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COU to GRB: distance & flight time
Columbia (Columbia Regional Airport) → Green Bay (Austin Straubel International Airport)
445 mi
716 km · 386 nm
1h 26m
estimated nonstop flight time
Same time
time difference · heading northeast
See live COU→GRB fares Phone-only fares on this route — call free
Flight time details
445 miles nonstop takes roughly 1h 26m gate to gate, flying northeast. 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
- COU — Columbia Regional Airport · Columbia, United States
- GRB — Austin Straubel International Airport · Green Bay, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 mi away
Near GRB
- ATW · Appleton International Airport25 mi away
- OSH · Wittman Regional Airport41 mi away
- MNM · Menominee Regional Airport50 mi away
- SBM · Sheboygan County Memorial Airport51 mi away
Frequently asked questions
How far is COU from GRB?
The flight distance from Columbia (COU) to Green Bay (GRB) is 445 miles (716 km, 386 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to GRB?
A nonstop flight takes about 1h 26m 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 COU to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–GRB that never appear on search engines, with no booking fees.