Distance between cities › USA › California › SAN, CA › Distance from San Diego International Airport to Smithfield Book Hotels

Distance from SAN Airport to Smithfield, IL

Distance

1,915 mi

Time

1 day 11 hours

Gas Cost

$178 - $347

Helpful Inaccurate

There are 1,577.55 miles from San Diego International Airport (SAN) to Smithfield in northeast direction and 1,915 miles (3,081.89 kilometers) by car, following the I-40 route.

SAN Airport and Smithfield are 1 day 11 hours far apart, if you drive non-stop .

This is the fastest route from SAN Airport to Smithfield, IL.

Please note the time difference between SAN Airport and Smithfield, IL is 2 hours. The current time in SAN Airport is 1:00 pm and the current time in Smithfield is 3:00 pm.

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Lowest Price Rental Cars in SAN Airport

Planning on renting a car to go from SAN Airport to Smithfield, IL? Here there are some offers to rent a car in SAN Airport

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in San Diego International Airport »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 76.89 gallons of gas to cover the route between SAN Airport and Smithfield, IL.

The estimated cost of gas to go from SAN Airport to Smithfield is $250.81.

During the route, an average car will release 1,506.40 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between SAN Airport and Smithfield, IL

If you want to meet halfway between SAN Airport and Smithfield, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.121728 and -103.91385, or 35º 7' 18.2208" N, 103º 54' 49.86" W. This location is 957.26 miles away from SAN Airport and Smithfield, IL and it would take approximately 17 hours 30 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Tucumcari, NM, situated 985 miles from SAN Airport and 929 miles from Smithfield, IL. It would take 17 hours 20 mins to go from SAN to Tucumcari and 17 hours 42 mins to go from Smithfield to Tucumcari.