Rome2Rio

How to get fromSeattle Airport (SEA) to Costcoby plane, bus, bus (Greyhound, Amtrak), train, or car

Find Transport to Costco

See all options

There are 7 ways to get from Seattle Airport (SEA) to Costco by plane, bus, bus (Greyhound, Amtrak), train, or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Fly to Sonoma County Airport, bus

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Sonoma County Airport (STS)plane plane SEA - STS
    2. Take the bus from Sonoma County Airport to Pear Tree Center - Rossbus bus
    4h 56m
    $157–453

  2. Drive 727.9 mi

    cheapest
    1. Drive from Seattle Airport (SEA) to Costcocar car 727.9 mi
    13h 31m
    $133–192

  3. Bus

    1. Take the bus from Seattle Tacoma Intl Airport to Sacramento Bus Stationbus bus
    2. Take the bus from Sacramento Bus Station to Suisun City Bus Stopbus bus
    3. Take the bus from Napa Amtrak Bus Stop to Ukiah Amtrak Bus Stopbus bus
    25h 10m
    $149–300

  4. Train, bus (Amtrak)

    1. Take the train from Tacoma to Martineztrain train Coast Starlight
    2. Take the bus from Martinez to Ukiah Amtrak Bus Stopbus bus Amtrak Thruway Connecting Service
    27h 21m
    $289–631

  5. Fly to Oakland International Airport, bus

    1. Fly from Seattle-Tacoma International Airport (SEA) to Oakland International Airport (OAK)plane plane SEA - OAK
    2. Take the bus from Oakland International Airport to Sonoma Co Airport Terminalbus bus
    3. Take the bus from Sonoma County Airport to Ukiah Municipal Airportbus bus
    7h 45m
    $212–465

  6. Fly to San Francisco International Airport, bus

    1. Fly from Seattle-Tacoma International Airport (SEA) to San Francisco International Airport (SFO)plane plane SEA - SFO
    2. Take the bus from San Francisco Airport to Sonoma Co Airport Terminalbus bus
    3. Take the bus from Sonoma County Airport to Ukiah Municipal Airportbus bus
    7h 47m
    $199–463

  7. Fly to Arcata-Eureka Airport, bus

    1. Fly from Seattle-Tacoma International Airport (SEA) to Arcata-Eureka Airport (ACV)plane plane SEA - ACV
    2. Take the bus from Arcata to Ukiah Amtrak Bus Stopbus bus
    8h 33m
    $288–484

Seattle Airport (SEA) to Costco by bus

Calendar7Weekly Buses
Duration25h 10mAverage Duration
Ticket$149Cheapest Price
See schedules

Questions & Answers

Map of how to get from Seattle Airport (SEA) to Costco.ExpandLaunch map view
  • Distance: 677.1 mi
  • Duration: 4h 56m

What companies run services between Seattle Airport (SEA), USA and Costco, CA, USA?

You can take a bus from Seattle Tacoma Intl Airport to Costco via Sacramento Bus Station, Suisun City Train Depot, Napa Amtrak Bus Stop, Ukiah Amtrak Bus Stop, and Pear Tree Center - Ross in around 25h 10m.

Airlines
Train operators
Bus operators

Want to know more about travelling around United States

Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

Related travel guides

Need to know: Greyhound

Read the travel guideNeed to know: Greyhound