Southwest · SFO
What gates does Southwest use at San Francisco Airport (SFO)?
Southwest uses 7 gates at San Francisco Airport (SFO), mainly in Terminal 2’s Concourse D, with about 32 departures a day (Oct 1–21, 2026). It is the main airline at 3 of them.
Based on 1,258 Southwest flights at SFO, Oct 1–21, 2026 (full days)
How Southwest compares at SFO
- 5th of the 53 airlines with regular flights at SFO by departures: 6% of them (32 departures a day of about 563 a day).
- 6% of the seats leaving SFO: about 5,350 a day, 166 per departure.
- 3.9 turns a day at each gate it turns planes at, about the same as the airport’s 4.2.
- Median turn at the gate: 55 min, 24 min shorter than the airport median (79 min).
- At SFO, Southwest’s 32 departures a day compare with Delta’s 45 and American’s 47. Southwest has 3 gates of its own; Delta 8; American 7.
Where Southwest flies nonstop from SFO
14 nonstop destinations. Nonstop routes seen Oct 1–21, 2026; a few days of data can miss weekly or seasonal routes.
| Destination | Flights | Other airlines on this route |
|---|---|---|
| San DiegoSAN | 6-7/day | United (8-9/day), Alaska (6-7/day), Frontier (1/day), Delta (under 1/week) |
| Los AngelesLAX | 5-6/day | United (12/day), American (7/day), Delta (6-7/day), Alaska (6-7/day), Frontier (1-2/day), JetBlue (under 1/week) |
| Las VegasLAS | 4/day | United (8-9/day), Frontier (3-4/day), Alaska (2-3/day), Delta (1/week) |
| DenverDEN | 3-4/day | United (10/day), Frontier (2-3/day) |
| BurbankBUR | 2-3/day | United (6-7/day) |
| PhoenixPHX | 2-3/day | United (4-5/day), American (4-5/day), Frontier (6-7/week), Delta (under 1/week) |
| AustinAUS | 1-2/day | United (5-6/day), Delta (1-2/day) |
| Chicago MidwayMDW | 1-2/day | none seen |
| BaltimoreBWI | 1/day | United (1-2/day) |
| Dallas Love FieldDAL | 1/day | Delta (under 1/week) |
| NashvilleBNA | 1/day | United (2-3/day) |
| St. LouisSTL | 6/week | United (1/day) |
| AtlantaATL | under 1/week | Delta (7-8/day), United (2-3/day), Frontier (6-7/week) |
| Salt Lake CitySLC | under 1/week | Delta (4-5/day), United (3-4/day) |
When Southwest flies at SFO
- First departure of the day usually around 5:05 am, the last around 11:50 pm.
- Busiest hour: 11:00 am–12:00 pm, with about 5 of its arrivals and departures.
- About 3 of its aircraft spend the night at SFO (arrive in the evening, leave the next morning).
Southwest’s aircraft at SFO
| Aircraft | Departures | Seats each |
|---|---|---|
| 737 MAX 8 | 14/day | 175 |
| 737-700 | 9-10/day | 143 |
| 737-800 | 9/day | 175 |
About 5,350 seats leave SFO on Southwest each day. Of the gates it holds, 3 have taken a narrow-body. Seats are capacity from each airline’s seat map per aircraft type, not passengers.
Southwest’s gates at SFO
Terminal 2, Concourse D D1, D3, D4
Held = the airline flying the gate most (regional partners count as their brand).
Gates it shares
| Gate | Who holds it | Other airlines there |
|---|---|---|
| D5 | Held by United | United, Delta, Air Canada, Breeze |
| D6 | Common use | United, Air Canada |
| D7 | Held by United | United |
| D10 | Common use | United, Breeze, Air Canada |
About this data
Based on 19 full days of flights at SFO, Oct 1–21, 2026. Gates of its own are the gates where Southwest flies the most (regional partners count as their brand). Every one of its departures has a seat count.
Southwest at SFO: questions
What terminal is Southwest at San Francisco Airport (SFO)?
Southwest flies from Terminal 2’s Concourse D at San Francisco Airport (SFO).
What gates does Southwest use at SFO?
Southwest has 3 gates at SFO (the airline flying each one most): D1, D3 and D4. It used 7 gates in all over Oct 1–21, 2026.
How many flights a day does Southwest have from SFO?
About 32 departures a day and 5,350 seats, averaged over Oct 1–21, 2026.
Where does Southwest fly nonstop from SFO?
Southwest flies nonstop to 14 cities from SFO, the most often to San Diego, Los Angeles, Las Vegas, Denver, Burbank and Phoenix. Routes seen Oct 1–21, 2026.
When is Southwest’s first flight out of SFO?
Usually around 5:05 am; the last leaves around 11:50 pm.
Does Southwest share gates at SFO?
Yes: 4 gates it uses are shared or used most by another airline, e.g. gate D5 with United, Delta, Air Canada and Breeze.
Other airlines at SFO
All of SFO’s gates by airline · Southwest at every airport we map · Nonstop routes from SFO