Need help booking?
Unpublished phone-only deals available
PHN to DCM: distance & flight time
Port Huron (St Clair County International Airport) → Castres (Castres-Mazamet Airport)
4,067 mi
6,545 km · 3,534 nm
8h 26m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PHN→DCM fares Phone-only fares on this route — call free
Flight time details
4,067 miles nonstop takes roughly 8h 26m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- DCM — Castres-Mazamet Airport · Castres, France
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 PHN
Near DCM
- CCF · Carcassonne Airport24 mi away
- LBI · Albi-Le Séquestre Airport26 mi away
- TLS · Toulouse-Blagnac Airport47 mi away
- XMW · Montauban Airport56 mi away
Frequently asked questions
How far is PHN from DCM?
The flight distance from Port Huron (PHN) to Castres (DCM) is 4,067 miles (6,545 km, 3,534 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to DCM?
A nonstop flight takes about 8h 26m 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 PHN to DCM?
Nonstop service on PHN–DCM 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 8h 26m nonstop estimate.
What is the time difference between Port Huron and Castres?
Castres is 6 hours ahead of Port Huron.
What is the cheapest way to fly from PHN to DCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–DCM that never appear on search engines, with no booking fees.
Why are some PHN to DCM fares phone-only?
Consolidator contracts let us sell certain PHN–DCM 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.