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SEP to TKH: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Nakhon Sawan (Takhli Airport)
8,935 mi
14,380 km · 7,764 nm
17h 59m
estimated nonstop flight time
+12h
time difference · heading northwest
See live SEP→TKH fares Phone-only fares on this route — call free
Flight time details
8,935 miles nonstop takes roughly 17h 59m 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
- TKH — Takhli Airport · Nakhon Sawan, 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 TKH
- KDT · Kamphaeng Saen Airport85 mi away
- DMK · Don Mueang International Airport97 mi away
- PHS · Phitsanulok Airport104 mi away
- BKK · Suvarnabhumi Airport114 mi away
Frequently asked questions
How far is SEP from TKH?
The flight distance from Stephenville (SEP) to Nakhon Sawan (TKH) is 8,935 miles (14,380 km, 7,764 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to TKH?
A nonstop flight takes about 17h 59m 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 Nakhon Sawan?
Nakhon Sawan is 12 hours ahead of Stephenville.
What is the cheapest way to fly from SEP to TKH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–TKH that never appear on search engines, with no booking fees.