Portland International in November 2023

89.9%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 4,815 domestic departures from Portland International (PDX). 89.9% left less than 15 minutes late and 87.9% reached their destination on time; 0.1% were cancelled.

Nationally that month, 86.0% of flights departed on time and 86.2% arrived on time, so PDX departures were 3.9 points above the national departure figure.

Flights arriving at PDX that month were on time 86.7% of the time (4,812 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 36%, late-arriving aircraft 35% and national aviation system 21%.

On time 87.9%
Arrived 15+ minutes late 12.0%
Cancelled 0.1%
Diverted 0.1%

Every scheduled departure from PDX 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	PDX, 12 months to Jul 2026	All reported flights, Nov 2023
Departed on time	89.9%	—	82.7%	86.0%
Arrived on time	87.9%	—	82.0%	86.2%
Cancelled	0.1%	—	0.7%	0.1%
Average departure delay (late minutes only)	7.2 min	—	11.6 min	9.4 min
Scheduled departures a day	161	—	173	18,793
Scheduled departures	4,815	—	63,282	563,777

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	1,340	28%	85.7%	-0.5 min	0.1%
OO SkyWest Airlines	894	19%	84.8%	3.9 min	0.0%
WN Southwest Airlines	873	18%	90.3%	-1.9 min	0.2%
DL Delta Air Lines	574	12%	91.8%	-4.2 min	0.2%
UA United Airlines	537	11%	91.2%	-1.4 min	0.0%
AA American Airlines	284	6%	91.9%	-5.1 min	0.0%
F9 Frontier Airlines	121	3%	87.6%	-0.9 min	0.0%
NK Spirit Airlines	113	2%	82.3%	4.3 min	0.0%
HA Hawaiian Airlines	59	1%	66.1%	25.9 min	0.0%
G4 Allegiant Air	20	0%	95.0%	-5.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PDX–SEA	Portland to Seattle	518	86.7%	0.7 min	0.2%
PDX–LAX	Portland to Los Angeles	390	84.6%	2.3 min	0.3%
PDX–DEN	Portland to Denver	383	90.3%	-4.3 min	0.0%
PDX–LAS	Portland to Las Vegas	358	88.5%	0.6 min	0.3%
PDX–PHX	Portland to Phoenix	302	86.8%	1.7 min	0.0%
PDX–SFO	Portland to San Francisco	263	87.1%	2.0 min	0.0%
PDX–SJC	Portland to San Jose	252	90.9%	-0.6 min	0.0%
PDX–OAK	Portland to Oakland	203	91.6%	-3.3 min	0.5%
PDX–DFW	Portland to Dallas/Fort Worth	174	89.7%	-2.7 min	0.0%
PDX–SLC	Portland to Salt Lake City	167	95.8%	-5.9 min	0.0%
PDX–SAN	Portland to San Diego	145	82.1%	4.0 min	0.0%
PDX–ORD	Portland to Chicago	133	88.7%	7.6 min	0.0%

By scheduled departure hour

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	35.8%	42.5%	11,702
Late-arriving aircraft	34.6%	37.3%	11,307
National Aviation System	20.7%	16.2%	6,761
Extreme weather	8.5%	3.7%	2,779
Security	0.3%	0.3%	102

32,651 delay minutes on 577 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 PDX on time in November 2023?

89.9% of 4,815 scheduled domestic departures left less than 15 minutes late, and 87.9% 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 PDX · methodology · corrections.