Cheap flights from Sanya to Hanoi from $220 SYX → HAN
Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN)
The cheapest return found recently is $301 with China Southern Airlines, 3 Mar 2027 – 13 Mar 2027, found 2 days ago. The cheapest one-way found recently is $220 with Xiamen Airlines, 14 May 2027, found 5 days ago.
- Cheapest one-way found recently
- $220, found 5 days ago
- Cheapest return found recently
- $301, 3 Mar 2027 to 13 Mar 2027
- Usual return price
- $294 to $392
- Cheapest month to fly
- January 2027, return fares from $294 found in the last 7 days
Return
The cheapest return fare on each of 5 departure dates is usually $294 to $392.
Cheapest return found recently
$301
3 Mar 2027 – 13 Mar 2027 · China Southern Airlines
Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN)
Leaves 9:55 a.m. · Return leaves 3:45 p.m. · 14 h 45 min of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$301 3 Mar 2027 – 13 Mar 2027found 2 days agoSee prices for these dates
$294 15 Jan 2027 – 22 Jan 2027found 5 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $227 to $270.
At $301, the cheapest return found recently is above that range.
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 5 departure dates from 15 Jan 2027 to 3 Mar 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 10-night return fares leaving within 3 days of 3 Mar 2027 to compare.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Jan 2027 – 22 Jan 2027 | $294 | China Southern Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 18 Jan 2027 – 31 Jan 2027 | $392 | China Southern Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 19 Jan 2027 – 4 Feb 2027 | $423 | China Southern Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 20 Jan 2027 – 23 Jan 2027 | $294 | China Southern Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 3 Mar 2027 – 13 Mar 2027 | $301 | China Southern Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $294.
Airlines on the cheapest dates: China Southern Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$220
14 May 2027 · Xiamen Airlines
Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN)
Leaves 7:20 p.m. · 20 h 20 min trip
1 stop
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$220 14 May 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 30 days, 13 Oct to 11 Nov, the cheapest one-way we saw each day was $131 to $220.
At $220, the cheapest one-way found recently is at the high end of that range.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 14 May 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 3 May 2027 | $228 | Xiamen Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | 1 stop | found 5 days ago | Open this trip |
| 14 May 2027 | $220 | Xiamen Airlines | Sanya Phoenix International Airport (SYX) → Noi Bai International Airport (HAN) | 1 stop | found 5 days ago | Open this trip |
Airlines on the cheapest dates: Xiamen Airlines.
Premium cabin fares from Sanya to Hanoi
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 3 Mar 2027 – 13 Mar 2027 in another cabin: Premium economy · Business · First
Today's prices for 14 May 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Sanya to Hanoi?
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 11 Nov (49 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 | $262 | $255 | +10% | 12 |
| 7–13 days | $247 | $241 | +3% | 20 |
| 14–29 days | $239 | $227 | Cheapest seen | 41 |
| 30–59 days | $262 | $237 | +10% | 35 |
| 60–89 days | $259 | $245 | +8% | 37 |
| 90–179 days | $271 | $244 | +13% | 38 |
| 180+ days | $442 | $442 | +85% | 8 |
One-way
The cheapest fares were 90 to 179 days before departure.
From the cheapest one-way each day between 13 Oct and 11 Nov (30 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 |
|---|---|---|---|---|
| 60–89 days | $140 | $135 | +4% | 10 |
| 90–179 days | $134 | $131 | Cheapest seen | 30 |
| 180+ days | $210 | $210 | +57% | 12 |
Live price for these dates
The cheapest return found recently is for 3 Mar 2027 – 13 Mar 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Sanya to Hanoi?
The cheapest return found recently is $301 with China Southern Airlines, 3 Mar 2027 to 13 Mar 2027, found 2 days ago. The cheapest return we hold, of any age, is $294 with China Southern Airlines, 15 Jan 2027 to 22 Jan 2027, found 5 days ago. The cheapest return fare on each of 5 departure dates is usually $294 to $392.
How much is a one-way flight from Sanya to Hanoi?
The cheapest one-way found recently is $220 with Xiamen Airlines, 14 May 2027, found 5 days ago.
What is the cheapest month to fly from Sanya to Hanoi?
January 2027 is the cheapest month for a return, from $294, 15 Jan 2027 to 22 Jan 2027, found 5 days ago.
How far ahead should I book a flight from Sanya to Hanoi?
In 49 days of prices between 24 Sept and 11 Nov, return fares 14 to 29 days before departure were typically 9% lower than 0 to 6 days before departure. In 30 days of prices between 13 Oct and 11 Nov, one-way fares were cheapest 90 to 179 days before departure.
How long is the flight from Sanya to Hanoi?
The cheapest one-way found recently, with Xiamen Airlines on 14 May 2027, takes 20 h 20 min with 1 stop.
Which airlines have the cheapest flights from Sanya to Hanoi?
Between 15 Jan 2027 and 3 Mar 2027, China Southern Airlines has the cheapest return on all 5 departure dates we hold.
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