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RNT to PHN: distance & flight time
Renton (Renton Municipal Airport) → Port Huron (St Clair County International Airport)
1,936 mi
3,116 km · 1,683 nm
4h 16m
estimated nonstop flight time
+3h
time difference · heading east
See live RNT→PHN fares Phone-only fares on this route — call free
Flight time details
1,936 miles nonstop takes roughly 4h 16m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- RNT — Renton Municipal Airport · Renton, 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
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Frequently asked questions
How far is RNT from PHN?
The flight distance from Renton (RNT) to Port Huron (PHN) is 1,936 miles (3,116 km, 1,683 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RNT to PHN?
A nonstop flight takes about 4h 16m 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 Renton and Port Huron?
Port Huron is 3 hours ahead of Renton.
What is the cheapest way to fly from RNT to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RNT–PHN that never appear on search engines, with no booking fees.