Need help booking?
Unpublished phone-only deals available
WYS to UTH: distance & flight time
West Yellowstone (Yellowstone Airport) → Udon Thani (Udon Thani Airport)
7,646 mi
12,306 km · 6,645 nm
15h 28m
estimated nonstop flight time
+13h
time difference · heading northwest
See live WYS→UTH fares Phone-only fares on this route — call free
Flight time details
7,646 miles nonstop takes roughly 15h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- WYS — Yellowstone Airport · West Yellowstone, United States
- UTH — Udon Thani Airport · Udon Thani, 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 WYS
- BZN · Gallatin Field75 mi away
- JAC · Jackson Hole Airport77 mi away
- LVM · Mission Field77 mi away
- IDA · Idaho Falls Regional Airport94 mi away
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is WYS from UTH?
The flight distance from West Yellowstone (WYS) to Udon Thani (UTH) is 7,646 miles (12,306 km, 6,645 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WYS to UTH?
A nonstop flight takes about 15h 28m 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 West Yellowstone and Udon Thani?
Udon Thani is 13 hours ahead of West Yellowstone.
What is the cheapest way to fly from WYS to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WYS–UTH that never appear on search engines, with no booking fees.