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DEC to THS: distance & flight time
Decatur (Decatur Airport) → Sukhothai (Sukhothai Airport)
8,454 mi
13,605 km · 7,346 nm
17h 3m
estimated nonstop flight time
+12h
time difference · heading north
See live DEC→THS fares Phone-only fares on this route — call free
Flight time details
8,454 miles nonstop takes roughly 17h 3m gate to gate, flying north. 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
- DEC — Decatur Airport · Decatur, United States
- THS — Sukhothai Airport · Sukhothai, 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 DEC
Near THS
- PHS · Phitsanulok Airport44 mi away
- TKT · Tak Airport44 mi away
- PRH · Phrae Airport66 mi away
- LPT · Lampang Airport74 mi away
Frequently asked questions
How far is DEC from THS?
The flight distance from Decatur (DEC) to Sukhothai (THS) is 8,454 miles (13,605 km, 7,346 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to THS?
A nonstop flight takes about 17h 3m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from DEC to THS?
Nonstop service on DEC–THS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 3m nonstop estimate.
What is the time difference between Decatur and Sukhothai?
Sukhothai is 12 hours ahead of Decatur.
What is the cheapest way to fly from DEC to THS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–THS that never appear on search engines, with no booking fees.
Why are some DEC to THS fares phone-only?
Consolidator contracts let us sell certain DEC–THS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.