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HLN to GRB: distance & flight time
Helena (Helena Regional Airport) → Green Bay (Austin Straubel International Airport)
1,159 mi
1,865 km · 1,007 nm
2h 59m
estimated nonstop flight time
+1h
time difference · heading east
See live HLN→GRB fares Phone-only fares on this route — call free
Flight time details
1,159 miles nonstop takes roughly 2h 59m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 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 HLN from GRB?
The flight distance from Helena (HLN) to Green Bay (GRB) is 1,159 miles (1,865 km, 1,007 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to GRB?
A nonstop flight takes about 2h 59m 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 Helena and Green Bay?
Green Bay is 1 hour ahead of Helena.
What is the cheapest way to fly from HLN to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–GRB that never appear on search engines, with no booking fees.