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CND to WBU: distance & flight time
Constanta (Mihail Kogălniceanu International Airport) → Boulder (Boulder Municipal Airport)
5,935 mi
9,551 km · 5,157 nm
12h 6m
estimated nonstop flight time
-9h
time difference · heading northwest
See live CND→WBU fares Phone-only fares on this route — call free
Flight time details
5,935 miles nonstop takes roughly 12h 6m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- CND — Mihail Kogălniceanu International Airport · Constanta, Romania
- 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 CND
- TCE · Tulcea Airport50 mi away
- VAR · Varna Airport85 mi away
- BBU · Băneasa International Airport118 mi away
- OTP · Henri Coandă International Airport119 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 CND from WBU?
The flight distance from Constanta (CND) to Boulder (WBU) is 5,935 miles (9,551 km, 5,157 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CND to WBU?
A nonstop flight takes about 12h 6m 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 Constanta and Boulder?
Boulder is 9 hours behind Constanta.
What is the cheapest way to fly from CND to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CND–WBU that never appear on search engines, with no booking fees.