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DCM to WBU: distance & flight time
Castres (Castres-Mazamet Airport) → Boulder (Boulder Municipal Airport)
5,110 mi
8,224 km · 4,441 nm
10h 29m
estimated nonstop flight time
-8h
time difference · heading northwest
See live DCM→WBU fares Phone-only fares on this route — call free
Flight time details
5,110 miles nonstop takes roughly 10h 29m 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
- DCM — Castres-Mazamet Airport · Castres, France
- 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 DCM
- CCF · Carcassonne Airport24 mi away
- LBI · Albi-Le Séquestre Airport26 mi away
- TLS · Toulouse-Blagnac Airport47 mi away
- XMW · Montauban Airport56 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 DCM from WBU?
The flight distance from Castres (DCM) to Boulder (WBU) is 5,110 miles (8,224 km, 4,441 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCM to WBU?
A nonstop flight takes about 10h 29m 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 Castres and Boulder?
Boulder is 8 hours behind Castres.
What is the cheapest way to fly from DCM to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCM–WBU that never appear on search engines, with no booking fees.