Next departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
FlixBus + Greyhound Lines, Inc. | UC Riverside | Greyhound Station | Cheapest | |||||
 | Riverside Station | Amtrak Station | Fastest | |||||
FlixBus + Greyhound Lines, Inc. | UC Riverside | Greyhound Station | No tags | |||||
 | UC Riverside | Flagstaff Train Station | No tags | |||||
| Riverside Station | Amtrak Station | No tags |
Last refresh of the prices: Today at 09:59 PST.
Compare 2 ways to travel from Riverside to Flagstaff
Among the sustainable travel choices, the Bus stands out as a good way to reach Flagstaff. The journey takes about 16 hours 59 minutes and with fares starting at just £50, it presents an excellent value for a comfortable ride.
Where are the popular stops in Riverside and Flagstaff?
Stops in Riverside
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 by bus from Riverside, CA to Flagstaff, US
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much is the bus ticket from Riverside to Flagstaff?
The cheapest coach tickets from Riverside to Flagstaff start from £50. The average price for this route is around £93. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus journey from Riverside to Flagstaff?
The average bus journey time from Riverside to Flagstaff is 16h 59m, covering a distance of 334 miles. The fastest bus can take you there in 12h 16m and is operated by Amtrak.
Which bus companies service the Riverside to Flagstaff route?
What is the earliest and latest departure time for the bus from Riverside to Flagstaff?
The earliest bus departs from Riverside to Flagstaff at 10:05. And the latest bus departs at 19:00.
What are the CO₂ emissions for the bus trip from Riverside to Flagstaff?
A bus journey from Riverside to Flagstaff produces an estimated 13 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.
Which is the best bus company from Riverside 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 5696 reviews.
Which company has the best Wi-Fi from Riverside to Flagstaff?
Based on Busbud reviews, the bus company Amtrak has the best Wi-Fi rating with a score of 3.6.
Which bus company offers the most punctual service from Riverside 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 Riverside 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 Riverside, CA to Flagstaff, US was searched and found on 15 Jan 2026 with a price of £49To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Riverside, CA to Flagstaff, US as early as possible.
You can expect to pay from £49 to £338 for a bus ticket from Riverside, CA to Flagstaff, US based on the last 2 days. You can expect to find the cheapest price for the trip at £49, which is on 2026-01-15.
