Riverside to Costa Mesa bus times
Buses run every 2 hours between Riverside and Costa Mesa. The earliest departure is at 4:13 AM at night, and the last departure from Riverside is at 8:37 PM which arrives into Costa Mesa at 10:59 PM. All services require a transfer at Harbor + Katella and take an average of 2h 43m. The schedules shown below are for the next available departures.
Departing Monday, October 26, 2026
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2h 56m • 1 change→
2h 45m • 1 change→
2h 30m • 1 change→
2h 42m • 1 change- Show more
Departing Tuesday, October 27, 2026
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1h 58m • 1 change→
2h 54m • 1 change→
2h 59m • 1 change→
2h 34m • 1 change- Show more
Departing Wednesday, October 28, 2026
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1h 58m • 1 change→
2h 54m • 1 change→
2h 59m • 1 change→
2h 34m • 1 change- Show more
Departing Thursday, October 29, 2026
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1h 58m • 1 change→
2h 54m • 1 change→
2h 59m • 1 change→
2h 34m • 1 change- Show more
Departing Friday, October 30, 2026
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1h 58m • 1 change→
2h 54m • 1 change→
2h 59m • 1 change→
2h 34m • 1 change- Show more
Departing Saturday, October 31, 2026
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2h 13m • 1 change→
2h 44m • 1 change→
2h 39m • 1 change→
2h 37m • 1 change- Show more
