainan Airlines
Deal found 23/11£737
Sun 30/1117:00LGW - SYX
1 stop19h 05mChina Eastern
Thu 4/1215:00SYX - LGW
1 stop31h 00mChina Eastern
Deal found 22/11£848
Tue 2/1213:50LGW - SYX
2 stops22h 15mMultiple Airlines
Tue 16/1217:25SYX - LGW
2 stops21h 05mMultiple Airlines
Deal found 24/11£879
Sun 30/1120:25LHR - SYX
2 stops29h 20mAir China
Wed 3/1223:00SYX - LHR
2 stops26h 50mAir China
Deal found 22/11£888
Sun 30/1119:20LHR - SYX
2 stops34h 20mChina Eastern
Wed 3/1221:20SYX - LHR
2 stops32h 05mChina Eastern
Deal found 23/11£904
Tue 2/1206:35LHR - SYX
3 stops34h 40mMultiple Airlines
Tue 16/1217:25SYX - LHR
3 stops30h 40mMultiple Airlines
Deal found 24/11£943

Cheap flight deals from London to Sanya

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Sanya (SYX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 November 2025.

Round-trip from

£513

One-way from

£434

Popular in

December

Cheapest in

January

Average price

£660
China Southern
  • China Southern
  • 1/2-15/2
  • 2 total stops
  • 59h 50m total
  • London to Sanya
Search Deals
Sichuan Airlines
  • Sichuan Airlines
  • 13/12
  • 2 total stops
  • 40h 00m total
  • London to Sanya
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Sanya that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from London to Sanya that are best for you.

Fly from

London

Fly to

Sanya

Route

Depart

Return

Price

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 1/2

22:00-11:00

1 stop29h 00m

Sanya Phoenix Intl

Sun 15/2

19:45-18:35

1 stop30h 50m

£513

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Thu 8/1

21:35-15:40

1 stop34h 05m

Sanya Phoenix Intl

Thu 15/1

18:50-19:10

1 stop32h 20m

£557

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 7/12

17:15-01:05

1 stop23h 50m

Sanya Phoenix Intl

Sun 14/12

23:15-18:35

1 stop27h 20m

£611

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 7/12

22:15-23:30

3 stops41h 15m

Sanya Phoenix Intl

Sun 14/12

18:50-19:10

1 stop32h 20m

£627

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 14/2

20:25-12:00

2 stops31h 35m

Sanya Phoenix Intl

Fri 20/2

13:25-17:50

2 stops36h 25m

£630

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Sat 14/2

15:40-18:20

2 stops18h 40m

Sanya Phoenix Intl

Fri 20/2

21:20-14:00

1 stop24h 40m

£740

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 1/2

09:30-15:45

2 stops22h 15m

Sanya Phoenix Intl

Sun 15/2

20:30-08:45

2 stops20h 15m

£765

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 14/2

21:00-20:15

3 stops39h 15m

Sanya Phoenix Intl

Fri 20/2

06:30-20:50

2 stops22h 20m

£1,030

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Sat 14/2

20:20-18:25

2 stops38h 05m

Sanya Phoenix Intl

Fri 20/2

19:25-17:20

2 stops29h 55m

£1,249

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Fri 19/12

11:35-13:25

1 stop17h 50m

Sanya Phoenix Intl

Sat 3/1

14:45-05:35

1 stop22h 50m

£2,217

Flights are sorted by cheapest return flights first.

Deals found on 23/11

Showing 1-10 of 16 results
1
2

Best time to book a flight from London to Sanya

Have a flexible travel schedule? Discover the best time to fly to Sanya from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Sanya

What is the cheapest month to book a flight from London to Sanya?

Currently, May is the cheapest month in which you can book a flight from London to Sanya (average of £440). Flying from London to Sanya in September is currently the most expensive (average of £807). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What’s the top stopover airport for flights from London to Sanya?

Share of one-stop return flights from London to Sanya chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Guangzhou (CAN) – chosen by Cheapflights users on 48% of one-stop itineraries from London to Sanya on Cheapflights.

What’s the cheapest stopover airport for flights from London to Sanya?

Average return fare for one-stop flights from London to Sanya, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £646.

What’s the fastest stopover option from London to Sanya?

Shortest average travel time for one-stop one-way flights from London to Sanya, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Hong Kong (HKG) have the shortest average one-way travel time for one-stop routes: 15h 40m.

Which airport typically offers the quickest stopover for flights from London to Sanya?

Average stopover duration for one-stop one-way flights from London to Sanya, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Reviews of airlines servicing Sanya

Get insights into the airlines that provide service to Sanya. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sanya. Reviews last updated 25 November 2025.
Check out reviews from past customers who have flown with China Southern, China Eastern, andAir China from London to Sanya to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Southern
7.5
Good
119 reviews
Check prices

Food

7.3

Overall

7.5

Comfort

7.8

Crew

8.3

Boarding

7.9

Entertainment

7.4

Reviews

1 / 5
6.0
Good

Ebbi,Aug 2025

LAX - CAN

Boarding was nice the employees and the crew. They were very nice but the food maybe I don’t like it but it’s not international food. It’s more towards Chinese Tayst, which I do understand but that’s only complain. I have.
China Southern
7.5
Good
119 reviews
China Southern
7.5
Good
119 reviews
Check prices

Food

7.3

Overall

7.5

Comfort

7.8

Crew

8.3

Boarding

7.9

Entertainment

7.4

Reviews

1 / 5
6.0
Good

Ebbi,Aug 2025

LAX - CAN

Boarding was nice the employees and the crew. They were very nice but the food maybe I don’t like it but it’s not international food. It’s more towards Chinese Tayst, which I do understand but that’s only complain. I have.
China Eastern
7.2
Good
178 reviews
China Southern
7.5
Good
119 reviews
Check prices

Food

7.3

Overall

7.5

Comfort

7.8

Crew

8.3

Boarding

7.9

Entertainment

7.4

Reviews

1 / 5
6.0
Good

Ebbi,Aug 2025

LAX - CAN

Boarding was nice the employees and the crew. They were very nice but the food maybe I don’t like it but it’s not international food. It’s more towards Chinese Tayst, which I do understand but that’s only complain. I have.
Air China
7.2
Good
126 reviews
China Southern
7.5
Good
119 reviews
Check prices

Food

7.3

Overall

7.5

Comfort

7.8

Crew

8.3

Boarding

7.9

Entertainment

7.4

Reviews

1 / 5
6.0
Good

Ebbi,Aug 2025

LAX - CAN

Boarding was nice the employees and the crew. They were very nice but the food maybe I don’t like it but it’s not international food. It’s more towards Chinese Tayst, which I do understand but that’s only complain. I have.

Related info for your journey

Find useful and relevant information for your journey from London to Sanya. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sanya from London?

    Sanya Phoenix Intl (SYX) is the airport you will fly into if you book a flight from London to Sanya. You should not have trouble finding flights to Phoenix Intl from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Sanya airport from London. It is only a 7.4 mi journey from Phoenix Intl (SYX) to Sanya’s city center.

  • How long is the flight from London to Sanya?

    Departing from London to Sanya will take you 29h. There are 6037 mi between London and Sanya.

  • What are the cheapest airlines flying from London to Sanya round-trip?

    Our cheapest airline available from London to Sanya is China Southern. Our recent data shows that you can find tickets from as low as £467 on this airline. An additional option worth looking into is Air China, starting at £480. These flights start at 30% lower than the current average price 3 months from now.

  • What are the most popular routes from London to Sanya?

    The most popular flight routes from London to Sanya are London Heathrow - Sanya Phoenix Intl, London Gatwick - Sanya Phoenix Intl and London City - Sanya Phoenix Intl.

  • Can I find deals for flights from London to Sanya that include hotel bookings?

    Yes. In addition to deals on London to Sanya flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Sanya?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Sanya.

  • Can I find deals for business class flights from London to Sanya?

    Yes. Cheapflights offers flight deals from London to Sanya by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Sanya?

    Currently, May is the cheapest month in which you can book a flight from London to Sanya (average of £440). Flying from London to Sanya in September is currently the most expensive (average of £807). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Sanya

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Sanya flights
Manchester to Haikou flights
Edinburgh to Sanya flights
Birmingham to Haikou flights
Manchester to Sanya flights

Top 2 airlines flying from London to Sanya

Discover the top 2 airlines that operate flights from London to Sanya. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£467Average£629FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£480Average£760FlexibilityNo cancel feeOn-time67%
Search Air China flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Sanya?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sanya from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Sanya?

Cheapflights simply makes it quick and affordable to book flights from London to Sanya by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Sanya with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Sanya, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London to Sanya become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sanya from London today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.