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Cheap flights from London to Sanya from £321

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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SYX
1 Jan — 8 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 2 December 2025.

Tue 30/1222:10LHR - SYX
1 stop33h 30mMultiple Airlines
Tue 6/118:50SYX - LHR
1 stop32h 20mMultiple Airlines
Deal found 30/11£614
Sun 30/1121:30LHR - SYX
1 stop16h 25mChina Southern
Wed 3/1207:00SYX - LHR
1 stop19h 35mChina Southern
Deal found 29/11£618
Sat 27/1222:00LHR - SYX
1 stop29h 00mChina Southern
Tue 13/120:00SYX - LHR
1 stop26h 00mChina Southern
Deal found 30/11£681
Thu 25/1222:00LHR - SYX
1 stop19h 15mChina Southern
Tue 13/120:00SYX - LHR
1 stop26h 00mChina Southern
Deal found 30/11£742
Tue 30/1220:20LGW - SYX
1 stop30h 25mMultiple Airlines
Tue 6/112:45SYX - LGW
3 stops37h 50mMultiple Airlines
Deal found 30/11£789
Tue 30/1222:35LHR - SYX
2 stops35h 10mSichuan Airlines
Tue 6/111:55SYX - LHR
2 stops30h 00mSichuan Airlines
Deal found 30/11£804
Wed 24/1206:35LGW - SYX
2 stops27h 25mMultiple Airlines
Sat 10/121:20SYX - LGW
3 stops33h 15mMultiple Airlines
Deal found 30/11£874
Wed 24/1222:00LHR - SYX
1 stop17h 45mChina Southern
Tue 13/120:00SYX - LHR
1 stop26h 00mChina Southern
Deal found 30/11£878
Sun 30/1111:05LGW - SYX
2 stops40h 55mAir China
Wed 3/1222:15SYX - LGW
2 stops39h 20mAir China
Deal found 29/11£952
Sun 21/1211:00LGW - SYX
2 stops17h 30mMultiple Airlines
Sun 11/108:05SYX - LGW
2 stops22h 15mMultiple Airlines
Deal found 1/12£968
Tue 30/1209:50LCY - SYX
2 stops19h 35mMultiple Airlines
Tue 6/120:30SYX - LCY
2 stops20h 45mMultiple Airlines
Deal found 30/11£7,815

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 2 December 2025.

Round-trip from

£452

One-way from

£321

Popular in

December

Cheapest in

January

Average price

£988
16/1-24/1
  • 16/1-24/1
  • 4 total stops
  • 61h 05m total
  • London to Sanya
Search Deals
31/12
  • 31/12
  • 3 total stops
  • 42h 50m total
  • London to Sanya
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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 2 December 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

LGW - SYX

LGWSYX

London Gatwick

Fri 16/1

10:30-21:05

2 stops26h 35m

Sanya Phoenix Intl

Sat 24/1

11:30-14:00

2 stops34h 30m

£452

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Thu 15/1

17:00-20:05

1 stop19h 05m

Sanya Phoenix Intl

Thu 22/1

12:45-06:30

1 stop25h 45m

£488

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Fri 16/1

21:00-12:30

1 stop31h 30m

Sanya Phoenix Intl

Sun 25/1

16:00-17:55

1 stop33h 55m

£500

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Wed 4/2

22:00-23:45

1 stop17h 45m

Sanya Phoenix Intl

Sun 8/3

19:45-18:35

1 stop30h 50m

£501

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Thu 5/2

22:00-23:45

1 stop17h 45m

Sanya Phoenix Intl

Sun 8/3

20:25-18:35

1 stop30h 10m

£506

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Thu 15/1

21:30-23:35

1 stop18h 05m

Sanya Phoenix Intl

Thu 22/1

07:00-18:35

1 stop19h 35m

£507

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Fri 16/1

10:30-11:45

1 stop17h 15m

Sanya Phoenix Intl

Sat 24/1

21:20-06:30

1 stop17h 10m

£512

LondonSanya

LGW - SYX

LGWSYX

London Gatwick

Fri 16/1

10:30-13:40

1 stop19h 10m

Sanya Phoenix Intl

Sun 25/1

15:00-06:30

1 stop23h 30m

£512

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 8/2

21:00-11:45

1 stop30h 45m

Sanya Phoenix Intl

Sun 8/3

21:20-17:30

1 stop28h 10m

£517

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Wed 4/2

11:30-17:40

2 stops22h 10m

Sanya Phoenix Intl

Sun 8/3

23:00-19:10

1 stop28h 10m

£572

Flights are sorted by cheapest return flights first.

Deals found on 30/11

Showing 1-10 of 44 results
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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, May is the cheapest month in which you can book a flight from London to Sanya (average of £435). Flying from London to Sanya in September is currently the most expensive (average of £799). 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 49% 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 £640.

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 2 December 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
120 reviews
Check prices

Crew

8.3

Entertainment

7.4

Overall

7.5

Food

7.3

Comfort

7.8

Boarding

8.0

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
120 reviews
China Southern
7.5
Good
120 reviews
Check prices

Crew

8.3

Entertainment

7.4

Overall

7.5

Food

7.3

Comfort

7.8

Boarding

8.0

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
120 reviews
Check prices

Crew

8.3

Entertainment

7.4

Overall

7.5

Food

7.3

Comfort

7.8

Boarding

8.0

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
127 reviews
China Southern
7.5
Good
120 reviews
Check prices

Crew

8.3

Entertainment

7.4

Overall

7.5

Food

7.3

Comfort

7.8

Boarding

8.0

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 17h 15m. There are 6036 mi between London and Sanya. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £464 on this airline. An additional option worth looking into is Air China, starting at £475. 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 £435). Flying from London to Sanya in September is currently the most expensive (average of £799). 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
Birmingham to Haikou flights
Manchester to Haikou flights
Edinburgh to Sanya 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 2 December 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£464Average£626FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£475Average£752FlexibilityNo 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.

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