ICN → PUSSeoul to Busan

live

Direct flights from Seoul (ICN) to Busan (PUS): 35 nonstop departures observed each week across 1 airline. No cancellations were recorded across the 38 tracked flights. The nonstop covers 338 km, an estimated 56 minutes in the air. Measured by Pro Flight Search from live flight boards at Seoul and Busan. Updated 29 October 2026 at 07:53 UTC.

Today, ICN → PUS

Thu 29 Oct · local times
KE1409KOREAN AIRLINES20 min late

The ICN board at 16:53 shows departure at 19:55 instead of 19:35, gate 245 (T2).

Later cancelled
0.5%of 629 past KOREAN AIRLINES flights whose board showed 20 to 40 min late
Still to leave today
No other nonstoplast ICN to PUS departure of the day
Track KE1409 →
KE1401KOREAN AIRLINESIn the air, 19 min late

Left ICN at 07:19, 19 min after its 07:00 slot.

Track KE1401 →
  1. 07:00 KE1401KOREAN AIRLINES Left 07:19 +19 ·
  2. 09:40 KE1403KOREAN AIRLINES Left 10:06 +26 ·
  3. 16:35 KE1405KOREAN AIRLINES Left 16:35 ·
  4. 18:25 KE1407KOREAN AIRLINES On scheduleGate 238 · T2 ·
  5. 19:35 KE1409KOREAN AIRLINES Est. 19:55 +20Gate 245 · T2 ·

Checked ICN board 16:53

ICN Seoul busy · +20
PUS Busan tracking
338 km · ~0h 56m est.
dep bank 06:35–19:3535x weekly
Running clean · 1 airline · 35x weekly · nonstop
74 / 100

route health from live ICN and PUS delay boards

0 of 38 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Flight time~0h 56mestimated from route distance
Weekly departures35x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 38

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
KOREAN AIRLINES

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days

History

operated legs · board outcomes
10-29KE1401departed+19
10-29KE1403departed+26
10-29KE1405departed+0
10-28KE1401departed+30
10-28KE1403departed+33
10-28KE1405departed+20
10-28KE1407departed+55
10-28KE1409departed+34
10-27KE1401departed+33
10-27KE1403departed+23
10-27KE1405departed+11
10-27KE1407departed+29
10-27KE1409departed+21
10-26KE1401departed+18
10-26KE1403departed+26
10-26KE1405departed+25
10-26KE1407departed+21
10-26KE1409departed+25
10-25KE1401departed+15
10-25KE1403departed+25
10-25KE1405departed+17
10-25KE1407departed+33
10-25KE1409departed+32
10-24KE1401departed+24
10-24KE1403departed+37
10-24KE1405departed+41
10-24KE1407departed+31
10-24KE1409departed+18
10-23KE1401departed+21
10-23KE1403departed+17
10-23KE1405departed+38
10-23KE1407departed+14
10-23KE1409departed+28
10-22KE1401departed+27
10-22KE1403departed+15
10-22KE1405departed+38
10-22KE1407departed+43
10-22KE1409departed+40

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
ICNSeoul +20 min busy Full ICN delay board →
PUSBusan tracking Full PUS delay board →

How the Seoul to Busan route actually runs

Pro Flight Search records official board updates for nonstop ICN to PUS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: Seoul (ICN) to Busan (PUS) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/ICN-PUS
How we measure this →

ICN to PUS questions

Is ICN–PUS running on time right now?

Mostly on schedule. The departure side at ICN is the weaker end, route health score 74/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ICN–PUS?

Operators schedule morning departures around 06:35 and evening departures around 17:10 from ICN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the PUS delay card to confirm conditions when you'd arrive.

How long is the flight from ICN to PUS?

Great-circle distance is 338 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 54–59 min gate-to-gate on this route.

How often does ICN–PUS fly?

KOREAN AIRLINES runs the route with about 35 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.