Roberts Field in May 2026

82.7%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 May 2026, reporting carriers scheduled 583 domestic departures from Roberts Field (RDM). 82.7% left less than 15 minutes late and 82.2% reached their destination on time; 0.3% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so RDM departures were 5.6 points above the national departure figure.

A year earlier, in May 2025, the airport had 519 departures with 88.8% leaving on time: a change of −6.1 points, with flights up 12%.

Flights arriving at RDM that month were on time 80.8% of the time (582 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 40%, late-arriving aircraft 29% and air carrier 24%.

On time 82.2%
Arrived 15+ minutes late 17.3%
Cancelled 0.3%
Diverted 0.2%

Every scheduled departure from RDM in May 2026, judged by arrival at the destination.

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

Measure	May 2026	May 2025	RDM, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	82.7%	88.8%	82.8%	77.1%
Arrived on time	82.2%	88.4%	81.3%	77.6%
Cancelled	0.3%	0.0%	1.1%	0.9%
Average departure delay (late minutes only)	11.2 min	9.4 min	12.7 min	16.0 min
Scheduled departures a day	19	17	18	20,391
Scheduled departures	583	519	6,680	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	350	60%	82.6%	1.4 min	0.6%
UA United Airlines	124	21%	71.8%	10.8 min	0.0%
MQ Envoy Air	66	11%	95.5%	-13.2 min	0.0%
AS Alaska Airlines	43	7%	88.4%	-0.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
RDM–SEA	Bend/Redmond to Seattle	162	85.8%	-1.5 min	0.6%
RDM–SFO	Bend/Redmond to San Francisco	99	51.5%	26.3 min	1.0%
RDM–PHX	Bend/Redmond to Phoenix	78	94.9%	-12.3 min	0.0%
RDM–DEN	Bend/Redmond to Denver	62	91.9%	-7.5 min	0.0%
RDM–SLC	Bend/Redmond to Salt Lake City	62	91.9%	-5.2 min	0.0%
RDM–LAX	Bend/Redmond to Los Angeles	39	82.1%	8.8 min	0.0%
RDM–BUR	Bend/Redmond to Burbank	31	87.1%	4.4 min	0.0%
RDM–PDX	Bend/Redmond to Portland	31	80.6%	5.5 min	0.0%
RDM–SAN	Bend/Redmond to San Diego	19	89.5%	-14.0 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), May 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	23.5%	33.0%	1,499
Late-arriving aircraft	28.7%	40.4%	1,833
National Aviation System	39.7%	20.5%	2,532
Extreme weather	8.2%	6.0%	521
Security	0.0%	0.1%	0

6,385 delay minutes on 101 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 RDM on time in May 2026?

82.7% of 583 scheduled domestic departures left less than 15 minutes late, and 82.2% reached their destination on time. The national figures that month were 77.1% and 77.6%.

How does that compare with a year earlier?

In May 2025, 88.8% of 519 departures left on time and 0.0% were cancelled, against 82.7% and 0.3% in May 2026.

Provenance

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