There are 4 ways to get from Seattle to Boulder by plane, bus, bus (Greyhound), 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.
Fly from Seattle-Tacoma International Airport, bus
best- Fly from Seattle-Tacoma International Airport (SEA) to Denver (DEN)plane SEA - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
5h 52mDrive 1,262.8 mi
cheapest- Drive from Seattle to Bouldercar 1,262.8 mi
20h 46m$231–333Bus
- Take the bus from Seattle Bus Station to Denver Union Stationbus Greyhound US0550
- Take the bus from Union Station Gate B17 to Broadway & Regent Drbus Ff1
29h 18mFly from Paine Field County Airport, bus
- Fly from Paine Field County Airport (PAE) to Denver (DEN)plane PAE - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
7h 57m
Seattle-Tacoma International Airport (SEA) to Denver (DEN) flights
Comparing Your Travel Options
The cheapest way to get from Seattle to Boulder is to drive which costs $230 - $340 and takes 20h 46m.
The fastest way to get from Seattle to Boulder is to drive which takes 20h 46m and costs $230 - $340.
No, there is no direct bus from Seattle station to Boulder. However, there are services departing from Seattle Bus Station and arriving at Broadway & Regent Dr via Union Station Gate B17. The journey, including transfers, takes approximately 29h 18m.
The distance between Seattle and Boulder is 1087 miles. The road distance is 1270.2 miles.
The best way to get from Seattle to Boulder without a car is to bus which takes 29h 18m and costs .
It takes approximately 5h 52m to get from Seattle to Boulder, including transfers.
Seattle to Boulder bus services, operated by Greyhound USA, depart from Seattle Bus Station.
Seattle to Boulder bus services, operated by Greyhound USA, arrive at Denver Union Station.
Boulder is 1h ahead of Seattle. It is currently 4:53 AM in Seattle and 5:53 AM in Boulder.
Yes, the driving distance between Seattle to Boulder is 1270 miles. It takes approximately 20h 46m to drive from Seattle to Boulder.
What companies run services between Seattle, WA, USA and Boulder, CO, USA?
You can take a bus from Seattle Bus Station to Broadway & Regent Dr via Denver Union Station and Union Station Gate B17 in around 29h 18m.
- Website
- southwest.com
Flights from Seattle-Tacoma International Airport to Denver
- Ave. Duration
- 2h 42m
- When
- Every day
- Estimated price
- $75–380
Flights from Paine Field County Airport to Denver via Phoenix
- Ave. Duration
- 6h 2m
- When
- Tuesday, Sunday, and Wednesday
- Estimated price
- $190–850
Flights from Paine Field County Airport to Denver via Las Vegas
- Ave. Duration
- 5h 51m
- When
- Monday, Thursday, and Friday
- Estimated price
- $190–850
Flights from Paine Field County Airport to Denver via San Francisco
- Ave. Duration
- 5h 55m
- When
- Monday, Thursday, Friday, and Saturday
- Estimated price
- $110–550
Flights from Paine Field County Airport to Denver via San Jose
- Ave. Duration
- 6h 35m
- When
- Monday, Thursday, and Friday
- Estimated price
- $110–550
- Website
- alaskaair.com
Flights from Seattle-Tacoma International Airport to Denver
- Ave. Duration
- 2h 48m
- When
- Every day
- Estimated price
- $120–330
Flights from Paine Field County Airport to Denver via Portland
- Ave. Duration
- 4h 33m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $180–850
Flights from Paine Field County Airport to Denver via San Diego
- Ave. Duration
- 8h 34m
- When
- Every day
- Estimated price
- $200–850
- Website
- united.com
Flights from Seattle-Tacoma International Airport to Denver
- Ave. Duration
- 2h 48m
- When
- Every day
- Estimated price
- $75–380
- Website
- delta.com
Flights from Seattle-Tacoma International Airport to Denver
- Ave. Duration
- 2h 50m
- When
- Every day
- Estimated price
- $75–380
- Website
- flyfrontier.com
Flights from Seattle-Tacoma International Airport to Denver
- Ave. Duration
- 2h 50m
- When
- Every day
- Estimated price
- $95–210
- Phone
- +44 1743 612002
- info@regionaltransport.co.uk
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Union Station Gate B17 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 30 minutes
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- Greyhound
Bus from Seattle Bus Station to Denver Union Station
- Ave. Duration
- 28h 20m
- Frequency
- Once daily
- Estimated price
- $220–350
- Website
- Greyhound
Want to know more about travelling around United States
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