Zhengzhou to Seoul CGO → ICN
Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN)
The cheapest return found recently is $307 with China Southern Airlines, 5 Feb 2027 – 8 Feb 2027, found 2 days ago. The cheapest one-way found recently is $127 with China Southern Airlines, 24 Oct, found 2 days ago.
Return
The cheapest return fare on each of 3 departure dates is usually $303 to $345.
Cheapest return found recently
$307
5 Feb 2027 – 8 Feb 2027 · China Southern Airlines
Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN)
Leaves 5:15 p.m. · Return leaves 9:40 p.m. · 4 h 50 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$307
5 Feb 2027 – 8 Feb 2027 · China Southern Airlines
Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN)
Leaves 5:15 p.m. · Return leaves 9:40 p.m. · 4 h 50 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$307 5 Feb 2027 – 8 Feb 2027found 2 days agoSee prices for these dates
$299 22 Dec – 31 Decfound 6 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $185 to $299.
At $307, the cheapest return 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 return price?
Compared with the cheapest return fare on each of 3 departure dates from 22 Dec to 8 Feb 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 3-night return fares leaving within 3 days of 5 Feb 2027 to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Dec – 31 Dec | $299 | Shandong Airlines | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 5 Feb 2027 – 8 Feb 2027 | $307 | China Southern Airlines | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 8 Feb 2027 – 8 Feb 2027 | $383 | Korean Air | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $299.
Airlines on the cheapest dates: Shandong Airlines, China Southern Airlines, Korean Air.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $127 to $143.
Cheapest one-way found recently
$127
24 Oct · China Southern Airlines
Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN)
Leaves 10:00 a.m. · 5 h 15 min trip
stops unknown
found 2 days ago
Cheapest nonstop one-way
$189
8 Feb 2027 · Korean Air
Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN)
Leaves 12:10 p.m. · 2 h 20 min trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$127 24 Octfound 2 days agoOpen this trip
$125 25 Octfound 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 $114 to $137.
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 4 departure dates from 22 Oct to 8 Feb 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?
Yes. Among one-way fares leaving within 3 days of 24 Oct, 25 Oct costs $125: $2 less than the cheapest found recently.
China Southern Airlines · Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) · 1 stop · found 5 days ago
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Oct | $127 | China Southern Airlines | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | stops unknown | found 3 days ago | Open this trip |
| 24 Oct | $127 | China Southern Airlines | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | stops unknown | found 2 days ago | Open this trip |
| 25 Oct | $125 | China Southern Airlines | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | 1 stop | found 5 days ago | Open this trip |
| 8 Feb 2027 | $189 | Korean Air | Zhengzhou Xinzheng Airport (CGO) → Incheon International Airport (ICN) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $125.
Airlines on the cheapest dates: China Southern Airlines, Korean Air.
Premium cabin fares from Zhengzhou 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 5 Feb 2027 – 8 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 24 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Zhengzhou to Seoul?
Return
Fares 14 to 29 days before departure were typically 7% 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 | $199 | $199 | +8% | 7 |
| 14–29 days | $185 | $185 | Cheapest seen | 13 |
| 90–179 days | $310 | $286 | +68% | 19 |
One-way
The cheapest fares were 14 to 29 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 |
|---|---|---|---|---|
| 14–29 days | $119 | $119 | Cheapest seen | 10 |
| 30–59 days | $125 | $115 | +5% | 7 |
| 60–89 days | $128 | $128 | +8% | 14 |
| 90–179 days | $137 | $137 | +15% | 8 |
| 180+ days | $189 | $189 | +59% | 18 |
Live price for these dates
The cheapest return found recently is for 5 Feb 2027 – 8 Feb 2027. 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