Route
PDX → OAK
Portland International Airport Oakland San Francisco Bay Airport
Alerts at PDX and OAK
How punctual is this route?
- On-time arrivals
- 77.2%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,319
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 67%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 5%
- Security 0%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 70.7% | 99 |
| October 2025 | 74.8% | 107 |
| November 2025 | 82.1% | 112 |
| December 2025 | 78.5% | 121 |
| January 2026 | 92.7% | 96 |
| February 2026 | 87.5% | 97 |
| March 2026 | 75.0% | 100 |
| April 2026 | 77.5% | 89 |
| May 2026 | 79.3% | 111 |
| June 2026 | 70.2% | 124 |
| July 2026 | 69.6% | 127 |
| August 2026 | 73.3% | 136 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,148 | 74.7% | 0.8% | 53 min |
| SkyWest Airlines | 155 | 92.9% | 0.6% | 52 min |
| Alaska Airlines | 16 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO3055
4% late · 70 flights
-
WN3906
7% late · 64 flights
-
WN1147
17% late · 58 flights
-
WN399
2% late · 52 flights
-
WN4928
20% late · 51 flights
-
WN298
32% late · 50 flights
-
WN849
9% late · 47 flights
-
WN3930
16% late · 46 flights
-
WN3573
2% late · 42 flights
-
WN2536
10% late · 39 flights
-
WN3205
72% late · 36 flights
-
WN888
44% late · 36 flights
-
WN2308
29% late · 31 flights
-
OO3067
11% late · 28 flights
-
WN264
4% late · 27 flights
-
WN4093
22% late · 27 flights
-
WN839
0% late · 27 flights
-
WN4004
27% late · 26 flights
-
WN1528
28% late · 25 flights
-
WN2888
33% late · 24 flights
-
WN1678
35% late · 23 flights
-
WN4162
50% late · 20 flights
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