Flight AA1423

American Airlines flight AA1423

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Looking for AA1423 in the air…

Ontario (ONT) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 154 minutes. It was cancelled 1.4% of the time.

On-time arrivals

91.2%

Less than 15 minutes late

Cancelled

1.4%

Of scheduled flights

Average delay when late

154 min

Flights arriving 15+ minutes late

Flights tracked

139

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 82%
• Air traffic control & airport 10%
• Late-arriving aircraft 6%
• Extreme weather 2%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Phoenix (PHX) to Ontario (ONT)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 44 minutes. It was cancelled 1.5% of the time.

On-time arrivals

93.0%

Less than 15 minutes late

Cancelled

1.5%

Of scheduled flights

Average delay when late

44 min

Flights arriving 15+ minutes late

Flights tracked

130

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 57%
• Air traffic control & airport 32%
• Airline (crew, maintenance, cleaning) 9%
• Extreme weather 3%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Austin (AUS) to Philadelphia (PHL)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 91 minutes. It was cancelled 4.8% of the time.

On-time arrivals

80.0%

Less than 15 minutes late

Cancelled

4.8%

Of scheduled flights

Average delay when late

91 min

Flights arriving 15+ minutes late

Flights tracked

63

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 39%
• Air traffic control & airport 32%
• Airline (crew, maintenance, cleaning) 29%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Orlando (MCO) to Charlotte (CLT)

Historically, this flight arrives 15+ minutes late 3% of the time, and when it is late the delay averages 113 minutes. It was cancelled 13.5% of the time.

On-time arrivals

96.9%

Less than 15 minutes late

Cancelled

13.5%

Of scheduled flights

Average delay when late

113 min

Flights arriving 15+ minutes late

Flights tracked

37

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 92%
• Air traffic control & airport 8%
• Late-arriving aircraft 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Washington (DCA) to Portland (PWM)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 148 minutes. It was cancelled 0.0% of the time.

On-time arrivals

84.8%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

148 min

Flights arriving 15+ minutes late

Flights tracked

33

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 50%
• Airline (crew, maintenance, cleaning) 44%
• Air traffic control & airport 6%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Portland (PWM) to Washington (DCA)

Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 138 minutes. It was cancelled 0.0% of the time.

On-time arrivals

78.8%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

138 min

Flights arriving 15+ minutes late

Flights tracked

33

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 74%
• Air traffic control & airport 15%
• Airline (crew, maintenance, cleaning) 12%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

New Orleans (MSY) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 60% of the time, and when it is late the delay averages 247 minutes. It was cancelled 3.7% of the time.

On-time arrivals

40.0%

Less than 15 minutes late

Cancelled

3.7%

Of scheduled flights

Average delay when late

247 min

Flights arriving 15+ minutes late

Flights tracked

27

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 64%
• Late-arriving aircraft 33%
• Air traffic control & airport 2%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to New Orleans (MSY)

Historically, this flight arrives 15+ minutes late 62% of the time, and when it is late the delay averages 114 minutes. It was cancelled 3.7% of the time.

On-time arrivals

38.5%

Less than 15 minutes late

Cancelled

3.7%

Of scheduled flights

Average delay when late

114 min

Flights arriving 15+ minutes late

Flights tracked

27

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 54%
• Airline (crew, maintenance, cleaning) 40%
• Air traffic control & airport 6%
• Security 1%
• Extreme weather 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dallas-Fort Worth (DFW) to Valparaiso (VPS)

Only 11 flights on record, which is too few for reliable odds.

On-time arrivals

60.0%

Less than 15 minutes late

Cancelled

9.1%

Of scheduled flights

Average delay when late

65 min

Flights arriving 15+ minutes late

Flights tracked

11

Scheduled flights in the period

What caused the delays

• Extreme weather 49%
• Airline (crew, maintenance, cleaning) 38%
• Air traffic control & airport 13%
• Late-arriving aircraft 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Valparaiso (VPS) to Dallas-Fort Worth (DFW)

Only 11 flights on record, which is too few for reliable odds.

On-time arrivals

63.6%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

78 min

Flights arriving 15+ minutes late

Flights tracked

11

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 57%
• Airline (crew, maintenance, cleaning) 43%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Charlotte (CLT) to Chicago (ORD)

Only 4 flights on record, which is too few for reliable odds.

On-time arrivals

75.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

27 min

Flights arriving 15+ minutes late

Flights tracked

4

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 78%
• Air traffic control & airport 22%
• Airline (crew, maintenance, cleaning) 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Charlotte (CLT)

Only 4 flights 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

4

Scheduled flights in the period

Dallas-Fort Worth (DFW) to Seattle (SEA)

Only 2 flights on record, which is too few for reliable odds.

On-time arrivals

50.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

95 min

Flights arriving 15+ minutes late

Flights tracked

2

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 99%
• Airline (crew, maintenance, cleaning) 1%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Sep 2025 Aug 2026

Show as table

Month	On time	Flights
September 2025	86.2%	58
October 2025	75.9%	58
November 2025	92.5%	57
December 2025	91.7%	60
January 2026	96.9%	36
February 2026	97.5%	41
March 2026	95.0%	60
April 2026	100.0%	12
May 2026	69.2%	13
June 2026	71.0%	32
July 2026	84.4%	35
August 2026	41.1%	59

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