How much is the bus ticket from Portland to San Luis Obispo?

The cheapest bus tickets from Portland to San Luis Obispo start from $139. The average price for this route is around $139. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

How long is the bus ride from Portland to San Luis Obispo?

The average bus trip duration from Portland to San Luis Obispo is 1d 11h, covering a distance of 716 miles (1154 km). The quickest bus can get you there in 1d 4h and is operated by Amtrak .

Which bus companies service the Portland to San Luis Obispo route?

Several major bus companies operate on this route with 1 buses available per day, including services from Amtrak , FlixBus .

What is the earliest and latest departure time for the bus from Portland to San Luis Obispo?

The earliest bus departs from Portland to San Luis Obispo at 2:00am. And the latest bus departs at 7:50pm.

What are the CO₂ emissions for the bus trip from Portland to San Luis Obispo?

A bus trip from Portland to San Luis Obispo generates an estimated 29 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.

What is the best bus company from Portland to San Luis Obispo?

According to Busbud customers, the highest-rated bus company on this route is Amtrak , with an average rating of 4.1 out of 5 stars based on 5652 reviews.

Which bus company has the best Wi-Fi from Portland to San Luis Obispo?

Based on reviews on Busbud, the bus company Amtrak has the best Wi-Fi rating with a score of 3.6.

Which bus company has the most timely service from Portland to San Luis Obispo?

According to Busbud traveller reviews, the most timely bus company on this route is FlixBus , with a punctuality rating of 3.9 out of 5 stars.

Which bus company has the cleanest buses from Portland to San Luis Obispo?

According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Amtrak , with a cleanliness rating of 4.5 out of 5 stars.

Bus Portland to San Luis Obispo from $119 | Refundable Tickets

Next departures

Next departures for Portland to San Luis Obispo on December 20
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
11:10am	PDX Airport	1d 5h	4:30pm	AMTRAK Station	Cheapest
11:10am	PDX Airport	1d 5h	4:20pm	Cal Poly Vista Grande Dining Complex	Fastest
11:10am	PDX Airport	2d 5h	4:30pm	AMTRAK Station	No tags
11:10am	PDX Airport	2d 5h	4:20pm	Cal Poly Vista Grande Dining Complex	No tags

Next departures for Portland to San Luis Obispo on December 22
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
11:10am	PDX Airport	1d 5h	4:30pm	AMTRAK Station	Cheapest
11:10am	PDX Airport	1d 5h	4:20pm	Cal Poly Vista Grande Dining Complex	Fastest
11:10am	PDX Airport	2d 5h	4:30pm	AMTRAK Station	No tags
11:10am	PDX Airport	2d 5h	4:20pm	Cal Poly Vista Grande Dining Complex	No tags

Next departures for Portland to San Luis Obispo on December 24
Operated by	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	2:00am	Portland Curbside Bus Stop	1d 13h	3:50pm	San Luis Obispo	Cheapest
	11:10am	PDX Airport	1d 4h	3:24pm	AMTRAK Station	Fastest
	11:10am	PDX Airport	1d 4h	3:24pm	AMTRAK Station	No tags
	11:10am	PDX Airport	1d 5h	4:30pm	AMTRAK Station	No tags
	11:10am	PDX Airport	1d 5h	4:30pm	AMTRAK Station	No tags

Last refresh of the prices: Last Wednesday at 7:00 PM PST.

Compare 2 ways to go from Portland to San Luis Obispo

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as the good way to reach San Luis Obispo. The journey takes about 1 day, 11 hours 25 minutes and with fares starting at just $139, it presents an excellent value for a comfortable ride.

1bus per day

1d 11hAverage Duration

716 milesDistance

29kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$139 - $254	Average Duration1d 11h	CO₂ emissions 29kg CO₂e
Train	Average Price$118 - $712	Average Duration1d 1h	CO₂ emissions 105kg CO₂e

Where are the popular stops in Portland and San Luis Obispo?

Stops in Portland

A
Portland Airport
Visit page
B
Portland Union Station
7411 Northwest Station Way, Portland OR 97209, USA
Visit page
C
NW Everett & NW 8th Ave
728 NW Everett St, Portland, OR 97209, USA
D
Lloyd Center
NE 13th Ave & Holladay, Portland, OR 97232, USA
E
Pearl District
7418 NW Station Way (across street), Portland, OR 97209, USA

Stops in San Luis Obispo

A
AMTRAK Station
1730 Santa Rosa St, San Luis Obispo, CA 93401, USA
Visit page
B
San Luis Obispo Bus Stop
1460 Calle Joaquin, San Luis Obispo, CA 93405, USA

Compare bus companies

Amtrak

4/55,655 reviews

Staff4.7

Timeliness3.8

Cleanliness4.6

Wifi3.6

FlixBus

3.5/511,649 reviews

Staff4.2

Timeliness3.9

Cleanliness4.1

Wifi2.7

Flixbus is a European bus operator that offers intercity and bus travel in over 38 countries. Known for their easy-to-spot lime green buses and for offering affordable transportation between cities in Europe and the Americas, Flixbus is a good option for those looking for an affordable, reliable bus company. In their buses, you'll find free WiFi, bathrooms, and power outlets. You can also pay extra to choose your seat and get extra legroom, or even buy a snack or drink onboard directly from the driver. You can reschedule your ticket for a small fee, which varies from $1 to $5, depending on how close you are to the departure date.

US bus companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Big Sky

Frequently asked questions about traveling from Portland, OR to San Luis Obispo by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

How much is the bus ticket from Portland to San Luis Obispo?
The cheapest bus tickets from Portland to San Luis Obispo start from $139. The average price for this route is around $139. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Portland to San Luis Obispo?
The average bus trip duration from Portland to San Luis Obispo is 1d 11h, covering a distance of 716 miles (1154 km). The quickest bus can get you there in 1d 4h and is operated by Amtrak.
Which bus companies service the Portland to San Luis Obispo route?
Several major bus companies operate on this route with 1 buses available per day, including services from Amtrak, FlixBus.
What is the earliest and latest departure time for the bus from Portland to San Luis Obispo?
The earliest bus departs from Portland to San Luis Obispo at 2:00am. And the latest bus departs at 7:50pm.
What are the CO₂ emissions for the bus trip from Portland to San Luis Obispo?
A bus trip from Portland to San Luis Obispo generates an estimated 29 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from Portland to San Luis Obispo?
According to Busbud customers, the highest-rated bus company on this route is Amtrak, with an average rating of 4.1 out of 5 stars based on 5652 reviews.
Which bus company has the best Wi-Fi from Portland to San Luis Obispo?
Based on reviews on Busbud, the bus company Amtrak has the best Wi-Fi rating with a score of 3.6.
Which bus company has the most timely service from Portland to San Luis Obispo?
According to Busbud traveller reviews, the most timely bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.
Which bus company has the cleanest buses from Portland to San Luis Obispo?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Amtrak, with a cleanliness rating of 4.5 out of 5 stars.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

12/17

$261

12/18

$282

Today

$282

12/20

$590

12/21

No data

12/22

$548

12/23

No data

12/24

$270

The cheapest trip from Portland, OR to San Luis Obispo was searched and found on Dec 17, 2025 with a price of $261

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Portland, OR to San Luis Obispo, as early as possible.

You can expect to pay from $261 to $1,067 for a bus ticket from Portland, OR to San Luis Obispo based on the last 2 days. You can expect to find the cheapest price for the trip at $270 which is on 2025-12-24.