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UII to UNI: distance & flight time
Utila (Utila Airport) → Union Island (Union Island International Airport)
1,721 mi
2,769 km · 1,495 nm
3h 50m
estimated nonstop flight time
+2h
time difference · heading east
See live UII→UNI fares Phone-only fares on this route — call free
Flight time details
1,721 miles nonstop takes roughly 3h 50m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- UII — Utila Airport · Utila, Honduras
- 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 UII
- LCE · Goloson International Airport26 mi away
- RTB · Juan Manuel Galvez International Airport28 mi away
- TEA · Tela Airport46 mi away
- TJI · Trujillo Airport64 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 UII from UNI?
The flight distance from Utila (UII) to Union Island (UNI) is 1,721 miles (2,769 km, 1,495 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UII to UNI?
A nonstop flight takes about 3h 50m 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 Utila and Union Island?
Union Island is 2 hours ahead of Utila.
What is the cheapest way to fly from UII to UNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UII–UNI that never appear on search engines, with no booking fees.