Flight YX4643

Republic Airways flight YX4643

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Looking for YX4643 in the air…

Indianapolis (IND) to Philadelphia (PHL)

Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 84 minutes. It was cancelled 4.4% of the time.

On-time arrivals

79.1%

Less than 15 minutes late

Cancelled

4.4%

Of scheduled flights

Average delay when late

84 min

Flights arriving 15+ minutes late

Flights tracked

91

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 62%
• Air traffic control & airport 25%
• Airline (crew, maintenance, cleaning) 9%
• Extreme weather 4%
• Security 0%

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

Chicago (ORD) to Norfolk (ORF)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 55 minutes. It was cancelled 0.0% of the time.

On-time arrivals

90.8%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

55 min

Flights arriving 15+ minutes late

Flights tracked

65

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 39%
• Airline (crew, maintenance, cleaning) 38%
• Air traffic control & airport 17%
• Extreme weather 6%
• Security 0%

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

Norfolk (ORF) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 75 minutes. It was cancelled 1.5% of the time.

On-time arrivals

83.9%

Less than 15 minutes late

Cancelled

1.5%

Of scheduled flights

Average delay when late

75 min

Flights arriving 15+ minutes late

Flights tracked

65

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 51%
• Late-arriving aircraft 33%
• Airline (crew, maintenance, cleaning) 16%
• Extreme weather 0%
• Security 0%

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

Chicago (ORD) to Rochester (ROC)

Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 80 minutes. It was cancelled 7.5% of the time.

On-time arrivals

67.6%

Less than 15 minutes late

Cancelled

7.5%

Of scheduled flights

Average delay when late

80 min

Flights arriving 15+ minutes late

Flights tracked

40

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 64%
• Air traffic control & airport 24%
• Extreme weather 9%
• Airline (crew, maintenance, cleaning) 4%
• Security 0%

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

Cincinnati / Covington (CVG) to Philadelphia (PHL)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.

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

38

Scheduled flights in the period

Boston (BOS) to Philadelphia (PHL)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals

80.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

55 min

Flights arriving 15+ minutes late

Flights tracked

15

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 53%
• Air traffic control & airport 46%
• Extreme weather 1%
• Airline (crew, maintenance, cleaning) 0%
• Security 0%

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

Boston (BOS) to Buffalo (BUF)

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

251 min

Flights arriving 15+ minutes late

Flights tracked

4

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 61%
• Airline (crew, maintenance, cleaning) 39%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

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

Washington (DCA) to Green Bay (GRB)

Only 2 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

2

Scheduled flights in the period

Washington (DCA) to Syracuse (SYR)

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

77 min

Flights arriving 15+ minutes late

Flights tracked

2

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 60%
• Late-arriving aircraft 40%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

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

Green Bay (GRB) to Washington (DCA)

Only 2 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

2

Scheduled flights in the period

Memphis (MEM) to Chicago (ORD)

Only 2 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

2

Scheduled flights in the period

Sep 2025 Aug 2026

Show as table

Month	On time	Flights
September 2025	83.3%	6
November 2025	71.4%	28
December 2025	73.7%	22
January 2026	66.7%	31
February 2026	84.0%	28
March 2026	83.3%	31
April 2026	96.3%	27
May 2026	91.9%	37
June 2026	90.2%	52
July 2026	86.5%	54
August 2026	80.0%	10

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