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BCN to UNI: distance & flight time
Barcelona (Barcelona International Airport) → Union Island (Union Island International Airport)
4,276 mi
6,881 km · 3,716 nm
8h 51m
estimated nonstop flight time
-6h
time difference · heading west
See live BCN→UNI fares Phone-only fares on this route — call free
Flight time details
4,276 miles nonstop takes roughly 8h 51m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- BCN — Barcelona International Airport · Barcelona, Spain
- 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 BCN
- QSA · Sabadell Airport16 mi away
- REU · Reus Air Base48 mi away
- GRO · Girona Airport55 mi away
- LEU · Pirineus - la Seu d'Urgel Airport80 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 BCN from UNI?
The flight distance from Barcelona (BCN) to Union Island (UNI) is 4,276 miles (6,881 km, 3,716 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BCN to UNI?
A nonstop flight takes about 8h 51m 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 Barcelona and Union Island?
Union Island is 6 hours behind Barcelona.
What is the cheapest way to fly from BCN to UNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BCN–UNI that never appear on search engines, with no booking fees.