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PHX to UNI: distance & flight time
Phoenix (Phoenix Sky Harbor International Airport) → Union Island (Union Island International Airport)
3,484 mi
5,607 km · 3,027 nm
7h 18m
estimated nonstop flight time
+3h
time difference · heading east
See live PHX→UNI fares Phone-only fares on this route — call free
Flight time details
3,484 miles nonstop takes roughly 7h 18m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- PHX — Phoenix Sky Harbor International Airport · Phoenix, United States
- 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 PHX
- SCF · Scottsdale Airport14 mi away
- MSC · Falcon Field16 mi away
- DVT · Phoenix Deer Valley Airport18 mi away
- GYR · Phoenix Goodyear Airport21 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 PHX from UNI?
The flight distance from Phoenix (PHX) to Union Island (UNI) is 3,484 miles (5,607 km, 3,027 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHX to UNI?
A nonstop flight takes about 7h 18m 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 Phoenix and Union Island?
Union Island is 3 hours ahead of Phoenix.
What is the cheapest way to fly from PHX to UNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHX–UNI that never appear on search engines, with no booking fees.