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OSU to DBQ: distance & flight time
Columbus (The Ohio State University Airport - Don Scott Field) → Dubuque IA (Dubuque Regional Airport)
428 mi
688 km · 372 nm
1h 24m
estimated nonstop flight time
-1h
time difference · heading northwest
See live OSU→DBQ fares Phone-only fares on this route — call free
Flight time details
428 miles nonstop takes roughly 1h 24m gate to gate, flying northwest. 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
- OSU — The Ohio State University Airport - Don Scott Field · Columbus, 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 OSU
- CMH · John Glenn Columbus International Airport11 mi away
- LCK · Rickenbacker International Airport20 mi away
- SGH · Springfield-Beckley Municipal Airport44 mi away
- GQQ · Galion Municipal Airport50 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 OSU from DBQ?
The flight distance from Columbus (OSU) to Dubuque IA (DBQ) is 428 miles (688 km, 372 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSU to DBQ?
A nonstop flight takes about 1h 24m 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 Columbus and Dubuque IA?
Dubuque IA is 1 hour behind Columbus.
What is the cheapest way to fly from OSU to DBQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSU–DBQ that never appear on search engines, with no booking fees.