US flight routes with the most cancellations

Busy nonstop routes with the highest share of scheduled flights cancelled. Aug 2025 – Jul 2026.

Only routes with at least 720 flights in the period are ranked.

#	Route	On time	Cancelled	Avg delay	Flights
1	ASE → DFW Aspen to Dallas/Fort Worth	67%	7.2%	37 min	1,185
2	CLE → DCA Cleveland to Washington	65%	7.1%	36 min	1,611
3	CMX → ORD Hancock/Houghton to Chicago	68%	7.1%	43 min	792
4	MYR → EWR Myrtle Beach to Newark	80%	7.0%	17 min	975
5	ASE → LAX Aspen to Los Angeles	73%	6.8%	34 min	1,235
6	MKE → LGA Milwaukee to New York	82%	6.8%	17 min	841
7	DCA → CLE Washington to Cleveland	66%	6.8%	27 min	1,610
8	ORF → JFK Norfolk to New York	81%	6.7%	15 min	731
9	DCA → BGR Washington to Bangor	68%	6.6%	24 min	1,116
10	LGA → ILM New York to Wilmington	75%	6.6%	18 min	1,027
11	LGA → IAD New York to Washington	77%	6.6%	20 min	999
12	ILM → DCA Wilmington to Washington	68%	6.6%	28 min	880
13	ORD → CMX Chicago to Hancock/Houghton	69%	6.6%	41 min	792
14	IAD → LGA Washington to New York	74%	6.5%	20 min	999
15	ILM → LGA Wilmington to New York	77%	6.4%	17 min	1,027
16	LGA → MKE New York to Milwaukee	83%	6.4%	12 min	841
17	DCA → HPN Washington to White Plains	63%	6.4%	32 min	1,359
18	HPN → DCA White Plains to Washington	62%	6.3%	40 min	1,356
19	LGA → ORF New York to Norfolk	76%	6.3%	16 min	1,289
20	LGA → RIC New York to Richmond	76%	6.3%	17 min	2,276
21	GSO → LGA Greensboro/High Point to New York	77%	6.2%	19 min	1,775
22	DCA → MHT Washington to Manchester	68%	6.2%	23 min	1,082
23	LGA → GSP New York to Greer	76%	6.2%	18 min	926
24	LGA → MSN New York to Madison	72%	6.0%	23 min	914
25	LGA → OKC New York to Oklahoma City	73%	5.9%	24 min	774
26	DCA → LGA Washington to New York	67%	5.9%	26 min	4,832
27	ASE → ORD Aspen to Chicago	64%	5.8%	38 min	1,133
28	BGR → DCA Bangor to Washington	70%	5.8%	35 min	1,117
29	DCA → ILM Washington to Wilmington	73%	5.8%	20 min	880
30	BOS → LGA Boston to New York	77%	5.8%	18 min	7,342
31	CHS → JFK Charleston to New York	75%	5.7%	21 min	785
32	JFK → CHS New York to Charleston	75%	5.7%	18 min	787
33	CHS → LGA Charleston to New York	76%	5.7%	26 min	1,471
34	RIC → LGA Richmond to New York	73%	5.7%	22 min	2,278
35	LAW → DFW Lawton/Fort Sill to Dallas/Fort Worth	76%	5.7%	27 min	1,072
36	ORF → LGA Norfolk to New York	76%	5.7%	21 min	1,288
37	ROC → DCA Rochester to Washington	67%	5.6%	37 min	1,033
38	JFK → ORD New York to Chicago	72%	5.6%	25 min	2,074
39	JFK → RDU New York to Raleigh/Durham	75%	5.6%	19 min	2,344
40	BUF → JFK Buffalo to New York	77%	5.6%	21 min	1,217
41	LGA → GSO New York to Greensboro/High Point	76%	5.6%	17 min	1,773
42	MGM → DFW Montgomery to Dallas/Fort Worth	74%	5.6%	38 min	1,058
43	ORD → CAK Chicago to Akron	65%	5.6%	34 min	2,028
44	BDL → DCA Hartford to Washington	68%	5.6%	27 min	1,708
45	RDU → LGA Raleigh/Durham to New York	70%	5.5%	24 min	2,595
46	MHT → DCA Manchester to Washington	70%	5.5%	30 min	1,082
47	LGA → MEM New York to Memphis	75%	5.5%	20 min	1,067
48	LGA → BUF New York to Buffalo	76%	5.5%	17 min	1,758
49	DCA → ROC Washington to Rochester	69%	5.4%	25 min	1,032
50	LGA → CLE New York to Cleveland	74%	5.4%	19 min	1,793
51	CLE → LGA Cleveland to New York	76%	5.4%	20 min	1,796
52	JFK → DCA New York to Washington	67%	5.4%	24 min	2,520
53	GSP → LGA Greer to New York	75%	5.4%	22 min	927
54	LGA → BOS New York to Boston	74%	5.4%	19 min	7,343
55	CAK → ORD Akron to Chicago	73%	5.4%	32 min	2,026
56	LGA → DCA New York to Washington	67%	5.4%	21 min	4,829
57	MSN → LGA Madison to New York	86%	5.4%	10 min	914
58	LGA → GRR New York to Grand Rapids	79%	5.3%	15 min	940
59	DFW → MGM Dallas/Fort Worth to Montgomery	74%	5.3%	23 min	1,058
60	EWR → GSP Newark to Greer	86%	5.3%	10 min	776
61	DCA → BDL Washington to Hartford	69%	5.3%	24 min	1,707
62	LGA → ORD New York to Chicago	68%	5.3%	29 min	11,611
63	LGA → RDU New York to Raleigh/Durham	73%	5.2%	20 min	2,598
64	ALB → DCA Albany to Washington	67%	5.2%	33 min	1,185
65	ORF → EWR Norfolk to Newark	82%	5.2%	17 min	822
66	EWR → ORF Newark to Norfolk	80%	5.2%	12 min	822
67	RDU → DCA Raleigh/Durham to Washington	62%	5.2%	31 min	2,009
68	DCA → JFK Washington to New York	77%	5.2%	17 min	2,488
69	DCA → CAE Washington to Columbia	67%	5.2%	25 min	1,091
70	JFK → BUF New York to Buffalo	74%	5.2%	22 min	1,218
71	MSY → JFK New Orleans to New York	79%	5.2%	18 min	1,142
72	TVC → ORD Traverse City to Chicago	71%	5.2%	31 min	2,768
73	LGA → PWM New York to Portland	78%	5.2%	14 min	1,183
74	DCA → ALB Washington to Albany	67%	5.1%	28 min	1,185
75	EWR → SDF Newark to Louisville	81%	5.1%	15 min	992
76	DCA → SDF Washington to Louisville	75%	5.1%	18 min	1,031
77	DEN → ASE Denver to Aspen	75%	5.1%	25 min	2,724
78	DTW → LGA Detroit to New York	75%	5.1%	20 min	3,936
79	DFW → LAW Dallas/Fort Worth to Lawton/Fort Sill	74%	5.1%	29 min	1,072
80	XNA → LGA Fayetteville to New York	78%	5.1%	21 min	897
81	ORD → MLI Chicago to Moline	70%	5.1%	25 min	2,264
82	CLE → PHL Cleveland to Philadelphia	78%	5.1%	22 min	1,001
83	MLI → ORD Moline to Chicago	73%	5.1%	29 min	2,264
84	JFK → MSY New York to New Orleans	81%	5.1%	15 min	1,142
85	DCA → GRR Washington to Grand Rapids	64%	5.1%	32 min	730
86	ORD → LGA Chicago to New York	67%	5.1%	27 min	11,611
87	SYR → DCA Syracuse to Washington	66%	5.1%	30 min	1,029
88	LGA → IND New York to Indianapolis	77%	5.0%	17 min	2,521
89	LGA → CHS New York to Charleston	74%	5.0%	19 min	1,471
90	GSO → DCA Greensboro/High Point to Washington	71%	5.0%	28 min	796
91	LGA → XNA New York to Fayetteville	77%	5.0%	18 min	896
92	ORD → CHA Chicago to Chattanooga	70%	5.0%	25 min	956
93	CVG → DCA Cincinnati to Washington	63%	5.0%	39 min	1,017
94	ASE → DEN Aspen to Denver	76%	5.0%	25 min	2,725
95	MQT → ORD Marquette to Chicago	73%	5.0%	35 min	744
96	ORD → MQT Chicago to Marquette	75%	5.0%	28 min	744
97	DCA → MSN Washington to Madison	71%	4.9%	26 min	1,213
98	MKE → EWR Milwaukee to Newark	78%	4.9%	19 min	850
99	DAY → ORD Dayton to Chicago	73%	4.9%	28 min	1,781
100	LGA → DFW New York to Dallas/Fort Worth	71%	4.9%	25 min	6,700

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.