Cheap flights from Haikou to Singapore from $129 HAK → SIN
Haikou Airport (HAK) → Changi International Airport (SIN)
The cheapest one-way found recently is $129 with Hainan Airlines, 9 May 2027, found 2 days ago.
- Cheapest one-way found recently
- $129, Hainan Airlines, found 2 days ago
- Cheapest month to fly
- November 2026, one-way fares from $118 found in the last 7 days
- Airlines with nonstop flights
- Hainan Airlines, Scoot
- Shortest nonstop flight found
- 3 h 25 min
One-way
The cheapest one-way fare on each of 6 departure dates is usually $122 to $129.
Cheapest one-way found recently
$129
9 May 2027 · Hainan Airlines
Haikou Airport (HAK) → Changi International Airport (SIN)
Leaves 7:30 a.m. · 3 h 25 min trip
nonstop
found 2 days ago
Cheapest nonstop one-way
$129
9 May 2027 · Hainan Airlines
Haikou Airport (HAK) → Changi International Airport (SIN)
Leaves 7:30 a.m. · 3 h 25 min trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$129 9 May 2027found 2 days agoOpen this trip
$118 30 Novfound 3 days agoOpen this trip
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $85 to $121.
At $129, the cheapest one-way found recently is above that range.
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 6 departure dates from 30 Nov to 7 Oct 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 9 May 2027 to compare.
Every date we hold
6 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 30 Nov | $118 | Hainan Airlines | Haikou Airport (HAK) → Changi International Airport (SIN) | nonstop | found 3 days ago | Open this trip |
| 13 Jan 2027 | $129 | China Eastern | Haikou Airport (HAK) → Changi International Airport (SIN) | stops unknown | found 5 days ago | Open this trip |
| 31 Jan 2027 | $119 | Scoot | Haikou Airport (HAK) → Changi International Airport (SIN) | nonstop | found 4 days ago | Open this trip |
| 5 May 2027 | $129 | Hainan Airlines | Haikou Airport (HAK) → Changi International Airport (SIN) | nonstop | found 7 days ago | Open this trip |
| 9 May 2027 | $129 | Hainan Airlines | Haikou Airport (HAK) → Changi International Airport (SIN) | nonstop | found 2 days ago | Open this trip |
| 7 Oct 2027 | $139 | Hainan Airlines | Haikou Airport (HAK) → Changi International Airport (SIN) | nonstop | found 3 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $118.
Airlines on the cheapest dates: Hainan Airlines, China Eastern, Scoot.
Premium cabin fares from Haikou to Singapore
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 9 May 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Haikou to Singapore?
One-way
Fares 7 to 13 days before departure were typically 7% lower than 0 to 6 days before departure.
From the cheapest one-way 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 | $95 | $85 | +7% | 9 |
| 7–13 days | $89 | $85 | Cheapest seen | 8 |
| 14–29 days | $122 | $86 | +38% | 7 |
| 30–59 days | $144 | $137 | +63% | 17 |
| 60–89 days | $120 | $119 | +36% | 17 |
| 90–179 days | $120 | $110 | +36% | 44 |
| 180+ days | $121 | $111 | +36% | 20 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Zhanjiang → Singapore
131 km from Haikou
$342
1 Mar 2027 – 4 Mar 2027 · ZHA → SIN · out 1 stop, back 1 stop
found 5 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest one-way found recently is for 9 May 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 one-way flight from Haikou to Singapore?
The cheapest one-way found recently is $129 with Hainan Airlines, 9 May 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $118 with Hainan Airlines, 30 Nov, found 3 days ago. The cheapest one-way fare on each of 6 departure dates is usually $122 to $129.
What is the cheapest month to fly from Haikou to Singapore?
November 2026 is the cheapest month for a one-way, from $118, 30 Nov, found 3 days ago.
How far ahead should I book a flight from Haikou to Singapore?
In 49 days of prices between 24 Sept and 11 Nov, one-way fares 7 to 13 days before departure were typically 7% lower than 0 to 6 days before departure.
Is there a direct flight from Haikou to Singapore?
Yes, the cheapest nonstop one-way found recently is $129 with Hainan Airlines, 9 May 2027, found 2 days ago.
How long is the flight from Haikou to Singapore?
The cheapest nonstop one-way found recently, with Hainan Airlines on 9 May 2027, takes 3 h 25 min from Haikou Airport (HAK) to Changi International Airport (SIN).
Which airlines have the cheapest flights from Haikou to Singapore?
Between 30 Nov and 7 Oct 2027, Hainan Airlines has the cheapest one-way on 4 of the 6 departure dates we hold, China Eastern on 1 and Scoot on 1.
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