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KOP to HEK: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Heihe (Heihe Airport)
2,590 mi
4,169 km · 2,251 nm
5h 33m
estimated nonstop flight time
+1h
time difference · heading northeast
See live KOP→HEK fares Phone-only fares on this route — call free
Flight time details
2,590 miles nonstop takes roughly 5h 33m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 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 KOP from HEK?
The flight distance from Nakhon Phanom (KOP) to Heihe (HEK) is 2,590 miles (4,169 km, 2,251 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to HEK?
A nonstop flight takes about 5h 33m 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 Nakhon Phanom and Heihe?
Heihe is 1 hour ahead of Nakhon Phanom.
What is the cheapest way to fly from KOP to HEK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–HEK that never appear on search engines, with no booking fees.