April 2013 Day-by-Day Airline On-Time Performance

Thursday, June 20, 2013

Source: Bureau of Transportation Statistics

Date	Day of Week	Total Flights	Flights Delayed 15 mins or more*	Flights Delayed 30 mins or more*	Flights Delayed 60 mins or more**	Percent On-time	Canceled Flights	Diverted Flights	Minutes of Delay by Cause (Late Flights)***					Minutes of Delay (Late flights)
Date	Day of Week	Total Flights	Flights Delayed 15 mins or more*	Flights Delayed 30 mins or more*	Flights Delayed 60 mins or more**	Percent On-time	Canceled Flights	Diverted Flights	Air Carrier	Weather	National Aviation System	Security	Aircraft Arriving Late	Minutes of Delay (Late flights)
4/1/2013	1	18,601	3,440	2,011	832	81.51	124	24	54,947	2,854	33,782	1,267	70,988	163,838
4/2/2013	2	18,198	2,859	1,649	671	84.29	81	29	48,334	2,412	30,347	86	56,163	137,342
4/3/2013	3	18,351	2,395	1,207	450	86.95	80	16	40,874	2,174	16,845	106	41,598	101,597
4/4/2013	4	18,710	3,853	2,248	932	79.41	130	27	53,068	1,257	55,498	141	73,825	183,789
4/5/2013	5	18,724	3,070	1,573	485	83.60	66	8	38,647	2,085	30,972	86	51,834	123,624
4/6/2013	6	15,353	1,634	956	403	89.36	26	13	33,222	750	15,348	169	30,423	79,912
4/7/2013	7	17,752	1,848	982	400	89.59	51	24	36,790	935	11,343	138	34,327	83,533
4/8/2013	1	18,675	4,040	2,630	1,211	78.37	258	43	53,005	7,616	52,777	85	102,482	215,965
4/9/2013	2	18,119	4,112	2,998	1,359	77.31	552	24	51,241	9,533	75,907	63	89,585	226,329
4/10/2013	3	18,302	7,207	5,726	2,892	60.62	1,193	131	86,140	36,456	184,572	332	208,317	515,817
4/11/2013	4	18,696	7,113	5,205	2,661	61.95	710	29	100,064	24,097	104,333	127	205,896	434,517
4/12/2013	5	18,739	5,463	3,685	1,696	70.85	368	22	79,420	9,522	68,774	291	143,409	301,416
4/13/2013	6	14,890	2,289	1,345	589	84.63	73	22	43,598	2,661	25,612	342	46,113	118,326
4/14/2013	7	17,668	4,088	2,491	1,023	76.86	192	29	51,352	6,982	60,204	502	81,226	200,266
4/15/2013	1	18,634	3,736	2,156	929	79.95	151	26	50,965	6,649	50,035	214	74,111	181,974
4/16/2013	2	18,056	4,100	2,991	1,131	77.29	1,044	27	120,131	3,072	32,109	436	74,604	230,352
4/17/2013	3	18,240	6,379	4,851	2,195	65.03	1,127	107	88,655	41,001	128,548	263	180,100	438,567
4/18/2013	4	18,647	9,236	7,521	3,953	50.47	1,387	63	129,827	49,934	153,973	969	316,571	651,274
4/19/2013	5	18,694	7,216	4,939	2,413	61.40	495	54	115,625	25,865	108,489	232	186,679	436,890
4/20/2013	6	14,587	2,401	1,325	531	83.54	120	19	50,299	1,992	22,780	249	40,399	115,719
4/21/2013	7	17,681	3,258	1,938	793	81.57	132	22	47,393	3,203	45,001	284	58,079	153,960
4/22/2013	1	18,624	5,296	3,582	1,695	71.56	265	30	65,179	3,616	105,455	86	117,636	291,972
4/23/2013	2	18,049	4,468	2,722	1,110	75.25	195	19	47,760	2,238	76,416	89	82,612	209,115
4/24/2013	3	18,226	4,691	2,696	1,075	74.26	187	37	59,165	3,857	71,802	238	85,295	220,357
4/25/2013	4	18,641	4,246	2,383	952	77.22	114	15	54,848	1,198	56,438	63	87,722	200,269
4/26/2013	5	18,684	3,611	2,080	922	80.67	48	19	48,895	2,364	48,274	121	75,802	175,456
4/27/2013	6	14,569	1,568	905	348	89.24	58	42	29,838	6,115	14,986	82	27,578	78,599
4/28/2013	7	17,672	3,299	1,883	716	81.33	64	22	50,447	3,793	37,587	282	62,873	154,982
4/29/2013	1	18,594	2,788	1,603	624	85.01	96	27	45,945	2,507	29,822	267	52,462	131,003
4/30/2013	2	18,017	2,070	1,080	431	88.51	72	39	33,048	3,648	17,763	133	36,683	91,275

* Includes canceled and diverted flights listed in Columns H and I

** Does not include canceled and diverted flights

*** For cause of delay category definitions, see https://www.bts.gov/explore-topics-and-geography/topics/understanding-reporting-causes-flight-delays-and-cancellations-0

For additional details and calculations on weather's share of flight delays, see http://www.transtats.bts.gov/OT_Delay/OT_DelayCause1.asp

Day of Week Code

Monday 1
Tuesday 2
Wednesday 3
Thursday 4
Friday 5
Saturday 6
Sunday 7

USA Banner

April 2013 Day-by-Day Airline On-Time Performance