Distance between cities › USA › Maryland › Quantico, MD › Distance from Quantico to Sinai Book Hotels

Distance from Quantico, MD to Sinai, SD

Distance

1,431 mi

Time

1 day 3 hours

Gas Cost

$133 - $259

There are 1,173.32 miles from Quantico to Sinai in northwest direction and 1,431 miles (2,302.97 kilometers) by car, following the I-90 route.

Quantico and Sinai are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Quantico, MD to Sinai, SD.

Please note the time difference between Quantico, MD and Sinai, SD is 1 hour. The current time in Quantico is 6:35 am and the current time in Sinai is 5:35 am.

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Lowest Price Rental Cars in Quantico, MD

Planning on renting a car to go from Quantico, MD to Sinai, SD? Here there are some offers to rent a car in Quantico, MD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Quantico »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 57.47 gallons of gas to cover the route between Quantico, MD and Sinai, SD.

The estimated cost of gas to go from Quantico to Sinai is $187.47.

During the route, an average car will release 1,125.94 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 Quantico, MD and Sinai, SD

If you want to meet halfway between Quantico, MD and Sinai, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.735748 and -86.542259, or 41º 44' 8.6928" N, 86º 32' 32.1324" W. This location is 715.50 miles away from Quantico, MD and Sinai, SD and it would take approximately 13 hours 33 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is New Carlisle, IN, situated 723 miles from Quantico, MD and 710 miles from Sinai, SD. It would take 13 hours 57 mins to go from Quantico to New Carlisle and 13 hours 26 mins to go from Sinai to New Carlisle.

Major City Closest to Halfway Point

The major city closest to the halfway point between Quantico, MD and Sinai, SD is South Bend, IN, situated 711 miles from Quantico, MD and 727 miles from Sinai, SD. It would take 13 hours 42 mins to go from Quantico to South Bend and 13 hours 41 mins to go from Sinai to South Bend.