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UNN to SEP: distance & flight time
Ranong (Ranong Airport) → Stephenville (Stephenville Clark Regional Airport)
9,331 mi
15,018 km · 8,109 nm
18h 46m
estimated nonstop flight time
-12h
time difference · heading north
See live UNN→SEP fares Phone-only fares on this route — call free
Flight time details
9,331 miles nonstop takes roughly 18h 46m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- UNN — Ranong Airport · Ranong, Thailand
- SEP — Stephenville Clark Regional Airport · Stephenville, United States
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 UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 mi away
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
Frequently asked questions
How far is UNN from SEP?
The flight distance from Ranong (UNN) to Stephenville (SEP) is 9,331 miles (15,018 km, 8,109 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNN to SEP?
A nonstop flight takes about 18h 46m 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 Ranong and Stephenville?
Stephenville is 12 hours behind Ranong.
What is the cheapest way to fly from UNN to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNN–SEP that never appear on search engines, with no booking fees.