Most Delayed Flight Routes in the US
Routes · Aug 2025 – Jul 2026
Data through July 2026 · Last updated October 18, 2026
The 50 routes with the lowest on-time arrival rate (minimum 1,000 flights).
First place goes to ACV to SFO (59.5%); FLL to IND comes last of 50 (65.2%).
The median across this list is 63.6%.
Top 15: on-time arrivals
ACV to SFO59.5%
SBP to SFO59.7%
FLL to AUS60.4%
LAS to SFO60.6%
ORD to ASE60.8%
DFW to SFO60.9%
DAL to LGA61.0%
HPN to DCA61.6%
DFW to MSN61.8%
RNO to SFO61.9%
RDU to DCA62.1%
SEA to SFO62.1%
ONT to SFO62.2%
BUR to SFO62.2%
LAX to SFO62.2%
Full ranking
| # | Name | On time | Cancelled | Flights |
|---|---|---|---|---|
| 1 | ACV to SFOArcata/Eureka to San Francisco | 59.5% | 2.9% | 1,292 |
| 2 | SBP to SFOSan Luis Obispo to San Francisco | 59.7% | 1.2% | 1,145 |
| 3 | FLL to AUSFort Lauderdale to Austin | 60.4% | 2.7% | 1,166 |
| 4 | LAS to SFOLas Vegas to San Francisco | 60.6% | 0.7% | 6,115 |
| 5 | ORD to ASEChicago to Aspen | 60.8% | 3.0% | 1,134 |
| 6 | DFW to SFODallas/Fort Worth to San Francisco | 60.9% | 2.4% | 4,179 |
| 7 | DAL to LGADallas to New York | 61.0% | 3.1% | 1,536 |
| 8 | HPN to DCAWhite Plains to Washington | 61.6% | 6.3% | 1,356 |
| 9 | DFW to MSNDallas/Fort Worth to Madison | 61.8% | 2.0% | 1,093 |
| 10 | RNO to SFOReno to San Francisco | 61.9% | 1.4% | 1,928 |
| 11 | RDU to DCARaleigh/Durham to Washington | 62.1% | 5.2% | 2,009 |
| 12 | SEA to SFOSeattle to San Francisco | 62.1% | 1.1% | 6,791 |
| 13 | ONT to SFOOntario to San Francisco | 62.2% | 0.8% | 1,309 |
| 14 | BUR to SFOBurbank to San Francisco | 62.2% | 1.2% | 3,066 |
| 15 | LAX to SFOLos Angeles to San Francisco | 62.2% | 0.8% | 11,235 |
| 16 | SAN to SFOSan Diego to San Francisco | 62.5% | 1.3% | 6,660 |
| 17 | SBA to SFOSanta Barbara to San Francisco | 62.5% | 1.2% | 1,640 |
| 18 | DCA to HPNWashington to White Plains | 62.8% | 6.4% | 1,359 |
| 19 | ORD to LNKChicago to Lincoln | 62.8% | 3.4% | 1,586 |
| 20 | DFW to JAXDallas/Fort Worth to Jacksonville | 63.0% | 2.7% | 1,834 |
| 21 | CVG to DCACincinnati to Washington | 63.0% | 5.0% | 1,017 |
| 22 | PHL to SJUPhiladelphia to San Juan | 63.2% | 3.3% | 1,932 |
| 23 | PSP to SFOPalm Springs to San Francisco | 63.2% | 0.9% | 2,566 |
| 24 | SMF to SFOSacramento to San Francisco | 63.5% | 1.7% | 1,356 |
| 25 | DCA to ORFWashington to Norfolk | 63.5% | 4.3% | 1,041 |
| 26 | DFW to MCODallas/Fort Worth to Orlando | 63.7% | 2.7% | 4,902 |
| 27 | DFW to FATDallas/Fort Worth to Fresno | 63.7% | 2.7% | 1,362 |
| 28 | DFW to SANDallas/Fort Worth to San Diego | 63.7% | 2.6% | 3,669 |
| 29 | ASE to ORDAspen to Chicago | 63.8% | 5.8% | 1,133 |
| 30 | ORD to SBNChicago to South Bend | 63.9% | 4.5% | 2,737 |
| 31 | HOU to LGAHouston to New York | 64.0% | 2.6% | 1,358 |
| 32 | ORD to FSDChicago to Sioux Falls | 64.3% | 3.5% | 1,799 |
| 33 | DCA to BUFWashington to Buffalo | 64.3% | 4.8% | 1,134 |
| 34 | ORD to FWAChicago to Fort Wayne | 64.4% | 4.6% | 2,765 |
| 35 | DEN to SFODenver to San Francisco | 64.6% | 0.3% | 5,465 |
| 36 | CLE to DCACleveland to Washington | 64.8% | 7.1% | 1,611 |
| 37 | ORD to MKEChicago to Milwaukee | 64.8% | 4.9% | 5,268 |
| 38 | SFO to SANSan Francisco to San Diego | 64.9% | 1.2% | 6,621 |
| 39 | RDM to SFOBend/Redmond to San Francisco | 64.9% | 0.9% | 1,304 |
| 40 | FLL to MSYFort Lauderdale to New Orleans | 64.9% | 2.1% | 1,411 |
| 41 | ORD to FNTChicago to Flint | 64.9% | 4.3% | 1,918 |
| 42 | ORD to DLHChicago to Duluth | 65.0% | 4.4% | 1,223 |
| 43 | CLT to SFOCharlotte to San Francisco | 65.0% | 1.3% | 1,500 |
| 44 | FAT to SFOFresno to San Francisco | 65.0% | 1.3% | 1,250 |
| 45 | LAX to DALLos Angeles to Dallas | 65.0% | 0.8% | 1,471 |
| 46 | LAS to SANLas Vegas to San Diego | 65.1% | 1.0% | 5,631 |
| 47 | AUS to BOSAustin to Boston | 65.1% | 2.5% | 1,673 |
| 48 | ORD to CAKChicago to Akron | 65.1% | 5.6% | 2,028 |
| 49 | ORD to RSTChicago to Rochester | 65.2% | 4.8% | 1,057 |
| 50 | FLL to INDFort Lauderdale to Indianapolis | 65.2% | 2.1% | 1,020 |
80%+ good 70–79.9% fair <70% poor