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HAO to GRB: distance & flight time
Hamilton (Butler Co Regional Airport - Hogan Field) → Green Bay (Austin Straubel International Airport)
399 mi
643 km · 347 nm
1h 31m
estimated nonstop flight time
-1h
time difference · heading northwest
See live HAO→GRB fares Phone-only fares on this route — call free
Flight time details
399 miles nonstop takes roughly 1h 31m 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
- HAO — Butler Co Regional Airport - Hogan Field · Hamilton, 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 HAO
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 HAO from GRB?
The flight distance from Hamilton (HAO) to Green Bay (GRB) is 399 miles (643 km, 347 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HAO to GRB?
A nonstop flight takes about 1h 31m 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 Hamilton and Green Bay?
Green Bay is 1 hour behind Hamilton.
What is the cheapest way to fly from HAO to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HAO–GRB that never appear on search engines, with no booking fees.