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TTD to SSN: distance & flight time
Troutdale (Portland Troutdale Airport) → Seoul East (Seoul Air Base (K-16))
5,261 mi
8,467 km · 4,572 nm
10h 47m
estimated nonstop flight time
+17h
time difference · heading northwest
See live TTD→SSN fares Phone-only fares on this route — call free
Flight time details
5,261 miles nonstop takes roughly 10h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time gain when reading arrival times on your ticket.
The two airports
- TTD — Portland Troutdale Airport · Troutdale, United States
- SSN — Seoul Air Base (K-16) · Seoul East, South Korea
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 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
Near SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 mi away
Frequently asked questions
How far is TTD from SSN?
The flight distance from Troutdale (TTD) to Seoul East (SSN) is 5,261 miles (8,467 km, 4,572 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTD to SSN?
A nonstop flight takes about 10h 47m 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 TTD to SSN?
Nonstop service on TTD–SSN 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 10h 47m nonstop estimate.
What is the time difference between Troutdale and Seoul East?
Seoul East is 17 hours ahead of Troutdale.
What is the cheapest way to fly from TTD to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTD–SSN that never appear on search engines, with no booking fees.
Why are some TTD to SSN fares phone-only?
Consolidator contracts let us sell certain TTD–SSN 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.