Portland International in June 2024

77.6%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 June 2024, reporting carriers scheduled 5,268 domestic departures from Portland International (PDX). 77.6% left less than 15 minutes late and 79.6% reached their destination on time; 0.6% were cancelled.

Nationally that month, 73.7% of flights departed on time and 73.9% arrived on time, so PDX departures were 3.9 points above the national departure figure.

Flights arriving at PDX that month were on time 72.0% of the time (5,271 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 51%, air carrier 29% and national aviation system 18%.

On time 79.6%
Arrived 15+ minutes late 19.5%
Cancelled 0.6%
Diverted 0.2%

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

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

Measure	Jun 2024	Year earlier	PDX, 12 months to Jul 2026	All reported flights, Jun 2024
Departed on time	77.6%	—	82.7%	73.7%
Arrived on time	79.6%	—	82.0%	73.9%
Cancelled	0.6%	—	0.7%	1.3%
Average departure delay (late minutes only)	14.9 min	—	11.6 min	19.7 min
Scheduled departures a day	176	—	173	20,371
Scheduled departures	5,268	—	63,282	611,132

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	1,279	24%	80.3%	3.2 min	0.5%
WN Southwest Airlines	894	17%	75.1%	8.9 min	0.2%
OO SkyWest Airlines	868	16%	83.8%	4.8 min	0.1%
DL Delta Air Lines	706	13%	87.3%	-1.7 min	0.0%
UA United Airlines	612	12%	78.1%	1.7 min	1.3%
AA American Airlines	356	7%	75.8%	12.6 min	1.7%
NK Spirit Airlines	223	4%	81.6%	6.5 min	1.8%
F9 Frontier Airlines	189	4%	56.6%	39.3 min	2.6%
HA Hawaiian Airlines	60	1%	88.3%	-2.0 min	0.0%
G4 Allegiant Air	51	1%	90.2%	-13.3 min	0.0%
B6 JetBlue Airways	30	1%	60.0%	20.3 min	3.3%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PDX–DEN	Portland to Denver	431	74.9%	6.7 min	1.2%
PDX–SEA	Portland to Seattle	423	79.7%	7.4 min	0.0%
PDX–LAX	Portland to Los Angeles	371	89.2%	-2.8 min	0.0%
PDX–LAS	Portland to Las Vegas	310	80.6%	4.9 min	1.3%
PDX–ORD	Portland to Chicago	281	80.4%	0.5 min	0.7%
PDX–PHX	Portland to Phoenix	276	77.5%	9.7 min	0.4%
PDX–DFW	Portland to Dallas/Fort Worth	253	70.0%	13.8 min	2.0%
PDX–SFO	Portland to San Francisco	250	53.2%	23.4 min	1.6%
PDX–SLC	Portland to Salt Lake City	218	84.9%	4.8 min	0.0%
PDX–SJC	Portland to San Jose	216	81.5%	9.1 min	0.0%
PDX–SAN	Portland to San Diego	165	80.6%	3.6 min	1.2%
PDX–OAK	Portland to Oakland	149	81.9%	6.2 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), June 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2024	Minutes
Air carrier	29.2%	34.4%	19,150
Late-arriving aircraft	50.7%	41.5%	33,207
National Aviation System	18.3%	17.8%	12,011
Extreme weather	1.4%	6.0%	928
Security	0.4%	0.2%	258

65,554 delay minutes on 1,029 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 June 2024?

77.6% of 5,268 scheduled domestic departures left less than 15 minutes late, and 79.6% reached their destination on time. The national figures that month were 73.7% and 73.9%.

How does that compare with a year earlier?

June 2023 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 June 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.