Airport information
Direct destinations from San Antonio International Airport
Review popular direct destinations and continue to the relevant flight search.
- 56
- destinations
- 4
- countries
- 32
- airlines
- 1
- continent
Direct connections we see in this airport’s route network.
Busiest routes from here
From the flight archive, November 2025 to October 2026: the routes with the most flights from here. The number is the count of distinct callsigns per day, as the median over the months.
- DFWDallas-Fort Worth~13 a day
- DALDallas~11 a day
- IAHHouston~9 a day
- DENDenver~8 a day
- ATLAtlanta~8 a day
- PHXPhoenix~7 a day
- LASLas Vegas~6 a day
- HOUHouston~5 a day
- ORDChicago~5 a day
- LAXLos Angeles~5 a day
Flight archive (ADS-B, adsb.lol), counted per route per month by callsign. Not a timetable: we do not see every flight, so this is a floor.
Which direction can you fly?
The heading you leave on, following the shortest path across the globe. Not the direction on a flat map: flights to Los Angeles depart northwest, over Greenland.
How far can you fly nonstop?
The share of direct destinations per distance band. This is about how many places you can reach, not how often they are served.
- 13 · 23%Shortup to 620 mi
- 42 · 75%Medium620 – 1,860 mi
- 1 · 2%Long1,860 – 3,730 mi
Where does the network reach?
Direct destinations per continent, and below that the countries you can reach nonstop most often.
- North America56
Most destinations per country
- United States49
- Mexico5
- Canada1
- Puerto Rico1
Longest and shortest nonstop connection
Airlines with direct connections
How many of the direct destinations each airline appears on. This is not a flight count and not a market share.
- Delta Air Lines31 destinations
- Southwest Airlines30 destinations
- American Airlines14 destinations
- United Airlines14 destinations
- Sun Country Airlines10 destinations
- Kalitta Charters9 destinations
- SkyWest Airlines9 destinations
- Frontier Airlines8 destinations
- Volaris7 destinations
- Envoy Air6 destinations
- Spirit Airlines6 destinations
- Viva5 destinations
- Alaska Airlines4 destinations
- Breeze Airways4 destinations
- Air Armenia2 destinations
- GlobalX2 destinations
- Mesa Airlines2 destinations
- National Airlines2 destinations
- Qatar Airways2 destinations
- Republic Airways2 destinations
- USA Jet Airlines2 destinations
- Aeromexico1 destination
- Aeroméxico Connect1 destination
- Aeronaves TSM1 destination
- Air Canada1 destination
- Allegiant Air1 destination
- Avelo Airlines1 destination
- CEIBA Intercontinental1 destination
- CommuteAir1 destination
- PSA Airlines1 destination
- Saga Airlines1 destination
- Skymark Airlines1 destination
The network in numbers
- Northernmost destination
- Seattle
- Southernmost destination
- San Juan
- Average route distance
- 959 mi