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KCT to GRB: distance & flight time
Koggala (Koggala Airport) → Green Bay (Austin Straubel International Airport)
8,876 mi
14,284 km · 7,713 nm
17h 52m
estimated nonstop flight time
-10.5h
time difference · heading north
See live KCT→GRB fares Phone-only fares on this route — call free
Flight time details
8,876 miles nonstop takes roughly 17h 52m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- KCT — Koggala Airport · Koggala, Sri Lanka
- 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 KCT
- HRI · Mattala Rajapaksa International Airport59 mi away
- RML · Colombo Ratmalana Airport65 mi away
- WRZ · Weerawila Airport65 mi away
- CMB · Bandaranaike International Colombo Airport87 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 KCT from GRB?
The flight distance from Koggala (KCT) to Green Bay (GRB) is 8,876 miles (14,284 km, 7,713 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KCT to GRB?
A nonstop flight takes about 17h 52m 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 Koggala and Green Bay?
Green Bay is 10.5 hours behind Koggala.
What is the cheapest way to fly from KCT to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KCT–GRB that never appear on search engines, with no booking fees.