Fort Collins
Fort Collins
Seattle
Seattle
Flight Driving

Fort Collins to Seattle

Updated: 28 May 2026

The trip from Fort Collins to Seattle covers roughly 2,100 km. Flying from Denver International Airport is the most practical choice, with a flight time of about 3 hours. Driving involves a scenic route through Wyoming, Idaho, and Oregon via I-80 and I-84, taking approximately 22 hours of driving time. This journey takes you through the high plains, the Snake River Valley, and the lush Pacific Northwest. It is a long but visually rewarding drive for those who enjoy changing landscapes.

Total Distance: 2,100 km driving; 1,600 km air distance.
Fastest Way
Flying from DEN to SEA takes approximately 3 hours.
Cheapest Way
Driving is cost-effective for families, but flying is often cheaper for solo travelers.
Compare Fort Collins to Seattle Routes
Flight
Direct
Driving
Direct
Duration 3 hours 22 hours
Avg Price $150 - $400 $350 - $550 in fuel
Operator Alaska Airlines Personal Vehicle
Route DEN to SEA I-25 N to I-80 W to I-84 W
Tip Light rail from SEA airport to downtown takes about 40 minutes. Plan for an overnight stop in Boise, Idaho, to break up the drive.
Travel Tips
  • Link Light Rail
    Use the Link Light Rail to travel from the airport to downtown Seattle for under $4.
  • Rain Gear
    Always carry a waterproof jacket, as Seattle is known for frequent light rain.
  • Ferry Trips
    Take a Washington State Ferry to Bainbridge Island for a scenic view of the city skyline.
  • Coffee Culture
    Explore local independent coffee roasters beyond the major chains.
  • Traffic
    Avoid driving through downtown Seattle during peak morning and evening commute hours.
Safety Tips
  • Mountain Passes
    Check Snoqualmie Pass conditions if driving during the winter months.
  • Urban Safety
    Stay aware of your surroundings in downtown areas, especially at night.
  • Vehicle Safety
    Do not leave any items visible in your car, as break-ins can occur in urban areas.
  • Hydration
    Stay hydrated during the long drive across the arid regions of Wyoming and Idaho.
People Also Ask
  • Is there a train to Seattle?
    The Empire Builder train serves Seattle, but you must reach a station like Denver first.
  • How long is the drive?
    The drive is approximately 22 hours of actual road time.
  • What is the best airport?
    Seattle-Tacoma International Airport (SEA) is the main hub.
  • Do I need a car in Seattle?
    Downtown is walkable, but a car is useful for visiting surrounding areas like Mount Rainier.
  • Are there tolls?
    Some bridges and express lanes in the Seattle area use electronic tolling.
Quick Info
  • From Fort Collins, Colorado, United States
  • To Seattle, Washington, United States
  • Modes
Best Time to Travel

July to August for the best weather in the Pacific Northwest.

Things to Do in Seattle
1
Pike Place Market
Visit the famous fish-throwing market and the original Starbucks location.
2
Space Needle
Ascend this iconic tower for 360-degree views of the city and Mount Rainier.
3
Chihuly Garden and Glass
Experience the stunning glass art installations located right next to the Space Needle.
4
Seattle Waterfront
Walk along the Elliott Bay waterfront to enjoy fresh seafood and harbor views.
Tags
Fort Collins to Seattle flights to SEA driving to Seattle I-80 to I-84 route travel from Colorado to Washington best way to reach Seattle Fort Collins travel guide Seattle trip planning