Distance between cities › USA › Oregon › Tigard, OR › Distance from Tigard to Washington Dulles International Airport Book Hotels

Distance from Tigard, OR to IAD Airport

Distance

2,789 mi

Time

2 days 1 hour

Gas Cost

$244 - $475

Helpful Inaccurate

There are 2,330.62 miles from Tigard to Washington Dulles International Airport (IAD) in east direction and 2,789 miles (4,488.46 kilometers) by car, following the I-80 route.

Tigard and IAD Airport are 2 days 1 hour far apart, if you drive non-stop .

This is the fastest route from Tigard, OR to IAD Airport. The halfway point is Presho, SD.

Please note the time difference between Tigard, OR and IAD Airport is 3 hours. The current time in Tigard is 11:54 am and the current time in IAD Airport is 2:54 pm.

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Lowest Price Rental Cars in Tigard, OR

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Tigard »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 112 gallons of gas to cover the route between Tigard, OR and IAD Airport.

The estimated cost of gas to go from Tigard to IAD Airport is $343.05.

During the route, an average car will release 2,194.29 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 $3.06 per gallon of regular gas. Price last updated on March 9, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Tigard, OR and IAD Airport

If you want to meet halfway between Tigard, OR 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 43.751064 and -100.073746, or 43º 45' 3.8304" N, 100º 4' 25.4856" W. This location is 1,394.39 miles away from Tigard, OR and IAD Airport and it would take approximately 1 day to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Presho, SD, situated 1,429 miles from Tigard, OR and 1,434 miles from IAD Airport. It would take 20 hours 56 mins to go from Tigard to Presho and 21 hours 27 mins to go from IAD to Presho.