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DCU to SUS: distance & flight time
Decatur (Pryor Field Regional Airport) → Null (Spirit of St Louis Airport)
345 mi
555 km · 300 nm
1h 22m
estimated nonstop flight time
—
time difference · heading northwest
See live DCU→SUS fares Phone-only fares on this route — call free
Flight time details
345 miles nonstop takes roughly 1h 22m gate to gate, flying northwest. 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
- DCU — Pryor Field Regional Airport · Decatur, 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 DCU
- HSV · Huntsville International Carl T Jones Field10 mi away
- HUA · Redstone Army Air Field15 mi away
- MSL · Northwest Alabama Regional Airport38 mi away
- GAD · Northeast Alabama Regional Airport68 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 DCU from SUS?
The flight distance from Decatur (DCU) to Null (SUS) is 345 miles (555 km, 300 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCU to SUS?
A nonstop flight takes about 1h 22m 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 cheapest way to fly from DCU to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCU–SUS that never appear on search engines, with no booking fees.