Need help booking?
Unpublished phone-only deals available
CGN to PHN: distance & flight time
Cologne (Cologne Bonn Airport) → Port Huron (St Clair County International Airport)
4,003 mi
6,443 km · 3,479 nm
8h 19m
estimated nonstop flight time
-6h
time difference · heading northwest
See live CGN→PHN fares Phone-only fares on this route — call free
Flight time details
4,003 miles nonstop takes roughly 8h 19m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- CGN — Cologne Bonn Airport · Cologne, Germany
- 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 CGN
- BNJ · Bonn-Hangelar Airport7 mi away
- DUS · Düsseldorf Airport34 mi away
- MGL · Mönchengladbach Airport37 mi away
- ESS · Essen Mulheim Airport38 mi away
Near PHN
Frequently asked questions
How far is CGN from PHN?
The flight distance from Cologne (CGN) to Port Huron (PHN) is 4,003 miles (6,443 km, 3,479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGN to PHN?
A nonstop flight takes about 8h 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 Cologne and Port Huron?
Port Huron is 6 hours behind Cologne.
What is the cheapest way to fly from CGN to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGN–PHN that never appear on search engines, with no booking fees.