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SDF to THS: distance & flight time
Louisville (Louisville International Standiford Field) → Sukhothai (Sukhothai Airport)
8,591 mi
13,826 km · 7,466 nm
17h 19m
estimated nonstop flight time
+11h
time difference · heading north
See live SDF→THS fares Phone-only fares on this route — call free
Flight time details
8,591 miles nonstop takes roughly 17h 19m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 mi away
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 SDF from THS?
The flight distance from Louisville (SDF) to Sukhothai (THS) is 8,591 miles (13,826 km, 7,466 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to THS?
A nonstop flight takes about 17h 19m 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 SDF to THS?
Nonstop service on SDF–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 19m nonstop estimate.
What is the time difference between Louisville and Sukhothai?
Sukhothai is 11 hours ahead of Louisville.
What is the cheapest way to fly from SDF to THS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–THS that never appear on search engines, with no booking fees.
Why are some SDF to THS fares phone-only?
Consolidator contracts let us sell certain SDF–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.