OAK · Oakland San Francisco Bay Airport

Share of flights 15+ min late, by month

departures arrivals usual for the month (departures) Jan 2015 → Jul 2026; gridlines 10/20/30/40%

Month	Flights	Late 15+	vs usual	Cancelled	Avg min	Main cause
Jul 2026	2,685	29.1%	+4.3	0.3%	16	Late aircraft
Jun 2026	2,597	35.1%	+10.1	0.4%	19	Late aircraft
May 2026	2,683	26.1%	+7.5	0.6%	14	Late aircraft
Apr 2026	2,509	27.2%	+10.1	0.3%	14	Late aircraft
Mar 2026	2,569	23.3%	+3.5	1.0%	14	Airline
Feb 2026	2,356	19.8%	+3.5	0.3%	11	Airline
Jan 2026	2,408	13.1%	-3.6	0.5%	8	Late aircraft
Dec 2025	2,646	27.0%	-5.0	0.6%	15	Late aircraft
Nov 2025	2,618	20.7%	+1.7	2.1%	13	Late aircraft
Oct 2025	2,771	24.1%	+4.3	0.3%	13	Late aircraft
Sep 2025	2,714	21.1%	+3.7	0.3%	11	Late aircraft
Aug 2025	2,850	20.8%	-0.6	0.4%	13	Airline
Jul 2025	3,046	24.8%	+0.8	1.1%	16	Airline
Jun 2025	3,047	23.7%	-1.3	0.6%	14	Late aircraft
May 2025	3,216	16.9%	-3.5	0.4%	10	Late aircraft
Apr 2025	3,050	17.1%	-2.7	0.3%	11	Late aircraft
Mar 2025	3,094	14.9%	-6.7	0.5%	7	Late aircraft
Feb 2025	2,671	15.8%	-3.2	0.7%	9	Late aircraft
Jan 2025	2,868	13.3%	-3.3	0.9%	7	Airline
Dec 2024	3,179	22.0%	-10.0	0.8%	13	Late aircraft
Nov 2024	3,156	13.4%	-5.6	0.4%	7	Late aircraft
Oct 2024	3,382	16.0%	-3.8	0.4%	10	Late aircraft
Sep 2024	3,393	17.3%	-0.2	0.4%	10	Late aircraft
Aug 2024	3,555	18.9%	-2.6	0.6%	11	Late aircraft

Airline	Flights	Late	Canc.
SkyWest	188	9.0%	0.0%
Alaska	188	17.2%	1.1%
Southwest	2,309	31.8%	0.3%

Airlines with 30+ departures that month.

Date	Flights	Late	Canc.
2022-12-27	134	70%	52%
2022-12-26	134	58%	63%
2022-12-24	94	72%	31%
2022-12-23	134	68%	37%
2022-12-25	120	55%	53%
2019-12-22	152	74%	1%
2023-01-11	119	66%	12%
2021-10-24	120	66%	10%
2020-04-12	109	11%	65%
2015-12-23	141	68%	0%
2020-04-09	124	5%	65%
2016-07-21	154	59%	19%

Departures; ranked by share late or cancelled.

None recorded.