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SPW to PHN: distance & flight time
Spencer (Spencer Municipal Airport) → Port Huron (St Clair County International Airport)
640 mi
1,029 km · 556 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading east
See live SPW→PHN fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 51m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SPW — Spencer Municipal Airport · Spencer, 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 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
Near PHN
Frequently asked questions
How far is SPW from PHN?
The flight distance from Spencer (SPW) to Port Huron (PHN) is 640 miles (1,029 km, 556 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPW to PHN?
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 Spencer and Port Huron?
Port Huron is 1 hour ahead of Spencer.
What is the cheapest way to fly from SPW to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPW–PHN that never appear on search engines, with no booking fees.