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SEP to KKC: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Khon Kaen (Khon Kaen Airport)
8,798 mi
14,160 km · 7,646 nm
17h 43m
estimated nonstop flight time
+12h
time difference · heading northwest
See live SEP→KKC fares Phone-only fares on this route — call free
Flight time details
8,798 miles nonstop takes roughly 17h 43m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- SEP — Stephenville Clark Regional Airport · Stephenville, United States
- KKC — Khon Kaen Airport · Khon Kaen, Thailand
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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Near KKC
- UTH · Udon Thani Airport64 mi away
- ROI · Roi Et Airport70 mi away
- BFV · Buri Ram Airport91 mi away
- LOE · Loei Airport97 mi away
Frequently asked questions
How far is SEP from KKC?
The flight distance from Stephenville (SEP) to Khon Kaen (KKC) is 8,798 miles (14,160 km, 7,646 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to KKC?
A nonstop flight takes about 17h 43m 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 Stephenville and Khon Kaen?
Khon Kaen is 12 hours ahead of Stephenville.
What is the cheapest way to fly from SEP to KKC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–KKC that never appear on search engines, with no booking fees.