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ICN to LSW: distance & flight time
Seoul (Incheon International Airport) → Lhok Seumawe-Sumatra Island (Malikus Saleh Airport)
2,901 mi
4,668 km · 2,521 nm
6h 9m
estimated nonstop flight time
-2h
time difference · heading southwest
See live ICN→LSW fares Phone-only fares on this route — call free
Flight time details
2,901 miles nonstop takes roughly 6h 9m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- LSW — Malikus Saleh Airport · Lhok Seumawe-Sumatra Island, Indonesia
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 LSW
- LSX · Lhok Sukon Airport24 mi away
- MEQ · Seunagan Airport84 mi away
- BTJ · Sultan Iskandar Muda International Airport107 mi away
- SBG · Maimun Saleh Airport119 mi away
Frequently asked questions
How far is ICN from LSW?
The flight distance from Seoul (ICN) to Lhok Seumawe-Sumatra Island (LSW) is 2,901 miles (4,668 km, 2,521 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to LSW?
A nonstop flight takes about 6h 9m 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 LSW?
Nonstop service on ICN–LSW 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 6h 9m nonstop estimate.
What is the time difference between Seoul and Lhok Seumawe-Sumatra Island?
Lhok Seumawe-Sumatra Island is 2 hours behind Seoul.
What is the cheapest way to fly from ICN to LSW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–LSW that never appear on search engines, with no booking fees.
Why are some ICN to LSW fares phone-only?
Consolidator contracts let us sell certain ICN–LSW 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.