US airport delays

What is disrupted right now, from the FAA's live status feed, and how often flights actually ran late, from the Department of Transportation's flight-by-flight records, which arrive about two to three months after the month ends. Back to World Pulse.

Live now — FAA · checked 20:30 UTC

BOS · Ground delay program
avg 148 min, max 399 min · runway construction
since 11-07 13:00 UTC (first seen)
4 closure / restriction notices (mostly NOTAMs limiting some aircraft)
SNAClosure!SNA 11/003 SNA AD AP CLSD DLY 0730-1415 2611030730-2611081415
LASRestricted (NOTAM)!LAS 10/160 LAS AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC 24HR PPR 702-261-7775 2610281926-2701272300
LAXRestricted (NOTAM)!LAX 05/277 LAX AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC 24HR PPR CTC ATLANTIC AVIATION 310-258-9884 OR SIGNATURE AVIATION 310-410-9605 2605271826-2705281600
SANRestricted (NOTAM)!SAN 10/004 SAN AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC PPR 619-298-7704 2610011633-2701010800
Month Aug 2026 Jul 2026 Jun 2026 May 2026 Apr 2026 Mar 2026 Feb 2026 Jan 2026 Dec 2025 Nov 2025 Oct 2025 Sep 2025 Aug 2025 Measure Departures Arrivals
15%45%+ of arrivals 15+ min late dot size = flights · ring = FAA program live now

Nationally, August 2024

23.5%
of 604,303 arrivals ran 15+ min late · usual for August: 22.4% · 2.1% cancelled
Last 37 months · dashed = usual for that month (median of up to 5 earlier years, 2020 left out)
Where late-arrival minutes came from
Late aircraft 40%
Airline 34%
Air traffic 20%
Weather 6%
Security 0%

Airports, August 2024 (arrivals)

AirportCityFlightsLate 15+ vs usual CancelledAvg minMain cause
ATL Atlanta, GA 29,482 17.3% +1.1 1.1% 14 Airline
DFW Dallas/Fort Worth, TX 27,901 22.1% +0.2 1.0% 21 Late aircraft
DEN Denver, CO 27,330 21.3% -0.6 0.9% 17 Late aircraft
ORD Chicago, IL 25,483 27.1% +3.5 1.5% 22 Late aircraft
CLT Charlotte, NC 19,151 26.1% +6.6 3.3% 24 Late aircraft
LAX Los Angeles, CA 17,184 19.0% +0.1 0.9% 14 Airline
LAS Las Vegas, NV 16,112 24.0% -0.1 0.9% 17 Late aircraft
SEA Seattle, WA 15,983 23.8% +6.0 0.9% 16 Late aircraft
PHX Phoenix, AZ 15,422 20.0% +0.6 0.7% 16 Late aircraft
LGA New York, NY 14,136 26.1% +1.8 7.5% 24 Air traffic
BOS Boston, MA 13,206 30.3% +3.2 3.6% 27 Late aircraft
MCO Orlando, FL 12,174 30.0% +3.1 3.3% 25 Late aircraft
SFO San Francisco, CA 12,041 24.0% +2.5 0.9% 16 Airline
DCA Washington, DC 11,873 26.2% +3.2 3.6% 24 Late aircraft
DTW Detroit, MI 11,833 22.2% +5.2 1.6% 19 Airline
MSP Minneapolis, MN 11,745 23.9% +7.8 0.8% 18 Airline
EWR Newark, NJ 10,866 26.0% -4.2 7.1% 26 Air traffic
JFK New York, NY 10,856 28.7% +1.7 6.4% 28 Late aircraft
IAH Houston, TX 10,276 20.6% +0.9 1.5% 17 Late aircraft
PHL Philadelphia, PA 10,238 31.6% +7.5 4.8% 28 Late aircraft
SLC Salt Lake City, UT 9,806 17.5% +2.1 0.5% 14 Airline
BWI Baltimore, MD 8,946 25.7% +2.7 2.5% 18 Late aircraft
BNA Nashville, TN 8,769 20.7% -1.2 1.6% 15 Late aircraft
SAN San Diego, CA 8,576 22.8% +1.4 0.8% 14 Late aircraft
MIA Miami, FL 8,455 30.4% +5.0 4.3% 26 Late aircraft
MDW Chicago, IL 7,201 19.3% -3.4 0.9% 13 Late aircraft
AUS Austin, TX 7,156 22.1% +0.0 0.9% 15 Late aircraft
FLL Fort Lauderdale, FL 6,887 32.1% +2.6 3.7% 27 Late aircraft
TPA Tampa, FL 5,897 27.9% +2.0 3.9% 22 Late aircraft
DAL Dallas, TX 5,891 18.6% -0.5 0.7% 11 Late aircraft
STL St. Louis, MO 5,751 19.8% -2.9 1.3% 14 Late aircraft
PDX Portland, OR 5,545 21.4% +2.2 0.6% 15 Late aircraft
RDU Raleigh/Durham, NC 5,533 28.7% +4.3 3.1% 24 Late aircraft
HNL Honolulu, HI 5,273 14.1% -4.4 1.2% 9 Airline
SMF Sacramento, CA 5,059 20.5% -1.8 0.6% 13 Late aircraft
HOU Houston, TX 4,701 18.3% -1.1 0.7% 11 Late aircraft
SJC San Jose, CA 4,616 17.1% -2.9 0.5% 10 Late aircraft
IAD Washington, DC 4,574 20.2% -1.7 2.8% 17 Late aircraft
MCI Kansas City, MO 4,374 22.8% -1.9 1.3% 16 Late aircraft
PIT Pittsburgh, PA 3,997 27.0% +4.3 3.8% 21 Late aircraft
IND Indianapolis, IN 3,900 24.0% +1.2 3.3% 19 Late aircraft
MSY New Orleans, LA 3,768 26.0% +2.4 1.7% 18 Late aircraft
SNA Santa Ana, CA 3,708 15.5% -3.6 0.6% 10 Late aircraft
CMH Columbus, OH 3,705 24.3% +2.3 2.7% 18 Late aircraft
SAT San Antonio, TX 3,639 23.7% +0.9 1.1% 17 Late aircraft
CLE Cleveland, OH 3,612 26.4% +1.1 3.7% 19 Late aircraft
CVG Cincinnati, OH 3,599 26.1% +3.2 3.0% 21 Late aircraft
OAK Oakland, CA 3,555 18.8% -3.1 0.6% 11 Late aircraft
SJU San Juan, PR 3,015 33.4% +1.7 2.4% 27 Airline
BUR Burbank, CA 2,746 18.2% -3.8 1.2% 11 Late aircraft
MKE Milwaukee, WI 2,600 25.2% -0.7 1.9% 18 Airline
JAX Jacksonville, FL 2,492 29.4% +3.3 4.1% 22 Late aircraft
ONT Ontario, CA 2,428 19.2% -6.6 0.7% 12 Late aircraft
CHS Charleston, SC 2,323 25.9% +3.3 5.4% 20 Late aircraft
OGG Kahului, HI 2,271 10.3% -6.8 0.3% 6 Airline
ANC Anchorage, AK 2,235 24.7% +4.4 0.9% 14 Late aircraft
BOI Boise, ID 2,100 20.3% +0.6 0.2% 13 Late aircraft
ABQ Albuquerque, NM 2,077 22.1% -0.1 0.4% 13 Late aircraft
BUF Buffalo, NY 2,065 31.3% +3.2 3.9% 24 Airline
SDF Louisville, KY 2,056 24.9% +3.1 2.4% 20 Airline
MEM Memphis, TN 2,041 25.7% +0.5 2.0% 17 Late aircraft
BDL Hartford, CT 2,036 29.1% +0.3 2.4% 22 Late aircraft
OMA Omaha, NE 1,997 24.8% +2.2 1.1% 16 Late aircraft
OKC Oklahoma City, OK 1,973 23.3% +0.8 0.9% 15 Late aircraft
ORF Norfolk, VA 1,973 28.0% +1.8 4.0% 24 Airline
RNO Reno, NV 1,947 23.2% +0.2 0.5% 15 Late aircraft
PBI West Palm Beach/Palm Beach, FL 1,944 34.6% +6.7 4.0% 28 Airline
RSW Fort Myers, FL 1,917 24.3% +0.3 3.9% 18 Airline
MYR Myrtle Beach, SC 1,741 25.7% +3.9 4.8% 19 Late aircraft
GEG Spokane, WA 1,638 23.2% +1.6 0.1% 15 Airline
SAV Savannah, GA 1,616 24.6% +1.1 4.6% 19 Late aircraft
ELP El Paso, TX 1,596 20.6% -1.4 0.5% 15 Late aircraft
RIC Richmond, VA 1,546 29.8% +5.6 3.5% 23 Late aircraft
TUL Tulsa, OK 1,526 25.4% +3.0 0.8% 16 Late aircraft
GSP Greer, SC 1,481 24.5% +3.0 2.6% 18 Late aircraft
TYS Knoxville, TN 1,476 24.8% +1.1 2.0% 19 Late aircraft
GRR Grand Rapids, MI 1,474 26.8% +3.3 2.0% 18 Airline
PWM Portland, ME 1,469 25.8% +1.3 4.4% 18 Late aircraft
LGB Long Beach, CA 1,443 11.6% -9.8 0.0% 6 Late aircraft
TUS Tucson, AZ 1,430 21.3% -0.8 0.3% 16 Late aircraft
BHM Birmingham, AL 1,427 23.9% +0.8 1.8% 18 Late aircraft
KOA Kona, HI 1,407 14.4% -1.1 0.5% 10 Airline
LIH Lihue, HI 1,395 10.5% -2.3 1.1% 6 Airline
PVD Providence, RI 1,377 27.9% +2.9 1.9% 24 Late aircraft
DSM Des Moines, IA 1,316 27.8% +3.3 2.1% 23 Late aircraft
XNA Fayetteville, AR 1,238 20.7% +0.2 0.9% 15 Late aircraft
AVL Asheville, NC 1,196 25.5% -0.4 2.7% 19 Late aircraft
PNS Pensacola, FL 1,172 24.1% +0.6 1.1% 17 Late aircraft
SYR Syracuse, NY 1,134 29.9% +3.9 5.2% 23 Late aircraft
COS Colorado Springs, CO 1,129 26.2% +1.1 0.4% 18 Airline
MSN Madison, WI 1,129 28.9% +7.0 1.4% 21 Late aircraft
BZN Bozeman, MT 1,113 23.5% +3.1 0.5% 16 Late aircraft
LIT Little Rock, AR 1,107 23.8% +0.4 1.1% 16 Late aircraft
GSO Greensboro/High Point, NC 1,096 25.6% +2.8 3.6% 20 Late aircraft
ALB Albany, NY 1,081 30.4% +4.5 2.0% 21 Late aircraft
ROC Rochester, NY 1,061 30.5% +6.0 4.6% 23 Airline
HPN White Plains, NY 1,042 32.1% +7.1 3.6% 29 Late aircraft
FAT Fresno, CA 1,009 24.3% +3.0 0.4% 15 Late aircraft
98 airports with 1,000+ flights this month, busiest first. Click a header to sort.

Airlines — arrivals 15+ min late

AirlineFlightsLateCanc.
Hawaiian6,82911.8%1.5%
Delta90,39719.2%0.8%
Envoy25,92519.9%0.7%
Republic25,91620.1%7.1%
SkyWest65,39020.3%0.4%
Southwest118,33820.3%0.9%
Endeavor17,10220.8%6.9%
United65,93923.1%2.0%
Allegiant9,24424.9%2.2%
PSA20,73025.0%3.0%
Alaska23,26525.2%1.1%
Spirit24,67629.9%4.0%
American85,96331.0%2.9%
Frontier18,81332.5%3.3%
JetBlue20,49836.1%4.5%
Regional airlines (SkyWest, Envoy, Republic, PSA…) fly under the big brands' names.

Worst days this month

DateAirportLateCanc.
08-05MCO 73%33%
08-05TPA 68%41%
08-04TPA 72%35%
08-04MIA 62%46%
08-09LGA 73%21%
08-04MCO 70%24%
08-05FLL 66%29%
08-05MIA 58%33%
08-04BOS 61%22%
08-04FLL 61%22%
Ranked by share of flights late or cancelled; airports with 150+ flights that day.

FAA programs and delays, last 7 days

AirportWhatStarted (UTC)HoursPeak avgReason
LGAGround stop 11-07 19:30 1.0 — wind
BOSGround stop 11-07 19:15 0.5 — runway construction
MCODeparture delays 11-07 18:15 2.0 31 min RWY:Maintenance
MIADeparture delays 11-07 18:00 0.5 16 min RWY:Construction
BOSDeparture delays 11-07 14:00 4.2 61 min RWY:Construction
BOSGround delay program 11-07 13:00 7.5+ 148 min runway construction
SEAGround delay program 11-07 01:30 4.0 51 min other
LGAGround stop 11-07 00:45 1.0 — airport volume
PHLDeparture delays 11-07 00:30 1.7 31 min TM Initiatives:SWAP:WX
SEADeparture delays 11-07 00:30 1.2 16 min RWY:Construction
JFKDeparture delays 11-07 00:15 1.8 16 min TM Initiatives:SWAP:WX
MCODeparture delays 11-07 00:15 0.3 16 min RWY:CLSD EQUIP OUTAGE
LASDeparture delays 11-06 23:45 2.3 16 min VOL:Volume
SANDeparture delays 11-06 23:15 1.5 31 min VOL:Compacted Demand
SEADeparture delays 11-06 21:30 0.5 16 min RWY:Construction
HPNGround stop 11-06 21:00 1.0 — thunderstorms
SANDeparture delays 11-06 20:30 2.2 16 min VOL:Compacted Demand
OPFDeparture delays 11-06 20:15 0.2 16 min VOL:Compacted Demand
EWRGround stop 11-06 19:00 2.0 — thunderstorms
BFIGround stop 11-06 19:00 0.7 — other
SANDeparture delays 11-06 19:00 0.2 16 min VOL:Volume
BFIGround delay program 11-06 18:30 6.5 258 min other
PHXDeparture delays 11-06 17:30 0.5 16 min VOL:Multi-taxi
EWRGround delay program 11-06 17:15 11.0 156 min thunderstorms
BOSGround stop 11-06 16:45 2.0 — thunderstorms
BOSDeparture delays 11-06 16:45 2.5 46 min WX:Thunderstorms
OPFDeparture delays 11-06 16:45 0.2 16 min TM Initiatives:MINIT:VOL
LGAGround stop 11-06 16:30 5.5 — thunderstorms
JFKGround stop 11-06 16:15 3.2 — thunderstorms
EWRGround stop 11-06 16:00 1.2 — thunderstorms
DCADeparture delays 11-06 16:00 5.5 136 min TM Initiatives:SWAP:WX
MIADeparture delays 11-06 16:00 0.5 31 min TM INITIATIVES:OTHER:CFR
ORDDeparture delays 11-06 15:45 0.5 16 min VOL:Multi-taxi
BOSGround delay program 11-06 15:30 8.5 144 min thunderstorms
SANGround delay program 11-06 15:00 12.7 26 min airport volume
SANDeparture delays 11-06 15:00 3.0 16 min VOL:Volume
DALDeparture delays 11-06 14:15 0.2 16 min VOL:Volume
BWIDeparture delays 11-06 14:00 6.5 136 min TM Initiatives:SWAP:WX
ORDDeparture delays 11-06 14:00 0.2 31 min VOL:Multi-taxi
PHLDeparture delays 11-06 14:00 7.7 241 min TM Initiatives:SWAP:WX
EWRGround stop 11-06 13:45 1.5 — thunderstorms
OPFDeparture delays 11-06 13:45 0.2 16 min VOL:Compacted Demand
LGAGround delay program 11-06 13:15 12.5 174 min thunderstorms
TEBDeparture delays 11-06 13:00 12.2 361 min TM Initiatives:SWAP:WX
DCADeparture delays 11-06 12:45 0.8 61 min WX:Thunderstorms
EWRDeparture delays 11-06 12:45 10.0 211 min TM Initiatives:SWAP:WX
JFKDeparture delays 11-06 12:30 10.0 136 min TM Initiatives:SWAP:WX
LGAGround stop 11-06 12:00 1.2 — thunderstorms
LGADeparture delays 11-06 11:45 12.5 166 min TM Initiatives:SWAP:WX
TEBDeparture delays 11-06 11:45 0.7 31 min TM Initiatives:SWAP:WX
JFKGround stop 11-06 11:15 4.8 — thunderstorms
BOSGround stop 11-05 23:30 0.8 — airspace volume
BFIGround delay program 11-05 22:15 6.8 161 min other
BFIGround stop 11-05 21:30 0.8 — other
SANDeparture delays 11-05 21:15 0.8 16 min VOL:Compacted Demand
BFIDeparture delays 11-05 21:00 3.0 16 min OTHER: TEMP TOWER OPS
SANDeparture delays 11-05 20:00 0.2 16 min VOL:Compacted Demand
HOUGround stop 11-05 19:45 0.2 — aircraft emergency
BFIGround stop 11-05 19:30 0.5 — other
DALDeparture delays 11-05 19:15 0.2 16 min VOL:Volume
OPFDeparture delays 11-05 18:45 0.5 16 min VOL:Compacted Demand
SEADeparture delays 11-05 17:15 0.2 16 min RWY:Construction
BFIGround stop 11-05 16:30 1.0 — airport volume
EWRDeparture delays 11-05 14:30 1.5 31 min TM Initiatives:MINIT:VOL
SANGround delay program 11-05 14:15 13.5 38 min airport volume
LGADeparture delays 11-05 14:15 1.8 16 min TM Initiatives:MINIT:WX
PHLDeparture delays 11-05 14:15 1.8 16 min TM Initiatives:MIT:VOL
TEBDeparture delays 11-05 14:15 7.5 76 min TM Initiatives:Metering:VOL
MIADeparture delays 11-05 02:15 0.2 16 min VOL:Multi-taxi
SANDeparture delays 11-05 01:45 3.0 31 min VOL:Compacted Demand
ATLGround stop 11-04 22:45 0.7 — thunderstorms
DALDeparture delays 11-04 22:45 2.5 16 min VOL:Volume
LGADeparture delays 11-04 22:15 0.7 31 min TM Initiatives:MINIT:VOL
SANDeparture delays 11-04 21:45 2.3 16 min VOL:Volume
OPFDeparture delays 11-04 19:30 0.2 16 min WX:Thunderstorms
MIADeparture delays 11-04 18:45 0.3 15 min WX:Thunderstorms
MIADeparture delays 11-04 16:15 2.2 46 min WX:Thunderstorms
ATLGround stop 11-04 16:00 2.0 — thunderstorms
ATLDeparture delays 11-04 16:00 2.5 46 min WX:Thunderstorms
SANGround delay program 11-04 14:45 6.5 37 min airport volume
FLLDeparture delays 11-04 02:15 10.0 46 min TM Initiatives:MIT:WX
MIADeparture delays 11-04 01:30 10.7 31 min TM Initiatives:MIT:WX
FLLDeparture delays 11-04 00:45 1.0 46 min TM Initiatives:MIT:WX
TEBDeparture delays 11-03 21:30 2.8 31 min STAFF:Staffing
SFODeparture delays 11-03 19:30 2.8 16 min WX:Wind
IAHDeparture delays 11-03 18:45 8.8 76 min WX:Thunderstorms
HOUGround stop 11-03 18:30 1.0 — thunderstorms
IAHGround stop 11-03 18:30 1.0 — thunderstorms
SANDeparture delays 11-03 18:00 0.2 16 min VOL:Compacted Demand
EWRDeparture delays 11-03 17:30 0.2 31 min STAFF:Staffing
PHXDeparture delays 11-03 17:30 0.5 16 min VOL:Multi-taxi
MIADeparture delays 11-03 17:00 2.2 16 min RWY:Construction
SFOGround stop 11-03 16:45 0.7 — wind
IAHDeparture delays 11-03 16:45 1.0 31 min WX:Thunderstorms
MCODeparture delays 11-03 16:45 0.5 16 min TM Initiatives:MIT:WX
TEBDeparture delays 11-03 15:30 2.5 46 min STAFF:Staffing
EWRDeparture delays 11-03 15:00 2.2 16 min STAFF:Staffing
SFOGround delay program 11-03 14:15 14.5 114 min wind
MIADeparture delays 11-03 14:00 0.7 16 min WX:Thunderstorms
DALDeparture delays 11-03 03:30 5.0 46 min WX:Thunderstorms
SANDeparture delays 11-03 03:30 1.5 16 min VOL:Compacted Demand
FLLGround stop 11-03 02:30 1.2 — thunderstorms
MIAGround delay program 11-03 00:00 4.0 146 min thunderstorms
MIADeparture delays 11-03 00:00 3.2 91 min TM Initiatives:MIT:WX
SANDeparture delays 11-02 22:30 4.8 16 min VOL:Compacted Demand
LGAGround stop 11-02 21:30 0.7 — airspace volume
ORDDeparture delays 11-02 21:15 1.8 15 min WX:Low Ceilings
FLLGround stop 11-02 21:00 3.2 — thunderstorms
ASEArrival delays 11-02 21:00 3.2 16 min ASE / WX:Low Ceilings
DJTDeparture delays 11-02 21:00 3.2 61 min WX:Thunderstorms
MIAGround stop 11-02 20:30 3.5 — thunderstorms
PHXDeparture delays 11-02 19:00 0.2 16 min VOL:Multi-taxi
DJTGround stop 11-02 18:45 1.8 — thunderstorms
FLLGround delay program 11-02 18:45 9.8 133 min thunderstorms
MIAGround stop 11-02 18:30 1.5 — thunderstorms
ORDDeparture delays 11-02 18:30 0.2 16 min WX:Low Ceilings
FLLGround stop 11-02 18:00 0.8 — thunderstorms
FMYDeparture delays 11-02 18:00 6.3 61 min WX:Thunderstorms
PHXDeparture delays 11-02 17:30 0.5 16 min VOL:Multi-taxi
SEADeparture delays 11-02 16:15 3.5 31 min WX:Fog
APFDeparture delays 11-02 16:00 8.2 121 min WX:Thunderstorms
MIAGround stop 11-02 14:15 2.5 — thunderstorms
FLLGround stop 11-02 14:15 2.8 — thunderstorms
DJTGround stop 11-02 14:15 2.8 — thunderstorms
SANGround delay program 11-02 13:45 12.0 29 min airport volume
TEBDeparture delays 11-02 13:45 4.2 46 min OTHER: INDIVIDUAL RELEASE
OPFDeparture delays 11-02 13:30 9.7 16 min TM Initiatives:MINIT:WX
RSWDeparture delays 11-02 13:15 11.0 91 min WX:Thunderstorms
FLLDeparture delays 11-02 13:00 14.3 166 min TM Initiatives:MIT:WX
MIADeparture delays 11-02 13:00 6.8 106 min TM Initiatives:MIT:WX
SFOGround delay program 11-02 03:00 1.2 62 min other
SFOGround stop 11-02 02:30 0.5 — STAFFING
MCODeparture delays 11-02 02:15 3.0 31 min WX:Thunderstorms
MCODeparture delays 11-02 00:30 1.5 31 min TM Initiatives:MIT:WX
LASDeparture delays 11-01 23:30 0.5 16 min WX:Thunderstorms
DCADeparture delays 11-01 23:15 0.5 16 min TM Initiatives:ESP:VOL
LASGround delay program 11-01 23:00 2.7 49 min wind
DJTGround stop 11-01 21:45 2.3 — thunderstorms
LASGround stop 11-01 21:30 1.5 — wind
YEGGround stop 11-01 21:30 7.5 — fog
SANDeparture delays 11-01 21:15 1.8 16 min VOL:Compacted Demand
DJTDeparture delays 11-01 20:30 5.5 76 min WX:Thunderstorms
MCODeparture delays 11-01 20:30 3.7 31 min TM Initiatives:MIT:WX
MIADeparture delays 11-01 19:45 9.5 76 min TM Initiatives:MIT:WX
PHXDeparture delays 11-01 19:30 3.5 31 min RWY:Rwy Change - Operational Necessity
PHXGround stop 11-01 19:15 1.3 — wind
RSWDeparture delays 11-01 18:15 6.0 16 min WX:Thunderstorms
ORDDeparture delays 11-01 17:30 1.0 16 min VOL:Volume
PHXDeparture delays 11-01 17:30 1.2 16 min WX:Low Ceilings
YEGGround stop 11-01 17:15 2.0 — fog
PHXGround stop 11-01 17:00 0.7 — low ceilings
LASDeparture delays 11-01 17:00 6.2 16 min WX:Thunderstorms
FLLGround delay program 11-01 16:45 6.5 56 min thunderstorms
LASDeparture delays 11-01 16:00 0.2 16 min WX:Wind
FLLGround stop 11-01 15:30 1.2 — THUNDERSTORMS
PHLDeparture delays 11-01 15:00 0.5 31 min TM Initiatives:MIT:STAFFING
FLLDeparture delays 11-01 13:45 15.5 151 min TM Initiatives:MIT:WX
MIADeparture delays 11-01 13:45 4.5 31 min TM Initiatives:MIT:WX
DFWDeparture delays 11-01 13:30 7.3 61 min WX:Low Visibility
DFWGround stop 11-01 13:00 1.0 — LOW
LASDeparture delays 10-31 21:15 0.2 16 min VOL:Compacted Demand

Most disrupted, last 30 days (FAA)

AirportGSGDPDelayHours
SAN41827232
LAS10926115
LGA9223106
BOS7713101
MIA313897
TEB312591
SFO510783
FLL521073
EWR741069
YUL011060
PHX442548
AUS37043
DCA51739
PHL111033
SEA212331
Recording since 2026-10-14. The FAA keeps no public history, so this is only what we have polled (every 15 minutes).
Sources. Delay rates: US DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (public domain). It covers domestic flights on airlines with at least 0.5% of US domestic passenger revenue, about 600,000 flights a month; smaller carriers and international flights are not in it. Live status: FAA Air Traffic Control System Command Center, NAS Status (public domain). Airport locations: OurAirports (public domain).
Definitions. Late means 15+ minutes after schedule, out of flights that operated. Causes are reported by airlines for arrivals 15+ minutes late. "Late aircraft" is the knock-on from an earlier delay to the same plane, so it says nothing about where the trouble started. "Air traffic" (the NAS category) covers airport capacity, traffic volume and non-extreme weather. "Usual" is the median of the same month in up to five earlier years, with 2020 left out; it appears once two earlier years exist.