Flight YX4400

Republic Airways flight YX4400

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New York (LGA) to Charleston (CHS)

Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 90 minutes. It was cancelled 10.7% of the time.

On-time arrivals

78.0%

Less than 15 minutes late

Cancelled

10.7%

Of scheduled flights

Average delay when late

90 min

Flights arriving 15+ minutes late

Flights tracked

56

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 56%
• Airline (crew, maintenance, cleaning) 19%
• Air traffic control & airport 17%
• Extreme weather 9%
• Security 0%

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

Columbus (CMH) to New York (LGA)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 64 minutes. It was cancelled 1.8% of the time.

On-time arrivals

74.1%

Less than 15 minutes late

Cancelled

1.8%

Of scheduled flights

Average delay when late

64 min

Flights arriving 15+ minutes late

Flights tracked

55

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 47%
• Late-arriving aircraft 38%
• Airline (crew, maintenance, cleaning) 15%
• Extreme weather 0%
• Security 0%

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

Madison (MSN) to New York (LGA)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 80 minutes. It was cancelled 6.5% of the time.

On-time arrivals

82.8%

Less than 15 minutes late

Cancelled

6.5%

Of scheduled flights

Average delay when late

80 min

Flights arriving 15+ minutes late

Flights tracked

31

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 81%
• Air traffic control & airport 15%
• Extreme weather 4%
• Late-arriving aircraft 0%
• Security 0%

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

New York (LGA) to Columbus (CMH)

Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 75 minutes. It was cancelled 0.0% of the time.

On-time arrivals

55.2%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

75 min

Flights arriving 15+ minutes late

Flights tracked

29

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 56%
• Extreme weather 23%
• Airline (crew, maintenance, cleaning) 19%
• Late-arriving aircraft 3%
• Security 0%

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

Manchester (MHT) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 58 minutes. It was cancelled 3.7% of the time.

On-time arrivals

76.9%

Less than 15 minutes late

Cancelled

3.7%

Of scheduled flights

Average delay when late

58 min

Flights arriving 15+ minutes late

Flights tracked

27

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 60%
• Late-arriving aircraft 22%
• Airline (crew, maintenance, cleaning) 18%
• Extreme weather 0%
• Security 0%

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

Chicago (ORD) to Manchester (MHT)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 57 minutes. It was cancelled 3.7% of the time.

On-time arrivals

88.5%

Less than 15 minutes late

Cancelled

3.7%

Of scheduled flights

Average delay when late

57 min

Flights arriving 15+ minutes late

Flights tracked

27

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 45%
• Air traffic control & airport 40%
• Late-arriving aircraft 16%
• Extreme weather 0%
• Security 0%

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

New York (LGA) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 29 minutes. It was cancelled 0.0% of the time.

On-time arrivals

75.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

29 min

Flights arriving 15+ minutes late

Flights tracked

24

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 51%
• Airline (crew, maintenance, cleaning) 27%
• Late-arriving aircraft 22%
• Extreme weather 0%
• Security 0%

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

Chicago (ORD) to New York (LGA)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 50 minutes. It was cancelled 0.0% of the time.

On-time arrivals

82.6%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

50 min

Flights arriving 15+ minutes late

Flights tracked

24

Scheduled flights in the period

What caused the delays

• Air traffic control & airport 52%
• Airline (crew, maintenance, cleaning) 44%
• Extreme weather 5%
• Late-arriving aircraft 0%
• Security 0%

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

Washington (DCA) to New York (LGA)

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

On-time arrivals

28.6%

Less than 15 minutes late

Cancelled

6.7%

Of scheduled flights

Average delay when late

66 min

Flights arriving 15+ minutes late

Flights tracked

15

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 50%
• Air traffic control & airport 30%
• Extreme weather 20%
• Airline (crew, maintenance, cleaning) 0%
• Security 0%

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

Albany (ALB) to Chicago (ORD)

Only 14 flights on record, which is too few for reliable odds.

On-time arrivals

100.0%

Less than 15 minutes late

Cancelled

7.1%

Of scheduled flights

Average delay when late

—

Flights arriving 15+ minutes late

Flights tracked

14

Scheduled flights in the period

Chicago (ORD) to Albany (ALB)

Only 14 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

14

Scheduled flights in the period

Raleigh/Durham (RDU) to Chicago (ORD)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals

100.0%

Less than 15 minutes late

Cancelled

42.9%

Of scheduled flights

Average delay when late

—

Flights arriving 15+ minutes late

Flights tracked

7

Scheduled flights in the period

Washington (DCA) to Columbus (CMH)

Only 6 flights on record, which is too few for reliable odds.

On-time arrivals

100.0%

Less than 15 minutes late

Cancelled

16.7%

Of scheduled flights

Average delay when late

—

Flights arriving 15+ minutes late

Flights tracked

6

Scheduled flights in the period

Washington (DCA) to Boston (BOS)

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

86 min

Flights arriving 15+ minutes late

Flights tracked

4

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 87%
• Late-arriving aircraft 13%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

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

Omaha (OMA) to Chicago (ORD)

Only 4 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

47 min

Flights arriving 15+ minutes late

Flights tracked

4

Scheduled flights in the period

What caused the delays

• Extreme weather 76%
• Air traffic control & airport 24%
• Airline (crew, maintenance, cleaning) 0%
• Late-arriving aircraft 0%
• Security 0%

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

Pittsburgh (PIT) to Louisville (SDF)

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

Hartford (BDL) to Washington (DCA)

Only 1 flight 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

1

Scheduled flights in the period

Charleston (CHS) to Washington (DCA)

Only 1 flight 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

1

Scheduled flights in the period

Cleveland (CLE) to Philadelphia (PHL)

Only 1 flight 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

1

Scheduled flights in the period

Washington (DCA) to Charleston (CHS)

Only 1 flight 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

1

Scheduled flights in the period

Washington (DCA) to Memphis (MEM)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals

0.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

28 min

Flights arriving 15+ minutes late

Flights tracked

1

Scheduled flights in the period

What caused the delays

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

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

Panama City Beach (ECP) to Philadelphia (PHL)

Only 1 flight 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

1

Scheduled flights in the period

Memphis (MEM) to Washington (DCA)

Only 1 flight 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

1

Scheduled flights in the period

Chicago (ORD) to Boston (BOS)

Only 1 flight 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

1

Scheduled flights in the period

Philadelphia (PHL) to Cleveland (CLE)

Only 1 flight 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

1

Scheduled flights in the period

Philadelphia (PHL) to Panama City Beach (ECP)

Only 1 flight 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

1

Scheduled flights in the period

Sep 2025 Aug 2026

Show as table

Month	On time	Flights
September 2025	88.5%	26
October 2025	56.4%	56
November 2025	86.7%	31
December 2025	53.7%	43
January 2026	78.6%	32
February 2026	79.2%	27
March 2026	80.0%	10
April 2026	100.0%	2
May 2026	97.4%	40
June 2026	93.8%	17
July 2026	83.7%	54
August 2026	72.7%	11

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