Mahlon Sweet Field in January 2025

83.1%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 January 2025, reporting carriers scheduled 562 domestic departures from Mahlon Sweet Field (EUG). 83.1% left less than 15 minutes late and 81.9% reached their destination on time; 0.5% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so EUG departures were 3.8 points above the national departure figure.

A year earlier, in January 2024, the airport had 588 departures with 63.3% leaving on time: a change of +19.8 points, with flights down 4%.

Flights arriving at EUG that month were on time 80.8% of the time (563 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 47%, late-arriving aircraft 25% and national aviation system 18%.

On time 81.9%
Arrived 15+ minutes late 17.4%
Cancelled 0.5%
Diverted 0.2%

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

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

Measure	Jan 2025	Jan 2024	EUG, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	83.1%	63.3%	82.3%	79.3%
Arrived on time	81.9%	64.5%	82.0%	78.6%
Cancelled	0.5%	15.1%	0.7%	3.0%
Average departure delay (late minutes only)	12.4 min	28.8 min	13.7 min	14.0 min
Scheduled departures a day	19	20	24	17,992
Scheduled departures	562	588	8,899	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	213	38%	82.2%	3.8 min	0.0%
UA United Airlines	119	21%	83.2%	-0.4 min	0.0%
WN Southwest Airlines	105	19%	89.5%	-7.7 min	0.0%
AA American Airlines	54	10%	79.6%	-5.1 min	0.0%
AS Alaska Airlines	31	6%	67.7%	6.9 min	3.2%
G4 Allegiant Air	28	5%	57.1%	19.2 min	7.1%
MQ Envoy Air	12	2%	100.0%	-19.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EUG–SEA	Eugene to Seattle	115	79.1%	4.5 min	0.9%
EUG–SFO	Eugene to San Francisco	69	85.5%	-1.1 min	0.0%
EUG–DEN	Eugene to Denver	62	82.3%	0.5 min	0.0%
EUG–SLC	Eugene to Salt Lake City	62	88.7%	-3.7 min	0.0%
EUG–PHX	Eugene to Phoenix	60	90.0%	-15.7 min	0.0%
EUG–LAS	Eugene to Las Vegas	40	80.0%	1.6 min	0.0%
EUG–LAX	Eugene to Los Angeles	35	85.7%	1.0 min	0.0%
EUG–OAK	Eugene to Oakland	31	93.5%	-6.2 min	0.0%
EUG–SMF	Eugene to Sacramento	31	87.1%	-11.9 min	0.0%
EUG–SAN	Eugene to San Diego	20	45.0%	34.4 min	0.0%
EUG–AZA	Eugene to Phoenix	10	80.0%	9.8 min	0.0%
EUG–SJC	Eugene to San Jose	9	88.9%	-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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	47.2%	36.2%	2,929
Late-arriving aircraft	24.8%	34.7%	1,539
National Aviation System	17.9%	19.9%	1,112
Extreme weather	10.0%	9.1%	619
Security	0.0%	0.2%	0

6,199 delay minutes on 98 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 January 2025?

83.1% of 562 scheduled domestic departures left less than 15 minutes late, and 81.9% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 63.3% of 588 departures left on time and 15.1% were cancelled, against 83.1% and 0.5% in January 2025.

Provenance

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