There are 6 ways to get from Boulder to San Francisco by bus, plane, bus (Greyhound), 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.
Bus, fly to San Francisco International Airport
best- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to San Francisco International Airport (SFO)plane DEN - SFO
5h 33m$100–568Bus
- Take the bus from Downtown Boulder Station Gate 1 to Union Stationbus Ff1 / ...
- Take the bus from Denver Union Station to Sparks Transit Centerbus
- Take the bus from Sparks Transit Center to San Francisco Bus Stationbus
29h 46m$198–393Bus, train
- Take the bus from Broadway & 20th St to Union Stationbus Ff2 / ...
- Take the train from Denver to Richmondtrain California Zephyr
35h 43m$447–910Drive 1,227.4 mi
- Drive from Boulder to San Franciscocar 1,227.4 mi
19h 16m$224–324Bus, fly to Oakland International Airport
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to Oakland International Airport (OAK)plane DEN - OAK
5h 43m$401–564Bus, fly to Norman Y. Mineta San José International Airport, Caltrain
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to Norman Y. Mineta San José International Airport (SJC)plane DEN - SJC
- Take the train from Santa Clara Caltrain Northbound to San Francisco Caltrain Northboundtrain
6h 54m$118–491
Boulder to San Francisco by bus
Questions & Answers
The cheapest way to get from Boulder to San Francisco is to bus and fly which costs $100 - $600 and takes 5h 33m.
The fastest way to get from Boulder to San Francisco is to bus and fly which takes 5h 33m and costs $100 - $600.
No, there is no direct bus from Boulder station to San Francisco station. However, there are services departing from Downtown Boulder Station Gate 1 and arriving at San Francisco Bus Station via Denver Union Station and Sparks Transit Center. The journey, including transfers, takes approximately 29h 46m.
The distance between Boulder and San Francisco is 1030 miles. The road distance is 1234.6 miles.
The best way to get from Boulder to San Francisco without a car is to bus which takes 29h 46m and costs $190 - $400.
It takes approximately 5h 33m to get from Boulder to San Francisco, including transfers.
Boulder to San Francisco bus services, operated by Regional Transportation District, depart from Downtown Boulder Station Gate 1.
Boulder to San Francisco bus services, operated by Regional Transportation District, arrive at Union Station.
San Francisco is 1h behind Boulder. It is currently 3:05 AM in Boulder and 2:05 AM in San Francisco.
Yes, the driving distance between Boulder to San Francisco is 1235 miles. It takes approximately 19h 16m to drive from Boulder to San Francisco.
What companies run services between Boulder, CO, USA and San Francisco, CA, USA?
You can take a bus from Downtown Boulder Station Gate 1 to San Francisco Bus Station via Denver Union Station and Sparks Transit Center in around 29h 46m.
- Website
- southwest.com
Flights from Denver to San Francisco International Airport
- Ave. Duration
- 2h 37m
- When
- Every day
- Estimated price
- $65–320
Flights from Denver to San Francisco International Airport via Las Vegas
- Ave. Duration
- 4h 20m
- When
- Monday
- Estimated price
- $70–330
Flights from Denver to Oakland International Airport
- Ave. Duration
- 2h 35m
- When
- Every day
- Estimated price
- $100–500
Flights from Denver to Oakland International Airport via Salt Lake City
- Ave. Duration
- 4h 15m
- When
- Saturday
- Estimated price
- $100–500
Flights from Denver to Oakland International Airport via Las Vegas
- Ave. Duration
- 4h 26m
- When
- Saturday, Monday, Thursday, Friday, and Sunday
- Estimated price
- $110–550
Flights from Denver to Oakland International Airport via Boise
- Ave. Duration
- 4h 25m
- When
- Tuesday and Wednesday
- Estimated price
- $120–550
Flights from Denver to Oakland International Airport via Burbank
- Ave. Duration
- 4h 30m
- When
- Monday, Thursday, and Friday
- Estimated price
- $120–550
Flights from Denver to Norman Y. Mineta San José International Airport
- Ave. Duration
- 2h 32m
- When
- Every day
- Estimated price
- $100–470
Flights from Denver to Norman Y. Mineta San José International Airport via Las Vegas
- Ave. Duration
- 4h 26m
- When
- Monday, Thursday, Friday, and Saturday
- Estimated price
- $100–490
- Website
- united.com
Flights from Denver to San Francisco International Airport
- Ave. Duration
- 2h 45m
- When
- Every day
- Estimated price
- $65–320
Flights from Denver to Norman Y. Mineta San José International Airport
- Ave. Duration
- 2h 38m
- When
- Every day
- Estimated price
- $100–470
- Website
- flyfrontier.com
Flights from Denver to San Francisco International Airport
- Ave. Duration
- 2h 52m
- When
- Every day
- Estimated price
- $85–370
- Website
- delta.com
Flights from Denver to Norman Y. Mineta San José International Airport via Salt Lake City
- Ave. Duration
- 4h 30m
- When
- Saturday
- Estimated price
- $100–480
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Denver to Richmond
- Ave. Duration
- 33h 1m
- Frequency
- Once daily
- Estimated price
- $440–900
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 800-660-4287
- Website
- caltrain.com
Train from Santa Clara Caltrain Northbound to San Francisco Caltrain Northbound
- Ave. Duration
- 1h 12m
- Frequency
- Every 30 minutes
- Estimated price
- $9–12
- Website
- https://www.caltrain.com
- Schedules at
- https://www.caltrain.com/?active_tab=route_explorer_tab
- One-way Adult
- $9–12
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Downtown Boulder Station Gate 1 to Union Station
- Ave. Duration
- 51 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Broadway & 20th St to Union Station
- Ave. Duration
- 45 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
- Website
- greyhound.com
Bus from Denver Union Station to Sparks Transit Center
- Ave. Duration
- 20h 45m
- Frequency
- Once daily
- Schedules at
- greyhound.com
Bus from Sparks Transit Center to San Francisco Bus Station
- Ave. Duration
- 6h 10m
- Frequency
- Twice daily
- Schedules at
- greyhound.com
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- greyhound.com
Bus from Denver Union Station to Sparks Transit Center
- Ave. Duration
- 20h 45m
- Frequency
- Once daily
- Estimated price
- $160–320
- Website
- https://www.greyhound.com/
Bus from Sparks Transit Center to San Francisco Bus Station
- Ave. Duration
- 6h 10m
- Frequency
- Twice daily
- Estimated price
- $35–70
- Website
- https://www.greyhound.com/
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