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COS to PHN: distance & flight time
Colorado Springs (City of Colorado Springs Municipal Airport) → Port Huron (St Clair County International Airport)
1,189 mi
1,914 km · 1,033 nm
3h 3m
estimated nonstop flight time
+2h
time difference · heading east
See live COS→PHN fares Phone-only fares on this route — call free
Flight time details
1,189 miles nonstop takes roughly 3h 3m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- COS — City of Colorado Springs Municipal Airport · Colorado Springs, United States
- 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 COS
- FCS · Butts AAF (Fort Carson) Air Field9 mi away
- DEN · Denver International Airport73 mi away
- PUB · Pueblo Memorial Airport37 mi away
- APA · Centennial Airport53 mi away
Near PHN
Frequently asked questions
How far is COS from PHN?
The flight distance from Colorado Springs (COS) to Port Huron (PHN) is 1,189 miles (1,914 km, 1,033 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COS to PHN?
A nonstop flight takes about 3h 3m 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 Colorado Springs and Port Huron?
Port Huron is 2 hours ahead of Colorado Springs.
What is the cheapest way to fly from COS to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COS–PHN that never appear on search engines, with no booking fees.