Pick a year below to open the full Kia Carnival page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Kia Carnival. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year Model Combined MPG City Highway Annual fuel cost
2026 2026 Kia Carnival 21 MPG 18 MPG 25 MPG $2,850
2025 2025 Kia Carnival 21 MPG 18 MPG 26 MPG $2,850
2024 2024 Kia Carnival 22 MPG 19 MPG 26 MPG $2,700
2023 2023 Kia Carnival 22 MPG 19 MPG 26 MPG $2,700
2022 2022 Kia Carnival 22 MPG 19 MPG 26 MPG $2,700

How the Kia Carnival compares against the Minivan - 2WD class

Buyers usually compare the Kia Carnival against other cars in the same EPA class. The list below shows the most efficient cars in the Minivan - 2WD class for the 2026 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.