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SLE to GMP: distance & flight time
Salem (Salem Municipal Airport/McNary Field) → Seoul (Gimpo International Airport)
5,273 mi
8,487 km · 4,583 nm
10h 48m
estimated nonstop flight time
+17h
time difference · heading northwest
See live SLE→GMP fares Phone-only fares on this route — call free
Flight time details
5,273 miles nonstop takes roughly 10h 48m 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
- SLE — Salem Municipal Airport/McNary Field · Salem, United States
- GMP — Gimpo International Airport · Seoul, 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 SLE
- CVO · Corvallis Municipal Airport32 mi away
- HIO · Portland Hillsboro Airport44 mi away
- PDX · Portland International Airport51 mi away
- TTD · Portland Troutdale Airport53 mi away
Near GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Frequently asked questions
How far is SLE from GMP?
The flight distance from Salem (SLE) to Seoul (GMP) is 5,273 miles (8,487 km, 4,583 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLE to GMP?
A nonstop flight takes about 10h 48m 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 SLE to GMP?
Nonstop service on SLE–GMP 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 48m nonstop estimate.
What is the time difference between Salem and Seoul?
Seoul is 17 hours ahead of Salem.
What is the cheapest way to fly from SLE to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLE–GMP that never appear on search engines, with no booking fees.
Why are some SLE to GMP fares phone-only?
Consolidator contracts let us sell certain SLE–GMP 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.