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IMT to FSD: distance & flight time
Iron Mountain (Ford Airport) → Sioux Falls (Joe Foss Field Airport)
451 mi
725 km · 392 nm
1h 27m
estimated nonstop flight time
Same time
time difference · heading west
See live IMT→FSD fares Phone-only fares on this route — call free
Flight time details
451 miles nonstop takes roughly 1h 27m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IMT — Ford Airport · Iron Mountain, United States
- FSD — Joe Foss Field Airport · Sioux Falls, 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 IMT
- ESC · Delta County Airport50 mi away
- MQT · Sawyer International Airport51 mi away
- MNM · Menominee Regional Airport53 mi away
- EGV · Eagle River Union Airport56 mi away
Near FSD
- YKN · Chan Gurney Municipal Airport56 mi away
- MHE · Mitchell Municipal Airport66 mi away
- SPW · Spencer Municipal Airport82 mi away
- SUX · Sioux Gateway Col. Bud Day Field83 mi away
Frequently asked questions
How far is IMT from FSD?
The flight distance from Iron Mountain (IMT) to Sioux Falls (FSD) is 451 miles (725 km, 392 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IMT to FSD?
A nonstop flight takes about 1h 27m 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 IMT to FSD?
Nonstop service on IMT–FSD 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 1h 27m nonstop estimate.
What is the cheapest way to fly from IMT to FSD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IMT–FSD that never appear on search engines, with no booking fees.
Why are some IMT to FSD fares phone-only?
Consolidator contracts let us sell certain IMT–FSD 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.