Which large US airport is the most punctual?

Salt Lake City (SLC): 84.7% of its 117,896 departures by US airlines arrived within 15 minutes of schedule from August 2025 to July 2026, the highest of 68 US airports with at least 20,000 departures.

Which large US airport is the least punctual?

Fort Lauderdale Hollywood (FLL), where 70.8% of departures arrived on time from August 2025 to July 2026.

Which is the busiest US airport for domestic flights?

Chicago O'Hare (ORD), with 359,911 departures by US airlines to 193 destinations from August 2025 to July 2026.

How are airports measured?

By the share of flights departing from each airport that arrived at their destination within 15 minutes of schedule, counted over flights that operated. Across all US domestic flights in the period the share was 77.6%. Source: US Bureau of Transportation Statistics.

US airports · August 2025 to July 2026

US airports ranked by punctuality

Name: US airports ranked by on-time departures, August 2025 to July 2026
Creator: TripStow
License: https://tripstow.com/notices

TripStow has on-time figures for 352 airports served by US airlines' domestic flights from August 2025 to July 2026. Of the 68 airports with at least 20,000 departures, Salt Lake City (SLC) was the most punctual, with 84.7% of departures arriving on time, and Fort Lauderdale Hollywood (FLL) the least, at 70.8%. The US average was 77.6%. Figures are from the US Bureau of Transportation Statistics.

Large airports ranked by on-time departures

#	Airport	On time	Departures	Destinations
1	Salt Lake City (SLC)	84.7%	117,896	95
2	Anchorage (ANC)	84.6%	20,008	36
3	Boise (BOI)	83.6%	23,701	25
4	Kahului (OGG)	83.4%	25,694	22
5	Albuquerque (ABQ)	83.4%	24,621	31
6	Honolulu (HNL)	82.9%	58,088	33
7	Portland (PDX)	82.8%	63,282	74
8	San Jose (SJC)	82.6%	43,338	44
9	Sacramento (SMF)	82.2%	56,306	45
10	Burbank (BUR)	82.2%	29,940	34
11	Ontario (ONT)	82.1%	25,854	25
12	San Antonio (SAT)	81.9%	40,226	40
13	Louisville (SDF)	81.8%	23,144	46
14	Santa Ana (SNA)	81.5%	45,231	39
15	Pittsburgh (PIT)	81.5%	42,857	47
16	Washington Dulles (IAD)	81.4%	58,031	78
17	Oklahoma City (OKC)	81.3%	23,917	32
18	Reno Tahoe (RNO)	81.1%	21,028	24
19	Omaha (OMA)	81%	25,258	36
20	Columbus (CMH)	80.8%	44,711	40
21	Indianapolis (IND)	80.7%	48,559	53
22	Memphis (MEM)	80.2%	24,723	32
23	Kansas City (MCI)	80.1%	49,298	59
24	Los Angeles (LAX)	80%	190,106	106
25	Jacksonville (JAX)	79.9%	29,091	41
26	Cleveland Hopkins (CLE)	79.8%	40,516	39
27	Seattle Tacoma (SEA)	79.6%	164,821	92
28	Charleston (CHS)	79.6%	24,565	29
29	Norfolk (ORF)	79.6%	20,186	30
30	Minneapolis (MSP)	79.4%	114,287	122
31	Cincinnati Northern Kentucky (CVG)	79.4%	33,916	47
32	Oakland (OAK)	79.1%	31,406	32
33	Raleigh-durham (RDU)	79%	55,461	42
34	Windsor Locks (BDL)	78.8%	22,344	24
35	Houston (IAH)	78.7%	119,020	118
36	Phoenix Sky Harbor (PHX)	78.3%	197,642	119
37	Tampa (TPA)	78.3%	76,797	60
38	New Orleans (MSY)	78.3%	49,152	47
39	Atlanta (ATL)	78.2%	315,859	153
40	Fort Myers (RSW)	78.2%	34,831	51
41	Milwaukee (MKE)	78.2%	29,355	35
42	St. Louis (STL)	78%	63,318	65
43	Newark Liberty (EWR)	77.9%	122,705	91
44	Baltimore (BWI)	77.9%	94,429	73
45	Las Vegas (LAS)	77.7%	172,932	129
46	Buffalo Niagara (BUF)	77.7%	20,726	34
47	San Diego (SAN)	77.4%	100,196	73
48	San Juan (SJU)	77.4%	35,302	38
49	Detroit (DTW)	77%	121,889	105
50	Denver (DEN)	76.9%	319,208	193
51	Houston (HOU)	76.8%	53,894	70
52	Charlotte Douglas (CLT)	76.6%	181,506	141
53	San Francisco (SFO)	76.6%	147,566	84
54	Austin Bergstrom (AUS)	76.6%	89,507	85
55	Nashville (BNA)	75.7%	109,436	105
56	Philadelphia (PHL)	75.7%	100,793	90
57	Boston (BOS)	75.6%	143,447	83
58	New York (JFK)	75.6%	102,683	75
59	Chicago Midway (MDW)	75.3%	73,744	87
60	West Palm Beach (PBI)	75.1%	31,406	34
61	Orlando (MCO)	74.5%	160,601	91
62	Miami (MIA)	73.7%	111,186	97
63	New York (LGA)	73.5%	135,840	78
64	Washington (DCA)	72.9%	142,173	104
65	Dallas Love Field (DAL)	72.8%	70,439	81
66	Dallas-Fort Worth (DFW)	72.1%	312,515	187
67	Chicago O'Hare (ORD)	71.6%	359,911	193
68	Fort Lauderdale Hollywood (FLL)	70.8%	90,381	105

August 2025 to July 2026. On time means the flight arrived within 15 minutes of schedule. Departures by US airlines on domestic flights. Source: US Bureau of Transportation Statistics, public domain.

Questions and answers

Which large US airport is the most punctual?: Salt Lake City (SLC): 84.7% of its 117,896 departures by US airlines arrived within 15 minutes of schedule from August 2025 to July 2026, the highest of 68 US airports with at least 20,000 departures.
Which large US airport is the least punctual?: Fort Lauderdale Hollywood (FLL), where 70.8% of departures arrived on time from August 2025 to July 2026.
Which is the busiest US airport for domestic flights?: Chicago O'Hare (ORD), with 359,911 departures by US airlines to 193 destinations from August 2025 to July 2026.
How are airports measured?: By the share of flights departing from each airport that arrived at their destination within 15 minutes of schedule, counted over flights that operated. Across all US domestic flights in the period the share was 77.6%. Source: US Bureau of Transportation Statistics.

Every airport, by city

More rankings: the US airline on-time league table and the most and least punctual US routes.

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