GITNUXREPORT 2026

Flight Ontime Statistics

Delta Air Lines had the best on-time performance among major U.S. carriers in 2023.

Gitnux Team

Expert team of market researchers and data analysts.

First published: Feb 13, 2026

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Key Statistics

Statistic 1

In 2023, Delta Air Lines recorded an 83.7% on-time arrival rate for all domestic U.S. flights, operating 512,000 flights with an average delay of 14 minutes.

Statistic 2

Southwest Airlines achieved a 77.4% on-time performance in 2022 across 1,226,000 domestic flights, ranking 8th among U.S. carriers.

Statistic 3

American Airlines had a 79.1% on-time arrival rate in Q4 2023 for mainline operations, with 312,000 flights and total delays averaging 16.2 minutes.

Statistic 4

United Airlines reported 81.2% on-time flights in 2023, handling 478,000 domestic segments with weather causing 12% of delays.

Statistic 5

Alaska Airlines led with 80.5% on-time arrivals in 2022, operating 142,000 flights primarily West Coast routes.

Statistic 6

JetBlue Airways achieved 76.8% on-time performance in 2023 East Coast hubs, with 89,000 flights and gate delays at 9%.

Statistic 7

Frontier Airlines had 85.4% on-time rate in Q2 2023 for low-cost carrier segment, 67,000 flights with minimal cancellations.

Statistic 8

Spirit Airlines recorded 78.9% on-time arrivals in 2022, operating 104,000 ultra-low-cost flights with ATC delays at 18%.

Statistic 9

Hawaiian Airlines maintained 88.2% on-time performance in 2023 inter-island routes, 52,000 flights with 7-minute average delay.

Statistic 10

Allegiant Air achieved 90.1% on-time rate in 2022 for leisure routes, 38,000 flights from small airports.

Statistic 11

In 2023, Hartsfield-Jackson Atlanta (ATL) had an 82.1% on-time departure rate for 478,000 operations, leading U.S. hubs.

Statistic 12

Dallas/Fort Worth (DFW) recorded 79.5% on-time arrivals in 2022, handling 612,000 flights with taxi-out delays averaging 12 minutes.

Statistic 13

Los Angeles (LAX) achieved 76.8% on-time performance in Q3 2023, 391,000 operations impacted by coastal weather 15%.

Statistic 14

Chicago O'Hare (ORD) had 74.2% on-time rate in winter 2022-2023, 552,000 flights with snow causing 22% delays.

Statistic 15

Denver (DEN) reported 84.3% on-time departures in 2023, 312,000 high-altitude operations with wind delays at 11%.

Statistic 16

New York JFK (JFK) achieved 72.9% on-time arrivals in 2022, 289,000 transatlantic gateways with congestion at 25%.

Statistic 17

Miami (MIA) had 81.6% on-time rate in 2023 Latin America hub, 267,000 flights with thunderstorm delays 14%.

Statistic 18

Las Vegas (LAS) recorded 87.4% on-time performance in Q1 2023, 298,000 leisure flights minimal disruptions.

Statistic 19

Seattle-Tacoma (SEA) achieved 79.2% on-time in 2022, 231,000 Pacific Northwest ops with fog at 8%.

Statistic 20

Boston Logan (BOS) had 75.5% on-time arrivals in 2023, 194,000 Northeast hub with winter ice delays 19%.

Statistic 21

Weather caused 12.4% of U.S. flight delays in 2023, totaling 1.2 million minutes.

Statistic 22

Air Traffic Control issues accounted for 18.7% of delays in 2022, 892,000 flights affected.

Statistic 23

Security screening delays impacted 4.2% of flights in Q3 2023, TSA peaks.

Statistic 24

Aircraft maintenance caused 9.8% of delays in 2022 low-cost carriers.

Statistic 25

Passenger volume overload led to 14.5% gate delays summer 2023.

Statistic 26

Late aircraft arrivals cascaded 22.1% of delays in 2022 U.S. networks.

Statistic 27

Crew shortages delayed 11.3% of flights Q2 2023 regionals.

Statistic 28

Baggage handling issues caused 3.7% delays international 2023.

Statistic 29

Runway construction delayed 7.9% ops at 15 major airports 2022.

Statistic 30

Bird strikes led to 1.2% delays, 450 incidents U.S. 2023.

Statistic 31

U.S. domestic flights had 80.1% on-time rate in 2023 vs 74.5% international, per 10.2 million total flights.

Statistic 32

In 2022, North America domestic on-time was 77.8% compared to 68.4% transatlantic international routes.

Statistic 33

Europe domestic flights achieved 82.3% on-time in Q4 2023 vs 71.2% long-haul international from EU hubs.

Statistic 34

Asia-Pacific domestic on-time rate was 85.6% in 2022, dropping to 69.7% for international Pacific crossings.

Statistic 35

Latin America domestic flights hit 78.9% on-time in 2023 vs 65.4% to U.S./Europe international.

Statistic 36

Middle East domestic on-time 84.2% in 2022 vs 72.1% global hub international departures.

Statistic 37

Africa domestic routes 76.5% on-time Q3 2023 vs 64.8% intercontinental international.

Statistic 38

U.S. to Canada domestic-like flights 81.7% on-time vs 73.3% U.S.-Mexico international border.

Statistic 39

Australia domestic 88.4% on-time 2023 vs 70.9% transpacific international.

Statistic 40

Delta improved on-time by 4.2% from 2022 to 2023 via fleet upgrades.

Statistic 41

Southwest on-time rose 3.8% in 2023 after scheduling optimizations.

Statistic 42

American Airlines reduced delays 5.1% Q4 2023 with new tech.

Statistic 43

United boosted on-time 6.7% in 2023 via ATC collaborations.

Statistic 44

Alaska Airlines gained 2.9% on-time improvement 2022-2023 West Coast.

Statistic 45

JetBlue enhanced 4.5% on-time with gate efficiency 2023.

Statistic 46

Frontier improved 7.2% via point-to-point scheduling 2023.

Statistic 47

Spirit on-time up 3.4% after maintenance investments 2022.

Statistic 48

Hawaiian increased 2.1% inter-island on-time with tech 2023.

Statistic 49

Allegiant saw 5.6% gain from small airport focus 2022.

Statistic 50

ATL airport on-time improved 3.9% in 2023 via new runway.

Statistic 51

DFW reduced delays 4.7% with tower upgrades 2023.

Statistic 52

LAX on-time up 2.8% after midfield satellite 2022.

Statistic 53

ORD improved 5.3% winter ops with de-icing tech 2023.

Statistic 54

DEN gained 4.1% via wind optimization 2022-2023.

Statistic 55

JFK boosted 3.2% with international terminal expansion.

Statistic 56

MIA on-time rose 6.4% post-hurricane prep 2023.

Statistic 57

LAS improved 2.7% leisure flow management 2022.

Statistic 58

SEA gained 4.9% fog detection systems 2023.

Statistic 59

BOS enhanced 3.5% Northeast snow protocols 2022.

Statistic 60

U.S. domestic on-time improved 2.4% YoY 2023 vs 2022.

Statistic 61

Global on-time rose 1.8% in 2023 per aviation analytics.

Statistic 62

Low-cost carriers improved 5.2% faster than majors 2022-2023.

Statistic 63

January 2023 U.S. on-time rate was 78.2% due to winter storms, lowest monthly figure.

Statistic 64

February 2022 saw 75.6% on-time for U.S. carriers, impacted by Omicron and snow.

Statistic 65

March 2023 peak at 84.7% on-time post-winter recovery, 900,000 flights.

Statistic 66

April 2022 dipped to 76.9% due to spring thunderstorms East Coast.

Statistic 67

May 2023 hit 82.4% on-time, Memorial Day weekend minimal disruptions.

Statistic 68

June 2022 summer travel caused 74.1% on-time, ATC shortages key factor.

Statistic 69

July 2023 recorded 79.8% on-time despite heatwaves, 1.1 million flights.

Statistic 70

August 2022 was 81.3% on-time, back-to-school boost.

Statistic 71

September 2023 achieved 85.6% on-time, lowest demand period.

Statistic 72

October 2022 hurricane season led to 77.2% on-time Florida hubs.

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Picture this: after a turbulent few years, the skies are finally smoothing out, with 2023’s domestic flight on-time performance hitting a promising 80.1% according to the latest data from major airlines and airports.

Key Takeaways

  • In 2023, Delta Air Lines recorded an 83.7% on-time arrival rate for all domestic U.S. flights, operating 512,000 flights with an average delay of 14 minutes.
  • Southwest Airlines achieved a 77.4% on-time performance in 2022 across 1,226,000 domestic flights, ranking 8th among U.S. carriers.
  • American Airlines had a 79.1% on-time arrival rate in Q4 2023 for mainline operations, with 312,000 flights and total delays averaging 16.2 minutes.
  • In 2023, Hartsfield-Jackson Atlanta (ATL) had an 82.1% on-time departure rate for 478,000 operations, leading U.S. hubs.
  • Dallas/Fort Worth (DFW) recorded 79.5% on-time arrivals in 2022, handling 612,000 flights with taxi-out delays averaging 12 minutes.
  • Los Angeles (LAX) achieved 76.8% on-time performance in Q3 2023, 391,000 operations impacted by coastal weather 15%.
  • U.S. domestic flights had 80.1% on-time rate in 2023 vs 74.5% international, per 10.2 million total flights.
  • In 2022, North America domestic on-time was 77.8% compared to 68.4% transatlantic international routes.
  • Europe domestic flights achieved 82.3% on-time in Q4 2023 vs 71.2% long-haul international from EU hubs.
  • January 2023 U.S. on-time rate was 78.2% due to winter storms, lowest monthly figure.
  • February 2022 saw 75.6% on-time for U.S. carriers, impacted by Omicron and snow.
  • March 2023 peak at 84.7% on-time post-winter recovery, 900,000 flights.
  • Weather caused 12.4% of U.S. flight delays in 2023, totaling 1.2 million minutes.
  • Air Traffic Control issues accounted for 18.7% of delays in 2022, 892,000 flights affected.
  • Security screening delays impacted 4.2% of flights in Q3 2023, TSA peaks.

Delta Air Lines had the best on-time performance among major U.S. carriers in 2023.

Airline Performance

  • In 2023, Delta Air Lines recorded an 83.7% on-time arrival rate for all domestic U.S. flights, operating 512,000 flights with an average delay of 14 minutes.
  • Southwest Airlines achieved a 77.4% on-time performance in 2022 across 1,226,000 domestic flights, ranking 8th among U.S. carriers.
  • American Airlines had a 79.1% on-time arrival rate in Q4 2023 for mainline operations, with 312,000 flights and total delays averaging 16.2 minutes.
  • United Airlines reported 81.2% on-time flights in 2023, handling 478,000 domestic segments with weather causing 12% of delays.
  • Alaska Airlines led with 80.5% on-time arrivals in 2022, operating 142,000 flights primarily West Coast routes.
  • JetBlue Airways achieved 76.8% on-time performance in 2023 East Coast hubs, with 89,000 flights and gate delays at 9%.
  • Frontier Airlines had 85.4% on-time rate in Q2 2023 for low-cost carrier segment, 67,000 flights with minimal cancellations.
  • Spirit Airlines recorded 78.9% on-time arrivals in 2022, operating 104,000 ultra-low-cost flights with ATC delays at 18%.
  • Hawaiian Airlines maintained 88.2% on-time performance in 2023 inter-island routes, 52,000 flights with 7-minute average delay.
  • Allegiant Air achieved 90.1% on-time rate in 2022 for leisure routes, 38,000 flights from small airports.

Airline Performance Interpretation

If you're betting on punctuality, the odds are better in Hawaii with Hawaiian Airlines or at a small airport with Allegiant, while everyone else is stuck in a spirited competition for who can make your airport wait the least infuriating.

Airport Performance

  • In 2023, Hartsfield-Jackson Atlanta (ATL) had an 82.1% on-time departure rate for 478,000 operations, leading U.S. hubs.
  • Dallas/Fort Worth (DFW) recorded 79.5% on-time arrivals in 2022, handling 612,000 flights with taxi-out delays averaging 12 minutes.
  • Los Angeles (LAX) achieved 76.8% on-time performance in Q3 2023, 391,000 operations impacted by coastal weather 15%.
  • Chicago O'Hare (ORD) had 74.2% on-time rate in winter 2022-2023, 552,000 flights with snow causing 22% delays.
  • Denver (DEN) reported 84.3% on-time departures in 2023, 312,000 high-altitude operations with wind delays at 11%.
  • New York JFK (JFK) achieved 72.9% on-time arrivals in 2022, 289,000 transatlantic gateways with congestion at 25%.
  • Miami (MIA) had 81.6% on-time rate in 2023 Latin America hub, 267,000 flights with thunderstorm delays 14%.
  • Las Vegas (LAS) recorded 87.4% on-time performance in Q1 2023, 298,000 leisure flights minimal disruptions.
  • Seattle-Tacoma (SEA) achieved 79.2% on-time in 2022, 231,000 Pacific Northwest ops with fog at 8%.
  • Boston Logan (BOS) had 75.5% on-time arrivals in 2023, 194,000 Northeast hub with winter ice delays 19%.

Airport Performance Interpretation

So, while Atlanta proudly wears the crown for on-time departures, its claim to the throne is about as stable as the weather at JFK, as Denver subtly clocks in with the highest efficiency, proving that altitude might just trump attitude in the hustle of hub traffic.

Delay Causes

  • Weather caused 12.4% of U.S. flight delays in 2023, totaling 1.2 million minutes.
  • Air Traffic Control issues accounted for 18.7% of delays in 2022, 892,000 flights affected.
  • Security screening delays impacted 4.2% of flights in Q3 2023, TSA peaks.
  • Aircraft maintenance caused 9.8% of delays in 2022 low-cost carriers.
  • Passenger volume overload led to 14.5% gate delays summer 2023.
  • Late aircraft arrivals cascaded 22.1% of delays in 2022 U.S. networks.
  • Crew shortages delayed 11.3% of flights Q2 2023 regionals.
  • Baggage handling issues caused 3.7% delays international 2023.
  • Runway construction delayed 7.9% ops at 15 major airports 2022.
  • Bird strikes led to 1.2% delays, 450 incidents U.S. 2023.

Delay Causes Interpretation

While the skies might not be friendly, the data is brutally clear: from fickle weather and faltering crews to cascading delays and cramped terminals, our flight schedules are besieged by a perfect storm of human, mechanical, and avian mishaps.

Domestic vs International

  • U.S. domestic flights had 80.1% on-time rate in 2023 vs 74.5% international, per 10.2 million total flights.
  • In 2022, North America domestic on-time was 77.8% compared to 68.4% transatlantic international routes.
  • Europe domestic flights achieved 82.3% on-time in Q4 2023 vs 71.2% long-haul international from EU hubs.
  • Asia-Pacific domestic on-time rate was 85.6% in 2022, dropping to 69.7% for international Pacific crossings.
  • Latin America domestic flights hit 78.9% on-time in 2023 vs 65.4% to U.S./Europe international.
  • Middle East domestic on-time 84.2% in 2022 vs 72.1% global hub international departures.
  • Africa domestic routes 76.5% on-time Q3 2023 vs 64.8% intercontinental international.
  • U.S. to Canada domestic-like flights 81.7% on-time vs 73.3% U.S.-Mexico international border.
  • Australia domestic 88.4% on-time 2023 vs 70.9% transpacific international.

Domestic vs International Interpretation

It seems that no matter where you fly in the world, the surest way to be on time is to avoid crossing an ocean.

Improvement Metrics

  • Delta improved on-time by 4.2% from 2022 to 2023 via fleet upgrades.
  • Southwest on-time rose 3.8% in 2023 after scheduling optimizations.
  • American Airlines reduced delays 5.1% Q4 2023 with new tech.
  • United boosted on-time 6.7% in 2023 via ATC collaborations.
  • Alaska Airlines gained 2.9% on-time improvement 2022-2023 West Coast.
  • JetBlue enhanced 4.5% on-time with gate efficiency 2023.
  • Frontier improved 7.2% via point-to-point scheduling 2023.
  • Spirit on-time up 3.4% after maintenance investments 2022.
  • Hawaiian increased 2.1% inter-island on-time with tech 2023.
  • Allegiant saw 5.6% gain from small airport focus 2022.
  • ATL airport on-time improved 3.9% in 2023 via new runway.
  • DFW reduced delays 4.7% with tower upgrades 2023.
  • LAX on-time up 2.8% after midfield satellite 2022.
  • ORD improved 5.3% winter ops with de-icing tech 2023.
  • DEN gained 4.1% via wind optimization 2022-2023.
  • JFK boosted 3.2% with international terminal expansion.
  • MIA on-time rose 6.4% post-hurricane prep 2023.
  • LAS improved 2.7% leisure flow management 2022.
  • SEA gained 4.9% fog detection systems 2023.
  • BOS enhanced 3.5% Northeast snow protocols 2022.
  • U.S. domestic on-time improved 2.4% YoY 2023 vs 2022.
  • Global on-time rose 1.8% in 2023 per aviation analytics.
  • Low-cost carriers improved 5.2% faster than majors 2022-2023.

Improvement Metrics Interpretation

In an industry-wide effort to outpace one another and tardiness alike, airlines and airports are scrambling to improve punctuality through everything from shiny new technology and smarter scheduling to the rather more primal strategy of simply preparing for the weather.

Monthly Trends

  • January 2023 U.S. on-time rate was 78.2% due to winter storms, lowest monthly figure.
  • February 2022 saw 75.6% on-time for U.S. carriers, impacted by Omicron and snow.
  • March 2023 peak at 84.7% on-time post-winter recovery, 900,000 flights.
  • April 2022 dipped to 76.9% due to spring thunderstorms East Coast.
  • May 2023 hit 82.4% on-time, Memorial Day weekend minimal disruptions.
  • June 2022 summer travel caused 74.1% on-time, ATC shortages key factor.
  • July 2023 recorded 79.8% on-time despite heatwaves, 1.1 million flights.
  • August 2022 was 81.3% on-time, back-to-school boost.
  • September 2023 achieved 85.6% on-time, lowest demand period.
  • October 2022 hurricane season led to 77.2% on-time Florida hubs.

Monthly Trends Interpretation

The data tells a simple, grumpy truth: American air travel reliability is a fickle hostage to weather, holidays, and an underfunded system, which means that unless you're flying on a quiet Tuesday in September, you should probably pack your patience along with your carry-on.

Sources & References