Need help booking?
Unpublished phone-only deals available
ICN to TTD: distance & flight time
Seoul (Incheon International Airport) → Troutdale (Portland Troutdale Airport)
5,284 mi
8,505 km · 4,592 nm
10h 50m
estimated nonstop flight time
-16h
time difference · heading northeast
See live ICN→TTD fares Phone-only fares on this route — call free
Flight time details
5,284 miles nonstop takes roughly 10h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- TTD — Portland Troutdale Airport · Troutdale, United States
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 TTD
- PDX · Portland International Airport10 mi away
- HIO · Portland Hillsboro Airport27 mi away
- KLS · Southwest Washington Regional Airport46 mi away
- SLE · Salem Municipal Airport/McNary Field53 mi away
Frequently asked questions
How far is ICN from TTD?
The flight distance from Seoul (ICN) to Troutdale (TTD) is 5,284 miles (8,505 km, 4,592 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to TTD?
A nonstop flight takes about 10h 50m 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 Troutdale?
Troutdale is 16 hours behind Seoul.
What is the cheapest way to fly from ICN to TTD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–TTD that never appear on search engines, with no booking fees.