Flight Reliability
DL 5746 · Delta Air Lines
New York → Boston (LGA–BOS)
18
Bring Snacks
WanderNerd Reliability Score
- 53%
- Arrive within 15 minutes
- 27 min
- Average arrival delay
- 8.6%
- Cancelled
- 8 min
- Median arrival delay
Based on 303 historical flights. Data through May 2026.
What the data says
Mondays have been rough.
DL 5746 arrived on time 64% of the time on Tuesdays and just 44% on Mondays. That gap is worth planning around.
Well behind the LGA–BOS route.
DL 5746 arrived on time 53% of the time, versus 74% across the LGA–BOS route.
Well behind the Delta Air Lines network.
DL 5746 arrived on time 53% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 5746 was cancelled 8.6% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon44%(43 flights)
- Tue64%(47 flights)
- Wed51%(47 flights)
- Thu50%(44 flights)
- Fri49%(47 flights)
- Sat—(5 flights)
- Sun55%(44 flights)
56%
May
Jun 56% → May 56% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 56% | 25 |
| July 2025 | 33% | 24 |
| August 2025 | 80% | 25 |
| September 2025 | 26% | 23 |
| October 2025 | 39% | 23 |
| November 2025 | 55% | 20 |
| December 2025 | 53% | 15 |
| January 2026 | 80% | 20 |
| February 2026 | 73% | 22 |
| March 2026 | 37% | 27 |
| April 2026 | 50% | 28 |
| May 2026 | 56% | 25 |
- Departures on time
- 56%
- Diverted
- 0%
- Flights flown
- 277
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 303 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.