Distance between cities › USA › Montana › Melstone, MT › Distance from Melstone to Washington Dulles International Airport Book Hotels

Distance from Melstone, MT to IAD Airport

Distance

1,888 mi

Time

1 day 10 hours

Gas Cost

$176 - $342

Helpful Inaccurate

There are 1,618.59 miles from Melstone to Washington Dulles International Airport (IAD) in southeast direction and 1,888 miles (3,038.44 kilometers) by car, following the US-12 route.

Melstone and IAD Airport are 1 day 10 hours far apart, if you drive non-stop .

This is the fastest route from Melstone, MT to IAD Airport. The halfway point is Elk Mound, WI.

Please note the time difference between Melstone, MT and IAD Airport is 2 hours. The current time in Melstone is 6:16 am and the current time in IAD Airport is 8:16 am.

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Lowest Price Rental Cars in Melstone, MT

Planning on renting a car to go from Melstone, MT to IAD Airport? Here there are some offers to rent a car in Melstone, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Melstone »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 75.81 gallons of gas to cover the route between Melstone, MT and IAD Airport.

The estimated cost of gas to go from Melstone to IAD Airport is $247.30.

During the route, an average car will release 1,485.32 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 Melstone, MT and IAD Airport

If you want to meet halfway between Melstone, MT and IAD Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.874664 and -91.696320, or 44º 52' 28.7904" N, 91º 41' 46.752" W. This location is 943.86 miles away from Melstone, MT and IAD Airport and it would take approximately 17 hours 16 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Elk Mound, WI, situated 887 miles from Melstone, MT and 1,023 miles from IAD Airport. It would take 14 hours 15 mins to go from Melstone to Elk Mound and 16 hours 1 min to go from IAD to Elk Mound.