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PHN to BTM: distance & flight time
Port Huron (St Clair County International Airport) → Butte (Bert Mooney Airport)
1,484 mi
2,389 km · 1,290 nm
3h 42m
estimated nonstop flight time
-2h
time difference · heading west
See live PHN→BTM fares Phone-only fares on this route — call free
Flight time details
1,484 miles nonstop takes roughly 3h 42m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- BTM — Bert Mooney Airport · Butte, 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 BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 mi away
Frequently asked questions
How far is PHN from BTM?
The flight distance from Port Huron (PHN) to Butte (BTM) is 1,484 miles (2,389 km, 1,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to BTM?
A nonstop flight takes about 3h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from PHN to BTM?
Nonstop service on PHN–BTM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 42m nonstop estimate.
What is the time difference between Port Huron and Butte?
Butte is 2 hours behind Port Huron.
What is the cheapest way to fly from PHN to BTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–BTM that never appear on search engines, with no booking fees.
Why are some PHN to BTM fares phone-only?
Consolidator contracts let us sell certain PHN–BTM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.