Worst US airports for delays

Dallas Love Field (DAL) has the lowest on-time departure rate among major US airports at 65.1%, with an average departure delay of 19.2 minutes. Ranking from US DOT BTS data. Last updated 2026-10-06.

#	Airport	On-time	Avg delay	Cancelled
1	Dallas Love Field (DAL)	65.1%	19.2 min	1.44%
2	Fort Lauderdale Hollywood International Airport (FLL)	68.4%	21.4 min	2.73%
3	Chicago Midway International Airport (MDW)	68.9%	17.9 min	2.54%
4	William P. Hobby Airport (HOU)	69.6%	16.2 min	0.93%
5	Aspen-Pitkin County Airport (Sardy Field) (ASE)	69.7%	27.8 min	7.64%
6	Nashville International Airport (BNA)	70%	18.2 min	1.97%
7	Baltimore/Washington International Thurgood Marshall Airport (BWI)	70.2%	17.3 min	2.17%
8	Dallas Fort Worth International Airport (DFW)	70.4%	21 min	2.41%
9	Ronald Reagan Washington National Airport (DCA)	72.8%	20 min	4.19%
10	San Francisco International Airport (SFO)	72.9%	17.3 min	1.48%
11	Orlando International Airport (MCO)	73%	17.6 min	1.99%
12	Miami International Airport (MIA)	73.3%	18.1 min	1.54%
13	Austin Bergstrom International Airport (AUS)	73.4%	17 min	1.33%
14	Harry Reid International Airport (LAS)	73.6%	14.6 min	1.07%
15	Chicago O'Hare International Airport (ORD)	73.7%	20.8 min	3.55%

On-time = departed within 15 minutes of schedule; major airports (≥5,000 recent flights). Source: US DOT Bureau of Transportation Statistics (BTS).

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US airport delays — FAQ

What is the worst US airport for delays?

Among major US airports, Dallas Love Field (DAL) has the lowest on-time departure rate at 65.1%, with an average departure delay of 19.2 minutes, based on US DOT BTS data.

How is 'on-time' defined?

A departure is on time if it leaves within 15 minutes of the scheduled time. The rate is the share of departures meeting that bar, from the US DOT BTS dataset.

Which US airports are most reliable?

The most on-time major US airports are KOA (86.5%), LIH (84.6%), ANC (84.4%), OGG (84.2%), GEG (84.2%).