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GLZ to WBU: distance & flight time
Gilze-rijen (Gilze Rijen Air Base) → Boulder (Boulder Municipal Airport)
4,845 mi
7,798 km · 4,210 nm
9h 58m
estimated nonstop flight time
-8h
time difference · heading northwest
See live GLZ→WBU fares Phone-only fares on this route — call free
Flight time details
4,845 miles nonstop takes roughly 9h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- GLZ — Gilze Rijen Air Base · Gilze-rijen, Netherlands
- WBU — Boulder Municipal Airport · Boulder, 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 GLZ
- AMS · Amsterdam Airport Schiphol52 mi away
- EIN · Eindhoven Airport21 mi away
- OBL · Zoersel (Oostmalle) Airfield22 mi away
- WOE · Woensdrecht Air Base27 mi away
Near WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Frequently asked questions
How far is GLZ from WBU?
The flight distance from Gilze-rijen (GLZ) to Boulder (WBU) is 4,845 miles (7,798 km, 4,210 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GLZ to WBU?
A nonstop flight takes about 9h 58m 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 Gilze-rijen and Boulder?
Boulder is 8 hours behind Gilze-rijen.
What is the cheapest way to fly from GLZ to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GLZ–WBU that never appear on search engines, with no booking fees.