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DEN to CLJ: distance & flight time
Denver (Denver International Airport) → Cluj-napoca (Cluj-Napoca International Airport)
5,659 mi
9,107 km · 4,917 nm
11h 34m
estimated nonstop flight time
+9h
time difference · heading northeast
See live DEN→CLJ fares Phone-only fares on this route — call free
Flight time details
5,659 miles nonstop takes roughly 11h 34m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- DEN — Denver International Airport · Denver, United States
- CLJ — Cluj-Napoca International Airport · Cluj-napoca, Romania
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 DEN
- BFK · Buckley Air Force Base12 mi away
- APA · Centennial Airport22 mi away
- BJC · Rocky Mountain Metropolitan Airport24 mi away
- WBU · Boulder Municipal Airport32 mi away
Near CLJ
- TGM · Transilvania Târgu Mureş International Airport41 mi away
- BAY · Tautii Magheraus Airport61 mi away
- SBZ · Sibiu International Airport72 mi away
- SUJ · Satu Mare Airport74 mi away
Frequently asked questions
How far is DEN from CLJ?
The flight distance from Denver (DEN) to Cluj-napoca (CLJ) is 5,659 miles (9,107 km, 4,917 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEN to CLJ?
A nonstop flight takes about 11h 34m 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 Denver and Cluj-napoca?
Cluj-napoca is 9 hours ahead of Denver.
What is the cheapest way to fly from DEN to CLJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEN–CLJ that never appear on search engines, with no booking fees.