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GMP to LOT: distance & flight time
Seoul (Gimpo International Airport) → Lockport (Lewis University Airport)
6,541 mi
10,527 km · 5,684 nm
13h 18m
estimated nonstop flight time
-14h
time difference · heading northeast
See live GMP→LOT fares Phone-only fares on this route — call free
Flight time details
6,541 miles nonstop takes roughly 13h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- LOT — Lewis University Airport · Lockport, 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 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
Near LOT
- ORD · Chicago O'Hare International Airport27 mi away
- JOT · Joliet Regional Airport7 mi away
- DPA · Dupage Airport22 mi away
- MDW · Chicago Midway International Airport22 mi away
Frequently asked questions
How far is GMP from LOT?
The flight distance from Seoul (GMP) to Lockport (LOT) is 6,541 miles (10,527 km, 5,684 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to LOT?
A nonstop flight takes about 13h 18m 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 Lockport?
Lockport is 14 hours behind Seoul.
What is the cheapest way to fly from GMP to LOT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–LOT that never appear on search engines, with no booking fees.