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ICN to HEK: distance & flight time
Seoul (Incheon International Airport) → Heihe (Heihe Airport)
879 mi
1,414 km · 764 nm
2h 23m
estimated nonstop flight time
-1h
time difference · heading north
See live ICN→HEK fares Phone-only fares on this route — call free
Flight time details
879 miles nonstop takes roughly 2h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- HEK — Heihe Airport · Heihe, China
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 HEK
- BQS · Ignatyevo Airport18 mi away
- DTU · Wudalianchi Dedu Airport131 mi away
- JGD · Jiagedaqi Airport142 mi away
Frequently asked questions
How far is ICN from HEK?
The flight distance from Seoul (ICN) to Heihe (HEK) is 879 miles (1,414 km, 764 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to HEK?
A nonstop flight takes about 2h 23m 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 Heihe?
Heihe is 1 hour behind Seoul.
What is the cheapest way to fly from ICN to HEK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–HEK that never appear on search engines, with no booking fees.