Distance between cities › USA › Florida › Seffner, FL › Distance from Seffner to Sullivan Book Hotels

Distance from Seffner, FL to Sullivan, IL

Distance

1,045 mi

Time

19 hours 14 mins

Gas Cost

$97 - $189

There are 880.47 miles from Seffner to Sullivan in northwest direction and 1,045 miles (1,681.76 kilometers) by car, following the I-75 route.

Seffner and Sullivan are 19 hours 14 mins far apart, if you drive non-stop .

This is the fastest route from Seffner, FL to Sullivan, IL.

Please note the time difference between Seffner, FL and Sullivan, IL is 1 hour. The current time in Seffner is 1:03 am and the current time in Sullivan is 12:03 am.

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Lowest Price Rental Cars in Seffner, FL

Planning on renting a car to go from Seffner, FL to Sullivan, IL? Here there are some offers to rent a car in Seffner, FL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Seffner »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 41.98 gallons of gas to cover the route between Seffner, FL and Sullivan, IL.

The estimated cost of gas to go from Seffner to Sullivan is $136.95.

During the route, an average car will release 822.55 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 Seffner, FL and Sullivan, IL

If you want to meet halfway between Seffner, FL and Sullivan, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 34.691696 and -85.00303, or 34º 41' 30.1056" N, 85º 0' 10.908" W. This location is 522.70 miles away from Seffner, FL and Sullivan, IL and it would take approximately 9 hours 37 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Dalton, GA, situated 546 miles from Seffner, FL and 504 miles from Sullivan, IL. It would take 9 hours 56 mins to go from Seffner to Dalton and 9 hours 26 mins to go from Sullivan to Dalton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Seffner, FL and Sullivan, IL is Chattanooga, TN, situated 574 miles from Seffner, FL and 474 miles from Sullivan, IL. It would take 10 hours 28 mins to go from Seffner to Chattanooga and 8 hours 50 mins to go from Sullivan to Chattanooga.