Cheap flights from Suifenhe to Seoul from $248 HSF → ICN
Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN)
The cheapest return found recently is $508 with Air China, 3 Jan 2027 – 9 Jan 2027, found yesterday. The cheapest one-way found recently is $248 with Air China, 25 Dec, found yesterday.
- Cheapest one-way found recently
- $248, found yesterday
- Cheapest return found recently
- $508, 3 Jan 2027 to 9 Jan 2027
- Usual return price
- $450 to $644
- Cheapest month to fly
- November 2026, return fares from $422 found in the last 7 days
Return
The cheapest return fare on each of 9 departure dates is usually $450 to $644.
Cheapest return found recently
$508
3 Jan 2027 – 9 Jan 2027 · Air China
Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN)
Leaves 9:10 a.m. · Return leaves 11:20 a.m. · 16 h 10 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$508 3 Jan 2027 – 9 Jan 2027found yesterdaySee prices for these dates
$422 24 Nov – 3 Decfound 5 days agoSee prices for these dates
What have prices looked like?
Over 7 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $370 to $512.
7 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 9 departure dates from 23 Nov to 31 Jan 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 6-night return fares leaving within 3 days of 3 Jan 2027 to compare.
Every date we hold
10 fares on 9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Nov – 6 Dec | $631 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 24 Nov – 3 Dec | $422 | China Southern Airlines | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 26 Nov – 2 Dec | $450 | China Southern Airlines | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 28 Nov – 2 Dec | $448 | China Southern Airlines | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 3 Jan 2027 – 9 Jan 2027 | $508 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 27 Jan 2027 – 6 Feb 2027 | $644 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 29 Jan 2027 – 6 Feb 2027 | $675 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 30 Jan 2027 – 4 Feb 2027 | $695 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 31 Jan 2027 – 6 Feb 2027 | $643 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $422.
Airlines on the cheapest dates: Air China, China Southern Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$248
25 Dec · Air China
Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN)
Leaves 12:15 p.m. · 8 h 40 min trip
stops unknown
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$248 25 Decfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 6 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $199 to $349.
6 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?
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 25 Dec to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Dec | $248 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | stops unknown | found yesterday | Open this trip |
| 3 Jan 2027 | $312 | Air China | Suifenhe Dongning Airport (HSF) → Incheon International Airport (ICN) | 1 stop | found yesterday | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $248.
Airlines on the cheapest dates: Air China.
Premium cabin fares from Suifenhe to Seoul
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 Jan 2027 – 9 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 25 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Suifenhe to Seoul?
Return
Not enough history yet: in 7 days of return prices, 24 Sept to 12 Nov, fewer than 3 booking ranges had prices on 7 days or more.
One-way
Not enough history yet: we have 6 days of one-way prices, 24 Sept to 12 Nov, and compare booking times once 3 booking ranges have 7 days each.
Live price for these dates
The cheapest return found recently is for 3 Jan 2027 – 9 Jan 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 Suifenhe to Seoul?
The cheapest return found recently is $508 with Air China, 3 Jan 2027 to 9 Jan 2027, found yesterday. The cheapest return we hold, of any age, is $422 with China Southern Airlines, 24 Nov to 3 Dec, found 5 days ago. The cheapest return fare on each of 9 departure dates is usually $450 to $644.
How much is a one-way flight from Suifenhe to Seoul?
The cheapest one-way found recently is $248 with Air China, 25 Dec, found yesterday.
What is the cheapest month to fly from Suifenhe to Seoul?
November 2026 is the cheapest month for a return, from $422, 24 Nov to 3 Dec, found 5 days ago. December 2026 is the cheapest month for a one-way, from $248, 25 Dec, found yesterday.
Which airlines have the cheapest flights from Suifenhe to Seoul?
Between 23 Nov and 31 Jan 2027, Air China has the cheapest return on 6 of the 9 departure dates we hold, and China Southern Airlines on 3.
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