Heihe to Sanya HEK → SYX
Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX)
The cheapest return found recently is $485 with China Southern Airlines, 7 Nov – 28 Nov, found 7 hours ago. The cheapest one-way found recently is $314 with Shandong Airlines, 21 Nov, found yesterday.
Return
The cheapest return fare on each of 32 departure dates is usually $525 to $793.
Cheapest return found recently
$485
7 Nov – 28 Nov · China Southern Airlines
Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX)
Leaves 12:20 p.m. · Return leaves 11:30 a.m. · 79 h 40 min of travel, both ways together
out 2 stops, back 2 stops · via Harbin Taiping International Airport (HRB), Hong Kong International Airport (HKG) · overnight connection · 25 h connection
found 7 hours ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$485 7 Nov – 28 Novfound 7 hours agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $464 to $506.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 32 departure dates from 21 Oct to 3 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold 21-night return fares on 1 other departure date within 3 days of 7 Nov, and it is not cheaper.
Every date we hold
152 fares on 32 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 21 Oct – 1 Nov | $528 | Chengdu Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 25 Oct – 3 Nov | $530 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 29 Oct – 7 Nov | $485 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 31 Oct – 7 Nov | $511 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 2 Nov – 9 Nov | $540 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found today | See prices for these dates |
| 4 Nov – 13 Nov | $495 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 5 Nov – 30 Nov | $531 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 7 Nov – 28 Nov | $485 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 7 hours ago | See prices for these dates |
| 9 Nov – 18 Nov | $573 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 11 Nov – 22 Nov | $495 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 14 Nov – 24 Nov | $498 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 15 Nov – 24 Nov | $514 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 19 Nov – 28 Nov | $488 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 22 Nov – 24 Nov | $549 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 3 stops, back 2 stops | found today | See prices for these dates |
| 24 Nov – 27 Nov | $549 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 3 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 28 Nov – 8 Dec | $578 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 8 Dec – 15 Dec | $613 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 9 Dec – 15 Dec | $586 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 19 Dec – 2 Jan 2027 | $791 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 21 Dec – 6 Jan 2027 | $803 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 23 Dec – 7 Jan 2027 | $785 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 25 Dec – 31 Dec | $720 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 26 Dec – 10 Jan 2027 | $749 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 27 Dec – 9 Jan 2027 | $798 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 29 Dec – 11 Jan 2027 | $708 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 30 Dec – 12 Jan 2027 | $992 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 1 Jan 2027 – 9 Jan 2027 | $852 | Chengdu Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 3 Jan 2027 – 4 Jan 2027 | $820 | Chengdu Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 6 Jan 2027 – 13 Jan 2027 | $670 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found today | See prices for these dates |
| 10 Jan 2027 – 11 Jan 2027 | $895 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 14 Jan 2027 – 27 Jan 2027 | $1,340 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 3 Apr 2027 – 16 Apr 2027 | $1,594 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | out 2 stops, back 3 stops | found yesterday | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $485.
Airlines on the cheapest dates: China Southern Airlines, China Eastern, Chengdu Airlines.
One-way
The cheapest one-way fare on each of 10 departure dates is usually $316 to $525.
Cheapest one-way found recently
$314
21 Nov · Shandong Airlines
Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX)
Leaves 12:20 p.m. · 26 h 10 min trip
2 stops · via Harbin Taiping International Airport (HRB), Incheon International Airport (ICN) · overnight connection · connection may need a visa · 13 h connection
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$314 21 Novfound yesterdayOpen this trip
$293 6 Jan 2027found 5 days agoOpen this trip
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $247 to $303.
At $314, the cheapest one-way found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 10 departure dates from 4 Nov to 24 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 21 Nov to compare.
Every date we hold
77 fares on 10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Nov | $348 | West Air | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | stops unknown | found today | Open this trip |
| 15 Nov | $299 | Shanghai Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 2 stops | found 4 days ago | Open this trip |
| 21 Nov | $314 | Shandong Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 2 stops | found yesterday | Open this trip |
| 14 Dec | $322 | China Eastern | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 1 stop | found 3 days ago | Open this trip |
| 19 Dec | $349 | Shanghai Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 2 stops | found 6 days ago | Open this trip |
| 4 Jan 2027 | $412 | Hainan Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 1 stop | found 2 days ago | Open this trip |
| 6 Jan 2027 | $293 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 2 stops | found 5 days ago | Open this trip |
| 14 Jan 2027 | $563 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 3 stops | found 6 days ago | Open this trip |
| 27 Mar 2027 | $593 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 3 stops | found 3 days ago | Open this trip |
| 24 Apr 2027 | $817 | China Southern Airlines | Heihe Airport (HEK) → Sanya Phoenix International Airport (SYX) | 2 stops | found 4 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $293.
Airlines on the cheapest dates: China Southern Airlines, Shanghai Airlines, West Air, Shandong Airlines, China Eastern, Hainan Airlines.
Premium cabin fares from Heihe to Sanya
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 7 Nov – 28 Nov in another cabin: Premium economy · Business · First
Today's prices for 21 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Heihe to Sanya?
Return
Fares 14 to 29 days before departure were typically 9% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $527 | $512 | +10% | 22 |
| 7–13 days | $511 | $480 | +7% | 24 |
| 14–29 days | $480 | $471 | Cheapest seen | 25 |
| 30–59 days | $484 | $464 | +1% | 25 |
| 60–89 days | $631 | $565 | +32% | 25 |
| 90–179 days | $774 | $642 | +61% | 25 |
| 180+ days | $1,693 | $1,622 | +253% | 24 |
One-way
The cheapest fares were 30 to 59 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $268 | $247 | Cheapest seen | 24 |
| 60–89 days | $348 | $266 | +30% | 18 |
| 90–179 days | $454 | $358 | +70% | 20 |
| 180+ days | $817 | $754 | +205% | 21 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Blagoveschensk → Sanya
3 km from Heihe
$1,687
$1,202 more than flying from Heihe
12 Jun 2027 – 21 Jun 2027 · BQS → SYX · out 3 stops, back 3 stops
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Blagoveschensk → Sanya
3 km from Heihe
$290
$24 less than flying from Heihe
6 Nov · BQS → SYX · stops unknown
found yesterday
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 7 Nov – 28 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work