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ICN to IAS: distance & flight time
Seoul (Incheon International Airport) → Iasi (Iaşi Airport)
4,746 mi
7,638 km · 4,124 nm
9h 46m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ICN→IAS fares Phone-only fares on this route — call free
Flight time details
4,746 miles nonstop takes roughly 9h 46m 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
- IAS — Iaşi Airport · Iasi, 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 IAS
- BZY · Bălți International Airport46 mi away
- BCM · Bacău Airport56 mi away
- KIV · Chişinău International Airport64 mi away
- SCV · Suceava Stefan cel Mare Airport69 mi away
Frequently asked questions
How far is ICN from IAS?
The flight distance from Seoul (ICN) to Iasi (IAS) is 4,746 miles (7,638 km, 4,124 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to IAS?
A nonstop flight takes about 9h 46m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ICN to IAS?
Nonstop service on ICN–IAS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 9h 46m nonstop estimate.
What is the time difference between Seoul and Iasi?
Iasi is 6 hours behind Seoul.
What is the cheapest way to fly from ICN to IAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–IAS that never appear on search engines, with no booking fees.
Why are some ICN to IAS fares phone-only?
Consolidator contracts let us sell certain ICN–IAS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.