Basel to Seoul BSL → ICN
EuroAirport Swiss (BSL) → Incheon International Airport (ICN)
The cheapest return found recently is $893 with Wizz Air, 31 Oct – 11 Nov, found yesterday.
Return
The cheapest return fare on each of 4 departure dates is usually $877 to $1,002.
Cheapest return found recently
$893
31 Oct – 11 Nov · Wizz Air
EuroAirport Swiss (BSL) → Incheon International Airport (ICN)
Leaves 9:00 p.m. · Return leaves 9:25 a.m. · 64 h of travel, both ways together
out 3 stops, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$893 31 Oct – 11 Novfound yesterdaySee prices for these dates
$827 13 Nov – 22 Novfound 3 days agoSee prices for these dates
What have prices looked like?
Over 4 days, 1 Oct to 18 Oct, the cheapest return we saw each day was $827 to $1,228.
4 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 4 departure dates from 30 Oct to 14 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 11-night return fares leaving within 3 days of 31 Oct to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 30 Oct – 11 Nov | $951 | Wizz Air | EuroAirport Swiss (BSL) → Incheon International Airport (ICN) | out 3 stops, back 3 stops | found yesterday | See prices for these dates |
| 31 Oct – 11 Nov | $893 | Wizz Air | EuroAirport Swiss (BSL) → Incheon International Airport (ICN) | out 3 stops, back 2 stops | found yesterday | See prices for these dates |
| 13 Nov – 22 Nov | $827 | easyJet | EuroAirport Swiss (BSL) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 14 Mar 2027 – 28 Mar 2027 | $1,153 | Vueling | EuroAirport Swiss (BSL) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $827.
Airlines on the cheapest dates: Wizz Air, easyJet, Vueling.
Premium cabin fares from Basel 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 31 Oct – 11 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Basel to Seoul?
Return
Not enough history yet: we have 4 days of return prices, 1 Oct to 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
Zurich → Seoul
75 km from Basel
$802
$91 less than flying from Basel
24 Dec – 31 Dec · ZRH → ICN · out 1 stop, back 1 stop
found 2 days ago
Strasbourg → Seoul
115 km from Basel
$984
$91 more than flying from Basel
14 Mar 2027 – 28 Mar 2027 · SXB → ICN · out 2 stops, back 2 stops
found 2 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 31 Oct – 11 Nov. 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