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Cheap flights from London Heathrow Airport to Sanya from £356

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYX
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Sanya

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Sanya
Explore the most affordable flight options available from Heathrow to Sanya. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 July 2026.

Sun 16/822:05
LHR
-
SYX
1 stop35h 20m
Shenzhen Airlines
Tue 25/817:30
SYX
-
LHR
1 stop33h 30m
Shenzhen Airlines
Deal found 9/7£539
Sat 5/922:05
LHR
-
SYX
1 stop36h 25m
Shenzhen Airlines
Sun 13/918:40
SYX
-
LHR
1 stop32h 10m
Shenzhen Airlines
Deal found 11/7£561
Mon 24/822:05
LHR
-
SYX
1 stop27h 55m
Shenzhen Airlines
Sun 30/818:25
SYX
-
LHR
1 stop32h 25m
Shenzhen Airlines
Deal found 7/7£686
Fri 13/1121:10
LHR
-
SYX
1 stop27h 25m
Air China
Tue 17/1112:30
SYX
-
LHR
1 stop35h 25m
Air China
Deal found 8/7£705
Sun 16/820:25
LHR
-
SYX
1 stop16h 00m
Multiple Airlines
Tue 25/818:25
SYX
-
LHR
1 stop32h 35m
Multiple Airlines
Deal found 10/7£745
Sat 15/821:30
LHR
-
SYX
1 stop15h 10m
Multiple Airlines
Sat 29/810:25
SYX
-
LHR
1 stop16h 05m
Multiple Airlines
Deal found 12/7£761
Sat 5/921:00
LHR
-
SYX
1 stop19h 45m
Multiple Airlines
Sun 13/920:55
SYX
-
LHR
2 stops27h 10m
Multiple Airlines
Deal found 11/7£766
Sat 12/1206:30
LHR
-
SYX
3 stops46h 00m
Multiple Airlines
Sun 20/1208:05
SYX
-
LHR
3 stops21h 55m
Multiple Airlines
Deal found 7/7£767

Find flight deals from Heathrow to Sanya

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 13 July 2026.

Round-trip from

£539

One-way from

£356

Popular in

April

Cheapest in

March

Average price

£981
Shenzhen Airlines
  • Shenzhen Airlines
  • 16/8-25/8
  • 2 total stops
  • 68h 50m total
  • London to Sanya
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 23/8
  • 1 total stop
  • 27h 55m total
  • London to Sanya
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£35 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 Heathrow 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 13 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sanya that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 16/8

22:05-16:25

1 stop35h 20m

Sanya Phoenix Intl

Tue 25/8

17:30-20:00

1 stop33h 30m

£539

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 5/9

22:05-17:30

1 stop36h 25m

Sanya Phoenix Intl

Sun 13/9

18:40-19:50

1 stop32h 10m

£561

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Fri 13/11

21:10-08:35

1 stop27h 25m

Sanya Phoenix Intl

Tue 17/11

12:30-15:55

1 stop35h 25m

£705
Fastest return journey

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 15/8

21:30-19:40

1 stop15h 10m

Sanya Phoenix Intl

Sat 29/8

10:25-19:30

1 stop16h 05m

£761

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 5/9

21:00-23:45

1 stop19h 45m

Sanya Phoenix Intl

Sun 13/9

20:55-17:05

2 stops27h 10m

£766

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sat 12/12

06:30-12:30

3 stops46h 00m

Sanya Phoenix Intl

Sun 20/12

08:05-22:00

3 stops21h 55m

£767

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Mon 10/8

22:00-10:15

1 stop29h 15m

Sanya Phoenix Intl

Mon 17/8

08:25-19:30

1 stop18h 05m

£781
Cheapest one-way
Fastest single journey

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 23/8

22:05-09:00

1 stop27h 55m

£356

LondonSanya

LHR - SYX

LHRSYX

London Heathrow

Sun 23/8

20:50-13:05

2 stops33h 15m

£360

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Sorted by cheapest first

Best time to book a flight from Heathrow to Sanya

Have a flexible travel schedule? Discover the best time to fly to Sanya from Heathrow 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 Heathrow Airport to Sanya

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

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

Beijing (PKX) – chosen by Cheapflights users on 46% of one-stop itineraries from London Heathrow Airport to Sanya on Cheapflights.

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

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

Beijing (PKX) is the most affordable one-stop option, with an average return flight price of £664.

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

Shortest average travel time for one-stop one-way flights from London Heathrow Airport 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 Heathrow Airport to Sanya?

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

Flights via Guangzhou (CAN) offer the fastest connection on this route, with an average stopover time of 2h 45m.

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 13 July 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Sanya, such as China Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Southern
7.5
Good
158 reviews
Check prices

Boarding

7.8

Crew

8.1

Overall

7.5

Food

7.2

Entertainment

7.2

Comfort

7.7

Reviews

1 / 7
2.0
Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5
China Southern
7.5
Good
158 reviews
China Southern
7.5
Good
158 reviews
Check prices

Boarding

7.8

Crew

8.1

Overall

7.5

Food

7.2

Entertainment

7.2

Comfort

7.7

Reviews

1 / 7
2.0
Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Sanya Phoenix Intl (SYX) is the airport you will fly into if you book a flight from London Heathrow to Sanya. You should not have trouble finding flights to Phoenix Intl from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Sanya airport from London Heathrow. It is only a 7.4 mi journey from Phoenix Intl (SYX) to Sanya’s city center.

  • How long is the flight from London Heathrow Airport to Sanya?

    For as low as £705, Shenzhen Airlines can have you in Sanya from London Heathrow Airport in 27h 25m. There are 6037 mi between London Heathrow Airport and Sanya. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from London Heathrow Airport to Sanya round-trip?

    According to our current data, China Southern (£466), offers the cheapest pricing from London Heathrow Airport to Sanya. China Southern is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

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.

Complete your trip

Complete your trip to Sanya by adding a car hire and/or hotel booking to your travel itinerary.
Sanya car hire
Sanya Phoenix Intl Airport car hire
Haikou car hire

Top airline flying from Heathrow to Sanya

Discover the top airline that operate flights from Heathrow 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 13 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£466Average£718FlexibilityNo 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 Heathrow to Sanya?

Cheapflights helps you search for flights from Heathrow to Sanya via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sanya from Heathrow.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Sanya flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Heathrow to Sanya and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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