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WBU to CDT: distance & flight time
Boulder (Boulder Municipal Airport) → Castellón de la Plana (Castellón-Costa Azahar Airport)
5,173 mi
8,325 km · 4,495 nm
10h 37m
estimated nonstop flight time
—
time difference · heading northeast
See live WBU→CDT fares Phone-only fares on this route — call free
Flight time details
5,173 miles nonstop takes roughly 10h 37m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- CDT — Castellón-Costa Azahar Airport · Castellón de la Plana, Spain
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 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
Near CDT
- VLC · Valencia Airport58 mi away
- TEV · Teruel Airport69 mi away
- REU · Reus Air Base86 mi away
- BCN · Barcelona International Airport129 mi away
Frequently asked questions
How far is WBU from CDT?
The flight distance from Boulder (WBU) to Castellón de la Plana (CDT) is 5,173 miles (8,325 km, 4,495 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to CDT?
A nonstop flight takes about 10h 37m 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 cheapest way to fly from WBU to CDT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–CDT that never appear on search engines, with no booking fees.