Flight Reliability
DL 2980 · Delta Air Lines
Los Angeles → Seattle (LAX–SEA)
95
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 6 min early
- Average arrival delay
- 1.1%
- Cancelled
- 17 min early
- Median arrival delay
Based on 364 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
DL 2980 arrived on time 94% of the time on Thursdays. On Fridays: 86%.
A bit ahead of the LAX–SEA route.
DL 2980 arrived on time 91% of the time, versus 86% across the LAX–SEA route.
Better than the Delta Air Lines network average.
DL 2980 arrived on time 91% of the time, versus 81% across the Delta Air Lines network.
Slipping a little lately.
DL 2980 arrived on time 88% of the time over the last three months in the data, compared with 94% in the three months before that.
The breakdown
- Mon92%(51 flights)
- Tue90%(52 flights)
- Wed88%(51 flights)
- Thu94%(52 flights)
- Fri86%(51 flights)
- Sat92%(51 flights)
- Sun94%(52 flights)
87%
May
Jun 83% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 83% | 30 |
| July 2025 | 90% | 31 |
| August 2025 | 87% | 31 |
| September 2025 | 97% | 30 |
| October 2025 | 97% | 31 |
| November 2025 | 93% | 29 |
| December 2025 | 100% | 30 |
| January 2026 | 90% | 30 |
| February 2026 | 93% | 28 |
| March 2026 | 87% | 30 |
| April 2026 | 90% | 29 |
| May 2026 | 87% | 31 |
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 360
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 364 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.