Route
BOS → PHX
Boston Logan International Airport Phoenix Sky Harbor International Airport
How punctual is this route?
- On-time arrivals
- 77.3%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,012
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 39%
- Late-arriving aircraft 36%
- Air traffic control & airport 21%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.0% | 132 |
| October 2025 | 73.3% | 166 |
| November 2025 | 79.5% | 158 |
| December 2025 | 69.7% | 179 |
| January 2026 | 75.0% | 169 |
| February 2026 | 72.5% | 165 |
| March 2026 | 86.3% | 198 |
| April 2026 | 80.6% | 211 |
| May 2026 | 73.1% | 201 |
| June 2026 | 82.4% | 148 |
| July 2026 | 77.4% | 153 |
| August 2026 | 81.4% | 132 |
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 |
|---|---|---|---|---|
| American Airlines | 1,310 | 80.0% | 1.6% | 86 min |
| Delta Air Lines | 429 | 71.5% | 1.9% | 57 min |
| JetBlue Airways | 273 | 73.5% | 1.8% | 74 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
AA1057
22% late · 361 flights
-
DL514
29% late · 359 flights
-
AA2315
9% late · 203 flights
-
AA2260
15% late · 156 flights
-
AA2575
21% late · 142 flights
-
AA1653
20% late · 133 flights
-
B61303
28% late · 123 flights
-
B6303
24% late · 98 flights
-
AA377
14% late · 76 flights
-
AA3313
35% late · 74 flights
-
AA1850
42% late · 65 flights
-
AA1814
18% late · 62 flights
-
B6369
32% late · 41 flights
-
DL2148
5% late · 21 flights
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