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Distance from Mason, IL to BWI Airport

Distance

731 mi

Time

14 hours

Gas Cost

$68 - $133

Helpful Inaccurate

There are 641.08 miles from Mason to Baltimore–Washington International Airport (BWI) in east direction and 731 miles (1,176.43 kilometers) by car, following the I-70 route.

Mason and BWI Airport are 14 hours far apart, if you drive non-stop .

This is the fastest route from Mason, IL to BWI Airport. The halfway point is Jacksontown, OH.

Please note the time difference between Mason, IL and BWI Airport is 1 hour. The current time in Mason is 10:35 pm and the current time in BWI Airport is 11:35 pm.

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Lowest Price Rental Cars in Mason, IL

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mason »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 29.38 gallons of gas to cover the route between Mason, IL and BWI Airport.

The estimated cost of gas to go from Mason to BWI Airport is $95.83.

During the route, an average car will release 575.55 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 Mason, IL and BWI Airport

If you want to meet halfway between Mason, IL and BWI Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.956821 and -82.432266, or 39º 57' 24.5556" N, 82º 25' 56.1576" W. This location is 365.74 miles away from Mason, IL and BWI Airport and it would take approximately 7 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Jacksontown, OH, situated 364 miles from Mason, IL and 388 miles from BWI Airport. It would take 5 hours 37 mins to go from Mason to Jacksontown and 5 hours 52 mins to go from BWI to Jacksontown.

Major City Closest to Halfway Point

The major city closest to the halfway point between Mason, IL and BWI Airport is Columbus, OH, situated 330 miles from Mason, IL and 420 miles from BWI Airport. It would take 5 hours 6 mins to go from Mason to and 6 hours 21 mins to go from BWI to Columbus.