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GRB to BOI: distance & flight time
Green Bay (Austin Straubel International Airport) → Boise (Boise Air Terminal/Gowen Field)
1,390 mi
2,237 km · 1,208 nm
3h 29m
estimated nonstop flight time
-1h
time difference · heading west
See live GRB→BOI fares Phone-only fares on this route — call free
Flight time details
1,390 miles nonstop takes roughly 3h 29m gate to gate, flying west. 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
- GRB — Austin Straubel International Airport · Green Bay, United States
- BOI — Boise Air Terminal/Gowen Field · Boise, 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 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
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Frequently asked questions
How far is GRB from BOI?
The flight distance from Green Bay (GRB) to Boise (BOI) is 1,390 miles (2,237 km, 1,208 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRB to BOI?
A nonstop flight takes about 3h 29m 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 Green Bay and Boise?
Boise is 1 hour behind Green Bay.
What is the cheapest way to fly from GRB to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRB–BOI that never appear on search engines, with no booking fees.