The most reliable flight routes in the US

Busy nonstop routes with the highest share of flights arriving on time. Aug 2025 – Jul 2026.

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

#	Route	On time	Cancelled	Avg delay	Flights
1	SLC → HLN Salt Lake City to Helena	96%	0.3%	2 min	725
2	TWF → SLC Twin Falls to Salt Lake City	95%	0.5%	5 min	831
3	HLN → SLC Helena to Salt Lake City	95%	0.3%	4 min	725
4	SBA → SLC Santa Barbara to Salt Lake City	95%	0.9%	5 min	1,060
5	FAT → SLC Fresno to Salt Lake City	95%	0.5%	5 min	1,366
6	PSP → PDX Palm Springs to Portland	94%	1.8%	6 min	737
7	SUN → SLC Sun Valley/Hailey/Ketchum to Salt Lake City	94%	0.7%	7 min	1,078
8	SLC → FAT Salt Lake City to Fresno	94%	0.5%	4 min	1,366
9	PSC → SLC Pasco/Kennewick/Richland to Salt Lake City	94%	0.2%	7 min	1,178
10	SLC → RDM Salt Lake City to Bend/Redmond	94%	0.4%	7 min	729
11	SGU → SLC St. George to Salt Lake City	94%	0.2%	5 min	1,719
12	ABQ → SLC Albuquerque to Salt Lake City	94%	0.0%	5 min	1,154
13	SLC → GTF Salt Lake City to Great Falls	93%	0.7%	4 min	1,071
14	OGG → PHX Kahului to Phoenix	93%	0.2%	10 min	856
15	COS → SLC Colorado Springs to Salt Lake City	93%	0.1%	5 min	721
16	SLC → EUG Salt Lake City to Eugene	93%	0.0%	5 min	769
17	SLC → SUN Salt Lake City to Sun Valley/Hailey/Ketchum	93%	0.7%	4 min	1,078
18	MRY → DEN Monterey to Denver	93%	0.3%	6 min	728
19	SNA → PDX Santa Ana to Portland	93%	1.2%	4 min	1,550
20	TUS → SLC Tucson to Salt Lake City	93%	0.3%	6 min	1,112
21	PSP → SLC Palm Springs to Salt Lake City	93%	0.4%	7 min	1,078
22	SLC → TWF Salt Lake City to Twin Falls	93%	0.5%	7 min	831
23	BOI → LAX Boise to Los Angeles	93%	0.2%	6 min	1,373
24	SMF → ATL Sacramento to Atlanta	93%	1.4%	7 min	1,010
25	SLC → SBA Salt Lake City to Santa Barbara	93%	0.8%	5 min	1,060
26	EUG → SLC Eugene to Salt Lake City	93%	0.0%	6 min	769
27	SJC → ATL San Jose to Atlanta	93%	1.4%	5 min	901
28	GTF → SLC Great Falls to Salt Lake City	92%	0.7%	6 min	1,071
29	OKC → SLC Oklahoma City to Salt Lake City	92%	0.6%	7 min	720
30	SJC → SLC San Jose to Salt Lake City	92%	0.4%	7 min	1,801
31	SLC → COS Salt Lake City to Colorado Springs	92%	0.1%	5 min	721
32	SLC → PSP Salt Lake City to Palm Springs	92%	0.4%	5 min	1,078
33	TUS → ATL Tucson to Atlanta	92%	2.0%	10 min	809
34	PDX → MSP Portland to Minneapolis	92%	0.6%	6 min	1,543
35	SLC → SGU Salt Lake City to St. George	92%	0.2%	6 min	1,717
36	SLC → ABQ Salt Lake City to Albuquerque	92%	0.0%	5 min	1,154
37	IDA → SLC Idaho Falls to Salt Lake City	92%	0.4%	9 min	1,193
38	SLC → TUS Salt Lake City to Tucson	92%	0.2%	5 min	1,112
39	BIL → SLC Billings to Salt Lake City	92%	0.6%	8 min	1,074
40	ONT → SLC Ontario to Salt Lake City	92%	0.9%	8 min	1,239
41	RDM → PHX Bend/Redmond to Phoenix	91%	0.6%	9 min	840
42	MSO → SLC Missoula to Salt Lake City	91%	0.9%	8 min	1,059
43	BOI → PDX Boise to Portland	91%	0.6%	6 min	1,084
44	BOI → SLC Boise to Salt Lake City	91%	1.0%	8 min	1,740
45	RDM → SLC Bend/Redmond to Salt Lake City	91%	0.8%	10 min	729
46	LAX → CLE Los Angeles to Cleveland	91%	0.3%	6 min	759
47	GEG → MSP Spokane to Minneapolis	91%	0.8%	12 min	782
48	OMA → SLC Omaha to Salt Lake City	91%	0.1%	6 min	756
49	SLC → MFR Salt Lake City to Medford	91%	0.1%	8 min	729
50	BUR → SLC Burbank to Salt Lake City	91%	0.5%	9 min	1,473
51	GEG → LAX Spokane to Los Angeles	91%	0.6%	8 min	878
52	FCA → SLC Kalispell to Salt Lake City	91%	0.9%	11 min	1,111
53	PDX → SNA Portland to Santa Ana	91%	1.1%	4 min	1,550
54	CLE → IAH Cleveland to Houston	91%	0.0%	7 min	824
55	RNO → SLC Reno to Salt Lake City	91%	0.2%	9 min	1,198
56	BUR → PDX Burbank to Portland	91%	0.9%	7 min	996
57	SAT → DTW San Antonio to Detroit	91%	0.7%	7 min	944
58	GEG → SLC Spokane to Salt Lake City	91%	0.7%	9 min	1,671
59	ANC → PDX Anchorage to Portland	90%	0.0%	7 min	1,209
60	OGG → SFO Kahului to San Francisco	90%	0.8%	7 min	1,702
61	VPS → BNA Valparaiso to Nashville	90%	0.6%	8 min	818
62	SLC → OAK Salt Lake City to Oakland	90%	0.2%	6 min	1,643
63	BZN → MSP Bozeman to Minneapolis	90%	0.7%	9 min	805
64	MSN → ATL Madison to Atlanta	90%	2.1%	10 min	1,029
65	MFR → SEA Medford to Seattle	90%	1.3%	7 min	1,275
66	GSP → ATL Greer to Atlanta	90%	1.6%	9 min	2,819
67	SLC → FCA Salt Lake City to Kalispell	90%	0.7%	8 min	1,111
68	SFO → RDU San Francisco to Raleigh/Durham	90%	0.5%	7 min	887
69	LAX → GEG Los Angeles to Spokane	90%	0.3%	8 min	877
70	PIT → ATL Pittsburgh to Atlanta	90%	2.2%	8 min	2,754
71	BZN → SLC Bozeman to Salt Lake City	90%	0.5%	10 min	1,162
72	MFR → SLC Medford to Salt Lake City	90%	0.3%	10 min	729
73	SDF → ATL Louisville to Atlanta	90%	1.6%	10 min	2,717
74	SLC → OMA Salt Lake City to Omaha	90%	0.1%	7 min	755
75	LAX → MRY Los Angeles to Monterey	90%	0.6%	7 min	856
76	AUS → IAD Austin to Washington	90%	1.0%	11 min	1,042
77	ABQ → ATL Albuquerque to Atlanta	90%	1.8%	11 min	997
78	LGB → HNL Long Beach to Honolulu	90%	0.3%	7 min	730
79	CHS → ATL Charleston to Atlanta	90%	1.8%	9 min	3,221
80	PDX → OGG Portland to Kahului	90%	0.1%	5 min	728
81	SLC → OKC Salt Lake City to Oklahoma City	89%	0.6%	7 min	720
82	LAX → BOI Los Angeles to Boise	89%	0.1%	7 min	1,375
83	PSC → DEN Pasco/Kennewick/Richland to Denver	89%	0.5%	10 min	728
84	SLC → PSC Salt Lake City to Pasco/Kennewick/Richland	89%	0.2%	8 min	1,178
85	DAY → ATL Dayton to Atlanta	89%	2.0%	10 min	1,402
86	ONT → ATL Ontario to Atlanta	89%	1.8%	11 min	937
87	DSM → ATL Des Moines to Atlanta	89%	2.4%	11 min	1,252
88	LGB → SLC Long Beach to Salt Lake City	89%	0.4%	8 min	1,567
89	OGG → LAS Kahului to Las Vegas	89%	0.5%	6 min	735
90	SLC → ONT Salt Lake City to Ontario	89%	1.0%	7 min	1,239
91	ABR → MSP Aberdeen to Minneapolis	89%	1.5%	20 min	754
92	PDX → SLC Portland to Salt Lake City	89%	1.1%	7 min	2,374
93	HSV → ATL Huntsville to Atlanta	89%	2.0%	10 min	2,236
94	LIT → ATL Little Rock to Atlanta	89%	2.0%	11 min	2,294
95	BMI → DFW Bloomington/Normal to Dallas/Fort Worth	89%	1.5%	9 min	727
96	JAN → ATL Jackson/Vicksburg to Atlanta	89%	1.6%	10 min	1,956
97	SLC → IDA Salt Lake City to Idaho Falls	89%	0.4%	8 min	1,193
98	GSO → ATL Greensboro/High Point to Atlanta	89%	2.1%	11 min	2,754
99	MAF → DAL Midland/Odessa to Dallas	89%	1.3%	8 min	1,353
100	SFO → LIH San Francisco to Lihue	89%	0.0%	6 min	897

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.