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UNI to SEN: distance & flight time
Union Island (Union Island International Airport) → Southend (Southend Airport)
4,350 mi
7,001 km · 3,780 nm
9h
estimated nonstop flight time
+5h
time difference · heading northeast
See live UNI→SEN fares Phone-only fares on this route — call free
Flight time details
4,350 miles nonstop takes roughly 9h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- UNI — Union Island International Airport · Union Island, Saint Vincent and the Grenadines
- SEN — Southend Airport · Southend, United Kingdom
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 SEN
- LGW · London Gatwick Airport48 mi away
- LHR · London Heathrow Airport50 mi away
- RCS · Rochester Airport17 mi away
- LCY · London City Airport28 mi away
Frequently asked questions
How far is UNI from SEN?
The flight distance from Union Island (UNI) to Southend (SEN) is 4,350 miles (7,001 km, 3,780 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNI to SEN?
A nonstop flight takes about 9h 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 Southend?
Southend is 5 hours ahead of Union Island.
What is the cheapest way to fly from UNI to SEN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNI–SEN that never appear on search engines, with no booking fees.