Need help booking?
Unpublished phone-only deals available
NXX to UTH: distance & flight time
Willow Grove (Willow Grove Naval Air Station/Joint Reserve Base) → Udon Thani (Udon Thani Airport)
8,456 mi
13,608 km · 7,348 nm
17h 3m
estimated nonstop flight time
+11h
time difference · heading north
See live NXX→UTH fares Phone-only fares on this route — call free
Flight time details
8,456 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 11-hour time gain when reading arrival times on your ticket.
The two airports
- NXX — Willow Grove Naval Air Station/Joint Reserve Base · Willow Grove, 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 NXX
- PHL · Philadelphia International Airport23 mi away
- BBX · Wings Field8 mi away
- DYL · Doylestown Airport9 mi away
- PNE · Northeast Philadelphia Airport11 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 NXX from UTH?
The flight distance from Willow Grove (NXX) to Udon Thani (UTH) is 8,456 miles (13,608 km, 7,348 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NXX to UTH?
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.
What is the time difference between Willow Grove and Udon Thani?
Udon Thani is 11 hours ahead of Willow Grove.
What is the cheapest way to fly from NXX to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NXX–UTH that never appear on search engines, with no booking fees.