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Cheap flights from London Heathrow Airport to Sanya from £385

LHR — SYX
6 Oct — 13 Oct1
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

Fri 11/922:00 -
2 stops31h 20m
Tue 29/920:40 -
1 stop30h 20m
Deal found 1/9£449
Thu 1/1022:10 -
1 stop14h 55m
Thu 15/1009:15 -
1 stop17h 05m
Deal found 5/9£473
Sun 1/1117:15 -
1 stop20h 30m
Mon 9/1114:00 -
1 stop36h 35m
Deal found 3/9£499
Mon 26/1022:00 -
1 stop30h 35m
Wed 16/1213:10 -
1 stop37h 25m
Deal found 4/9£514
Sun 1/1121:50 -
1 stop19h 25m
Mon 9/1107:05 -
2 stops19h 55m
Deal found 3/9£530
Sun 13/919:15 -
1 stop15h 25m
Mon 28/917:55 -
1 stop31h 10m
Deal found 1/9£536
Tue 20/1022:10 -
1 stop15h 45m
Tue 27/1009:55 -
1 stop16h 40m
Deal found 5/9£539
Mon 26/1021:30 -
2 stops38h 50m
Wed 16/1207:50 -
1 stop19h 10m
Deal found 4/9£544
Sun 18/1019:15 -
1 stop16h 20m
Sun 25/1009:55 -
1 stop16h 40m
Deal found 3/9£545
Thu 1/1022:10 -
1 stop14h 55m
Thu 15/1013:25 -
2 stops37h 35m
Deal found 5/9£558

Find flight deals from Heathrow to Sanya

Round-trip from

£473

One-way from

£385

Popular in

April

Cheapest in

March

Average price

£532
China Southern
  • China Southern
  • 1/10-15/10
  • 2 total stops
  • 32h 00m total
  • London to Sanya
Search Deals
15/1-31/12
  • 15/1-31/12
  • 2 total stops
  • 30h 50m total
  • London to Sanya
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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
Fastest return journey

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Fri 15/1

06:50-21:40

2 stops30h 50m

Sanya Phoenix Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£385

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Mon 26/10

22:00-01:15

1 stop19h 15m

Sanya Phoenix Intl

Wed 16/12

07:00-18:35

1 stop19h 35m

£516

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Thu 1/10

22:10-20:05

1 stop14h 55m

Sanya Phoenix Intl

Thu 15/10

13:25-20:00

2 stops37h 35m

£558

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Sun 18/10

22:00-12:25

2 stops31h 25m

Sanya Phoenix Intl

Sun 25/10

23:00-19:10

1 stop28h 10m

£581

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Tue 20/10

09:30-16:20

2 stops23h 50m

Sanya Phoenix Intl

Tue 27/10

06:30-12:05

2 stops37h 35m

£587

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Sun 1/11

19:20-13:40

2 stops58h 20m

Sanya Phoenix Intl

Mon 9/11

15:00-14:30

2 stops55h 30m

£604

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Mon 26/10

19:20-13:40

2 stops58h 20m

Sanya Phoenix Intl

Wed 16/12

06:25-06:40

2 stops32h 15m

£618

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Thu 17/9

21:20-01:10

1 stop20h 50m

Sanya Phoenix Intl

Sun 20/9

19:25-19:15

1 stop30h 50m

£815

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Sat 13/2

22:00-23:45

1 stop17h 45m

Sanya Phoenix Intl

Sat 20/2

07:00-18:35

2 stops19h 35m

£833

LondonSanya

LHR London Heathrow - SYX Sanya Phoenix Intl

LHRSYX

London Heathrow

Wed 3/2

19:25-16:35

2 stops37h 10m

Sanya Phoenix Intl

Sun 21/2

20:40-20:50

2 stops32h 10m

£846

Flights are sorted by cheapest return flights first.

Deals found on 4/9

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

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?

Beijing (PKX) – chosen by Cheapflights users on 51% 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?

Beijing (PKX) is the most affordable one-stop option, with an average return flight price of £659.

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

Flights via Guangzhou (CAN) have the shortest average one-way travel time for one-stop routes: 15h 17m.

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

Flights via Guangzhou (CAN) offer the fastest connection on this route, with an average stopover time of 2h 26m.

Reviews of airlines servicing Sanya

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
7.3
Good
172 reviews
Check prices

Boarding

7.7

Entertainment

7.0

Overall

7.3

Food

7.1

Crew

8.1

Comfort

7.5

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
7.3
Good
172 reviews
China Southern
7.3
Good
172 reviews
Check prices

Boarding

7.7

Entertainment

7.0

Overall

7.3

Food

7.1

Crew

8.1

Comfort

7.5

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

  • 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 £516, China Southern can have you in Sanya from London Heathrow Airport in 19h 15m. 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 (£462), offers the cheapest pricing from London Heathrow Airport to Sanya. China Southern is priced at 40% 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

Complete your trip

Sanya car hire
Sanya Phoenix Intl Airport car hire
Haikou car hire

Top airline flying from Heathrow to Sanya

AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£462Average£732FlexibilityNo cancel feeOn-time69%
Search China Southern flights

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