Brussels to Seoul BRU, CRL → GMP, ICN
Brussels Airport (BRU), Charleroi Brussels South Airport (CRL) → Gimpo International Airport (GMP), Incheon International Airport (ICN)
The cheapest return found recently is $825 with Turkish Airlines, 22 Aug 2027 – 19 Sept 2027, found yesterday. The cheapest one-way found recently is $402 with Air China, 27 Oct, found yesterday.
Return
The cheapest return fare on each of 8 departure dates is usually $769 to $830.
Cheapest return found recently
$825
22 Aug 2027 – 19 Sept 2027 · Turkish Airlines
Brussels Airport (BRU) → Incheon International Airport (ICN)
Leaves 7:20 a.m. · Return leaves 11:20 p.m. · 39 h 15 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
$825 22 Aug 2027 – 19 Sept 2027found yesterdaySee prices for these dates
$471 29 Nov – 5 Decfound 5 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 $471 to $771.
At $825, 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 8 departure dates from 22 Oct to 22 Aug 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 28-night return fares leaving within 3 days of 22 Aug 2027 to compare.
Every date we hold
21 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Oct – 1 Nov | $918 | Ryanair | Charleroi Brussels South Airport (CRL) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 29 Nov – 5 Dec | $471 | Air China | Brussels Airport (BRU) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 30 Nov – 6 Dec | $783 | Ryanair | Charleroi Brussels South Airport (CRL) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 11 Feb 2027 – 17 Feb 2027 | $740 | Lufthansa | Brussels Airport (BRU) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 12 Feb 2027 – 18 Feb 2027 | $779 | Lufthansa | Brussels Airport (BRU) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 13 Feb 2027 – 19 Feb 2027 | $846 | Brussels Airlines | Brussels Airport (BRU) → Gimpo International Airport (GMP) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 14 Feb 2027 – 20 Feb 2027 | $787 | Lufthansa | Brussels Airport (BRU) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 22 Aug 2027 – 19 Sept 2027 | $825 | Turkish Airlines | Brussels Airport (BRU) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $471.
Airlines on the cheapest dates: Lufthansa, Ryanair, Air China, Brussels Airlines, Turkish Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$402
27 Oct · Air China
Brussels Airport (BRU) → Incheon International Airport (ICN)
Leaves 12:00 p.m. · 15 h 40 min trip
stops unknown
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$402 27 Octfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
On 18 Oct, the cheapest one-way we saw was $402.
At $402, the cheapest one-way found recently costs the same.
One day is a short history, so treat this 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 1 departure date 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 27 Oct to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 27 Oct | $402 | Air China | Brussels Airport (BRU) → Incheon International Airport (ICN) | stops unknown | found yesterday | Open this trip |
Airlines on the cheapest dates: Air China.
Premium cabin fares from Brussels 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 22 Aug 2027 – 19 Sept 2027 in another cabin: Premium economy · Business · First
Today's prices for 27 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Brussels to Seoul?
Return
Fares 30 to 59 days before departure were typically 12% lower than 14 to 29 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 |
|---|---|---|---|---|
| 14–29 days | $748 | $711 | +14% | 15 |
| 30–59 days | $658 | $471 | Cheapest seen | 23 |
| 60–89 days | $869 | $869 | +32% | 8 |
| 180+ days | $815 | $782 | +24% | 25 |
One-way
Not enough history yet: we have one day of one-way prices, 18 Oct, and compare booking times once 3 booking ranges have 7 days each.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Rotterdam → Seoul
120 km from Brussels
$1,110
$285 more than flying from Brussels
23 Oct – 7 Nov · RTM → ICN · out 3 stops, back 3 stops
found 3 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 return found recently is for 22 Aug 2027 – 19 Sept 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