Winair

Q: What are Winair's airline codes?

Winair's IATA code is WM , its ICAO code is WIA , and its callsign is WINDWARD .

WM WIA

Winair is a regional airline based in Sint Maarten that connects the islands of the northeastern and southern Caribbean. This guide covers its hub, network, fleet, cabins, baggage, check-in, Flying Blue and airport transportation.

9
Aircraft: 17
Destinations: SXM
Hub

Landing with Winair?

Pick your arrival airport. Fixed price, and a driver in arrivals with your name on a sign.

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The airline

About Winair

Schedules, aircraft assignments and fare rules can change. Confirm operational details directly with Winair before travel.

Official name: Windward Islands Airways International N.V.
Callsign: WINDWARD
Country: Sint Maarten
Founded: 1961
Head office: Princess Juliana International Airport, Sint Maarten
Alliance: None
Frequent-flyer program: Flying Blue (Air France–KLM) partner
Official website: winair.sx

Winair, officially Windward Islands Airways International N.V., is a regional airline based in Sint Maarten. It was founded in 1961 and has its head office at Princess Juliana International Airport. It is not a member of a global alliance, and it partners with Air France–KLM's Flying Blue program.

Its hub is Princess Juliana International Airport (SXM) in Sint Maarten. From there it flies short inter-island routes across the northeastern Caribbean, to Saba, St. Eustatius, St. Barthélemy, St. Kitts, Nevis, Antigua, Montserrat and Tortola, and longer routes to Dominica, St. Lucia, St. Vincent, Barbados, Trinidad, Curaçao, Aruba and Bonaire. Winair lists 17 destinations in its network.

The fleet of nine aircraft combines 48-seat ATR 42-500 turboprops with 19-seat de Havilland Canada Twin Otters.

Network

Where Winair flies

Routes and frequencies change with the season. Some longer routes operate as multi-stop flights, for example Sint Maarten to Dominica via Antigua or Sint Maarten to Barbados via St. Kitts.

Dutch Caribbean islands

Short Twin Otter and ATR flights from Sint Maarten to Saba and St. Eustatius, and ATR flights to Curaçao and Aruba. Bonaire is also in the network.

Leeward Islands

St. Barthélemy, St. Kitts, Nevis, Antigua, Montserrat and Tortola in the British Virgin Islands.

Windward Islands and Barbados

Dominica, St. Lucia, St. Vincent and Barbados, including a nonstop sector between St. Kitts and Barbados.

Trinidad

Flights between Sint Maarten and Port of Spain.

Aircraft

Winair fleet

Winair operates an all-turboprop fleet of nine aircraft. The aircraft type depends on the route and demand.

ATR 42-500

Four aircraft with 48 seats, used on longer routes such as Curaçao, Aruba, Barbados and Trinidad.

de Havilland Canada Twin Otter

Five 19-seat aircraft for short island routes, including Saba's short runway.

On board

Winair cabin classes

Winair has a single economy cabin on all aircraft. Fare families such as Saver, Lite, Value and Prime differ in baggage and flexibility.

Economy

One cabin with economy seating on both the ATR 42 and the Twin Otter. There is no business or premium cabin.

Fare families

Lower fares may exclude a carry-on bag or checked bag; higher fares include more baggage and flexibility. Check the fare conditions before you buy.

Before you fly

Practical information

Baggage Cabin bags, checked bags, missing luggage

Winair baggage allowances depend on the fare family and route. Small aircraft have tight weight limits, so check your fare before packing.

Carry-on

Every passenger can bring one personal item of up to 3 kg (7 lb) that fits under the seat in front. A carry-on bag of up to 6 kg (13 lb) is allowed only on fares that include it.

Checked baggage

Some fares include a checked bag and others do not. Each bag can weigh up to 23 kg (50 lb), with a maximum of 157 cm (62 in) in total dimensions. Heavier bags are accepted only when space allows.

Special items

Restricted items, sports equipment and other special baggage follow separate rules. On codeshare flights the operating airline's rules may apply. Check the official Winair baggage pages before you fly.

Check-in and boarding Steps before departure

Online check-in on winair.sx opens 24 hours before departure. At the airport, arrive at least 90 minutes before departure; counters close 45 minutes before departure, and you should be at the gate 30 minutes before departure. For afternoon departures from Sint Maarten, Winair advises allowing more time.

1 Confirm
Confirm the operating airline, airport and routing, including any stops.
2 Documents
Review passport, visa and entry requirements for every island on your trip.
3 Check in
Check in online on winair.sx from 24 hours before departure. Tickets bought through a third party may need airport check-in.
4 Boarding pass
Download or print your boarding pass.
5 Arrive early
Reach the check-in counter at least 90 minutes before departure and the gate 30 minutes before departure.

Lounges

Winair does not list its own lounges. Lounge access at Princess Juliana International Airport and other airports depends on the airport's own lounges and your ticket or card, so check before you travel.

Loyalty program

Winair partners with Flying Blue, the loyalty program of Air France and KLM. Members can earn Miles on eligible Winair flights booked on winair.sx by adding their Flying Blue number when booking, or claim them after travel with the WM ticket number. Program rules change, so check your account for the conditions that apply to your trip.

Flight status and customer service Official sources

For current operational information, use Winair's official services:

Winair website

winair.sx for booking, check-in, trip management and flight information

Where you land

Winair airports

All Winair routes are built around Sint Maarten. Many flights to the southern and eastern Caribbean stop at another island on the way, so check the routing on your booking.

Princess Juliana International Airport Hub

SXM · Simpson Bay

Winair's hub and head office location in Sint Maarten (SXM). Flights to every destination in the network start or end here, with connections between islands.

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V. C. Bird International Airport

ANU · St. John's

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Queen Beatrix International Airport

AUA · Oranjestad

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Grantley Adams International Airport

BGI · Bridgetown

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Curaçao International Airport

CUR · Willemstad

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Robert L. Bradshaw International Airport

SKB · Basseterre

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Ground transport

Airport transportation for Winair passengers

Public transport, authorized taxis, shared shuttles or a pre-booked private transfer. Arriving long-haul or with a lot of luggage is the case for booking ahead: fixed price, and a driver in arrivals with your name on a sign.

Book from SXM →Book from ANU →Book from AUA →Book from BGI →Book from CUR →Book from SKB →

Airport Transportation is an independent platform and is not affiliated with or endorsed by Winair.

Questions

Winair FAQs

What are Winair's airline codes?

Winair's IATA code is WM, its ICAO code is WIA, and its callsign is WINDWARD.

What is Winair's main hub?

Princess Juliana International Airport (SXM) in Sint Maarten, where the airline also has its head office.

Is Winair part of an airline alliance?

No. Winair is not a member of oneworld, SkyTeam or Star Alliance. It partners with the Air France–KLM Flying Blue program.

Can I earn Flying Blue Miles on Winair?

Yes. You can earn Miles on eligible Winair flights booked on winair.sx by adding your Flying Blue number, or claim them after travel with your WM ticket number.

Which terminal does Winair use in Sint Maarten?

Winair flights use the passenger terminal at Princess Juliana International Airport (SXM). Confirm the check-in area on your booking before travel.

Does Winair fly to Aruba?

Yes. Winair flies from Sint Maarten to Aruba via Curaçao on ATR 42 aircraft.

Does Winair fly to Barbados?

Yes. Winair flies to Barbados from Sint Maarten via St. Kitts on ATR 42 aircraft.

Does Winair fly to Antigua?

Yes. Winair flies from Sint Maarten to Antigua, with flights that continue to Dominica.

What aircraft does Winair fly?

ATR 42-500 turboprops with 48 seats and de Havilland Canada Twin Otters with 19 seats.

When does Winair check-in open and close?

Online check-in opens 24 hours before departure. Airport check-in counters close 45 minutes before departure, and Winair asks passengers to arrive at least 90 minutes before departure.

Is Airport Transportation affiliated with Winair?

No. Airport Transportation is an independent transportation-booking platform and is not affiliated with or endorsed by Winair.

Information reviewed in October 2026. Airline schedules, fleet figures, baggage rules and passenger services are subject to change.

Transfer for Winair arrivals

Fixed price, driver in arrivals

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