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ECA to FSD: distance & flight time
East Tawas (Iosco County Airport) → Sioux Falls (Joe Foss Field Airport)
664 mi
1,068 km · 577 nm
1h 55m
estimated nonstop flight time
-1h
time difference · heading west
See live ECA→FSD fares Phone-only fares on this route — call free
Flight time details
664 miles nonstop takes roughly 1h 55m 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
- ECA — Iosco County Airport · East Tawas, 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 ECA
- OSC · Oscoda Wurtsmith Airport10 mi away
- APN · Alpena County Regional Airport53 mi away
- GDW · Gladwin Zettel Memorial Airport57 mi away
- HTL · Roscommon County - Blodgett Memorial Airport62 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 ECA from FSD?
The flight distance from East Tawas (ECA) to Sioux Falls (FSD) is 664 miles (1,068 km, 577 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ECA to FSD?
A nonstop flight takes about 1h 55m 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 East Tawas and Sioux Falls?
Sioux Falls is 1 hour behind East Tawas.
What is the cheapest way to fly from ECA to FSD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ECA–FSD that never appear on search engines, with no booking fees.