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BAI to UNI: distance & flight time
Buenos Aires (Buenos Aires Airport) → Union Island (Union Island International Airport)
1,505 mi
2,423 km · 1,308 nm
3h 25m
estimated nonstop flight time
+2h
time difference · heading east
See live BAI→UNI fares Phone-only fares on this route — call free
Flight time details
1,505 miles nonstop takes roughly 3h 25m 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
- BAI — Buenos Aires Airport · Buenos Aires, Costa Rica
- 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 BAI
- PMZ · Palmar Sur Airport17 mi away
- TOO · San Vito De Java Airport34 mi away
- GLF · Golfito Airport37 mi away
- DRK · Drake Bay Airport37 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 BAI from UNI?
The flight distance from Buenos Aires (BAI) to Union Island (UNI) is 1,505 miles (2,423 km, 1,308 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BAI to UNI?
A nonstop flight takes about 3h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from BAI to UNI?
Nonstop service on BAI–UNI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 25m nonstop estimate.
What is the time difference between Buenos Aires and Union Island?
Union Island is 2 hours ahead of Buenos Aires.
What is the cheapest way to fly from BAI to UNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BAI–UNI that never appear on search engines, with no booking fees.
Why are some BAI to UNI fares phone-only?
Consolidator contracts let us sell certain BAI–UNI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.