Need help booking?
Unpublished phone-only deals available
CJM to USN: distance & flight time
Chumphon (Chumphon Airport) → Ulsan (Ulsan Airport)
2,546 mi
4,098 km · 2,213 nm
5h 28m
estimated nonstop flight time
+2h
time difference · heading northeast
See live CJM→USN fares Phone-only fares on this route — call free
Flight time details
2,546 miles nonstop takes roughly 5h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- CJM — Chumphon Airport · Chumphon, Thailand
- USN — Ulsan Airport · Ulsan, South Korea
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 CJM
- VBP · Bokpyinn Airport52 mi away
- KAW · Kawthoung Airport72 mi away
- UNN · Ranong Airport83 mi away
- USM · Samui Airport93 mi away
Near USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Frequently asked questions
How far is CJM from USN?
The flight distance from Chumphon (CJM) to Ulsan (USN) is 2,546 miles (4,098 km, 2,213 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJM to USN?
A nonstop flight takes about 5h 28m 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 Chumphon and Ulsan?
Ulsan is 2 hours ahead of Chumphon.
What is the cheapest way to fly from CJM to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJM–USN that never appear on search engines, with no booking fees.