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MQS to GSI: distance & flight time
Mustique (Mustique Airport) → Grand-Santi (Grand-Santi Airport)
754 mi
1,214 km · 656 nm
2h 6m
estimated nonstop flight time
+1h
time difference · heading southeast
See live MQS→GSI fares Phone-only fares on this route — call free
Flight time details
754 miles nonstop takes roughly 2h 6m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- MQS — Mustique Airport · Mustique, Saint Vincent and the Grenadines
- GSI — Grand-Santi Airport · Grand-Santi, French Guiana
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 MQS
- BQU · J F Mitchell Airport9 mi away
- CIW · Canouan Airport17 mi away
- SVD · Argyle International Airport19 mi away
- UNI · Union Island International Airport25 mi away
Near GSI
- SMZ · Stoelmanseiland Airport5 mi away
- DRJ · Drietabbetje Airport24 mi away
- MPY · Maripasoula Airport49 mi away
- LDX · Saint-Laurent-du-Maroni Airport86 mi away
Frequently asked questions
How far is MQS from GSI?
The flight distance from Mustique (MQS) to Grand-Santi (GSI) is 754 miles (1,214 km, 656 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MQS to GSI?
A nonstop flight takes about 2h 6m 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 MQS to GSI?
Nonstop service on MQS–GSI 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 2h 6m nonstop estimate.
What is the time difference between Mustique and Grand-Santi?
Grand-Santi is 1 hour ahead of Mustique.
What is the cheapest way to fly from MQS to GSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MQS–GSI that never appear on search engines, with no booking fees.
Why are some MQS to GSI fares phone-only?
Consolidator contracts let us sell certain MQS–GSI 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.