There are 6 ways to get from San Francisco to Boulder by plane, bus, 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.

Recommended option

Fly from San Francisco, bus  •  5 h 28 min

  1. Fly from San Francisco (SFO) to Denver (DEN) SFO - DEN
  2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$80 - $267

5 alternative options

Fly from Oakland, bus  •  5 h 37 min

  1. Fly from Oakland (OAK) to Denver (DEN) OAK - DEN
  2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$119 - $310

Caltrain to San Jose, fly, bus  •  6 h 41 min

  1. Take the Caltrain from San Francisco Caltrain to Santa Clara Caltrain
  2. Fly from San Jose (SJC) to Denver (DEN) SJC - DEN
  3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$120 - $332

Bus  •  30 h 28 min

  1. Take the bus from San Francisco, Ca to Reno, Nv 8308 / ...
  2. Take the bus from Reno, Nv to Denver, Co 1314

$130 - $328

Train  •  34 h 46 min

  1. Take the train from Richmond Transit Station Amtrak to Denver Union Station Amtrak California Zephyr

$177 - $560

Drive  •  19 h 9 min

  1. Drive from San Francisco to Boulder 1266.5 miles

$120 - $180

Questions & Answers

The cheapest way to get from San Francisco to Boulder is to fly and bus which costs $80 - $270 and takes 5 h 28 min.

More details

The quickest way to get from San Francisco to Boulder is to fly and bus which costs $80 - $270 and takes 5 h 28 min.

More details

The distance between San Francisco and Boulder is 939 miles. The road distance is 1266.5 miles.

Get driving directions

It takes approximately 5 h 28 min to get from San Francisco to Boulder, including transfers.

More details

No, there is no direct bus from San Francisco to Boulder. However, there are services departing from San Francisco, Ca and arriving at 28th St & College Ave via Reno, Nv and 18th St & California St. The journey, including transfers, takes approximately 30 h 28 min.

More details

What companies run services between San Francisco, CA, USA and Boulder, CO, USA?

You can take a bus from San Francisco to Boulder via Reno, Nv, Denver, Co, and 18th St & California St in around 30 h 28 min. Alternatively, Amtrak operates a train from San Francisco to Boulder once daily. Tickets cost $170 - $550 and the journey takes 32 h 16 min.

Airlines
Southwest Airlines
Website
southwest.com
Flights from San Francisco to Denver
Ave. Duration
2 h 29 min
When
Every day
Estimated price
$110 - $600
Flights from Oakland to Denver
Ave. Duration
2 h 24 min
When
Every day
Estimated price
$140 - $650
Flights from Oakland to Denver via Ontario/San Bernardino
Ave. Duration
4 h 15 min
When
Monday to Friday
Estimated price
$140 - $650
Flights from Oakland to Denver via Las Vegas
Ave. Duration
4 h 15 min
When
Monday to Friday
Estimated price
$140 - $650
Flights from San Jose to Denver
Ave. Duration
2 h 26 min
When
Every day
Estimated price
$180 - $750
Flights from San Jose to Denver via Las Vegas
Ave. Duration
4 h 13 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$180 - $750
Flights from San Jose to Denver via Santa Ana
Ave. Duration
4 h 20 min
When
Monday to Friday
Estimated price
$180 - $750
Flights from San Jose to Denver via Burbank
Ave. Duration
4 h 20 min
When
Monday to Friday
Estimated price
$180 - $750
United Airlines
Website
united.com
Flights from San Francisco to Denver
Ave. Duration
2 h 34 min
When
Every day
Estimated price
$100 - $650
Flights from San Jose to Denver
Ave. Duration
2 h 32 min
When
Every day
Estimated price
$170 - $850
Frontier Airlines
Website
flyfrontier.com
Flights from San Francisco to Denver
Ave. Duration
2 h 31 min
When
Every day
Estimated price
$90 - $550
Flights from San Jose to Denver
Ave. Duration
2 h 32 min
When
Every day
Estimated price
$95 - $420
Delta
Website
delta.com
Flights from Oakland to Denver via Salt Lake City
Ave. Duration
4 h 14 min
When
Every day
Estimated price
$200 - $750
Flights from San Jose to Denver via Salt Lake City
Ave. Duration
4 h 24 min
When
Every day
Estimated price
$200 - $650
Train operators
Caltrain
Website
caltrain.com
Train from San Francisco Caltrain to Santa Clara Caltrain
Ave. Duration
1 h 12 min
Frequency
Hourly
Estimated price
$8 - $11
Schedules at
caltrain.com
Amtrak
Rome2rio's guide to Amtrak
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from Richmond Transit Station Amtrak to Denver Union Station Amtrak
Ave. Duration
32 h 16 min
Frequency
Once daily
Estimated price
$170 - $550
Website
amtrak.com
Coach Seat
$170 - $260
Flexi Coach Seat
$310 - $450
Business Coach Seat
$370 - $550
Room
$650 - $950
Bus operators
Regional Transportation District
Website
rtd-denver.com
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
Ave. Duration
1 h 8 min
Frequency
Hourly
Estimated price
$9
Schedules at
rtd-denver.com
Greyhound USA
Rome2rio's guide to Greyhound USA
Contact Details
Phone
+1 214-849-8100/1-800-231-2222
Email
ifsr@greyhound.com
Website
greyhound.com
Bus from San Francisco, Ca to Reno, Nv
Ave. Duration
5 h 30 min
Frequency
Hourly
Estimated price
$26 - $65
Website
greyhound.com
Economy
$26 - $45
Flexible
$45 - $65
Bus from Reno, Nv to Denver, Co
Ave. Duration
23 h 15 min
Frequency
Hourly
Estimated price
$100 - $260
Website
greyhound.com
Economy
$100 - $170
Flexible
$190 - $260

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