How much does a train ticket cost from San Luis Obispo to San Diego?

The cheapest train tickets from San Luis Obispo to San Diego start from £50. The average price for this train route is around £50. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.

How long is the train journey from San Luis Obispo to San Diego?

The average train journey time from San Luis Obispo to San Diego is 8h 44m, covering a distance of 267 miles. The fastest train gets you there in 8h 30m and is operated by Amtrak .

Which train operators serve the San Luis Obispo to San Diego route?

Several major train operators run on this route with 5 trains available per day.

What are the earliest and latest departure times for the train from San Luis Obispo to San Diego?

The earliest train from San Luis Obispo to San Diego departs at 06:11. And the latest train departs at 16:20.

Train San Luis Obispo to San Diego from £43 | Refundable Tickets

Next departures

Next departures from San Luis Obispo to San Diego on 12 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	CheapestFastest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 13 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 14 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 15 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 16 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 17 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 18 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Next departures from San Luis Obispo to San Diego on 19 December
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	Cheapest
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	Fastest
06:11	AMTRAK Station	8h 39m	14:50	Old Town San Diego	No tags
16:20	AMTRAK Station	8h 30m	00:50	Old Town San Diego	No tags
15:37	AMTRAK Station	9h 13m	00:50	Old Town San Diego	No tags

Last refresh of the prices: Yesterday at 08:41 PST.

Compare 2 ways to travel from San Luis Obispo to San Diego

We recommend taking the train

Among the sustainable travel choices, the train stands out as a good way to reach San Diego. The journey takes about 8 hours 44 minutes and with fares starting at just £50, it presents an excellent value for a comfortable ride.

5train per day

8h 44mAverage duration

267 milesDistance

39kgCO₂ emissions

	Average price	Average duration	CO₂ emissions	Actions
Bus	Average price£40 - £97	Average duration10h 10m	CO₂ emissions 11kg CO₂e
Train	Average price£50 - £100	Average duration8h 44m	CO₂ emissions 39kg CO₂e

Train Companies

Amtrak

4/55,639 reviews

Staff4.7

Timeliness3.8

Cleanliness4.6

WiFi3.6

Based on 5639 reviews, the company was rated 4.1 stars on Busbud. Travellers were especially satisfied with the seats and the ticket access but often complained with the Wi-Fi. Amtrak ticket prices on this trip start at £45

Amtrak San Luis Obispo San Diego recent customer reviews

Very nice

Maria Angelica E.

15 May 2023

US train companies: Amtrak, Trenitalia, Renfe, VIA Rail Canada, Amtrak Acela, NS Nederlandse Spoorwegen, Iryo

Frequently asked questions about travelling from San Luis Obispo to San Diego, CA, US by train

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

How much does a train ticket cost from San Luis Obispo to San Diego?
The cheapest train tickets from San Luis Obispo to San Diego start from £50. The average price for this train route is around £50. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the train journey from San Luis Obispo to San Diego?
The average train journey time from San Luis Obispo to San Diego is 8h 44m, covering a distance of 267 miles. The fastest train gets you there in 8h 30m and is operated by Amtrak.
Which train operators serve the San Luis Obispo to San Diego route?
Several major train operators run on this route with 5 trains available per day.
What are the earliest and latest departure times for the train from San Luis Obispo to San Diego?
The earliest train from San Luis Obispo to San Diego departs at 06:11. And the latest train departs at 16:20.

Find cheapest prices for trains

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

Best price found

10/12

£47

11/12

£47

Today

£47

13/12

£47

14/12

£47

15/12

£47

16/12

£47

17/12

£47

The cheapest trip from San Luis Obispo to San Diego, CA, US was searched and found on 10 Dec 2025 with a price of £47

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

You can expect to pay from £47 to £264 for a train ticket from San Luis Obispo to San Diego, CA, US based on the last 2 days. You can expect to find the cheapest price for the trip at £47, which is on 2025-12-13.

What's the cheapest way to go from San Luis Obispo to San Diego, CA, US?

The train is the cheapest travel choice for this destination

Vehicle type	Travel time	Avg price	Daily departures
Vehicle typeBus	Travel time10h 10m	Avg price£65	Daily departures4
Vehicle typeTrain	Travel time8h 44m	Avg price£50	Daily departures5

The best way to travel between San Luis Obispo and San Diego, CA, US is by train. By choosing the train, you'll get to save some money as you travel to your destination, as ticket prices cost £50 on average. If you're on a budget, you'll find cheap tickets from £50. If you're looking for the fastest way to get to San Diego, CA, US, choose the train, as it will take you from San Luis Obispo to San Diego, CA, US in about 8h 44m – that's the fastest way to get there!