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KTM to TNH: distance & flight time
Kathmandu (Tribhuvan International Airport) → Tonghua (Tonghua Sanyuanpu Airport)
2,467 mi
3,970 km · 2,144 nm
5h 18m
estimated nonstop flight time
+2.3h
time difference · heading northeast
See live KTM→TNH fares Phone-only fares on this route — call free
Flight time details
2,467 miles nonstop takes roughly 5h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.3-hour time gain when reading arrival times on your ticket.
The two airports
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
- TNH — Tonghua Sanyuanpu Airport · Tonghua, 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 KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Near TNH
- NBS · Changbaishan Airport98 mi away
- CGQ · Longjia Airport120 mi away
- SHE · Taoxian Airport122 mi away
Frequently asked questions
How far is KTM from TNH?
The flight distance from Kathmandu (KTM) to Tonghua (TNH) is 2,467 miles (3,970 km, 2,144 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KTM to TNH?
A nonstop flight takes about 5h 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 Kathmandu and Tonghua?
Tonghua is 2.3 hours ahead of Kathmandu.
What is the cheapest way to fly from KTM to TNH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–TNH that never appear on search engines, with no booking fees.