30 major US airports with the most departure delays, ranked

Aug 25, 2026 09:02 PM - 2 hours ago 4

If you're hoping to get to your destination connected time, the airdrome you alert from could make a difference.

The pursuing ranking is based connected Bureau of Transportation Statistics information of awesome airports' on-time departure performance, covering January done June 2026.

The BTS has compiled this information from monthly on-time reports revenge by US rider airlines. A formation is considered connected clip if it departs from the gross little than 15 minutes aft its scheduled departure time.

To supply discourse connected airdrome standard and airline mix, further accusation for each airdrome has besides been compiled from BTS.

The number of scheduled flights for departures covers the 12 months ending May 2026. The apical carriers besides screen the play from June 2025 to May 2026 and are calculated based connected rider shares for some arrivals and departures.

It's important to statement that delays astatine galore of these airports are contingent connected upwind conditions, specified arsenic hurricanes successful Florida, New England snowstorms, and Arizona's heat. That could explicate why immoderate of these airports are connected this list.

Here are the 30 major US airports classed by on-time departure performance, from champion to worst:

30. Salt Lake City International Airport

Delta Airlines planes beryllium parked astatine the gross astatine Salt Lake City International Airport.

Salt Lake City International Airport had the highest on-time departure rate. Justin Sullivan/Getty Images

On-time departure rate, January-June 2026: 83.73%

Scheduled flights, June 2025-May 2026: 121,882

Top carriers, June 2025-May 2026: Delta 56.35%, SkyWest (15.98%), Southwest (10.42%)

29. Washington Dulles International Airport

Travelers make their measurement to done the parking car shed passageway to the information checkpoint astatine Washington Dulles International Airport.

Washington Dulles International Airport had the second-highest on-time departure rate. Finn Gomez/Getty Images

On-time departure rate, January-June 2026: 82.20%

Scheduled flights, June 2025-May 2026: 96,869

Top carriers, June 2025-May 2026: United (58.85%), Mesa (5.67%), Delta (3.88%)

28. Seattle-Tacoma International Airport

Crowded airdrome terminal concourse astatine Seattle-Tacoma International Airport pinch travelers, a ample woven overhead sculpture, cafe seating, escalators, and unit signs.

Seattle-Tacoma International Airport classed precocious for on-time departure rates. Mak Studio/Getty Images

On-time departure rate, January-June 2026: 79.66%

Scheduled flights, June 2025-May 2026: 188,049

Top carriers, June 2025-May 2026: Alaska (48.63%), Delta (19.70%), SkyWest (7.68%)

27. Minneapolis-Saint Paul International Airport

Spacious airdrome terminal concourse astatine Minneapolis-Saint Paul International Airport pinch a information skylight ceiling, columns, passengers, seating, and gross G18 signage.

The largest bearer by rider stock astatine Minneapolis-Saint Paul International Airport is Delta. Davslens Photography/Getty Images

On-time departure rate, January-June 2026: 79.03%

Scheduled flights, June 2025-May 2026: 142,608

Top carriers, June 2025-May 2026: Delta (56.73%), SkyWest (9.31%), Endeavor (5.79%)

26. Newark Liberty International Airport

Spacious airdrome terminal hallway astatine Newark Liberty International Airport pinch travelers, unit shops, kiosks, formation show boards, and a precocious ribbed ceiling.

At Newark Liberty International Airport, the hose pinch the biggest rider bearer stock by acold is United. Mak Studio/Getty Images

On-time departure rate, January-June 2026: 79.02%

Scheduled flights, June 2025-May 2026: 138,322

Top carriers, June 2025-May 2026: United (60.12%), Spirit* (7.57%), American (5.70%)

*Spirit Airlines is nary longer operating and ceased operations successful May 2026.

25. George Bush Intercontinental Airport

George Bush Intercontinental Airport entranceway motion stands beside trees, landscaping, and a extremity motion nether a clear sky.

At George Bush Intercontinental Airport, the hose pinch the biggest rider bearer stock by acold is United. hapabapa/Getty Images

On-time departure rate, January-June 2026: 79.01%

Scheduled flights, June 2025-May 2026: 173,551

Top carriers, June 2025-May 2026: United (56.94%), Mesa (9.87%), Spirit (5.62%)

24. Los Angeles International Airport

Commercial pitchy descends complete a ample LAX motion adjacent airdrome roadways astatine colorful sunset.

Los Angeles International Airport ranks 24th successful departure delays. Ekaterina Chizhevskaya/Getty Images

On-time departure rate, January-June 2026: 78.76%

Scheduled flights, June 2025-May 2026: 201,013

Top carriers, June 2025-May 2026: Delta (22.38%), United (18.69%), American (17.69%)

23. Hartsfield-Jackson Atlanta International Airport

Multi-level indoor atrium astatine Hartsfield-Jackson Atlanta International Airport pinch a skylight, cardinal timepiece tower, seating areas, trees, and travelers pinch luggage.

Hartsfield-Jackson Atlanta International Airport is routinely classed by OAG arsenic the world's busiest airdrome by rider traffic. Kirkikis/Getty Images

On-time departure rate, January-June 2026: 77.44%

Scheduled flights, June 2025-May 2026: 348,958

Top carriers, June 2025-May 2026: Delta (74.72%), Frontier (7.00%), Southwest (4.53%)

22. Philadelphia International Airport

Airport terminal and aerial postulation power building place illuminated runways and gates astatine dusk.

At Philadelphia International Airport, the hose pinch the biggest rider bearer stock by acold is American. Matthew Hatcher/Getty Images

On-time departure rate, January-June 2026: 77.08%

Scheduled flights, June 2025-May 2026: 130,566

Top carriers, June 2025-May 2026: American (47.43%), Frontier (11.83%), Delta (6.43%)

21. John F. Kennedy International Airport

Colorful pome sculpture stands wrong JFK airdrome terminal adjacent a ample "Welcome to New York" sign.

John F. Kennedy International Airport classed 21. AlexandreFagundes/Getty Images

On-time departure rate, January-June 2026: 76.38%

Scheduled flights, June 2025-May 2026: 124,603

Top carriers, June 2025-May 2026: Delta (33.27%), JetBlue (30.54%), American (12.85%)

20. Phoenix Sky Harbor International Airport

Airport power building and terminal buildings guidelines earlier mountains nether a cloudy sky.

The aerial postulation power building astatine Phoenix Sky Harbor International Airport. Melissa Kopka/Getty Images

On-time departure rate, January-June 2026: 76.18%

Scheduled flights, June 2025-May 2026: 208,792

Top carriers, June 2025-May 2026: Southwest (34.51%), American (32.75%), Delta (6.95%)

19. Denver International Airport

People stepping done Denver International Airport.

Denver International Airport is 1 of the world's busiest airports. Michael Ciaglo/Getty Images

On-time departure rate, January-June 2026: 76.14%

Scheduled flights, June 2025-May 2026: 326,928

Top carriers, June 2025-May 2026: United (40.69%), Southwest (30.40%), Frontier (9.85%)

18. Boston Logan International Airport

Airport check-in hallway pinch quiet queue barriers, numbered counters, and world flags hanging overhead.

At Boston Logan International Airport, the hose pinch the biggest rider bearer stock is JetBlue. Alexander Farnsworth/Getty Images

On-time departure rate, January-June 2026: 76.07%

Scheduled flights, June 2025-May 2026: 161,772

Top carriers, June 2025-May 2026: JetBlue (27.10%), Delta (22.14%), American (13.93%)

17. Tampa International Airport

An aerial position of Tampa International Airport.

Tampa International Airport was classed 17th. Mike Ehrmann/Getty Images

On-time departure rate, January-June 2026: 75.85%

Scheduled flights, June 2025-May 2026: 84,484

Top carriers, June 2025-May 2026: Southwest (25.57%), Delta (19.29%), American (16.71%)

16. Detroit Metropolitan Wayne County Airport

Travelers pinch luggage move done a agleam airdrome terminal beneath a reddish DELTA train connected an elevated track.

An definitive tram astatine Detroit Metropolitan Wayne County Airport. JHVEPhoto/Getty Images

On-time departure rate, January-June 2026: 75.80%

Scheduled flights, June 2025-May 2026: 144,924

Top carriers, June 2025-May 2026: Delta (54.32%), SkyWest (10.44%), Spirit (9.56%)

15. Charlotte Douglas International Airport

Slow-moving conveyor aliases autowalk pinch a group of travelers wrong Charlotte Douglas International Airport.

At Charlotte Douglas International Airport, the hose pinch the biggest rider bearer stock by acold is American. TrongNguyen/Getty Images

On-time departure rate, January-June 2026: 75.57%

Scheduled flights, June 2025-May 2026: 237,042

Top carriers, June 2025-May 2026: American (67.78%), Delta (2.15%), Frontier (1.93%)

14. San Diego International Airport

In an aerial view, airplanes are parked astatine San Diego International Airport's Terminal 2.

At San Diego International Airport, the hose pinch the biggest rider bearer stock is Southwest. Kevin Carter/Getty Images

On-time departure rate, January-June 2026: 74.04%

Scheduled flights, June 2025-May 2026: 104,990

Top carriers, June 2025-May 2026: Southwest (35.48%), Alaska (13.50%), United (12.24%)

13. Austin-Bergstrom International Airport

Passengers get astatine the South Terminal astatine Austin-Bergstrom International Airport

The South Terminal astatine Austin-Bergstrom International Airport. Jay Janner/The Austin American-Statesman via Getty Images

On-time departure rate, January-June 2026: 73.52%

Scheduled flights, June 2025-May 2026: 91,854

Top carriers, June 2025-May 2026: Southwest (42.29%), Delta (15.73%), American (14.66%)

12. San Francisco International Airport

A position of the invited motion astatine the San Francisco International Airport.

A position of the invited motion astatine San Francisco International Airport. Tayfun Coskun/Anadolu via Getty Images

On-time departure rate, January-June 2026: 73.42%

Scheduled flights, June 2025-May 2026: 149,754

Top carriers, June 2025-May 2026: United (47.38%), Delta (10.62%), SkyWest (9.85%)

11. Harry Reid International Airport

Travelers locomotion done a terminal astatine Harry Reid International Airport successful Las Vegas, Nevada.

Harry Reid International Airport is located successful Las Vegas. Justin Sullivan/Getty Images

On-time departure rate, January-June 2026: 73.21%

Scheduled flights, June 2025-May 2026: 181,954

Top carriers, June 2025-May 2026: Southwest (44.34%), Delta (10.06%), United (8.98%)

10. Miami International Airport

Miami International Airport pinch world flags, thenar trees, and tropical landscaping nether a partially cloudy sky.

At Miami International Airport, the hose pinch the biggest rider bearer stock is American Airlines. AlexandreFagundes/Getty Images

On-time departure rate, January-June 2026: 72.96%

Scheduled flights, June 2025-May 2026: 115,040

Top carriers, June 2025-May 2026: American (61.27%), Delta (11.87%), United (6.61%)

9. LaGuardia Airport

Passengers locomotion done the terminal astatine LaGuardia Airport.

LaGuardia is located successful Queens, New York City. Al Drago/Getty Images

On-time departure rate, January-June 2026: 72.09%

Scheduled flights, June 2025-May 2026: 159,367

Top carriers, June 2025-May 2026: Delta (25.19%), American (14.82%), Endeavor (10.27%)

8. Orlando International Airport

Travelers move done Orlando International Airport pinch thenar trees, balconies, skylight, and a ample U.S. flag.

Orlando International Airport ranks eighth-worst for on-time departures. Ancient Aftertone/Getty Images

On-time departure rate, January-June 2026: 71.79%

Scheduled flights, June 2025-May 2026: 169,849

Top carriers, June 2025-May 2026: Southwest (26.49%), Delta (14.40%), Frontier (12.26%)

7. Chicago O'Hare International Airport

Travelers locomotion done the Chicago O'Hare International concourse dressed up pinch pinkish ribbon banners and an American flag.

Chicago O'Hare International is 1 of the world's busiest airports. Colin Thompson/Getty Images

On-time departure rate, January-June 2026: 71.03%

Scheduled flights, June 2025-May 2026: 384,095

Top carriers, June 2025-May 2026: United (38.55%), American (22.70%), SkyWest (9.88%)

6. Baltimore/Washington International Thurgood Marshall Airport

Travelers locomotion by airplanes pinch Southwest Airlines connected the tarmac astatine the Baltimore/Washington International Thurgood Marshall Airport

At Baltimore/Washington International Thurgood Marshall Airport, the hose pinch the biggest rider bearer stock is Southwest. Anna Moneymaker/Getty Images

On-time departure rate, January-June 2026: 70.74%

Scheduled flights, June 2025-May 2026: 96,660

Top carriers, June 2025-May 2026: Southwest (73.15%), Delta (6.02%), Spirit (4.86%)

5. Nashville International Airport

Travelers make their measurement to the gates during a impermanent crushed extremity astatine the Nashville International Airport.

Nashville International Airport ranks fifth-worst for worst for on-time departures. Seth Herald/Getty Images

On-time departure rate, January-June 2026: 69.97%

Scheduled flights, June 2025-May 2026: 112,706

Top carriers successful June 2025*: Southwest (50.1%), American (14.8%), Delta (13.3%).

*BTS does not person accusation connected Nashville International's apical carriers. Instead, this information has been collated from the airport's annual report, which shows mean regular scheduled arrivals and departures for June 2025.

4. Ronald Reagan Washington National Airport

An aerial position of Ronald Reagan Washington National Airport is seen connected August 6, 2026, successful Arlington, Virginia pinch runways, power tower, aircraft, and surrounding wooded agency areas.

Ronald Reagan Washington National Airport ranks fourth-worst for on-time departures. Kevin Carter/Getty Images

On-time departure rate, January-June 2026: 69.87%

Scheduled flights, June 2025-May 2026: 141,917

Top carriers, June 2025-May 2026: American (27.59%), Southwest (14.03%), Delta (9.59%)

3. Chicago Midway International Airport

Bright airdrome check-in hallway pinch Southwest counters, vacation ornaments, directional signs, and a COVID-19 recreation bid notice.

By acold the largest bearer by rider stock astatine Chicago Midway is Southwest. Joe Hendrickson/Getty Images

On-time departure rate, January-June 2026: 69.30%

Scheduled flights, June 2025-May 2026: 74,133

Top carriers, June 2025-May 2026: Southwest (93.52%), Frontier (3.11%), Delta (1.58%)

2. Dallas Fort Worth International Airport

An American Airlines pitchy is towed connected an airdrome apron successful beforehand of a solid terminal building astatine Dallas-Fort Worth.

The largest bearer astatine Dallas-Fort Worth is American Airlines. kameraworld/Getty Images

On-time departure rate, January-June 2026: 68.22%

Scheduled flights, June 2025-May 2026: 315,953

Top carriers, June 2025-May 2026: American (66.69%), Envoy Air (10.79%), Frontier (4.64%)

1. Fort Lauderdale-Hollywood International Airport

Travelers queue astatine an airdrome information checkpoint beneath signs for Gates A-B-C and United counters.

Fort Lauderdale-Hollywood International Airport had the lowest on-time departure rate. felixmizioznikov/Getty Images

On-time departure rate, January-June 2026: 66.39%

Scheduled flights, June 2025-May 2026: 91,994

Top carriers, June 2025-May 2026: Spirit (23.13%), JetBlue (21.61%), Delta (15.53%)

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