Route · PDX → SFO · 2020–2025 BTS data
Portland to San Francisco
The PDX–SFO corridor (Portland, OR → San Francisco, CA) runs ahead of the national average, served by 21 carriers across roughly 550 miles.
Data updated 2026-06-13
- 81.6%
- On-time
- +2.6 pts
- vs US avg
- 66 min
- Delay when late
- 19,485
- Flights
Cancelled
1.1%
Best Month
Jan 2025 89%
Worst Month
Apr 2024 42%
Distance
550 mi
Carriers
21
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 238 | 63 | 1 | 0 | AS,UA,OO |
| Nov 2025 | 280 | 65 | 5 | 0 | UA,AS |
| Oct 2025 | 343 | 86 | 1 | 0 | AS,OO,UA |
| Sep 2025 | 329 | 65 | 0 | 0 | UA,OO,AS |
| Aug 2025 | 325 | 60 | 1 | 0 | OO,F9,UA,AS |
| Jul 2025 | 316 | 67 | 3 | 0 | AS,OO,UA,F9 |
| Jun 2025 | 303 | 42 | 0 | 0 | AS,OO,UA,F9 |
| May 2025 | 293 | 41 | 1 | 0 | AS,OO,UA |
| Apr 2025 | 270 | 57 | 1 | 0 | OO,UA,AS |
| Mar 2025 | 290 | 69 | 1 | 1 | AS,OO,UA |
| Feb 2025 | 262 | 63 | 3 | 0 | AS,OO,UA,F9 |
| Jan 2025 | 288 | 31 | 1 | 0 | AS,OO,UA,F9 |
| Dec 2024 | 334 | 77 | 2 | 1 | AS,F9,OO,UA |
| Nov 2024 | 345 | 88 | 6 | 0 | OO,UA,AS,F9 |
| Oct 2024 | 356 | 59 | 0 | 0 | UA,AS,OO,F9 |
| Sep 2024 | 318 | 58 | 1 | 0 | OO,UA,AS,F9 |
| Aug 2024 | 351 | 69 | 1 | 1 | AS,F9,OO,UA |
| Jul 2024 | 351 | 66 | 12 | 0 | AS,F9,OO,UA |
| Jun 2024 | 250 | 113 | 4 | 0 | AS,F9,OO,UA |
| May 2024 | 291 | 137 | 6 | 2 | AS,F9,OO,UA |
| Apr 2024 | 245 | 142 | 1 | 1 | AS,F9,OO,UA |
| Mar 2024 | 273 | 136 | 1 | 1 | AS,OO,UA |
| Feb 2024 | 250 | 139 | 4 | 0 | AS,OO,UA |
| Jan 2024 | 221 | 71 | 22 | 1 | AS,OO,UA |
Cancellation Rate
1.1%
78 of 7,122 flights
Diversion Rate
0.1%
8 of 7,122 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
PDX - Portland
Full on-time, delay-cause, and seasonal performance for Portland, OR.
Origin airport →SFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
Destination airport →Compare the two airports
See PDX and SFO side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to PDX–SFO.
Routes with a similar on-time rate
What the Data Says About PDX to SFO
19,485 tracked flights put the PDX to SFO pairing (Portland to San Francisco) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 66.2 minutes on average. Across the 550-mile route and its 21 carriers, the trailing 24 months show 1.1% cancelled and 0.1% diverted (7,122 flights sampled).
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 89% on-time, while Apr 2024 came in at just 42% - a 47-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.