BOS → PHX

AA1057

AA1057 (American Airlines) flies Boston to Phoenix. Of 651 departures recorded from October 2024 to July 2026, 78.6% left on time, according to the US BTS.

Recorded departures by month

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January31310.0%
February28280.0%
March31310.0%
April30300.0%
May31310.0%
June30300.0%
July3130▼ 3.2%
August31––
September30––
October31–in progress
November29––
December29––
Year to date (Jan–Jul)212211▼ 0.5%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January80.7%86.2%▲ 6.9%
February89.3%76.9%▼ 13.9%
March77.4%74.2%▼ 4.2%
April83.3%80.0%▼ 4.0%
May80.7%71.0%▼ 12.0%
June63.3%90.0%▲ 42.1%
July74.2%60.0%▼ 19.1%
August74.2%––
September70.0%––
October71.0%–in progress
November82.1%––
December93.1%––
Year-to-date average (Jan–Jul)78.4%76.9%▼ 1.9%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January02–
February02–
March00–
April00–
May00–
June00–
July00–
August0––
September0––
October0–in progress
November1––
December0––
Year to date (Jan–Jul)04

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

Cancellation share

  • Not cancelled 99.2% 646
  • Cancelled 0.8% 5

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
BOS PHX Boston Logan International Airport – Phoenix Sky Harbor International Airport 3,693 15.6 min 78.6% 651
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 95.0% 0
November 2024 29 29 86.2% 0
December 2024 29 29 79.3% 0
January 2025 31 31 80.7% 0
February 2025 28 28 89.3% 0
March 2025 31 31 77.4% 0
April 2025 30 30 83.3% 0
May 2025 31 31 80.7% 0
June 2025 30 30 63.3% 0
July 2025 31 31 74.2% 0
August 2025 31 31 74.2% 0
September 2025 30 30 70.0% 0
October 2025 31 31 71.0% 0
November 2025 29 28 82.1% 1
December 2025 29 29 93.1% 0
January 2026 31 29 86.2% 2
February 2026 28 26 76.9% 2
March 2026 31 31 74.2% 0
April 2026 30 30 80.0% 0
May 2026 31 31 71.0% 0
June 2026 30 30 90.0% 0
July 2026 30 30 60.0% 0

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