Flight DL408
Delta Air Lines flight DL408
Looking for DL408 in the air…
Boston (BOS) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 61 minutes. It was cancelled 2.2% of the time.
- On-time arrivals
- 70.2%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 135
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 48%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 26%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Boston (BOS)
Historically, this flight arrives 15+ minutes late 35% of the time, and when it is late the delay averages 96 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 64.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 96 min
- Flights arriving 15+ minutes late
- Flights tracked
- 110
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 73%
- Airline (crew, maintenance, cleaning) 15%
- Late-arriving aircraft 9%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 52 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 88%
- Air traffic control & airport 8%
- Airline (crew, maintenance, cleaning) 4%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sacramento (SMF) to Atlanta (ATL)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 93.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 44 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 100%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Springfield (SGF)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 60.0% | 30 |
| October 2025 | 54.8% | 31 |
| November 2025 | 76.7% | 30 |
| December 2025 | 60.7% | 28 |
| January 2026 | 66.7% | 22 |
| February 2026 | 66.7% | 22 |
| March 2026 | 83.3% | 30 |
| April 2026 | 76.7% | 30 |
| May 2026 | 57.9% | 21 |
| June 2026 | 100.0% | 2 |
| July 2026 | 75.0% | 24 |
| August 2026 | 93.8% | 16 |
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