Route
ATL → BOS
Hartsfield Jackson Atlanta International Airport Boston Logan International Airport
How punctual is this route?
- On-time arrivals
- 72.8%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5,054
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 36%
- Air traffic control & airport 36%
- Late-arriving aircraft 25%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 69.3% | 399 |
| October 2025 | 69.0% | 425 |
| November 2025 | 78.8% | 418 |
| December 2025 | 72.3% | 416 |
| January 2026 | 75.5% | 344 |
| February 2026 | 77.0% | 327 |
| March 2026 | 71.1% | 404 |
| April 2026 | 76.1% | 444 |
| May 2026 | 78.6% | 463 |
| June 2026 | 78.4% | 467 |
| July 2026 | 60.3% | 467 |
| August 2026 | 69.3% | 480 |
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 |
|---|---|---|---|---|
| Delta Air Lines | 3,731 | 74.4% | 1.8% | 65 min |
| JetBlue Airways | 857 | 69.2% | 4.1% | 95 min |
| Frontier Airlines | 453 | 67.3% | 2.9% | 58 min |
| NK | 13 | 61.5% | 0.0% | 57 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL855
15% late · 365 flights
-
DL865
20% late · 360 flights
-
DL726
34% late · 353 flights
-
DL821
31% late · 349 flights
-
DL987
10% late · 344 flights
-
DL350
25% late · 339 flights
-
DL2595
38% late · 321 flights
-
DL300
31% late · 298 flights
-
DL862
18% late · 281 flights
-
DL518
47% late · 279 flights
-
B6896
37% late · 275 flights
-
F93512
27% late · 255 flights
-
F93086
40% late · 198 flights
-
B6696
28% late · 182 flights
-
B61096
41% late · 152 flights
-
DL2432
7% late · 141 flights
-
DL849
7% late · 120 flights
-
B6796
19% late · 116 flights
-
B61896
21% late · 102 flights
-
DL2269
40% late · 92 flights
-
B61596
5% late · 24 flights
-
DL1661
35% late · 21 flights
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
-
Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
-
Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
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