Amtrak's Empire Builder runs from Chicago to Portland, but requires a separate trip to Chicago.

How long is the flight?

Connecting flights usually take 7 to 10 hours.

What is the best highway?

I-84 West is the final and most scenic leg of the drive.

Is Portland bike-friendly?

Yes, Portland is one of the most bike-friendly cities in the US.

Do I need a car in Portland?

Public transit is excellent, but a car is helpful for visiting the coast.

Dayton

Portland

Flight Driving

Dayton to Portland

Updated: 28 May 2026

The trip from Dayton to Portland is a major cross-country journey of over 2,300 miles. Flying is the most practical option, typically involving a connection in a major hub like Denver or Seattle. Driving takes roughly 35 hours of active time, traversing the heart of the American Midwest and the Rocky Mountains. This route takes you from the industrial plains of Ohio to the lush, green landscapes of the Pacific Northwest.

Total Distance: Driving distance 3,700 km, straight-line air distance 3,100 km.

Fastest Way

Flying takes 7 hours, compared to 35+ hours of driving.

Cheapest Way

Flying is often cheaper than the total cost of fuel, hotels, and food for a 4-day drive.

Compare Dayton to Portland Routes

	Flight Connecting	Driving Direct
Duration	7 hours	35 hours
Avg Price	$400-$700	$500-$700 in fuel
Operator	Alaska Airlines	Personal Vehicle
Route	DAY to PDX via Chicago or Seattle.	I-70 West to I-80 West to I-84 West.
Tip	Alaska Airlines offers excellent connectivity to the Pacific Northwest.	This is a multi-day trip; plan for at least three nights in hotels.

Travel Tips

Time Zone
You will cross three time zones moving from Eastern to Pacific Time.
Airport Transit
Use the MAX Light Rail to get from PDX airport to downtown Portland.
Weather
Portland is known for rain; pack a waterproof jacket regardless of the season.
Booking
Book flights at least 30 days out to avoid peak pricing.
Roadside Assistance
Ensure your roadside assistance plan is active for the long drive.

Safety Tips

Mountain Passes
Be prepared for sudden weather changes in the Rockies and Cascades.
Driver Fatigue
Do not drive more than 8 hours per day to maintain alertness.
Vehicle Maintenance
Get a full service check before starting a 2,300-mile trip.
Emergency Supplies
Carry a satellite messenger or emergency beacon if driving through remote areas.