Portland (PDX) to San Francisco (SFO) flights

United Airlines, Alaska Airlines, Horizon Air fly nonstop from Portland International Airport to San Francisco International Airport, with about 73 flights a week in July 2026. The 550-mile flight takes about 1h 55m gate to gate.

From

PDX

Portland

Portland International Airport

SFO

San Francisco

San Francisco International Airport

Distance: 550 mi · 885 km
Flight time: 1h 55m
Airlines: 3
Seats filled: 79%

Flights a week, July 2026

3,710 flights and 442,200 passengers in 12 months

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

Airlines flying PDX to SFO

Airline	Flights a week	Aircraft	Passengers (12 months)	Flight time
United Airlines	39	Boeing 737-800, Airbus A320-100/200, Boeing 737 MAX 8	217,123	1h 54m
Alaska Airlines	27	Boeing 737-900ER, Boeing 737 MAX 9, Boeing 737-800	185,769	1h 55m
Horizon Air	7	Embraer E175	14,915	1h 51m
SkyWest AirlinesSeasonal or ended	n/a	Embraer E175, Bombardier CRJ700	24,393	1h 57m

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

PDX to SFO flight schedule

21 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 5:15am and the last at 9:45pm. 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 1896United Airlines	5:15am	7:01am	10	93%
UA 2410United Airlines	5:30am	7:21am	4	n/a
UA 5447United Airlines · operated by SkyWest Airlines	5:30am	7:28am	17	94%
UA 2818United Airlines	7:00am	8:51am	31	34%
AS 526Alaska Airlines	7:19am	9:16am	31	57%
UA 1596United Airlines	8:35am	10:25am	10	57%
UA 1939United Airlines	9:00am	10:56am	21	48%
AS 1412Alaska Airlines	10:37am	12:39pm	12	83%
AS 1445Alaska Airlines	10:42am	12:39pm	15	48%
UA 2025United Airlines	11:15am	1:11pm	18	44%
UA 1613United Airlines	11:16am	1:07pm	10	38%
UA 751United Airlines	1:03pm	2:56pm	12	37%
UA 2279United Airlines	1:14pm	3:05pm	10	38%
AS 236Alaska Airlines	2:49pm	4:40pm	31	71%
UA 1145United Airlines	3:43pm	5:36pm	18	50%
AS 504Alaska Airlines	5:36pm	7:30pm	18	55%
AS 1393Alaska Airlines	5:53pm	7:54pm	13	65%
UA 1656United Airlines	6:03pm	7:53pm	7	23%
AS 1374Alaska Airlines	6:53pm	8:46pm	13	69%
UA 2615United Airlines	7:15pm	9:11pm	18	52%
AS 2112Alaska Airlines · operated by Horizon Air	9:45pm	11:36pm	26	61%

Is PDX to SFO on time?

From September 2025 to August 2026, 66% of 3,733 flights arrived within 15 minutes of schedule and 0.5% were cancelled. Flights leaving around 5am were the most punctual (94%), those around 7pm the least (54%). Most delay time was caused by air traffic control and airport congestion (65%).

Airline	Flights	On time	Average delay	Cancelled
United Airlines	2,032	66%	21 min	0.3%
Alaska Airlines	1,701	67%	19 min	0.6%

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
5am to 6am	288	94%
7am to 8am	707	55%
8am to 9am	82	57%
10am to 11am	397	72%
11am to 12pm	141	43%
1pm to 2pm	321	68%
2pm to 3pm	360	75%
3pm to 4pm	292	77%
5pm to 6pm	438	69%
7pm to 8pm	274	54%
9pm to 10pm	196	56%

Flights by month

Month	Flights	Passengers
August 2025	344	43,304
September 2025	329	37,812
October 2025	362	43,606
November 2025	303	37,280
December 2025	270	34,246
January 2026	287	31,315
February 2026	272	31,929
March 2026	300	33,823
April 2026	312	35,585
May 2026	299	35,953
June 2026	315	37,733
July 2026	323	40,661

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