Need help booking?
Unpublished phone-only deals available
THQ to PHN: distance & flight time
Tianshui (Tianshui Maijishan Airport) → Port Huron (St Clair County International Airport)
7,058 mi
11,359 km · 6,133 nm
14h 18m
estimated nonstop flight time
-12h
time difference · heading north
See live THQ→PHN fares Phone-only fares on this route — call free
Flight time details
7,058 miles nonstop takes roughly 14h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- THQ — Tianshui Maijishan Airport · Tianshui, China
- 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 THQ
- LNL · Longnan Chengzhou Airport53 mi away
- GYU · Guyuan Liupanshan Airport107 mi away
- HZG · Hanzhong Chenggu Airport125 mi away
- IQN · Qingyang Airport131 mi away
Near PHN
Frequently asked questions
How far is THQ from PHN?
The flight distance from Tianshui (THQ) to Port Huron (PHN) is 7,058 miles (11,359 km, 6,133 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THQ to PHN?
A nonstop flight takes about 14h 18m 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 THQ to PHN?
Nonstop service on THQ–PHN 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 14h 18m nonstop estimate.
What is the time difference between Tianshui and Port Huron?
Port Huron is 12 hours behind Tianshui.
What is the cheapest way to fly from THQ to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THQ–PHN that never appear on search engines, with no booking fees.
Why are some THQ to PHN fares phone-only?
Consolidator contracts let us sell certain THQ–PHN 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.