Mahlon Sweet Field in November 2025

86.0%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 2025, reporting carriers scheduled 695 domestic departures from Mahlon Sweet Field (EUG). 86.0% left less than 15 minutes late and 84.3% reached their destination on time; 1.9% were cancelled.

Nationally that month, 78.1% of flights departed on time and 77.3% arrived on time, so EUG departures were 7.9 points above the national departure figure.

A year earlier, in November 2024, the airport had 626 departures with 83.9% leaving on time: a change of +2.1 points, with flights up 11%.

Flights arriving at EUG that month were on time 84.9% of the time (697 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 39%, late-arriving aircraft 30% and air carrier 28%.

On time 84.3%
Arrived 15+ minutes late 13.7%
Cancelled 1.9%
Diverted 0.1%

Every scheduled departure from EUG in November 2025, judged by arrival at the destination.

November 2025 against a year earlier, the airport's year and the nation

Measure	Nov 2025	Nov 2024	EUG, 12 months to Jul 2026	All reported flights, Nov 2025
Departed on time	86.0%	83.9%	82.3%	78.1%
Arrived on time	84.3%	84.8%	82.0%	77.3%
Cancelled	1.9%	1.1%	0.7%	2.5%
Average departure delay (late minutes only)	10.1 min	15.0 min	13.7 min	15.6 min
Scheduled departures a day	23	21	24	19,018
Scheduled departures	695	626	8,899	570,550

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	283	41%	87.6%	-9.2 min	4.2%
UA United Airlines	147	21%	76.2%	11.3 min	0.7%
WN Southwest Airlines	141	20%	87.2%	-0.8 min	0.0%
AA American Airlines	59	8%	83.1%	-2.5 min	0.0%
AS Alaska Airlines	38	5%	92.1%	-14.3 min	0.0%
G4 Allegiant Air	27	4%	70.4%	26.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EUG–SEA	Eugene to Seattle	135	85.2%	-11.9 min	6.7%
EUG–SFO	Eugene to San Francisco	91	67.0%	21.3 min	0.0%
EUG–DEN	Eugene to Denver	86	87.2%	-1.8 min	1.2%
EUG–PDX	Eugene to Portland	62	87.1%	-11.7 min	4.8%
EUG–PHX	Eugene to Phoenix	60	83.3%	-2.4 min	0.0%
EUG–SLC	Eugene to Salt Lake City	60	96.7%	-14.6 min	0.0%
EUG–LAS	Eugene to Las Vegas	39	74.4%	18.3 min	0.0%
EUG–OAK	Eugene to Oakland	30	93.3%	-6.9 min	0.0%
EUG–SMF	Eugene to Sacramento	30	93.3%	-7.6 min	0.0%
EUG–BUR	Eugene to Burbank	29	86.2%	7.5 min	0.0%
EUG–LAX	Eugene to Los Angeles	21	90.5%	-5.8 min	0.0%
EUG–SJC	Eugene to San Jose	19	94.7%	-7.2 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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2025	Minutes
Air carrier	28.4%	30.2%	1,867
Late-arriving aircraft	30.0%	38.3%	1,973
National Aviation System	38.5%	26.7%	2,526
Extreme weather	2.2%	4.6%	147
Security	0.8%	0.1%	53

6,566 delay minutes on 95 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 EUG on time in November 2025?

86.0% of 695 scheduled domestic departures left less than 15 minutes late, and 84.3% reached their destination on time. The national figures that month were 78.1% and 77.3%.

How does that compare with a year earlier?

In November 2024, 83.9% of 626 departures left on time and 1.1% were cancelled, against 86.0% and 1.9% in November 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for November 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for EUG · methodology · corrections.