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Distance from Tomball, TX to BWI Airport

Distance

1,432 mi

Time

1 day 2 hours

Gas Cost

$131 - $255

Helpful Inaccurate

There are 1,242.76 miles from Tomball to Baltimore–Washington International Airport (BWI) in northeast direction and 1,432 miles (2,304.58 kilometers) by car, following the I-81 route.

Tomball and BWI Airport are 1 day 2 hours far apart, if you drive non-stop .

This is the fastest route from Tomball, TX to BWI Airport. The halfway point is Steele, AL.

Please note the time difference between Tomball, TX and BWI Airport is 1 hour. The current time in Tomball is 12:49 pm and the current time in BWI Airport is 1:49 pm.

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Lowest Price Rental Cars in Tomball, TX

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Tomball »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 57.49 gallons of gas to cover the route between Tomball, TX and BWI Airport.

The estimated cost of gas to go from Tomball to BWI Airport is $184.20.

During the route, an average car will release 1,126.37 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Tomball, TX and BWI Airport

If you want to meet halfway between Tomball, TX 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 33.969013 and -86.181412, or 33º 58' 8.4468" N, 86º 10' 53.0832" W. This location is 715.77 miles away from Tomball, TX and BWI Airport and it would take approximately 13 hours 23 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Steele, AL, situated 746 miles from Tomball, TX and 730 miles from BWI Airport. It would take 11 hours 21 mins to go from Tomball to Steele and 11 hours 9 mins to go from BWI to Steele.