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PHN to SPW: distance & flight time
Port Huron (St Clair County International Airport) → Spencer (Spencer Municipal Airport)
640 mi
1,029 km · 556 nm
1h 51m
estimated nonstop flight time
-1h
time difference · heading west
See live PHN→SPW fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 51m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- SPW — Spencer Municipal Airport · Spencer, 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 PHN
Near SPW
- FOD · Fort Dodge Regional Airport66 mi away
- SUX · Sioux Gateway Col. Bud Day Field80 mi away
- FSD · Joe Foss Field Airport82 mi away
- MCW · Mason City Municipal Airport94 mi away
Frequently asked questions
How far is PHN from SPW?
The flight distance from Port Huron (PHN) to Spencer (SPW) is 640 miles (1,029 km, 556 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to SPW?
A nonstop flight takes about 1h 51m 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 Port Huron and Spencer?
Spencer is 1 hour behind Port Huron.
What is the cheapest way to fly from PHN to SPW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–SPW that never appear on search engines, with no booking fees.