Route
DEN → OAK
Denver International Airport Oakland San Francisco Bay Airport
Alerts at DEN and OAK
How punctual is this route?
- On-time arrivals
- 65.4%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,613
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Airline (crew, maintenance, cleaning) 39%
- Air traffic control & airport 7%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 72.5% | 138 |
| October 2025 | 68.2% | 148 |
| November 2025 | 79.4% | 130 |
| December 2025 | 58.5% | 137 |
| January 2026 | 83.6% | 122 |
| February 2026 | 76.8% | 112 |
| March 2026 | 64.8% | 123 |
| April 2026 | 64.8% | 123 |
| May 2026 | 57.0% | 128 |
| June 2026 | 46.9% | 147 |
| July 2026 | 63.2% | 154 |
| August 2026 | 56.1% | 151 |
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 | 1,613 | 65.4% | 0.8% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN1240
17% late · 61 flights
-
WN1843
70% late · 60 flights
-
WN1966
22% late · 58 flights
-
WN1969
59% late · 58 flights
-
WN4265
17% late · 58 flights
-
WN1543
7% late · 57 flights
-
WN1577
35% late · 52 flights
-
WN4702
27% late · 51 flights
-
WN1987
9% late · 47 flights
-
WN152
41% late · 46 flights
-
WN2552
13% late · 46 flights
-
WN1879
26% late · 45 flights
-
WN1650
59% late · 44 flights
-
WN2557
49% late · 36 flights
-
WN2920
59% late · 33 flights
-
WN3949
15% late · 33 flights
-
WN1518
50% late · 32 flights
-
WN2558
10% late · 31 flights
-
WN2562
32% late · 31 flights
-
WN2563
29% late · 31 flights
-
WN3449
32% late · 31 flights
-
WN951
52% late · 31 flights
-
WN2592
33% late · 30 flights
-
WN168
50% late · 28 flights
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