Portland International in October 2024

89.3%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 October 2024, reporting carriers scheduled 5,258 domestic departures from Portland International (PDX). 89.3% left less than 15 minutes late and 87.6% reached their destination on time; 0.3% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so PDX departures were 3.8 points above the national departure figure.

A year earlier, in October 2023, the airport had 5,197 departures with 88.6% leaving on time: a change of +0.7 points, with flights up 1%.

Flights arriving at PDX that month were on time 87.0% of the time (5,258 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 38%, late-arriving aircraft 36% and national aviation system 24%.

On time 87.6%
Arrived 15+ minutes late 12.0%
Cancelled 0.3%
Diverted 0.1%

Every scheduled departure from PDX in October 2024, judged by arrival at the destination.

October 2024 against a year earlier, the airport's year and the nation

Measure	Oct 2024	Oct 2023	PDX, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	89.3%	88.6%	82.7%	85.5%
Arrived on time	87.6%	87.5%	82.0%	85.8%
Cancelled	0.3%	0.3%	0.7%	1.0%
Average departure delay (late minutes only)	7.0 min	7.7 min	11.6 min	9.4 min
Scheduled departures a day	175	173	173	20,517
Scheduled departures	5,258	5,197	63,282	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	1,545	29%	85.8%	0.1 min	0.8%
OO SkyWest Airlines	930	18%	85.9%	1.9 min	0.0%
WN Southwest Airlines	789	15%	88.3%	-0.5 min	0.1%
DL Delta Air Lines	651	12%	95.9%	-8.7 min	0.0%
UA United Airlines	635	12%	90.4%	-3.4 min	0.2%
AA American Airlines	290	6%	86.2%	-0.7 min	0.0%
F9 Frontier Airlines	173	3%	78.0%	11.8 min	0.0%
NK Spirit Airlines	133	3%	79.7%	3.1 min	1.5%
HA Hawaiian Airlines	62	1%	85.5%	2.9 min	0.0%
B6 JetBlue Airways	26	0%	80.8%	-3.4 min	0.0%
G4 Allegiant Air	24	0%	87.5%	-6.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PDX–SEA	Portland to Seattle	439	89.7%	-0.4 min	0.7%
PDX–LAX	Portland to Los Angeles	385	92.5%	-4.3 min	0.0%
PDX–DEN	Portland to Denver	373	90.1%	-3.4 min	0.3%
PDX–SFO	Portland to San Francisco	356	83.4%	1.3 min	0.0%
PDX–LAS	Portland to Las Vegas	334	83.8%	-0.2 min	0.6%
PDX–PHX	Portland to Phoenix	326	86.2%	4.0 min	0.0%
PDX–SJC	Portland to San Jose	265	87.9%	1.3 min	0.4%
PDX–SLC	Portland to Salt Lake City	212	93.4%	-4.1 min	0.0%
PDX–DFW	Portland to Dallas/Fort Worth	204	83.8%	-0.1 min	0.0%
PDX–ORD	Portland to Chicago	196	91.3%	-4.1 min	0.0%
PDX–SAN	Portland to San Diego	151	68.9%	13.6 min	2.6%
PDX–SMF	Portland to Sacramento	145	86.2%	2.6 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), October 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2024	Minutes
Air carrier	37.5%	42.7%	12,855
Late-arriving aircraft	35.5%	37.4%	12,158
National Aviation System	24.3%	16.3%	8,321
Extreme weather	2.6%	3.4%	876
Security	0.1%	0.2%	49

34,259 delay minutes on 630 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 October 2024?

89.3% of 5,258 scheduled domestic departures left less than 15 minutes late, and 87.6% reached their destination on time. The national figures that month were 85.5% and 85.8%.

How does that compare with a year earlier?

In October 2023, 88.6% of 5,197 departures left on time and 0.3% were cancelled, against 89.3% and 0.3% in October 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for October 2024; 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.