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Distance from Florence, MT to PDX Airport

Distance

563 mi

Time

10 hours 28 mins

Gas Cost

$52 - $102

Helpful Inaccurate

There are 414 miles from Florence to Portland International Airport (PDX) in west direction and 563 miles (906.06 kilometers) by car, following the I-90 and US-93 and MT 200 route.

Florence and PDX Airport are 10 hours 28 mins far apart, if you drive non-stop .

This is the fastest route from Florence, MT to PDX Airport. The halfway point is Ritzville, WA.

Please note the time difference between Florence, MT and PDX Airport is 1 hour. The current time in Florence is 9:39 am and the current time in PDX Airport is 8:39 am.

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Lowest Price Rental Cars in Florence, MT

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Florence »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 22.62 gallons of gas to cover the route between Florence, MT and PDX Airport.

The estimated cost of gas to go from Florence to PDX Airport is $73.79.

During the route, an average car will release 443.21 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 Florence, MT and PDX Airport

If you want to meet halfway between Florence, MT and PDX Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.121143 and -118.372101, or 47º 7' 16.1148" N, 118º 22' 19.5636" W. This location is 281.64 miles away from Florence, MT and PDX Airport and it would take approximately 5 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ritzville, WA, situated 275 miles from Florence, MT and 280 miles from PDX Airport. It would take 4 hours 7 mins to go from Florence to Ritzville and 4 hours 31 mins to go from PDX to Ritzville.