Historical on-time performance

PHLATL

Philadelphia to Atlanta

665 miData through Dec 2025Source: US DOT · BTS

Flights on PHL–ATL arrive on time 74% of the time over the last 12 months.

On-time rate74%arrived within 15 min

Median delayon timetypical arrival

p90 delay55 min1 in 10 flights is worsetail risk

Cancelled2.0%of scheduled flights

based on 5,273 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

Airline	On-time	Median	p90	Cancel	Flights
Republic Airwaysbest⚠ low data	92%	on time	on time	5.3%	38
Spirit Airlines⚠ low data	58%	on time	70 min	1.4%	71
Southwest Airlines⚠ low data	79%	on time	30 min	1.0%	96
American Airlines	63%	on time	65 min	2.1%	379
Delta Air Lines	80%	on time	35 min	1.4%	2,969
PSA Airlines	72%	on time	65 min	3.3%	846
Frontier Airlines	59%	on time	95 min	3.0%	874

Republic Airwaysbest
On-time92%
Medianon time
p90on time
Cancel5.3%
Flights38
Spirit Airlines
On-time58%
Medianon time
p9070 min
Cancel1.4%
Flights71
Southwest Airlines
On-time79%
Medianon time
p9030 min
Cancel1.0%
Flights96
American Airlines
On-time63%
Medianon time
p9065 min
Cancel2.1%
Flights379
Delta Air Lines
On-time80%
Medianon time
p9035 min
Cancel1.4%
Flights2,969
PSA Airlines
On-time72%
Medianon time
p9065 min
Cancel3.3%
Flights846
Frontier Airlines
On-time59%
Medianon time
p9095 min
Cancel3.0%
Flights874

Why flights run late

Delay causes

Airline27%
Weather3%
Air traffic (NAS)23%
Late aircraft47%
Security0%

Most delay minutes here are attributed to Late aircraft.

Over time

On-time trend

By season

On-time rate by month

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Related pages

Delay predictorfor this route→PHL airportPhiladelphia→ATL airportAtlanta→Republic Airways on this routecarrier detail→Republic Airwaysairline profile→