Tucson International in January 2025

86.7%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 January 2025, reporting carriers scheduled 1,866 domestic departures from Tucson International (TUS). 86.7% left less than 15 minutes late and 87.9% reached their destination on time; 1.7% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so TUS departures were 7.4 points above the national departure figure.

A year earlier, in January 2024, the airport had 1,582 departures with 82.8% leaving on time: a change of +3.9 points, with flights up 18%.

Flights arriving at TUS that month were on time 82.0% of the time (1,867 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 40%, late-arriving aircraft 34% and national aviation system 19%.

On time 87.9%
Arrived 15+ minutes late 10.4%
Cancelled 1.7%
Diverted 0.0%

Every scheduled departure from TUS 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	TUS, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	86.7%	82.8%	82.2%	79.3%
Arrived on time	87.9%	82.2%	82.6%	78.6%
Cancelled	1.7%	0.9%	1.0%	3.0%
Average departure delay (late minutes only)	8.0 min	14.4 min	14.0 min	14.0 min
Scheduled departures a day	62	53	54	17,992
Scheduled departures	1,866	1,582	19,536	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	847	45%	88.4%	-4.0 min	0.5%
WN Southwest Airlines	366	20%	89.3%	-5.7 min	1.4%
AA American Airlines	284	15%	83.5%	-1.5 min	4.6%
UA United Airlines	139	7%	86.3%	-5.4 min	4.3%
DL Delta Air Lines	134	7%	87.3%	-5.8 min	3.0%
AS Alaska Airlines	59	3%	89.8%	-3.8 min	0.0%
MQ Envoy Air	37	2%	100.0%	-13.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TUS–PHX	Tucson to Phoenix	279	89.6%	-3.3 min	0.0%
TUS–DEN	Tucson to Denver	254	87.4%	-4.1 min	0.4%
TUS–LAX	Tucson to Los Angeles	227	89.4%	-4.4 min	0.4%
TUS–DFW	Tucson to Dallas/Fort Worth	217	82.5%	0.2 min	6.0%
TUS–ORD	Tucson to Chicago	113	91.2%	-12.9 min	0.9%
TUS–LAS	Tucson to Las Vegas	102	80.4%	1.2 min	1.0%
TUS–SFO	Tucson to San Francisco	93	82.8%	-0.8 min	2.2%
TUS–SLC	Tucson to Salt Lake City	92	98.9%	-14.6 min	0.0%
TUS–SEA	Tucson to Seattle	90	88.9%	-6.7 min	1.1%
TUS–ATL	Tucson to Atlanta	72	86.1%	-4.7 min	4.2%
TUS–IAH	Tucson to Houston	56	83.9%	-4.7 min	7.1%
TUS–PDX	Tucson to Portland	51	92.2%	-9.9 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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	40.4%	36.2%	5,235
Late-arriving aircraft	34.0%	34.7%	4,408
National Aviation System	19.1%	19.9%	2,472
Extreme weather	6.4%	9.1%	834
Security	0.0%	0.2%	0

12,949 delay minutes on 194 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 TUS on time in January 2025?

86.7% of 1,866 scheduled domestic departures left less than 15 minutes late, and 87.9% 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, 82.8% of 1,582 departures left on time and 0.9% were cancelled, against 86.7% and 1.7% 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 TUS · methodology · corrections.