  Highway markers for Interstate 70 and Interstate 135 | |
 Interstate Highways highlighted in red | |
| Highway names | |
|---|---|
| Interstates | Interstate nn (I-nn) |
| US Highways | U.S. Highway nn (US-nn) |
| State | K-nn |
| System links | |
| |
The Interstate Highways in Kansas are the segments of the Dwight D. Eisenhower National System of Interstate and Defense Highways within the U.S. state of Kansas.
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-35 | 235.5 | 379.0 | Oklahoma state line south of South Haven | Missouri state line in Kansas City | 1956 | current | Concurrent with the Kansas Turnpike for 127 miles from the Oklahoma state line to the junction with I-335 and US-50 in Emporia. | |
 I-35W | 95.7 | 154.0 | I-35 / Kansas Turnpike in Wichita | I-70 / US-40 / US-81 in Salina | 1971 | 1976 | Renumbered I-135 | |
 I-66 | — | — | Wichita, Kansas | Missouri State line | 1991 | 2015 | Cancelled proposed interstate that was planned to run from Wichita to the junction with I-73/I-74/US 52 in West Virginia as part of the East–West TransAmerica Corridor. | |
 I-70 | 424.2 | 682.7 | Colorado state line west of Kanorado | Missouri state line in Kansas City | 1956 | current | Concurrent with the Kansas Turnpike from the junction with I-470, US-40 and K-4 in East Topeka to the Turnpike's eastern terminus in the Kansas City area. | |
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-135 | 95.7 | 154.0 | I-35 / Kansas Turnpike in Wichita | I-70 / US-40 / US-81 in Salina | 1976 | current | Originally signed as I-35W | |
 I-235 | 16.5 | 26.6 | I-135 / US-81 in Wichita | I-135 / US-81 / K-15 / K-96 / K-254 in Wichita | 1962 | current | ||
 I-335 | 50.1 | 80.6 | I-35 / Kansas Turnpike / US-50 in Emporia | I-470 / Kansas Turnpike / US-75 in Topeka | 1987 | current | Overlaps Kansas Turnpike for its entire length | |
 I-435 | 28.17 | 45.34 | Missouri state line in Kansas City | Missouri state line in Leawood (State Line Road) | 1965 | current | Kansas City beltway | |
 I-470 | 13.72 | 22.08 | I-70 / US-40 / K-4 / US-75 in Topeka | I-70 / Kansas Turnpike / US-40 / K-4 east of Topeka | 1960 | current | Concurrent with the Kansas Turnpike from the junction with I-335 in South Topeka to the junction with I-70, US-40 and K-4 in East Topeka. | |
 I-635 | 8.9 | 14.3 | I-35 / US-69 in Overland Park | Missouri state line in Kansas City | 1975 | current | ||
 I-670 | 1.64 | 2.64 | I-70 / US-24 / US-40 / US-69 in Kansas City | Missouri state line in Kansas City | 1968 | current | ||
