San Francisco Bay Oakland International Airport
KOAK is the ICAO code for San Francisco Bay Oakland International Airport (IATA OAK), located in Oakland, CA.
Oakland's major airport sits 5 miles from downtown Oakland and 12 miles from San Francisco, offering a less congested alternative to SFO for Bay Area private flights.
Airport guide
KOAK handles both commercial and private traffic, but the FBO ramps are well separated from the airline terminals. Private passengers avoid the congestion that makes SFO impractical for many charter operators. The airport has no slot requirements, which makes scheduling straightforward. Signature Flight Support operates the primary FBO on the south field, with full fuel and ground handling.
The airport sits at sea level on the eastern shore of San Francisco Bay. Instrument approaches are reliable year-round, though the Bay Area marine layer can drop ceilings in summer mornings. KOAK has nighttime noise abatement procedures that restrict certain older-generation aircraft between 11:30pm and 6am local time. Most current business jets are unaffected, but confirm with your operator if you are flying a Stage 2 aircraft on a late departure.
U.S. Customs and Border Protection services are available at KOAK for international arrivals, making it a practical entry point for flights from Mexico, Canada, and the Pacific.
Getting there
Downtown Oakland is 5 miles from the airport, typically 10 to 15 minutes by car. San Francisco is 12 miles via the Bay Bridge, but bridge traffic is the variable: off-peak the drive runs 20 to 25 minutes, while weekday afternoon rush can stretch past an hour. Car services and black car operators work KOAK regularly. BART rail connects the airport to downtown Oakland in about 15 minutes and reaches downtown San Francisco in 35 minutes, though most private passengers use ground transportation.
For Silicon Valley destinations, the drive south on I-880 puts you in Palo Alto in 35 to 45 minutes and San Jose in 45 to 55 minutes under normal traffic. Berkeley is 8 miles north, about 15 minutes. Helicopter transfers to San Francisco helipads are available through operators at the airport for passengers who need to skip the bridge entirely.
Rankings history
KOAK's monthly position in the AceJet US business-aviation airport ranking. The ranking counts every observed private-jet movement — arrivals and departures — not just empty legs. See the full ranking →
| Month | Rank | Flights |
|---|---|---|
| 2026-01 | #23 | 25 |
| 2025-12 | #20 | 648 |
| 2025-11 | #24 | 637 |
| 2025-10 | #27 | 605 |
| 2025-09 | #21 | 582 |
| 2025-08 | #25 | 595 |
| 2025-07 | #28 | 547 |
| 2025-06 | #30 | 317 |
| 2025-05 | #25 | 505 |
| 2025-04 | #22 | 598 |
| 2025-03 | #21 | 636 |
| 2025-02 | #17 | 614 |
Charter operators (10)
Empty legs departing (32)
Empty legs arriving (45)
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Frequently asked questions about San Francisco Bay Oakland International Airport
What is KOAK airport?
KOAK is the ICAO code for San Francisco Bay Oakland International Airport, in Oakland, CA.
What does OAK stand for?
OAK is the IATA code for San Francisco Bay Oakland International Airport (KOAK) in Oakland, CA.
Where is San Francisco Bay Oakland International Airport?
San Francisco Bay Oakland International Airport is located in Oakland, CA.
Does San Francisco Bay Oakland International Airport have customs and immigration?
Yes — San Francisco Bay Oakland International Airport has on-site customs and immigration. International arrivals can clear directly without diverting to another airport.
What time does San Francisco Bay Oakland International Airport open?
San Francisco Bay Oakland International Airport operates 24/7. 11:30pm-6am noise abatement
What FBOs are at San Francisco Bay Oakland International Airport?
San Francisco Bay Oakland International Airport has 2 FBOs: KaiserAir, Signature Flight Support.