There are 8 ways to get from Riverside to Boulder by plane, bus, bus (Flixbus, Greyhound), train, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly from Ontario International Airport, bus
best- Fly from Ontario International Airport (ONT) to Denver (DEN)ONT - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
5h 37m$125–705Train to Burbank Bob Hope Airport, fly, bus
cheapest- Take the train from Riverside - Downtown to L.A. Union Station
- Fly from Burbank Bob Hope Airport (BUR) to Denver (DEN)BUR - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
7h 52m$104–474Bus
- Take the bus from San Bernardino Downtown Transit Center to Las Vegas Downtown
- Take the bus from South Strip Transit Terminal to Denver Union Station
- Take the bus from Union Station Gate B17 to Broadway & Euclid AveFf1 / ...
24h 41m$110–201Train, bus
- Take the train from Riverside to Las Vegas Amtrak Station
- Take the bus from Las Vegas Transportation Center to Denver
- Take the bus from Union Station Gate B17 to Broadway & Regent DrFf1 / ...
26h 8m$163–377Drive 990.5 mi
- Drive from Riverside to Boulder990.5 mi
15h 32m$181–262Train to Los Angeles International Airport, fly, bus
- Take the train from Riverside - Downtown to L.A. Union Station
- Fly from Los Angeles International Airport (LAX) to Denver (DEN)LAX - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
6h 55m$274–827Train to John Wayne Airport Orange County, fly, bus
- Take the train from Riverside - Downtown to Fullerton
- Fly from John Wayne Airport Orange County (SNA) to Denver (DEN)SNA - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
8h 19m$125–617Train to Long Beach Airport, fly, bus
- Take the train from Riverside - Downtown to Norwalk / Santa Fe Springs
- Fly from Long Beach Airport (LGB) to Denver (DEN)LGB - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
8h 9m$117–620
Riverside to Boulder by bus
Questions & Answers
The cheapest way to get from Riverside to Boulder is to bus which costs $110 - $210 and takes 24h 41m.
The fastest way to get from Riverside to Boulder is to fly and bus which takes 5h 37m and costs $120 - $750.
No, there is no direct bus from Riverside to Boulder. However, there are services departing from Vine Street Mobility Hub and arriving at Broadway & Euclid Ave via San Bernardino Downtown Transit Center, Bonneville Transit Center Bay 8, South Strip Transit Terminal and Union Station Gate B17. The journey, including transfers, takes approximately 24h 41m.
The distance between Riverside and Boulder is 889 miles. The road distance is 996.3 miles.
The best way to get from Riverside to Boulder without a car is to bus which takes 24h 41m and costs $110 - $210.
It takes approximately 5h 37m to get from Riverside to Boulder, including transfers.
Riverside to Boulder bus services, operated by Flixbus USA, depart from San Bernardino Downtown Transit Center station.
Riverside to Boulder bus services, operated by Flixbus USA, arrive at Las Vegas Downtown station.
Boulder is 1h ahead of Riverside. It is currently 10:18 AM in Riverside and 11:18 AM in Boulder.
Yes, the driving distance between Riverside to Boulder is 996 miles. It takes approximately 15h 32m to drive from Riverside to Boulder.
What companies run services between Riverside, Riverside County, CA, USA and Boulder, CO, USA?
You can take a bus from Vine Street Mobility Hub to Broadway & Euclid Ave via San Bernardino Transit Center, San Bernardino Downtown Transit Center, Las Vegas Downtown, Bonneville Transit Center Bay 8, SSTT Exit, South Strip Transit Terminal, Denver Union Station, and Union Station Gate B17 in around 24h 41m.
- Website
- southwest.com
Flights from Ontario International Airport to Denver
- Ave. Duration
- 2h 11m
- When
- Every day
- Estimated price
- $120–700
Flights from Ontario International Airport to Denver via Las Vegas
- Ave. Duration
- 3h 55m
- When
- Monday and Saturday
- Estimated price
- $120–700
Flights from Ontario International Airport to Denver via Phoenix
- Ave. Duration
- 3h 55m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $130–700
Flights from Los Angeles International Airport to Denver
- Ave. Duration
- 2h 21m
- When
- Every day
- Estimated price
- $80–430
Flights from John Wayne Airport Orange County to Denver
- Ave. Duration
- 2h 17m
- When
- Every day
- Estimated price
- $110–600
Flights from John Wayne Airport Orange County to Denver via Phoenix
- Ave. Duration
- 4h
- When
- Every day
- Estimated price
- $110–600
Flights from John Wayne Airport Orange County to Denver via Las Vegas
- Ave. Duration
- 4h 10m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $110–600
Flights from Burbank Bob Hope Airport to Denver
- Ave. Duration
- 2h 18m
- When
- Every day
- Estimated price
- $85–450
Flights from Burbank Bob Hope Airport to Denver via Las Vegas
- Ave. Duration
- 3h 59m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $85–450
Flights from Burbank Bob Hope Airport to Denver via Phoenix
- Ave. Duration
- 4h 12m
- When
- Saturday
- Estimated price
- $90–480
Flights from Long Beach Airport to Denver
- Ave. Duration
- 2h 19m
- When
- Every day
- Estimated price
- $100–600
Flights from Long Beach Airport to Denver via Las Vegas
- Ave. Duration
- 4h 6m
- When
- Monday, Tuesday, Wednesday, Thursday, and Saturday
- Estimated price
- $110–600
Flights from Long Beach Airport to Denver via Phoenix
- Ave. Duration
- 4h 2m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $110–600
Flights from Long Beach Airport to Denver via Reno
- Ave. Duration
- 4h 40m
- When
- Monday and Thursday
- Estimated price
- $130–700
- Website
- united.com
Flights from Ontario International Airport to Denver
- Ave. Duration
- 2h 13m
- When
- Every day
- Estimated price
- $120–700
Flights from Los Angeles International Airport to Denver
- Ave. Duration
- 2h 25m
- When
- Every day
- Estimated price
- $80–430
Flights from John Wayne Airport Orange County to Denver
- Ave. Duration
- 2h 19m
- When
- Every day
- Estimated price
- $110–600
Flights from Burbank Bob Hope Airport to Denver
- Ave. Duration
- 2h 30m
- When
- Every day
- Estimated price
- $85–450
- Website
- flyfrontier.com
Flights from Ontario International Airport to Denver
- Ave. Duration
- 2h 26m
- When
- Every day
- Estimated price
- $120–700
Flights from Los Angeles International Airport to Denver
- Ave. Duration
- 2h 34m
- When
- Every day
- Estimated price
- $80–430
Flights from John Wayne Airport Orange County to Denver
- Ave. Duration
- 2h 30m
- When
- Every day
- Estimated price
- $110–600
Flights from John Wayne Airport Orange County to Denver via Phoenix
- Ave. Duration
- 4h 14m
- When
- Monday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $110–600
Flights from Burbank Bob Hope Airport to Denver
- Ave. Duration
- 2h 31m
- When
- Sunday
- Estimated price
- $85–450
- Website
- aa.com
Flights from Ontario International Airport to Denver via Phoenix
- Ave. Duration
- 4h 8m
- When
- Every day
- Estimated price
- $130–700
Flights from Los Angeles International Airport to Denver
- Ave. Duration
- 2h 27m
- When
- Every day
- Estimated price
- $80–430
- Website
- delta.com
Flights from Los Angeles International Airport to Denver
- Ave. Duration
- 2h 25m
- When
- Every day
- Estimated price
- $80–430
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Riverside to Las Vegas Amtrak Station
- Ave. Duration
- 18h 57m
- Frequency
- Once daily
- Estimated price
- $85–290
- Website
- https://www.amtrak.com/home.html
- Coach Seat - Advance Purchase
- $85–240
- Coach Seat short notice purchase
- $120–290
- Business - advance purchase
- $170–700
- Business Class
- $250–650
- Phone
- (800) 371-LINK (5465)
- Website
- metrolinktrains.com
Train from Riverside - Downtown to L.A. Union Station
- Ave. Duration
- 1h 28m
- Frequency
- Every 3 hours
- Estimated price
- $10–14
- Website
- https://metrolinktrains.com
- Passenger
- $10–14
Train from Riverside - Downtown to Fullerton
- Ave. Duration
- 49 min
- Frequency
- Every 4 hours
- Estimated price
- $7–11
- Website
- https://metrolinktrains.com
- Passenger
- $7–11
Train from Riverside - Downtown to Norwalk / Santa Fe Springs
- Ave. Duration
- 1h 2m
- Frequency
- Every 4 hours
- Estimated price
- $8–12
- Website
- https://metrolinktrains.com
- Passenger
- $8–12
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 7m
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Broadway & Euclid Ave
- Ave. Duration
- 47 min
- Frequency
- Every 30 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 30 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
- Phone
- +1 (855) 626-8585
- Website
- flixbus.com
Bus from San Bernardino Downtown Transit Center to Las Vegas Downtown
- Ave. Duration
- 4h 10m
- Frequency
- Once daily
- Estimated price
- $35–60
- Schedules at
- flixbus.com
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from South Strip Transit Terminal to Denver Union Station
- Ave. Duration
- 16h 5m
- Frequency
- Once daily
- Estimated price
- $65–130
- Website
- https://www.greyhound.com/
- Phone
- +1 800-923-1799
- contactus@omexusa.net
- Website
- omnibusexpress.com
Bus from Las Vegas Transportation Center to Denver
- Ave. Duration
- 4h 46m
- Frequency
- 4 times a day
- Estimated price
- $70–90
- Schedules at
- omnibusexpress.com
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