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CPR to PHN: distance & flight time
Casper (Casper-Natrona County International Airport) → Port Huron (St Clair County International Airport)
1,207 mi
1,943 km · 1,049 nm
3h 5m
estimated nonstop flight time
+2h
time difference · heading east
See live CPR→PHN fares Phone-only fares on this route — call free
Flight time details
1,207 miles nonstop takes roughly 3h 5m 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
- CPR — Casper-Natrona County International Airport · Casper, 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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Near PHN
Frequently asked questions
How far is CPR from PHN?
The flight distance from Casper (CPR) to Port Huron (PHN) is 1,207 miles (1,943 km, 1,049 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to PHN?
A nonstop flight takes about 3h 5m 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 Casper and Port Huron?
Port Huron is 2 hours ahead of Casper.
What is the cheapest way to fly from CPR to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–PHN that never appear on search engines, with no booking fees.