← June 2024 · August 2024 → · All months

68% of flights arrived on time in July 2024, and 2.9% were cancelled. Hawaiian Airlines was the most punctual airline (84%); Spirit Airlines was the least (61%). The most delayed busy route was CLT → IND (36% on time).

Airlines

#	Airline	Flights	On time	Year earlier	Cancelled
1	Hawaiian Airlines	6,820	84%	—	0.8%
2	Alaska Airlines	38,462	76%	—	0.7%
3	Southwest Airlines	127,642	71%	—	0.7%
4	United Airlines	118,284	70%	—	3.5%
5	Allegiant Air	12,861	68%	—	3.2%
6	JetBlue	20,182	68%	—	1.2%
7	Delta Air Lines	138,426	68%	—	5.6%
8	American Airlines	169,929	66%	—	2.2%
9	Frontier Airlines	19,432	62%	—	4.5%
10	Spirit Airlines	24,769	61%	—	5.2%

Most delayed routes

Route	Flights	On time
CLT → IND	153	36%
MDW → HOU	171	40%
CLT → SAT	120	40%
DFW → SMF	169	40%
CLT → SEA	151	40%
SJU → PHL	136	42%
CLT → AUS	179	42%
CLT → JAX	181	43%
ALB → CLT	122	43%
CLT → CLE	171	43%
CLT → RDU	331	43%
CLT → PIT	153	44%
IAH → TPA	153	44%
CLT → XNA	122	44%
PHL → SJU	137	45%
DFW → DSM	121	45%
PNS → DFW	216	45%
ATL → ORF	236	45%
IAH → EWR	341	45%
SYR → CLT	122	46%

Most reliable routes

Route	Flights	On time
SJC → HNL	124	94%
PDX → SNA	123	94%
BOI → PDX	148	93%
PDX → GEG	145	92%
KOA → OGG	155	92%
SFO → OGG	155	92%
LAX → LIH	175	91%
OGG → KOA	156	90%
BOI → PHX	136	90%
CMH → IAD	124	90%
ITO → HNL	542	89%
SEA → MFR	205	89%
PDX → BOI	148	89%
GEG → PDX	145	89%
MFR → SEA	205	89%
KOA → HNL	681	89%
LBB → DAL	138	88%
OAK → LGB	145	88%
LIH → HNL	736	88%
ALB → PHL	124	88%

Airports

Airports with at least 3,000 departures in the month, most punctual first.

#	Airport	Departures	On time	Cancelled
1	HNL Honolulu	5,494	83%	0.9%
2	SJC San Jose	4,624	80%	1.3%
3	PDX Portland	6,865	79%	1.8%
4	OAK Oakland	3,850	78%	1.0%
5	SNA Orange County John Wayne	3,759	77%	2.5%
6	SMF Sacramento	5,091	77%	1.4%
7	SFO San Francisco	11,933	75%	2.4%
8	CMH John Glenn Columbus	3,937	75%	2.7%
9	SLC Salt Lake City	9,977	74%	3.3%
10	SEA Seattle-Tacoma	18,306	74%	1.5%
11	LAX Los Angeles LAX	17,650	74%	2.4%
12	MCI Kansas City	4,778	73%	2.7%
13	IAD Washington Dulles	7,504	72%	2.0%
14	CLE Cleveland Hopkins	3,969	72%	3.5%
15	PIT Pittsburgh	4,241	72%	3.9%
16	PHX Phoenix Sky Harbor	15,842	72%	1.6%
17	IND Indianapolis	4,310	72%	2.8%
18	DEN Denver	28,401	71%	1.6%
19	BNA Nashville	9,247	70%	1.8%
20	BOS Boston Logan	13,061	70%	2.8%
21	CVG Cincinnati Northern Kentucky	4,014	70%	3.8%
22	DTW Detroit Metro	11,931	70%	4.1%
23	DAL Dallas Love Field	6,447	70%	0.8%
24	SJU San Juan	3,570	69%	1.8%
25	STL St. Louis Lambert	6,260	68%	1.9%
26	SAN San Diego	8,775	68%	1.9%
27	SAT San Antonio	3,806	68%	3.3%
28	DCA Washington Reagan National	12,246	67%	3.4%
29	AUS Austin-Bergstrom	7,832	67%	2.1%
30	MSP Minneapolis-St. Paul	11,926	67%	4.1%
31	RDU Raleigh-Durham	5,782	66%	4.3%
32	LGA LaGuardia	14,362	66%	5.4%
33	JFK New York JFK	10,870	66%	3.9%
34	PHL Philadelphia	11,761	66%	3.2%
35	MDW Chicago Midway	7,884	66%	1.3%
36	ORD Chicago O'Hare	28,141	66%	2.5%
37	FLL Fort Lauderdale	7,391	65%	2.9%
38	LAS Las Vegas Harry Reid	16,399	65%	2.6%
39	TPA Tampa	6,327	64%	2.7%
40	MSY New Orleans	4,292	63%	3.2%
41	HOU Houston Hobby	5,229	63%	4.5%
42	MCO Orlando	13,337	63%	2.6%
43	MIA Miami	8,733	63%	2.1%
44	EWR Newark	12,256	62%	5.1%
45	DFW Dallas/Fort Worth	29,293	62%	1.8%
46	ATL Atlanta Hartsfield-Jackson	30,164	59%	5.9%
47	BWI Baltimore/Washington	9,116	58%	1.7%
48	CLT Charlotte Douglas	22,211	56%	3.2%
49	IAH Houston Bush Intercontinental	15,151	55%	7.7%

Routes need 120+ flights in the month to be ranked (1,953 were). Figures as published by BTS; frozen 2026-08. Method.

July 2024 report

Airlines

Most delayed routes

Most reliable routes

Airports