Flight Reliability
DL 2645 · Delta Air Lines
Los Angeles → Seattle (LAX–SEA)80% of its flights flew this route. The rest (SAT–BOS) are included in these numbers.
86
Pretty Reliable
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 5 min early
- Average arrival delay
- 0.8%
- Cancelled
- 15 min early
- Median arrival delay
Based on 127 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 2645 departing between 6–9 PM arrived on time 88% of the time, versus 74% between 12–3 PM.
Friday is doing you no favors.
DL 2645 arrived on time 100% of the time on Mondays and just 77% on Fridays. That gap is worth planning around.
Slipping a little lately.
DL 2645 arrived on time 83% of the time over the last three months in the data, compared with 90% in the three months before that.
The breakdown
- Mon100%(26 flights)
- Tue—(4 flights)
- Wed—(5 flights)
- Thu89%(26 flights)
- Fri77%(26 flights)
- Sat—(8 flights)
- Sun80%(30 flights)
- 12–3 PM74%(23 flights)
- 6–9 PM88%(17 flights)
- 9 PM–12 AM86%(85 flights)
74%
May
Jun 81% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 81% | 16 |
| July 2025 | 80% | 15 |
| August 2025 | 79% | 14 |
| September 2025 | 92% | 12 |
| October 2025 | 100% | 16 |
| November 2025 | 83% | 12 |
| December 2025 | 92% | 13 |
| May 2026 | 74% | 23 |
- Departures on time
- 75%
- Diverted
- 0.8%
- Flights flown
- 125
- Months covered
- 9
Same route, other flights
Keep nerding
Based on 127 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.