San Francisco International Airport
Daylight today(Aug 30, 2026, local time)
About 13h 4m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About San Francisco International Airport
San Francisco International Airport is the primary international airport serving the San Francisco Bay Area in the U.S. state of California. Owned and operated by the City and County of San Francisco, the airport has a San Francisco mailing address and ZIP Code, although it is situated in an unincorporated area of neighboring San Mateo County, approximately 12 miles southeast of San Francisco.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KSFONOTAMs
KSFOReference only — not an official briefing. Always obtain a certified briefing (e.g. 1800wxbrief.com / your AIS) before flight.
NOTAM data via the FAA NOTAM system.
Live departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (4)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 10L / 28R▸ displaced | 11,870 ft / 3,618 m | 200 ft | Asp | Lighted | Open |
| 10R / 28L▸ displaced | 11,381 ft / 3,469 m | 200 ft | Asp | Lighted | Open |
| 1R / 19L▸ displaced | 8,660 ft / 2,640 m | 200 ft | Asp | Lighted | Open |
| 1L / 19R▸ displaced | 7,650 ft / 2,332 m | 200 ft | Asp | Lighted | Open |
Radio frequencies (12)
| Type | Description | Frequency |
|---|---|---|
| APP | NORCAL APP SECONDARY | 133.950 MHz |
| APP | NORCAL APP | 128.325 MHz |
| APP | NORCAL APP INITIAL CONTACT | 134.500 MHz |
| ATIS | ATIS | 113.700 MHz |
| AWOS | AWOS 1 | 118.050 MHz |
| CLD | CLNC DEL | 118.200 MHz |
| DEP | NORCAL DEP SE-WEST | 135.100 MHz |
| DEP | NORCAL DEP NW-EAST | 120.900 MHz |
| GND | GND | 121.800 MHz |
| MISC | USCG | 34.500 MHz |
| TWR | TWR | 120.500 MHz |
| UNIC | UNICOM | 122.950 MHz |
Services & operations
San Francisco International Airport provides various transportation options, including BART and car rentals.
From the airport’s official website — details may change, so confirm with the airport. Official site
Navaids(2)
Airlines & destinations
Route data from OpenFlights — historical and may be out of date. Check current schedules.
Instrument procedures & charts
Airport diagram (1)
Instrument approaches (4)
Departure procedures (SIDs) (4)
Arrivals (STARs) (4)
Takeoff & alternate minimums (2)
Runway hot spots (1)
Showing 16 of 52 FAA procedures on this overview. Always fly the current, official chart. Full charts page.
Airspace in this area(5)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| SAN FRANCISCO CLASS B AREA M | Class B | Controlled | 6000 ft MSL | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA I | Class B | Controlled | 4000 ft MSL | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA A | Class B | Controlled | GND | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA G | Class B | Controlled | 3000 ft MSL | 10000 ft MSL |
| SAN FRANCISCO CLASS B AREA E | Class B | Controlled | 2100 ft MSL | 10000 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Weather by month
Share of VFR / marginal-VFR / IFR / low-IFR conditions by month over the last 8 years, with the prevailing wind and typical density altitude. Historical climatology — not a forecast.
Prevailing wind: WNW (from about 292.5°), on 24% of observations, averaging 10 kt.
| Month | VFR / MVFR / IFR / LIFR | % VFR | Median DA |
|---|---|---|---|
| Jan | 78% | -639 ft | |
| Feb | 85% | -598 ft | |
| Mar | 83% | -478 ft | |
| Apr | 79% | -351 ft | |
| May | 71% | -182 ft | |
| Jun | 76% | 94 ft | |
| Jul | 73% | 103 ft | |
| Aug | 75% | 231 ft | |
| Sep | 75% | 251 ft | |
| Oct | 85% | 78 ft | |
| Nov | 78% | -343 ft | |
| Dec | 70% | -602 ft |
VFR MVFR IFR LIFR· density altitude ranges ~-639–251 ft through the year· Source: NWS/IEM ASOS archive.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Salesforce Tower | 1,070 ft | 79 ft | — |
| KALW-FM (San Francisco) | 974 ft | 860 ft | — |
| 181 Fremont Tower | 801 ft | 69 ft | — |
| One Rincon Hill South Tower | 640 ft | 118 ft | — |
| The Avery | 617 ft | 72 ft | — |
| Chevron Tower | 574 ft | 98 ft | — |
| 44 Montgomery Street | 564 ft | 184 ft | — |
| The Harrison | 541 ft | 112 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from San Francisco International Airport.
Frequently asked questions
What is the ICAO code for San Francisco International Airport?
The ICAO code for San Francisco International Airport is KSFO, and its IATA code is SFO.
Where is San Francisco International Airport located?
San Francisco International Airport is large airport located in San Francisco, United States, at an elevation of 13 ft (4 m).
How many runways does San Francisco International Airport have?
San Francisco International Airport has 4 runways, the longest being 11,870 ft / 3,618 m.
Which airlines fly to San Francisco International Airport?
Airlines historically serving San Francisco International Airport include Aer Lingus, AeroMéxico, Air Canada, Air China, Air France, Air India Limited, among 42 carriers (based on OpenFlights route data, which may be out of date).
How many destinations are served from San Francisco International Airport?
Historical data lists 104 nonstop destinations from San Francisco International Airport. Always check current schedules.
What time zone is San Francisco International Airport in?
San Francisco International Airport is in the America/Los Angeles time zone (UTC-07:00).
What is the magnetic variation at San Francisco International Airport?
The magnetic variation (declination) at San Francisco International Airport is approximately 12.8° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near San Francisco International Airport?
The nearest airport to San Francisco International Airport is San Carlos Airport (SQL), about 8.7 nm to the se, followed by Half Moon Bay Airport and San Francisco Bay Oakland International Airport.
Is the information on this page suitable for flight planning?
No. San Francisco International Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.