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ECA to SUS: distance & flight time
East Tawas (Iosco County Airport) → Null (Spirit of St Louis Airport)
540 mi
870 km · 470 nm
1h 38m
estimated nonstop flight time
-1h
time difference · heading southwest
See live ECA→SUS fares Phone-only fares on this route — call free
Flight time details
540 miles nonstop takes roughly 1h 38m gate to gate, flying southwest. 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
- SUS — Spirit of St Louis Airport · Null, 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 SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is ECA from SUS?
The flight distance from East Tawas (ECA) to Null (SUS) is 540 miles (870 km, 470 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ECA to SUS?
A nonstop flight takes about 1h 38m 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 Null?
Null is 1 hour behind East Tawas.
What is the cheapest way to fly from ECA to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ECA–SUS that never appear on search engines, with no booking fees.