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JSY to UNI: distance & flight time
Syros Island (Syros Airport) → Union Island (Union Island International Airport)
5,495 mi
8,843 km · 4,775 nm
11h 14m
estimated nonstop flight time
-7h
time difference · heading west
See live JSY→UNI fares Phone-only fares on this route — call free
Flight time details
5,495 miles nonstop takes roughly 11h 14m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- JSY — Syros Airport · Syros Island, Greece
- UNI — Union Island International Airport · Union Island, Saint Vincent and the Grenadines
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 JSY
- JMK · Mikonos Airport22 mi away
- PAS · Paros National Airport29 mi away
- JNX · Naxos Airport33 mi away
- MLO · Milos Airport57 mi away
Near UNI
- CIW · Canouan Airport8 mi away
- MQS · Mustique Airport25 mi away
- BQU · J F Mitchell Airport29 mi away
- SVD · Argyle International Airport42 mi away
Frequently asked questions
How far is JSY from UNI?
The flight distance from Syros Island (JSY) to Union Island (UNI) is 5,495 miles (8,843 km, 4,775 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JSY to UNI?
A nonstop flight takes about 11h 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 Syros Island and Union Island?
Union Island is 7 hours behind Syros Island.
What is the cheapest way to fly from JSY to UNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JSY–UNI that never appear on search engines, with no booking fees.