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UTP to PHN: distance & flight time
Pattaya (U-Tapao International Airport) → Port Huron (St Clair County International Airport)
8,589 mi
13,823 km · 7,464 nm
17h 19m
estimated nonstop flight time
-11h
time difference · heading north
See live UTP→PHN fares Phone-only fares on this route — call free
Flight time details
8,589 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 set-back when reading arrival times on your ticket.
The two airports
- UTP — U-Tapao International Airport · Pattaya, 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 UTP
- HHQ · Hua Hin Airport71 mi away
- BKK · Suvarnabhumi Airport71 mi away
- DMK · Don Mueang International Airport89 mi away
- TDX · Trat Airport93 mi away
Near PHN
Frequently asked questions
How far is UTP from PHN?
The flight distance from Pattaya (UTP) to Port Huron (PHN) is 8,589 miles (13,823 km, 7,464 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTP to PHN?
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.
What is the time difference between Pattaya and Port Huron?
Port Huron is 11 hours behind Pattaya.
What is the cheapest way to fly from UTP to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTP–PHN that never appear on search engines, with no booking fees.