Airport guide
Mariscal Sucre International AirportIATA code UIO
Mariscal Sucre International Airport (UIO/SEQM) is the primary air passenger gateway serving Quito, Ecuador in South America. Originfacts tracks 1 direct destination departing from UIO.
- Serves
- Quito, Ecuador
- Codes
- UIO · SEQM
- IATA · ICAO
- Time zone
- America/Guayaquil
- Region
- South America
Mariscal Sucre International Airport (UIO/SEQM) is the primary air passenger gateway serving Quito, Ecuador in South America. Operating on America/Guayaquil local time at coordinates -0.150°, -78.490°, the airfield functions as an active commercial transit hub for scheduled regional and international flights. Originfacts tracks 1 destination departing from UIO, with primary carrier operations including Avianca Ecuador, LATAM Airlines and LATAM Airlines Ecuador, connecting key routes to Guayaquil. Passengers traveling through Mariscal Sucre International Airport are advised to verify terminal assignments, compare ground transport links into Quito, and plan check-in times with their operating airline before departure.
Mariscal Sucre International Airport details
- IATA code
- UIO
- ICAO code
- SEQM
- City
- Quito
- Country
- Ecuador
- Region
- South America
- Time zone
- America/Guayaquil
- Coordinates
- -0.125°, -78.354°
- From OurAirports
Codes, region and time zone come from the Originfacts airport record (last updated 10 Jul 2026). Fields marked otherwise come from the dataset named on them. None are verified by hand against Mariscal Sucre International Airport’s own pages.
UIO airport facts
- Size class
- Large airport
- From OurAirports (5 Oct 2026); OurAirports’ own classification
- Elevation
- 2,390 m (7,841 ft)
- From OurAirports (5 Oct 2026)
- Opened
- 20 February 2013
- Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026) — date of official opening
- Passengers, 2022
- 4.3 million
- Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026) — no reference given there
- Nearest airport with scheduled flights
- Cotopaxi International Airport LTX · 92 km
- OurAirports scheduled-service flag; straight-line distance calculated
Runways at UIO
Source: OurAirports (opens in a new tab) runways data (public domain), retrieved 5 Oct 2026. Not an aeronautical source — not for navigation.
One open runway, lit. The runway 18/36: 4,098 m, concrete.
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| 18/36 | 4,098 m13,445 ft | 45 m | concrete | Lit |
Airlines and destinations from UIO
Source: Travelpayouts fare data, 5 Oct 2026 — destinations where travellers found a nonstop fare from UIO in the days before that date. Not a complete or live schedule.
Nonstop fares from UIO to 14 destinations in 8 countries, on 6 airlines. Originfacts’ own route records for UIO are listed separately below.
Airlines named on the fares
- AVAvianca4 destinations
- LALATAM Airlines4 destinations
- 2KAvianca Ecuador3 destinations
- AMAeroméxico1 destination
- UXAir Europa1 destination
- CMCopa Airlines1 destination
The airline on a fare can be the seller of a codeshare flown by a partner. Linked names are matched to Originfacts airline pages by code and name; others are shown as the fare data names them.
Destinations by country
- Ecuador (6)
- Coca, Cuenca, Galapagos Islands, Guayaquil, Manta, San Cristobal
- United States (2)
- Miami, New York
- Argentina (1)
- Buenos Aires
- Chile (1)
- Santiago
- Colombia (1)
- Bogota
- Mexico (1)
- Mexico City
- Panama (1)
- Panama City
- Spain (1)
- Madrid
Linked destinations also have an Originfacts route record from UIO.
Check schedules with the airline or Mariscal Sucre International Airport before you book.
Airlines on routes from UIO
Source: Originfacts route records, last updated 21 May 2026. Not verified by hand.
The airlines listed on the route Originfacts tracks from UIO. Only 1 route from UIO is in Originfacts’ route records so far — a small sample, not Mariscal Sucre International Airport’s full network. This is not a complete list of airlines at Mariscal Sucre International Airport.
Routes from UIO
Source: Originfacts route records, last updated 21 May 2026. Not verified by hand.
The route Originfacts tracks from UIO so far, listed with the distance and estimated flight time in each route record. Only 1 route from UIO is in Originfacts’ route records so far — a small sample, not Mariscal Sucre International Airport’s full network. Check live schedules with the airline.
Full list of destinations: aeropuertoquito.aero (opens in a new tab) (the airport’s official site)
Airlines with a hub at UIO
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026): airlines whose “airline hub” property names UIO, with no end date and not recorded as dissolved. Community-edited; hubs change.
Where UIO is
21 km east-northeast
Mariscal Sucre International Airport lies 21 km east-northeast of Quito city centre in a straight line. Road distance is longer; transport options are not yet verified (see terminals and transport below).
Calculated from the airport coordinates (OurAirports) and the Wikidata (opens in a new tab) city-centre point.
Terminals, transport and parking at UIO
Terminal assignments, ground transport into Quito, parking, lounges and accessibility services have not been verified against Mariscal Sucre International Airport’s own pages yet, so none are listed here.
Check directly:aeropuertoquito.aero (opens in a new tab)Map of the airport location (opens in a new tab)
Before you travel
- Confirm your terminal with the operating airline.
- Check the check-in and bag-drop cut-off times on your booking.
- Allow extra time if you need to change terminals or check bags in again.
- Check your flight status before you leave for the airport.
Climate at UIO, month by month
Source: NASA POWER (opens in a new tab) daily values for 2016–2025 at -0.13°, -78.35° (MERRA-2 reanalysis grid, about 50 km cells), averaged by Originfacts. Modelled, not airport weather-station readings.
Warmest: February (average high 16°C). Coolest: July (13°C high, 5°C low). Wettest: March (188 mm); driest: August (55 mm).
| Month | High | Low | Temperature range | Rain |
|---|---|---|---|---|
| Jan | 15°C | 7°C | 130 mm | |
| Feb | 16°C | 7°C | 134 mm | |
| Mar | 16°C | 7°C | 188 mm | |
| Apr | 15°C | 7°C | 179 mm | |
| May | 15°C | 7°C | 167 mm | |
| Jun | 14°C | 6°C | 142 mm | |
| Jul | 13°C | 5°C | 81 mm | |
| Aug | 14°C | 5°C | 55 mm | |
| Sep | 15°C | 5°C | 62 mm | |
| Oct | 16°C | 7°C | 127 mm | |
| Nov | 16°C | 7°C | 147 mm | |
| Dec | 16°C | 7°C | 135 mm |
Airports near Quito
Straight-line distances calculated from each airport’s coordinates in the Originfacts airport records. Road distances are longer.
- LatacungaCotapaxi International AirportLTX84 km
- IpialesSan Luis AirportIPI143 km
- CocaCoca AirportOCC170 km
- EsmeraldasEsmeraldas AirportESM178 km
- Lago AgrioLago Agrio AirportLGQ181 km
- TumacoLa Florida AirportTCO221 km
- PastoCano AirportPSO227 km
- Puerto AsisPuerto Asis AirportPUU231 km
- VillagarzonVillagarzonVGZ239 km
Mariscal Sucre International Airport: common questions
Where is Mariscal Sucre International Airport?
Mariscal Sucre International Airport serves Quito, Ecuador. Its coordinates in OurAirports are -0.125°, -78.354°.
What are the airport codes for Mariscal Sucre International Airport?
The IATA code is UIO and the ICAO code is SEQM.
What time zone is UIO in?
Mariscal Sucre International Airport is in the America/Guayaquil time zone.
What is the official website of Mariscal Sucre International Airport?
The airport’s official website is aeropuertoquito.aero. For questions about a booking, contact the operating airline.
Which airlines are listed on routes from UIO?
Originfacts’ route records (last updated 21 May 2026) list Avianca Ecuador, LATAM Airlines and LATAM Airlines Ecuador on routes from UIO. This is not a complete list of airlines at Mariscal Sucre International Airport; check current schedules with the airline.
Where can you fly from UIO?
Originfacts’ route records (last updated 21 May 2026) include only one route from UIO so far, to Guayaquil. That is a small sample, not Mariscal Sucre International Airport’s full network. For the full list of destinations, check the airport’s official website (aeropuertoquito.aero) or the airlines.
How many runways does Mariscal Sucre International Airport have?
OurAirports lists one open runway at UIO: 18/36 (4,098 m (13,445 ft), concrete).
Where can you fly nonstop from UIO?
Travelpayouts fare data retrieved 5 Oct 2026 showed nonstop fares from UIO to 14 destinations in 8 countries, the most in Ecuador (6) and United States (2). That reflects fares travellers found, not a complete or live schedule.
When did Mariscal Sucre International Airport open?
Wikidata gives 20 February 2013 as its official opening date.
How many passengers use Mariscal Sucre International Airport?
Wikidata records 4.3 million passengers for 2022, the latest year it holds.
Which airlines have a hub at UIO?
Wikidata lists UIO as a hub of Avianca Ecuador, DHL Ecuador, Ecuatoriana Airlines, LATAM Airlines Ecuador, SAEREO and SKY Airline Ecuador.
How far is UIO from Quito city centre?
Mariscal Sucre International Airport is about 21 km east-northeast of Quito city centre in a straight line, calculated from coordinates. The distance by road is longer.
Sources
Nothing on this page is verified by hand yet. Each section comes from the dataset below, with its date where the dataset has one. Terminal, transport and parking details are left out until they can be read from Mariscal Sucre International Airport’s own pages.
- Codes, location, time zoneOriginfacts airport record10 Jul 2026
- Official websiteWikidata record (official website property) (opens in a new tab)5 Oct 2026
- Coordinates, runways, type, elevationOurAirports (opens in a new tab) — public domain5 Oct 2026
- Opening, operator, passengers, hubsWikidata item Q1547557 (opens in a new tab) — CC05 Oct 2026
- Nonstop destinations, airlines on faresTravelpayouts Data API (Aviasales fare cache) — fares found, not a complete or live schedule5 Oct 2026
- ClimateNASA POWER (opens in a new tab) daily data (MERRA-2 reanalysis), averaged by Originfacts2016–2025
- Distance to city centreCalculated from airport coordinates and the Wikidata (opens in a new tab) city-centre point—
- Airlines and routesOriginfacts route records — the routes we track, not a full schedule21 May 2026
- Nearby airportsCalculated from airport coordinates—
- Terminals and transportNot yet verified—
Background reading:Wikipedia (opens in a new tab)Wikidata (opens in a new tab)