Route
OAK → SEA
Oakland San Francisco Bay Airport Seattle–Tacoma International Airport
Alerts at OAK and SEA
How punctual is this route?
- On-time arrivals
- 77.3%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,896
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 48%
- Airline (crew, maintenance, cleaning) 29%
- Air traffic control & airport 22%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 74.7% | 166 |
| October 2025 | 78.8% | 161 |
| November 2025 | 85.1% | 153 |
| December 2025 | 76.7% | 151 |
| January 2026 | 87.6% | 147 |
| February 2026 | 91.2% | 137 |
| March 2026 | 80.8% | 124 |
| April 2026 | 75.4% | 119 |
| May 2026 | 80.6% | 124 |
| June 2026 | 65.2% | 187 |
| July 2026 | 73.9% | 211 |
| August 2026 | 68.5% | 216 |
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 | 1,090 | 73.8% | 0.3% | 52 min |
| Alaska Airlines | 785 | 81.9% | 1.5% | 51 min |
| SkyWest Airlines | 21 | 94.7% | 9.5% | 44 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
AS705
13% late · 266 flights
-
AS1359
28% late · 110 flights
-
AS491
7% late · 70 flights
-
AS1464
40% late · 69 flights
-
WN1692
14% late · 64 flights
-
AS1151
4% late · 54 flights
-
WN1290
4% late · 52 flights
-
WN3397
8% late · 52 flights
-
AS733
16% late · 49 flights
-
WN433
2% late · 45 flights
-
AS717
10% late · 40 flights
-
WN3279
47% late · 36 flights
-
AS374
33% late · 34 flights
-
AS470
21% late · 34 flights
-
WN4747
53% late · 34 flights
-
WN1499
33% late · 33 flights
-
WN1722
25% late · 32 flights
-
AS1247
26% late · 31 flights
-
WN4479
42% late · 31 flights
-
WN4027
0% late · 30 flights
-
WN2325
7% late · 28 flights
-
WN222
41% late · 27 flights
-
WN3081
41% late · 27 flights
-
WN3082
33% late · 27 flights
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