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Cheap flights from London to Sanya from £308

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SYX
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 21 July 2026.

Fri 13/1109:50
LGW
-
SYX
1 stop15h 00m
China Southern
Sun 22/1108:00
SYX
-
LGW
1 stop30h 30m
China Southern
Deal found 21/7£492
Thu 12/1109:50
LGW
-
SYX
1 stop18h 45m
China Southern
Thu 19/1120:25
SYX
-
LGW
1 stop18h 05m
China Southern
Deal found 21/7£511
Wed 11/1109:50
LGW
-
SYX
1 stop18h 45m
China Southern
Thu 19/1119:15
SYX
-
LGW
1 stop19h 15m
China Southern
Deal found 21/7£517
Wed 11/1122:00
LHR
-
SYX
1 stop19h 15m
China Southern
Thu 19/1123:15
SYX
-
LHR
1 stop27h 20m
China Southern
Deal found 21/7£518
Fri 13/1121:30
LHR
-
SYX
1 stop16h 25m
China Southern
Sun 22/1120:25
SYX
-
LHR
1 stop30h 10m
China Southern
Deal found 21/7£526
Thu 12/1121:30
LHR
-
SYX
1 stop18h 05m
China Southern
Thu 19/1123:15
SYX
-
LHR
1 stop27h 20m
China Southern
Deal found 21/7£528
Sun 1/1117:15
LHR
-
SYX
1 stop20h 30m
China Southern
Wed 18/1108:00
SYX
-
LHR
1 stop18h 35m
China Southern
Deal found 17/7£540
Sun 16/822:05
LHR
-
SYX
1 stop27h 50m
Shenzhen Airlines
Sun 23/817:30
SYX
-
LHR
1 stop33h 20m
Shenzhen Airlines
Deal found 19/7£544
Wed 28/1009:50
LGW
-
SYX
1 stop24h 25m
China Southern
Fri 13/1120:25
SYX
-
LGW
1 stop18h 05m
China Southern
Deal found 17/7£550
Thu 12/1121:00
LHR
-
SYX
2 stops29h 30m
Multiple Airlines
Thu 19/1123:00
SYX
-
LHR
1 stop28h 10m
Multiple Airlines
Deal found 21/7£559
Sat 5/1221:10
LHR
-
SYX
1 stop30h 50m
Shenzhen Airlines
Sat 12/1213:25
SYX
-
LHR
1 stop37h 45m
Shenzhen Airlines
Deal found 21/7£564
Sun 18/1022:05
LHR
-
SYX
1 stop27h 55m
Shenzhen Airlines
Tue 3/1123:00
SYX
-
LHR
1 stop28h 10m
Shenzhen Airlines
Deal found 17/7£573

Find 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 21 July 2026.

Round-trip from

£492

One-way from

£308

Popular in

July

Cheapest in

January

Average price

£981
China Southern
  • China Southern
  • 13/11-22/11
  • 2 total stops
  • 45h 30m total
  • London to Sanya
Search Deals
China Southern
  • China Southern
  • 17/9
  • 1 total stop
  • 30h 40m total
  • London to Sanya
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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 21 July 2026.
Use the filters below to find and compare flights from London to Sanya that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Wed 28/10

21:10-17:50

1 stop36h 40m

Sanya Phoenix Intl

Sun 15/11

13:25-19:10

1 stop37h 45m

£577

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Fri 2/10

11:35-16:20

1 stop21h 45m

Sanya Phoenix Intl

Mon 5/10

14:45-06:40

1 stop22h 55m

£594

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Tue 11/8

09:40-20:10

3 stops27h 30m

Sanya Phoenix Intl

Mon 17/8

20:50-14:30

1 stop24h 40m

£641

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Wed 21/10

21:45-16:20

2 stops35h 35m

Sanya Phoenix Intl

Thu 29/10

06:30-14:30

2 stops40h 00m

£657

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Tue 1/9

22:00-01:10

1 stop20h 10m

Sanya Phoenix Intl

Tue 8/9

07:00-07:25

3 stops31h 25m

£662

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 25/10

20:55-13:40

2 stops56h 45m

Sanya Phoenix Intl

Fri 30/10

06:30-06:40

2 stops32h 10m

£672

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Sun 6/9

22:10-00:50

1 stop19h 40m

Sanya Phoenix Intl

Sat 12/9

06:50-07:25

2 stops31h 35m

£678

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Fri 23/10

14:45-13:40

2 stops63h 55m

Sanya Phoenix Intl

Fri 30/10

06:30-06:40

2 stops32h 10m

£701

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Fri 30/10

10:30-13:40

1 stop19h 10m

Sanya Phoenix Intl

Fri 13/11

15:00-06:30

1 stop23h 30m

£756

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Tue 27/10

10:30-13:40

1 stop19h 10m

Sanya Phoenix Intl

Fri 20/11

15:00-06:30

1 stop23h 30m

£756

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 39 resultsSorted by cheapest first
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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, November is the cheapest month in which you can book a flight from London to Sanya (average of £582). Flying from London to Sanya in July is currently the most expensive (average of £981). 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.

How much does it cost for a return flight from London to Sanya?

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 42% 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.

Shanghai (PVG) is the most affordable one-stop option, with an average return flight price of £652.

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 Guangzhou (CAN) have the shortest average one-way travel time for one-stop routes: 15h 41m.

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 Beijing (PKX) offer the fastest connection on this route, with an average stopover time of 2h 10m.

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 21 July 2026.
Check out reviews from past customers who have flown with China Southern,Air China, andChina Eastern 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
7.4
Good
163 reviews
Check prices

Crew

8.0

Comfort

7.5

Food

7.1

Boarding

7.8

Entertainment

7.0

Overall

7.4

Reviews

1 / 8
6.0
Good

Sunil,Jul 2026

CAN - LAX

Seats were not good, handles were broken not functioning as supposed to. Need improvement on entertainment screen, most of the time froze. Food quality was poor.Not enough international languages movies. Overall need lots of improvement.
China Southern
7.4
Good
163 reviews
China Southern
7.4
Good
163 reviews
Check prices

Crew

8.0

Comfort

7.5

Food

7.1

Boarding

7.8

Entertainment

7.0

Overall

7.4

Reviews

1 / 8
6.0
Good

Sunil,Jul 2026

CAN - LAX

Seats were not good, handles were broken not functioning as supposed to. Need improvement on entertainment screen, most of the time froze. Food quality was poor.Not enough international languages movies. Overall need lots of improvement.
Air China
7.4
Good
156 reviews
China Southern
7.4
Good
163 reviews
Check prices

Crew

8.0

Comfort

7.5

Food

7.1

Boarding

7.8

Entertainment

7.0

Overall

7.4

Reviews

1 / 8
6.0
Good

Sunil,Jul 2026

CAN - LAX

Seats were not good, handles were broken not functioning as supposed to. Need improvement on entertainment screen, most of the time froze. Food quality was poor.Not enough international languages movies. Overall need lots of improvement.
China Eastern
7.3
Good
228 reviews
China Southern
7.4
Good
163 reviews
Check prices

Crew

8.0

Comfort

7.5

Food

7.1

Boarding

7.8

Entertainment

7.0

Overall

7.4

Reviews

1 / 8
6.0
Good

Sunil,Jul 2026

CAN - LAX

Seats were not good, handles were broken not functioning as supposed to. Need improvement on entertainment screen, most of the time froze. Food quality was poor.Not enough international languages movies. Overall need lots of improvement.

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 1 airline has 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 21h 45m. There are 6036 mi between London and Sanya. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly 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 £466 on this airline. This flight start at 35% 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, November is the cheapest month in which you can book a flight from London to Sanya (average of £582). Flying from London to Sanya in July is currently the most expensive (average of £981). 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

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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
Birmingham to Haikou flights
Edinburgh to Sanya flights
Manchester to Sanya flights

Top airline flying from London to Sanya

Discover the top airline 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 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£466Average£711FlexibilityNo cancel feeOn-time69%
Search China Southern 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.

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