Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
FlixBus + Greyhound Lines, Inc. | Bus | Downtown SD (Seaport) | Greyhound Station | Cheapest | ||||
 | Bus | Greyhound Bus Stop | Greyhound Station | Fastest | ||||
FlixBus + Greyhound Lines, Inc. | Bus | San Diego (Old Town-FlixBus) | Greyhound Station | No tags | ||||
| Bus | Greyhound Bus Stop | Greyhound Station | No tags | ||||
FlixBus + Greyhound Lines, Inc. | Bus | San Diego (Old Town-FlixBus) | Greyhound Station | No tags |
Last refresh of the prices: Today at 12:04 PM PST.
Compare 2 ways to go from San Diego to Flagstaff
Among the sustainable travel choices, the train stands out as a good way to reach Flagstaff. The journey takes about 13 hours 50 minutes, and with fares starting at just $139, it presents an excellent value for a comfortable ride.
Where are the popular stops in San Diego and Flagstaff?
Stops in San Diego
- A
Mission Valley Sheraton
1433 Camino del Rio S, San Diego, CA 92108, USA - B
Old Town Courtyard Marriot
2435 Jefferson St, San Diego, CA 92110, USA - C
Downtown Holiday Inn
1617 1st Ave, San Diego, CA 92101, USA - D
Greyhound Station
1313 National Ave, San Diego, CA 92101, USA - E
Market St. & Park Blvd
601 Park Boulevard, San Diego, CA 92101, USA - F
San Ysidro McDonald's
727 E San Ysidro Blvd, San Diego, CA 92173, USA
Stops in Flagstaff
- A880 E Butler Ave, Flagstaff, AZ 86001
- BJack in the Box, 398-446 S Malpais Ln, Flagstaff, AZ 86001, USA
Compare bus companies
Frequently asked questions about travelling from San Diego, CA, US to Flagstaff, US 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 San Diego to Flagstaff?
The cheapest bus tickets from San Diego to Flagstaff start from $125. The average price for this route is around $194. 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 San Diego to Flagstaff?
The average bus travel time from San Diego to Flagstaff is 20h 4m, covering a distance of 580 km. The quickest bus can get you there in 15h 6m and is operated by Amtrak.
Which bus companies service the San Diego to Flagstaff route?
What are the earliest and latest departure times for the bus from San Diego to Flagstaff?
The earliest bus departs from San Diego to Flagstaff at 6:45am. And the latest bus departs at 7:35pm.
What are the CO₂ emissions for the bus trip from San Diego to Flagstaff?
A bus trip from San Diego to Flagstaff generates an estimated 14 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from San Diego to Flagstaff?
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 5597 reviews.
Which bus company has the best Wi-Fi from San Diego to Flagstaff?
Based on Busbud reviews, the bus company Amtrak has the highest Wi-Fi rating with a score of 3.6.
Which bus company has the best on-time performance from San Diego to Flagstaff?
According to Busbud traveller reviews, the most punctual 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 San Diego to Flagstaff?
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.
The cheapest trip from San Diego, CA, US to Flagstaff, US was searched and found on Dec 4, 2025 with a price of $115To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Diego, CA, US to Flagstaff, US, as early as possible.
You can expect to pay from $115 to $312 for a bus ticket from San Diego, CA, US to Flagstaff, US based on the last 2 days. You can expect to find the cheapest price for the trip at $115 which is on 2025-12-04.
