Frederick
Frederick
Seattle
Seattle
Flight Driving

Frederick to Seattle

Updated: 31 May 2026

Traveling from Frederick to Seattle covers roughly 4,500 kilometers. The most practical method is flying from BWI to Seattle-Tacoma International Airport. If driving, you will traverse the northern corridor via I-90. This route takes you through the Midwest and the scenic Pacific Northwest. Expect diverse landscapes ranging from rolling hills to high mountain passes.

Total Distance: Driving distance 4,550 km, straight-line air distance 3,700 km.
Fastest Way
Flying from BWI or IAD is the fastest way to reach Seattle.
Cheapest Way
Driving is the most cost-effective for families or groups.
Compare Frederick to Seattle Routes
Flight
Connecting
Driving
Direct
Duration 6 hours 30 mins 44 hours
Avg Price $400 - $800 $550 - $850 in fuel
Operator Alaska Airlines Personal Vehicle
Route BWI to SEA via major hubs. I-70 W to I-90 W through Chicago and Montana.
Tip Check for direct flights from IAD if BWI options are limited. The I-90 corridor in Montana is beautiful but prone to sudden weather changes.
Travel Tips
  • Rain Gear
    Always carry a waterproof jacket, as Seattle is famous for its light but frequent rain.
  • Public Transit
    Use the Link Light Rail to get from the airport to downtown Seattle.
  • Coffee Culture
    Explore local independent coffee shops beyond the major chains.
  • Booking
    Book hotels in advance, especially during the summer cruise season.
  • Navigation
    Use apps like Waze to navigate Seattle's complex one-way street system.
Safety Tips
  • Driving
    Be cautious of heavy rain and fog on mountain passes.
  • Urban Safety
    Stay aware of your surroundings in downtown areas at night.
  • Emergency
    Keep a winter emergency kit in your car if driving during colder months.
  • Health
    Stay hydrated during the long flight to the West Coast.
People Also Ask
  • Is Seattle safe?
    Seattle is generally safe, but standard urban precautions apply.
  • What is the best time to visit?
    Summer months offer the best weather for outdoor activities.
  • Do I need a car?
    Downtown Seattle is walkable, but a car is helpful for visiting nearby parks.
  • How far is the airport?
    The airport is about 20 kilometers south of downtown.
  • Are there direct flights?
    Direct flights are more common from IAD than BWI.
Quick Info
  • From Frederick, Maryland, United States
  • To Seattle, Washington, United States
  • Modes
Best Time to Travel

July and August are ideal for visiting Seattle to enjoy the dry, mild summer weather.

Things to Do in Seattle
1
Space Needle
Visit the observation deck for a 360-degree view of the city and Mount Rainier. It is a symbol of the Pacific Northwest.
2
Pike Place Market
Watch the fishmongers throw fish and explore the original Starbucks store. It is one of the oldest public farmers' markets in the US.
3
Museum of Pop Culture
Explore exhibits dedicated to music, science fiction, and video games. The building's architecture is unique.
4
Chihuly Garden and Glass
View stunning glass sculptures in a lush garden setting. It is located right next to the Space Needle.
Tags
Frederick to Seattle BWI to SEA flights driving to Seattle cross country travel Maryland to Washington state best travel routes travel tips Seattle tourism