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FLV to PHN: distance & flight time
Fort Leavenworth (Sherman Army Air Field) → Port Huron (St Clair County International Airport)
689 mi
1,108 km · 598 nm
1h 58m
estimated nonstop flight time
+1h
time difference · heading northeast
See live FLV→PHN fares Phone-only fares on this route — call free
Flight time details
689 miles nonstop takes roughly 1h 58m gate to gate, flying northeast. 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
- FLV — Sherman Army Air Field · Fort Leavenworth, 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 FLV
- MCI · Kansas City International Airport12 mi away
- MKC · Charles B. Wheeler Downtown Airport24 mi away
- STJ · Rosecrans Memorial Airport28 mi away
- LWC · Lawrence Municipal Airport29 mi away
Near PHN
Frequently asked questions
How far is FLV from PHN?
The flight distance from Fort Leavenworth (FLV) to Port Huron (PHN) is 689 miles (1,108 km, 598 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLV to PHN?
A nonstop flight takes about 1h 58m 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 Fort Leavenworth and Port Huron?
Port Huron is 1 hour ahead of Fort Leavenworth.
What is the cheapest way to fly from FLV to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLV–PHN that never appear on search engines, with no booking fees.