Mahlon Sweet Field in July 2026

79.0%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 July 2026, reporting carriers scheduled 884 domestic departures from Mahlon Sweet Field (EUG). 79.0% left less than 15 minutes late and 76.2% reached their destination on time; 0.5% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so EUG departures were 10.2 points above the national departure figure.

A year earlier, in July 2025, the airport had 776 departures with 79.6% leaving on time: a change of −0.6 points, with flights up 14%.

Flights arriving at EUG that month were on time 77.6% of the time (884 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 36%, national aviation system 34% and late-arriving aircraft 25%.

On time 76.2%
Arrived 15+ minutes late 22.9%
Cancelled 0.5%
Diverted 0.5%

Every scheduled departure from EUG in July 2026, judged by arrival at the destination.

July 2026 against a year earlier, the airport's year and the nation

Measure	Jul 2026	Jul 2025	EUG, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	79.0%	79.6%	82.3%	68.8%
Arrived on time	76.2%	78.5%	82.0%	69.4%
Cancelled	0.5%	0.5%	0.7%	2.6%
Average departure delay (late minutes only)	17.1 min	17.8 min	13.7 min	24.1 min
Scheduled departures a day	30	26	24	21,066
Scheduled departures	884	776	8,899	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	459	52%	80.8%	9.1 min	0.2%
WN Southwest Airlines	185	21%	80.5%	4.0 min	0.0%
UA United Airlines	151	17%	62.3%	15.0 min	2.0%
MQ Envoy Air	60	7%	76.7%	9.1 min	0.0%
G4 Allegiant Air	29	3%	48.3%	98.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EUG–SEA	Eugene to Seattle	163	87.7%	1.8 min	0.6%
EUG–DEN	Eugene to Denver	124	70.2%	9.1 min	0.0%
EUG–SAN	Eugene to San Diego	93	74.2%	8.0 min	0.0%
EUG–SLC	Eugene to Salt Lake City	92	89.1%	4.7 min	0.0%
EUG–SFO	Eugene to San Francisco	89	40.4%	41.4 min	2.2%
EUG–PHX	Eugene to Phoenix	60	76.7%	9.1 min	0.0%
EUG–PDX	Eugene to Portland	49	91.8%	-1.4 min	0.0%
EUG–LAS	Eugene to Las Vegas	40	57.5%	50.0 min	0.0%
EUG–BUR	Eugene to Burbank	31	77.4%	9.5 min	0.0%
EUG–LAX	Eugene to Los Angeles	31	93.5%	-5.1 min	0.0%
EUG–ORD	Eugene to Chicago	31	67.7%	21.9 min	3.2%
EUG–SMF	Eugene to Sacramento	31	96.8%	-15.9 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), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	36.3%	31.7%	5,616
Late-arriving aircraft	25.4%	41.8%	3,937
National Aviation System	33.8%	19.9%	5,236
Extreme weather	4.5%	6.5%	689
Security	0.0%	0.1%	0

15,478 delay minutes on 202 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 July 2026?

79.0% of 884 scheduled domestic departures left less than 15 minutes late, and 76.2% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 79.6% of 776 departures left on time and 0.5% were cancelled, against 79.0% and 0.5% in July 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for July 2026; 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.