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Monthly punctuality report · 15 August 2026

US flight punctuality: June 2026

In June 2026, 74.3% of 607,577 US domestic flights arrived within 15 minutes of schedule, down 4.3 points on the month before. 1.7% were cancelled, and flights arrived 12 minutes late on average. Delta Air Lines was the most punctual airline at 82.3%, and Southwest Airlines the least at 66%.

74.3%
on time
-4.3 pts
change on the month
1.7%
cancelled
607,577
flights

Airlines ranked by on-time arrivals

AirlineOn timeChangeCancelledAverage delayFlights
1Delta Air Lines DL82.3%01.1%+4 min90,247
2Republic Airways YX81.4%-33.6%+3 min30,929
3Alaska Airlines AS80.7%-2.50.7%+3 min29,891
4Envoy Air MQ78.7%-4.43.4%+7 min29,207
5SkyWest Airlines OO77.6%-2.51.4%+10 min73,673
6JetBlue Airways B675.1%-6.31.5%+10 min20,804
7United Airlines UA74.7%-5.30.6%+12 min72,791
8PSA Airlines OH72.4%-4.36.9%+19 min20,871
9Frontier Airlines F971.3%-5.32%+15 min19,104
10American Airlines AA69.9%-6.62.6%+20 min86,464
11Allegiant Air G468.8%-4.20.5%+25 min12,663
12Southwest Airlines WN66%-6.40.6%+15 min120,933

Airlines with at least 1,000 flights in the month. Change is in percentage points against the month before.

Most punctual busy routes

  1. Portland to Los Angeles91.5%
  2. Raleigh-durham to Atlanta90%
  3. Anchorage to Seattle89.7%
  4. Lihue to Honolulu88.8%
  5. Kahului to Honolulu88.6%
  6. Boston to Charlotte88.2%
  7. West Palm Beach to Atlanta88%
  8. Spokane to Seattle88%
  9. Honolulu to Kona87.7%
  10. Salt Lake City to Los Angeles86.5%

Least punctual busy routes

  1. Dallas-Fort Worth to San Francisco36.9%
  2. Phoenix to San Francisco37.3%
  3. San Diego to San Francisco38.8%
  4. Seattle to San Francisco39.2%
  5. Denver to San Francisco39.4%
  6. Las Vegas to San Francisco40%
  7. Santa Ana to San Francisco42.7%
  8. Los Angeles to San Francisco46.8%
  9. Dallas-Fort Worth to San Diego48%
  10. Dallas-Fort Worth to Orlando48.1%

Most punctual airports

  1. Kahului (OGG)87.2%
  2. Anchorage (ANC)85.5%
  3. Honolulu (HNL)83.7%
  4. Salt Lake City (SLC)83.3%
  5. San Juan (SJU)83.1%
  6. Columbus (CMH)81%
  7. Portland (PDX)80.3%
  8. Atlanta (ATL)80.1%
  9. Indianapolis (IND)79.9%
  10. Fort Myers (RSW)79.6%

Least punctual airports

  1. Dallas Love Field (DAL)56.5%
  2. Dallas-Fort Worth (DFW)63.6%
  3. Houston (HOU)63.6%
  4. Chicago Midway (MDW)64.2%
  5. Nashville (BNA)65.5%
  6. San Francisco (SFO)67.1%
  7. Denver (DEN)67.1%
  8. St. Louis (STL)69%
  9. Austin Bergstrom (AUS)69.1%
  10. Oakland (OAK)69.7%

Most punctual flights

  1. OO3750100%
  2. OO3808100%
  3. MQ3563100%
  4. DL3196100%
  5. DL3091100%
  6. DL3035100%
  7. AA2278100%
  8. DL655100%
  9. DL1337100%
  10. OO3841100%

Least punctual flights

  1. OO55190%
  2. OO54233.3%
  3. AA21174.1%
  4. F926776.7%
  5. WN22176.9%
  6. WN15467.7%
  7. F9122910%
  8. OO562410.7%
  9. WN414310.7%
  10. F9338312%

Routes with at least 300 flights, airports with at least 2,000 departures and flight numbers with at least 25 flights in June 2026.

About this report

Figures cover every domestic flight by a large US airline in June 2026, from the US Bureau of Transportation Statistics (public domain). On time means arriving within 15 minutes of schedule; see how we measure punctuality. Look up any flight, route or airport in flight stats, and embed a live badge on your own site from any of those pages.

You are welcome to quote this report with a link to this page.

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US flight punctuality, June 2026: airlines ranked · TripStow