Mahlon Sweet Field in March 2026

85.3%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 March 2026, reporting carriers scheduled 728 domestic departures from Mahlon Sweet Field (EUG). 85.3% left less than 15 minutes late and 88.0% reached their destination on time; 1.1% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so EUG departures were 12.5 points above the national departure figure.

A year earlier, in March 2025, the airport had 648 departures with 86.1% leaving on time: a change of −0.8 points, with flights up 12%.

Flights arriving at EUG that month were on time 81.5% of the time (729 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, air carrier 40% and extreme weather 10%.

On time 88.0%
Arrived 15+ minutes late 10.6%
Cancelled 1.1%
Diverted 0.3%

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

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

Measure	Mar 2026	Mar 2025	EUG, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	85.3%	86.1%	82.3%	72.8%
Arrived on time	88.0%	85.5%	82.0%	73.2%
Cancelled	1.1%	0.2%	0.7%	2.9%
Average departure delay (late minutes only)	10.6 min	10.0 min	13.7 min	20.3 min
Scheduled departures a day	24	22	24	20,403
Scheduled departures	728	648	8,899	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	305	42%	87.9%	-1.0 min	1.6%
WN Southwest Airlines	166	23%	87.3%	-2.2 min	0.0%
UA United Airlines	124	17%	90.3%	-7.5 min	0.8%
AA American Airlines	60	8%	93.3%	-0.9 min	0.0%
AS Alaska Airlines	43	6%	93.0%	-7.1 min	4.7%
G4 Allegiant Air	30	4%	66.7%	10.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EUG–SEA	Eugene to Seattle	172	85.5%	-0.3 min	4.1%
EUG–DEN	Eugene to Denver	113	92.9%	-10.7 min	0.9%
EUG–SFO	Eugene to San Francisco	65	86.2%	-2.2 min	0.0%
EUG–SLC	Eugene to Salt Lake City	62	95.2%	-6.2 min	0.0%
EUG–PHX	Eugene to Phoenix	60	93.3%	-0.9 min	0.0%
EUG–LAS	Eugene to Las Vegas	40	80.0%	3.0 min	0.0%
EUG–SAN	Eugene to San Diego	37	83.8%	8.8 min	0.0%
EUG–LAX	Eugene to Los Angeles	35	85.7%	-1.7 min	0.0%
EUG–BUR	Eugene to Burbank	31	93.5%	-6.4 min	0.0%
EUG–SMF	Eugene to Sacramento	31	96.8%	0.3 min	0.0%
EUG–SJC	Eugene to San Jose	29	69.0%	7.2 min	0.0%
EUG–PDX	Eugene to Portland	28	100.0%	-10.6 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), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	39.7%	33.5%	2,432
Late-arriving aircraft	42.7%	39.3%	2,612
National Aviation System	8.0%	21.0%	492
Extreme weather	9.6%	5.9%	587
Security	0.0%	0.2%	0

6,123 delay minutes on 77 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 March 2026?

85.3% of 728 scheduled domestic departures left less than 15 minutes late, and 88.0% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 86.1% of 648 departures left on time and 0.2% were cancelled, against 85.3% and 1.1% in March 2026.

Provenance

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