San Diego (SAN) to San Francisco (SFO) flights

United Airlines, Southwest Airlines, SkyWest Airlines, Alaska Airlines, Horizon Air, Frontier Airlines fly nonstop from San Diego International Airport to San Francisco International Airport, with about 152 flights a week in July 2026. The 447-mile flight takes about 1h 41m gate to gate.

From

SAN

San Diego

San Diego International Airport

SFO

San Francisco

San Francisco International Airport

Distance: 447 mi · 719 km
Flight time: 1h 41m
Airlines: 6
Seats filled: 81%

Flights a week, July 2026

7,116 flights and 810,123 passengers in 12 months

Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying SAN to SFO

Airline	Flights a week	Aircraft	Passengers (12 months)	Flight time
United Airlines	57	Boeing 737-800, Boeing 737-900ER, Boeing 737 MAX 9	363,319	1h 44m
Southwest Airlines	45	Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800	238,185	1h 34m
SkyWest Airlines	30	Embraer E175, Bombardier CRJ700, Bombardier CRJ200	96,544	1h 44m
Alaska Airlines	7	Boeing 737-900ER, Boeing 737 MAX 9, Boeing 737-800	39,177	1h 43m
Horizon Air	7	Embraer E175	38,802	1h 40m
Frontier Airlines	7	Airbus A320neo, Airbus A321, Airbus A320-100/200	34,096	1h 48m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

SAN to SFO flight schedule

43 flight numbers flew this route in August 2026, 14 of them almost daily. The first usually leaves at 6:20am and the last at 9:27pm. Times are local and can change; check with the airline before you book.

Flight	Departs	Arrives	Days flown in August 2026	On time (12 months)
UA 2830United Airlines	6:20am	8:03am	20	85%
WN 1726Southwest Airlines	6:20am	8:00am	8	n/a
WN 928Southwest Airlines	6:30am	8:10am	4	n/a
AS 3463Alaska Airlines · operated by SkyWest Airlines	7:00am	8:46am	22	55%
UA 2274United Airlines	7:15am	8:59am	31	54%
WN 1786Southwest Airlines	7:50am	9:25am	12	17%
WN 1553Southwest Airlines	8:00am	9:35am	4	n/a
WN 2492Southwest Airlines	8:30am	10:05am	12	33%
AS 3305Alaska Airlines · operated by SkyWest Airlines	9:05am	10:53am	13	31%
WN 2288Southwest Airlines	9:20am	10:55am	12	27%
UA 1113United Airlines	9:26am	11:12am	8	69%
UA 1791United Airlines	9:49am	11:35am	21	38%
F9 3381Frontier Airlines	10:00am	11:52am	14	60%
AS 3205Alaska Airlines · operated by SkyWest Airlines	10:04am	11:49am	17	22%
AS 3347Alaska Airlines · operated by SkyWest Airlines	11:04am	12:51pm	31	56%
UA 2309United Airlines	11:20am	1:06pm	31	63%
WN 2213Southwest Airlines	11:30am	1:10pm	14	14%
UA 2428United Airlines	11:44am	1:30pm	10	71%
WN 1660Southwest Airlines	12:30pm	2:05pm	8	n/a
UA 1835United Airlines	12:41pm	2:27pm	21	76%
AS 3211Alaska Airlines · operated by SkyWest Airlines	1:00pm	2:45pm	13	23%
WN 3452Southwest Airlines	1:05pm	2:40pm	12	0%
WN 1791Southwest Airlines	1:10pm	2:45pm	4	n/a
UA 1763United Airlines	1:24pm	3:10pm	31	71%
AS 3352Alaska Airlines · operated by SkyWest Airlines	1:30pm	3:14pm	18	68%
WN 4490Southwest Airlines	1:35pm	3:05pm	4	n/a
WN 2979Southwest Airlines	3:00pm	4:30pm	12	17%
AS 1450Alaska Airlines	3:43pm	5:22pm	13	54%
UA 2117United Airlines	3:56pm	5:38pm	31	73%
AS 2314Alaska Airlines · operated by Horizon Air	4:14pm	5:49pm	18	27%
WN 3454Southwest Airlines	4:55pm	6:30pm	28	50%
AS 3100Alaska Airlines · operated by SkyWest Airlines	5:22pm	7:06pm	13	46%
UA 1302United Airlines	6:28pm	8:10pm	31	59%
AS 3232Alaska Airlines · operated by SkyWest Airlines	6:31pm	8:12pm	18	29%
WN 3497Southwest Airlines	7:00pm	8:30pm	24	25%
WN 3455Southwest Airlines	7:20pm	8:50pm	4	n/a
WN 1349Southwest Airlines	7:40pm	9:10pm	8	n/a
UA 2278United Airlines	7:41pm	9:31pm	22	35%
F9 3383Frontier Airlines	7:45pm	9:32pm	17	21%
AS 338Alaska Airlines	7:59pm	9:42pm	12	36%
WN 1587Southwest Airlines	8:10pm	9:40pm	4	n/a
WN 2373Southwest Airlines	8:10pm	9:40pm	12	0%
AS 291Alaska Airlines	9:27pm	11:08pm	31	46%

Is SAN to SFO on time?

From September 2025 to August 2026, 59% of 7,383 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 6am were the most punctual (93%), those around 7pm the least (39%). Most delay time was caused by air traffic control and airport congestion (54%).

Airline	Flights	On time	Average delay	Cancelled
United Airlines	2,686	67%	20 min	0.6%
Alaska Airlines	2,413	58%	26 min	2.5%
Southwest Airlines	2,070	52%	30 min	1.3%
Frontier Airlines	214	38%	47 min	5.1%

Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.

On-time arrivals by departure time

Scheduled departure	Flights	On time
6am to 7am	547	93%
7am to 8am	644	61%
8am to 9am	320	57%
9am to 10am	562	58%
10am to 11am	379	53%
11am to 12pm	552	55%
12pm to 1pm	452	69%
1pm to 2pm	517	55%
2pm to 3pm	241	56%
3pm to 4pm	224	57%
4pm to 5pm	689	67%
5pm to 6pm	482	64%
6pm to 7pm	333	55%
7pm to 8pm	708	39%
8pm to 9pm	472	49%
9pm to 10pm	177	40%

Flights by month

Month	Flights	Passengers
August 2025	589	72,349
September 2025	572	68,001
October 2025	658	78,853
November 2025	590	70,472
December 2025	579	68,389
January 2026	574	59,367
February 2026	517	56,043
March 2026	558	65,288
April 2026	574	64,962
May 2026	598	66,043
June 2026	633	68,273
July 2026	674	72,083

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.