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UNI to UIO: distance & flight time
Union Island (Union Island International Airport) → Quito (Mariscal Sucre International Airport)
1,457 mi
2,345 km · 1,266 nm
3h 38m
estimated nonstop flight time
-1h
time difference · heading southwest
See live UNI→UIO fares Phone-only fares on this route — call free
Flight time details
1,457 miles nonstop takes roughly 3h 38m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- UNI — Union Island International Airport · Union Island, Saint Vincent and the Grenadines
- UIO — Mariscal Sucre International Airport · Quito, Ecuador
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 UNI
- CIW · Canouan Airport8 mi away
- MQS · Mustique Airport25 mi away
- BQU · J F Mitchell Airport29 mi away
- SVD · Argyle International Airport42 mi away
Near UIO
- LTX · Cotopaxi International Airport57 mi away
- ATF · Chachoán Airport76 mi away
- TUA · Teniente Coronel Luis a Mantilla Airport79 mi away
- IPI · San Luis Airport83 mi away
Frequently asked questions
How far is UNI from UIO?
The flight distance from Union Island (UNI) to Quito (UIO) is 1,457 miles (2,345 km, 1,266 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNI to UIO?
A nonstop flight takes about 3h 38m 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 Union Island and Quito?
Quito is 1 hour behind Union Island.
What is the cheapest way to fly from UNI to UIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNI–UIO that never appear on search engines, with no booking fees.