Santo Domingo Airport (SDQ): terminals, flights

Aeropuerto Internacional Las Américas (IATA: SDQ, ICAO: MDSD) is a network point for Santo Domingo, Dominican Republic. Our catalogue shows 0 departing routes and 2 arriving, with the airlines, frequencies and lowest peso (MXN) fares listed below.

Airport facts

SDQ carries 2 routes and 3 airlines in our catalogue, totalling 17 weekly departures. Aeropuerto Internacional Las Américas (ICAO MDSD) serves Santo Domingo, the Dominican Republic, in the America/Santo_Domingo zone (UTC−4 in July). Its coordinates (18.4297, -69.6689) are the basis of every distance on this site.

• IATA: SDQ
• ICAO: MDSD
• City: Santo Domingo
• Country: Dominican Republic
• Time zone: America/Santo_Domingo
• Coordinates: 18.4297, -69.6689
• Airlines at the airport: 3

Time difference against Mexico City. In July, Santo Domingo runs 2 h ahead of the Mexican capital (UTC−4 versus UTC−6). In January the airport operates on UTC−4, so the gap is not constant across the year: daylight saving shifts it. This is the calculation that decides whether a pre-booked ground connection still works.

What each code is for. The IATA code (SDQ) is what the bag tag and the ticket use; the ICAO code (MDSD) is what flight plans, NOTAMs and flight trackers use. To follow the inbound aircraft that will become your flight, ICAO is the one that returns reliable results. And if SDQ is not printed on your bag tag, the bag was not checked through to here — worth catching at the counter.

Airlines at SDQ

3 catalogued airlines operate routes to or from SDQ: 1 full-service and 2 low-cost, with checked allowance from 0 to 25 kg. Alliances present: SkyTeam. They cover 2 catalogued routes and 17 weekly departures. The table below lists each operator with its type, alliance and checked allowance.

Carriers in our catalogue operating routes to or from this airport, with type, alliance and economy baggage allowance:

Alliances present at SDQ: SkyTeam. It matters for two concrete things: where miles credit, and what happens when something breaks. Within one alliance, rebooking onto another member is usually provided for; between carriers with no agreement it does not exist and depends on goodwill at the desk. If you buy two legs on operators from different alliances, treat them as two separate trips.

How this list is built. These are the airlines appearing in catalogued routes that touch SDQ, not the airport’s full directory: a carrier that flies here but not on a pair we cover does not appear. The type — full-service or low-cost — and the allowance come from our own record for each carrier, and where the datum does not exist we say so rather than filling it with a plausible number.

Routes to Santo Domingo (SDQ)

Our catalogue lists 2 routes into SDQ, totalling 17 weekly departures and spanning 1,823 to 3,091 km. The busiest is CUN-SDQ at ~10 flights a week; 0 of them carry a cached fare, spread across 1 audience profiles. Every row in this section comes from that same corridor catalogue, not from a live search.

What traffic SDQ moves. By audience profile, the routes catalogued here split as: Caribbean leisure corridor (2). That mix explains the airport’s seasonality: family corridors spike in December and Holy Week, leisure ones follow the holiday calendar, and regional ones stay flatter across the year.

Why some rows have no fare. Of the 2 routes listed, 0 returned a price on the collector’s last pass and the rest show a dash. A dash means the automated query got no result for that pair — not that the route is suspended or expensive. For those pairs the reference price comes from the live search, which queries current inventory.

Connection tips

SDQ concentrates 17 catalogued weekly departures across 3 airlines, in the America/Santo_Domingo zone. That density is what decides how much slack to leave on a connection: the more of its own services the airline runs here, the more same-day rebooking options exist.

Aeropuerto Internacional Las Américas runs on the America/Santo_Domingo time zone; factor the offset from your origin city when planning connections and transfers. The busiest route at SDQ is CUN-SDQ (~10 flights a week). Book 4–8 weeks ahead for the busiest routes to/from Santo Domingo; fares climb in December, Holy Week and summer. Each route guide above shows month-by-month seasonality and the lowest peso fare. That window is a general Mexican-market rule of thumb, not a measurement of this route: our series records observed prices, not the lead time at which each ticket was bought.

The cheap connection that loses the checked bag. Two separate tickets are not one itinerary: there is no interline agreement, the bag is not checked through to the final destination, and if the first flight lands late the second airline owes you nothing — it sold a different flight. The apparent saving evaporates the moment you buy a same-day replacement. On a single ticket, rebooking and the bag transfer are the carrier’s problem, not yours.

Other airports in Dominican Republic

1 further the Dominican Republic airport appear in our catalogue besides SDQ, with 4 routes between them. The best-connected is Punta Cana (PUJ) with 4 routes, and the nearest sits ~139 km great-circle from SDQ. The 1 distances in this section are measured from each airport’s own coordinates.

Other airports in the same country in our catalogue, with the number of catalogued routes — useful if you need an alternative gateway:

Great-circle distance is not the transfer. The figures in the table are geodesic, computed from each airport’s coordinates; the real journey depends on whether road, rail or a domestic flight exists, and on what they cost. An airport 300 km away can be more accessible than one at 120 km if the first has a direct motorway and the second does not. Use them to rule out, not to plan.

When switching airport pays. Only when the fare gap beats the transfer plus the hotel night an early departure sometimes forces, and only with a comfortable margin: reaching the alternative airport by road introduces a risk the airline does not carry. Miss the flight in traffic and the ticket is not refunded; that risk should be netted off the saving before deciding.

FAQ

The 7 questions on this record are answered from catalogue figures for SDQ: routes and weekly frequencies, minimum fares observed by the collector, checked-baggage allowances and the rights regime that applies on each leg. No answer adds data that is not in those sources.

What are the IATA and ICAO codes for Santo Domingo airport? The IATA code is SDQ and the ICAO code is MDSD. Aeropuerto Internacional Las Américas serves Santo Domingo, Dominican Republic.

Which airlines operate at SDQ? Airlines on our catalogued routes at SDQ: Aeromexico, Volaris, VivaAerobus.

How many routes are there from Santo Domingo (SDQ)? Our catalogue lists 0 departing routes and 2 arriving at SDQ — see the tables above.

What time zone is SDQ in? SDQ operates in the America/Santo_Domingo time zone.

How many weekly departures does SDQ have in this catalogue? Across the catalogued routes touching SDQ we count 17 weekly departures over 3 airlines and 2 routes. That is the coverage relevant to Mexican travellers, not the airport’s full directory.

What is the time difference between Santo Domingo and Mexico City? In July, Santo Domingo runs 2 h ahead of Mexico City (UTC−4 versus UTC−6). The gap shifts with daylight saving, so recompute it for your exact date before booking transfers.

What is the longest catalogued route at SDQ? Catalogued routes at SDQ span 1,823 to 3,091 km great-circle, computed from each airport’s coordinates. That distance drives aircraft type and the applicable compensation band on European sectors.

Related

• Dominican Republic airports

Published by FlightsMX Editorial Team. Last verified: May 2026.