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ICN to OTP: distance & flight time
Seoul (Incheon International Airport) → Bucharest (Henri Coandă International Airport)
4,907 mi
7,897 km · 4,264 nm
10h 5m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ICN→OTP fares Phone-only fares on this route — call free
Flight time details
4,907 miles nonstop takes roughly 10h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- OTP — Henri Coandă International Airport · Bucharest, Romania
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Near OTP
- BBU · Băneasa International Airport5 mi away
- GOZ · Gorna Oryahovitsa Airport100 mi away
- CRA · Craiova Airport110 mi away
- CND · Mihail Kogălniceanu International Airport119 mi away
Frequently asked questions
How far is ICN from OTP?
The flight distance from Seoul (ICN) to Bucharest (OTP) is 4,907 miles (7,897 km, 4,264 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to OTP?
A nonstop flight takes about 10h 5m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seoul and Bucharest?
Bucharest is 6 hours behind Seoul.
What is the cheapest way to fly from ICN to OTP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–OTP that never appear on search engines, with no booking fees.