FlightRecord

US Flight Delays in July 2024

By Sharon Ben-Moshe · US DOT data · last updated 2026-07-01

In July 2024, US airlines operated 634,613 domestic flights and 70% arrived on time, down 4.7 points from June 2024. Hawaiian Airlines led the reporting carriers at 85% on time; American Airlines trailed at 62%.

Flights
634,613
On-time
70%
arrived <15 min late
Avg delay
25 min
Cancelled
2.9%
vs Jun 2024
-4.7 pts
on-time change

Airline on-time rates in July 2024

Reporting carriers with at least 1,000 flights in the month.

AirlineOn-timevs prior monthAvg delayFlights
Hawaiian Airlines85%+0.7 pts9 min6,820
SkyWest Airlines78%+1.0 pts18 min63,914
Republic Airways77%-6.3 pts19 min25,613
Alaska Airlines74%-0.5 pts14 min23,884
Southwest Airlines71%-3.0 pts18 min127,642
United Airlines71%-4.6 pts25 min65,463
Envoy Air71%-0.6 pts20 min26,111
Endeavor Air71%-9.5 pts28 min17,257
Allegiant Air70%-4.1 pts27 min12,861
Delta Air Lines70%-10.1 pts30 min92,296
JetBlue Airways69%-2.8 pts27 min20,182
PSA Airlines66%-15.7 pts35 min20,078
Frontier Airlines65%+1.3 pts29 min19,432
Spirit Airlines64%-8.2 pts29 min24,769
American Airlines62%-5.7 pts38 min88,291

Most delayed large airports

  1. CLTCharlotte54%
  2. BWIBaltimore56%
  3. IAHHouston58%
  4. HOUHouston59%
  5. DFWDallas/Fort Worth63%

Most reliable large airports

  1. OGGKahului87%
  2. HNLHonolulu85%
  3. BOIBoise83%
  4. SJCSan Jose81%
  5. ONTOntario81%

Most delay-prone routes in July 2024

Routes with at least 60 flights in the month.

  1. CLTOMA31%
  2. BWISAT36%
  3. IAHBHM38%
  4. CLTIND38%
  5. AVLDCA38%
  6. ORDHSV39%
  7. CLTOKC40%
  8. RICMCO40%

National figures are flight-weighted averages across all reporting carriers for the month; see the methodology for definitions and limitations.

More reports

Based on 634,613 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.