Portland International Jetport in November 2023

93.6%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In November 2023, reporting carriers scheduled 720 domestic departures from Portland International Jetport (PWM). 93.6% left less than 15 minutes late and 91.0% reached their destination on time; 0.0% were cancelled.

Nationally that month, 86.0% of flights departed on time and 86.2% arrived on time, so PWM departures were 7.6 points above the national departure figure.

Flights arriving at PWM that month were on time 89.2% of the time (719 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 40%, air carrier 40% and national aviation system 18%.

On time 91.0%
Arrived 15+ minutes late 9.0%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from PWM in November 2023, judged by arrival at the destination.

November 2023 against a year earlier, the airport's year and the nation

Measure	Nov 2023	Year earlier	PWM, 12 months to Jul 2026	All reported flights, Nov 2023
Departed on time	93.6%	—	80.0%	86.0%
Arrived on time	91.0%	—	78.2%	86.2%
Cancelled	0.0%	—	2.6%	0.1%
Average departure delay (late minutes only)	7.1 min	—	17.2 min	9.4 min
Scheduled departures a day	24	—	30	18,793
Scheduled departures	720	—	10,925	563,777

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
9E Endeavor Air	224	31%	93.8%	-10.0 min	0.0%
WN Southwest Airlines	102	14%	92.2%	-5.5 min	0.0%
YX Republic Airline	89	12%	95.5%	-9.0 min	0.0%
AA American Airlines	82	11%	78.0%	25.9 min	0.0%
OH PSA Airlines	77	11%	93.5%	-3.2 min	0.0%
OO SkyWest Airlines	59	8%	88.1%	1.4 min	0.0%
DL Delta Air Lines	36	5%	80.6%	1.8 min	0.0%
UA United Airlines	29	4%	96.6%	-8.2 min	0.0%
F9 Frontier Airlines	18	3%	94.4%	-15.9 min	0.0%
MQ Envoy Air	4	1%	100.0%	-6.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PWM–BWI	Portland to Baltimore	98	91.8%	-5.5 min	0.0%
PWM–JFK	Portland to New York	87	97.7%	-13.4 min	0.0%
PWM–LGA	Portland to New York	84	90.5%	-11.2 min	0.0%
PWM–DCA	Portland to Washington	82	82.9%	13.4 min	0.0%
PWM–ORD	Portland to Chicago	63	88.9%	0.9 min	0.0%
PWM–EWR	Portland to Newark	61	98.4%	-11.3 min	0.0%
PWM–PHL	Portland to Philadelphia	60	93.3%	-5.4 min	0.0%
PWM–DTW	Portland to Detroit	56	92.9%	-3.1 min	0.0%
PWM–CLT	Portland to Charlotte	36	86.1%	26.6 min	0.0%
PWM–ATL	Portland to Atlanta	34	79.4%	2.3 min	0.0%
PWM–IAD	Portland to Washington	30	93.3%	-4.9 min	0.0%
PWM–MCO	Portland to Orlando	18	94.4%	-15.9 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), November 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2023	Minutes
Air carrier	40.3%	42.5%	1,993
Late-arriving aircraft	40.4%	37.3%	1,996
National Aviation System	18.2%	16.2%	900
Extreme weather	0.7%	3.7%	34
Security	0.4%	0.3%	20

4,943 delay minutes on 65 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left PWM on time in November 2023?

93.6% of 720 scheduled domestic departures left less than 15 minutes late, and 91.0% reached their destination on time. The national figures that month were 86.0% and 86.2%.

How does that compare with a year earlier?

November 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for November 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for PWM · methodology · corrections.