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WBU to KDL: distance & flight time
Boulder (Boulder Municipal Airport) → Kardla (Kärdla Airport)
4,978 mi
8,011 km · 4,326 nm
10h 14m
estimated nonstop flight time
+9h
time difference · heading northeast
See live WBU→KDL fares Phone-only fares on this route — call free
Flight time details
4,978 miles nonstop takes roughly 10h 14m 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
- WBU — Boulder Municipal Airport · Boulder, United States
- KDL — Kärdla Airport · Kardla, Estonia
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 KDL
- URE · Kuressaare Airport54 mi away
- EPU · Pärnu Airport71 mi away
- TLL · Lennart Meri Tallinn Airport77 mi away
- TKU · Turku Airport107 mi away
Frequently asked questions
How far is WBU from KDL?
The flight distance from Boulder (WBU) to Kardla (KDL) is 4,978 miles (8,011 km, 4,326 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to KDL?
A nonstop flight takes about 10h 14m 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 Boulder and Kardla?
Kardla is 9 hours ahead of Boulder.
What is the cheapest way to fly from WBU to KDL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–KDL that never appear on search engines, with no booking fees.