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UTH to PHN: distance & flight time
Udon Thani (Udon Thani Airport) → Port Huron (St Clair County International Airport)
8,257 mi
13,288 km · 7,175 nm
16h 39m
estimated nonstop flight time
-11h
time difference · heading north
See live UTH→PHN fares Phone-only fares on this route — call free
Flight time details
8,257 miles nonstop takes roughly 16h 39m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- PHN — St Clair County International Airport · Port Huron, 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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Near PHN
Frequently asked questions
How far is UTH from PHN?
The flight distance from Udon Thani (UTH) to Port Huron (PHN) is 8,257 miles (13,288 km, 7,175 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to PHN?
A nonstop flight takes about 16h 39m 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 Udon Thani and Port Huron?
Port Huron is 11 hours behind Udon Thani.
What is the cheapest way to fly from UTH to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–PHN that never appear on search engines, with no booking fees.