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WBU to JSY: distance & flight time
Boulder (Boulder Municipal Airport) → Syros Island (Syros Airport)
6,224 mi
10,016 km · 5,408 nm
12h 40m
estimated nonstop flight time
+9h
time difference · heading northeast
See live WBU→JSY fares Phone-only fares on this route — call free
Flight time details
6,224 miles nonstop takes roughly 12h 40m 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
- JSY — Syros Airport · Syros Island, Greece
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 JSY
- JMK · Mikonos Airport22 mi away
- PAS · Paros National Airport29 mi away
- JNX · Naxos Airport33 mi away
- MLO · Milos Airport57 mi away
Frequently asked questions
How far is WBU from JSY?
The flight distance from Boulder (WBU) to Syros Island (JSY) is 6,224 miles (10,016 km, 5,408 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to JSY?
A nonstop flight takes about 12h 40m 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 Syros Island?
Syros Island is 9 hours ahead of Boulder.
What is the cheapest way to fly from WBU to JSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–JSY that never appear on search engines, with no booking fees.