🇺🇸
How Busy Is San Francisco International Airport? SFO
San Francisco, United States. Departures peak at 16:00 local, averaging 214.1 flights per hour.
Window: last 60 days. Last refreshed: 2026-09-30. Schedule coverage: 176 days observed.
Peak departure hour
16:00
214.1 flights/hr
Quietest active hour
03:00
1 flights/hr
Traffic score
80/100
Relative volume
Departures by hour (local time)
Avg per day, last 60 daysTotal: 1902.4 avg departures per day.
Weekday vs weekend departure pattern
Weekday avg per hour
Weekend avg per hour
Arrivals by hour (local time)
Avg per day, last 60 daysPeak arrival hour: 21:00 local (166.3 flights/hr). Total: 1952.1 avg arrivals/day.
Top airlines
- 1. United Airlines, (UA) 18,258
- 2. Air New Zealand (NZ) 12,192
- 3. Air Canada (AC) 8,751
- 4. Virgin Australia Airlines Pty (VA) 8,103
- 5. American Airlines (AA) 5,032
Top destinations
- 1. 🇺🇸 Los Angeles (LAX) 10,023
- 2. 🇺🇸 New York (JFK) 5,893
- 3. 🇺🇸 Seattle (SEA) 5,475
- 4. 🇺🇸 Chicago (ORD) 5,299
- 5. 🇺🇸 San Diego (SAN) 4,513
Frequently asked
- What's the busiest hour for departures at SFO?
- Departures from San Francisco Int'l peak at 16:00 local time, averaging 214.1 flights per hour over the past 60 days.
- What's the quietest hour to fly out of SFO?
- The quietest hour with regular service is 03:00 local time, averaging 1 flights per hour.
- Which airline operates the most flights from SFO?
- United Airlines, (UA) is the largest operator at San Francisco Int'l, with 18258 observed departures in the past 60 days.
- What's the most popular destination from SFO?
- Los Angeles (LAX) is the most-flown destination, with 10023 observed departures in the past 60 days.
Tracking a flight through SFO?
Forward your booking and TripWaffle alerts you to gate changes, delays and baggage carousels - so you don't have to keep refreshing.
Get realtime alerts
Free to start. No card required.