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DCU to DBQ: distance & flight time
Decatur (Pryor Field Regional Airport) → Dubuque IA (Dubuque Regional Airport)
573 mi
922 km · 498 nm
1h 43m
estimated nonstop flight time
—
time difference · heading north
See live DCU→DBQ fares Phone-only fares on this route — call free
Flight time details
573 miles nonstop takes roughly 1h 43m gate to gate, flying north. 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
- DBQ — Dubuque Regional Airport · Dubuque IA, 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 DBQ
- CWI · Clinton Municipal Airport44 mi away
- PCD · Prairie Du Chien Municipal Airport48 mi away
- LNR · Tri-County Regional Airport62 mi away
- CID · The Eastern Iowa Airport63 mi away
Frequently asked questions
How far is DCU from DBQ?
The flight distance from Decatur (DCU) to Dubuque IA (DBQ) is 573 miles (922 km, 498 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCU to DBQ?
A nonstop flight takes about 1h 43m 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 DBQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCU–DBQ that never appear on search engines, with no booking fees.