Need help booking?
Unpublished phone-only deals available
GRB to TYS: distance & flight time
Green Bay (Austin Straubel International Airport) → Knoxville (McGhee Tyson Airport)
638 mi
1,026 km · 554 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading south
See live GRB→TYS fares Phone-only fares on this route — call free
Flight time details
638 miles nonstop takes roughly 1h 51m gate to gate, flying south. 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
- GRB — Austin Straubel International Airport · Green Bay, United States
- TYS — McGhee Tyson Airport · Knoxville, 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 TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 mi away
Frequently asked questions
How far is GRB from TYS?
The flight distance from Green Bay (GRB) to Knoxville (TYS) is 638 miles (1,026 km, 554 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRB to TYS?
A nonstop flight takes about 1h 51m 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 Knoxville?
Knoxville is 1 hour ahead of Green Bay.
What is the cheapest way to fly from GRB to TYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRB–TYS that never appear on search engines, with no booking fees.