There are 9 ways to get from Boulder to Frederick by bus, plane, bus (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.
Bus, fly to Baltimore-Washington International Airport
best- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Fly from Denver (DEN) to Baltimore-Washington International Airport (BWI)DEN - BWI
- Take the bus from Baltimore Airport to Frederick Bus Station
7h 53m$346–896Bus, fly to Washington Dulles International Airport
cheapest- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Fly from Denver (DEN) to Washington Dulles International Airport (IAD)DEN - IAD
- Take the bus from Market St & Harrison St to Frederick Transit Station
8h 37m$150–682Bus
- Take the bus from Downtown Boulder Station Gate 1 to Union StationFf1 / ...
- Take the bus from Denver Union Station to St Louis Bus Station
- Take the bus from St Louis Bus Station to Pittsburgh Intermodal Station
- Take the bus from Pittsburgh Intermodal Station to Frederick Bus Station
36h 46m$208–463Bus, train
- Take the bus from Downtown Boulder Station Gate 1 to Union StationFf1 / ...
- Take the train from Denver to Chicago Union Station
- Take the bus from Chicago Bus Station to Frederick Bus Station
37h 3m$228–503Drive 1,590.7 mi
- Drive from Boulder to Frederick1,590.7 mi
27h 41m$291–420Bus, fly to Ronald Reagan Washington National Airport
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Fly from Denver (DEN) to Ronald Reagan Washington National Airport (DCA)DEN - DCA
- Take the bus from SHADY GROVE & station to Frederick Marc Station
8h 22m$262–1,219Bus, fly to Pittsburgh International Airport
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Fly from Denver (DEN) to Pittsburgh International Airport (PIT)DEN - PIT
- Take the bus from Pittsburgh Intermodal Station to Frederick Bus Station
11h 11m$331–896Bus, fly to Philadelphia International Airport, train
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Fly from Denver (DEN) to Philadelphia International Airport (PHL)DEN - PHL
- Take the train from 30th Street Station to BWI Thurgood Marshall
- Take the bus from BWI Amtrak Station to Frederick Transit Center
10h 22m$365–1,496Bus, train via Rockville
- Take the bus from Broadway & 20th St to Union StationFf1 / ...
- Take the train from Denver to Chicago Union Station
- Take the train from Chicago Union Station to Rockville Amtrak
- Take the train from ROCKVILLE MARC wb to FREDERICK MARC wb
40h 13m$295–633
Boulder to Frederick by bus
Questions & Answers
The cheapest way to get from Boulder to Frederick is to bus which costs $200 - $470 and takes 36h 46m.
The fastest way to get from Boulder to Frederick is to bus and fly which takes 7h 53m and costs $340 - $900.
No, there is no direct bus from Boulder station to Frederick station. However, there are services departing from Downtown Boulder Station Gate 1 and arriving at Frederick Bus Station via Denver Union Station, St Louis Bus Station and Pittsburgh Intermodal Station. The journey, including transfers, takes approximately 36h 46m.
The distance between Boulder and Frederick is 1591 miles. The road distance is 1600 miles.
The best way to get from Boulder to Frederick without a car is to bus which takes 36h 46m and costs $200 - $470.
It takes approximately 7h 53m to get from Boulder to Frederick, including transfers.
Boulder to Frederick bus services, operated by Regional Transportation District, depart from Downtown Boulder Station Gate 1.
Boulder to Frederick bus services, operated by Regional Transportation District, arrive at Union Station.
Frederick is 2h ahead of Boulder. It is currently 3:13 AM in Boulder and 5:13 AM in Frederick.
Yes, the driving distance between Boulder to Frederick is 1600 miles. It takes approximately 27h 41m to drive from Boulder to Frederick.
What companies run services between Boulder, CO, USA and Frederick, MD, USA?
You can take a bus from Downtown Boulder Station Gate 1 to Frederick Bus Station via Denver Union Station, St Louis Bus Station, and Pittsburgh Intermodal Station in around 36h 46m.
- Website
- southwest.com
Flights from Denver to Baltimore-Washington International Airport
- Ave. Duration
- 3h 17m
- When
- Every day
- Estimated price
- $120–600
Flights from Denver to Baltimore-Washington International Airport via Richmond
- Ave. Duration
- 4h 55m
- When
- Saturday
- Estimated price
- $130–600
Flights from Denver to Baltimore-Washington International Airport via St. Louis
- Ave. Duration
- 5h 53m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $130–600
Flights from Denver to Baltimore-Washington International Airport via Covington
- Ave. Duration
- 5h 30m
- When
- Saturday
- Estimated price
- $120–600
Flights from Denver to Ronald Reagan Washington National Airport via St. Louis
- Ave. Duration
- 5h 16m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $250–1,200
Flights from Denver to Ronald Reagan Washington National Airport via Chicago Midway
- Ave. Duration
- 5h 20m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $250–1,200
Flights from Denver to Ronald Reagan Washington National Airport via Kansas City
- Ave. Duration
- 5h 37m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $250–1,200
Flights from Denver to Washington Dulles International Airport
- Ave. Duration
- 3h 13m
- When
- Every day
- Estimated price
- $140–650
Flights from Denver to Pittsburgh International Airport
- Ave. Duration
- 2h 53m
- When
- Every day
- Estimated price
- $120–600
Flights from Denver to Pittsburgh International Airport via Nashville
- Ave. Duration
- 5h 7m
- When
- Thursday to Sunday
- Estimated price
- $130–650
Flights from Denver to Pittsburgh International Airport via Chicago Midway
- Ave. Duration
- 5h 12m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $120–600
Flights from Denver to Philadelphia International Airport
- Ave. Duration
- 3h 23m
- When
- Every day
- Estimated price
- $140–650
Flights from Denver to Philadelphia International Airport via St. Louis
- Ave. Duration
- 5h 52m
- When
- Thursday to Sunday
- Estimated price
- $140–650
Flights from Denver to Philadelphia International Airport via Chicago Midway
- Ave. Duration
- 5h 22m
- When
- Saturday
- Estimated price
- $140–650
- Website
- united.com
Flights from Denver to Baltimore-Washington International Airport
- Ave. Duration
- 3h 23m
- When
- Every day
- Estimated price
- $120–600
Flights from Denver to Ronald Reagan Washington National Airport
- Ave. Duration
- 3h 18m
- When
- Every day
- Estimated price
- $250–1,200
Flights from Denver to Washington Dulles International Airport
- Ave. Duration
- 3h 19m
- When
- Every day
- Estimated price
- $140–650
Flights from Denver to Washington Dulles International Airport via Kansas City
- Ave. Duration
- 5h 50m
- When
- Every day
- Estimated price
- $140–650
Flights from Denver to Pittsburgh International Airport
- Ave. Duration
- 3h 4m
- When
- Every day
- Estimated price
- $120–600
Flights from Denver to Pittsburgh International Airport via Chicago O'Hare
- Ave. Duration
- 5h 12m
- When
- Every day
- Estimated price
- $120–600
Flights from Denver to Philadelphia International Airport
- Ave. Duration
- 3h 34m
- When
- Every day
- Estimated price
- $140–650
- Website
- flyfrontier.com
Flights from Denver to Ronald Reagan Washington National Airport
- Ave. Duration
- 3h 22m
- When
- Every day
- Estimated price
- $250–1,200
Flights from Denver to Pittsburgh International Airport
- Ave. Duration
- 3h 7m
- When
- Monday and Friday
- Estimated price
- $120–600
Flights from Denver to Philadelphia International Airport
- Ave. Duration
- 3h 32m
- When
- Monday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $140–650
- Website
- aa.com
Flights from Denver to Philadelphia International Airport
- Ave. Duration
- 3h 36m
- When
- Every day
- Estimated price
- $140–650
- Website
- delta.com
Flights from Denver to Pittsburgh International Airport via Detroit
- Ave. Duration
- 5h 20m
- When
- Saturday
- Estimated price
- $120–600
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Denver to Chicago Union Station
- Ave. Duration
- 18h 40m
- Frequency
- Once daily
- Estimated price
- $160–350
- Website
- https://www.amtrak.com/home.html
Train from 30th Street Station to BWI Thurgood Marshall
- Ave. Duration
- 1h 27m
- Frequency
- Twice daily
- Estimated price
- $16–270
- Website
- https://www.amtrak.com/home.html
Train from Chicago Union Station to Rockville Amtrak
- Ave. Duration
- 16h 36m
- Frequency
- Once daily
- Estimated price
- $130–270
- Website
- https://www.amtrak.com/home.html
Rome2Rio's guide to Amtrak Northeast Regional
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from 30th Street Station to BWI Thurgood Marshall
- Ave. Duration
- 1h 25m
- Frequency
- Hourly
- Estimated price
- $14–240
- Website
- https://www.amtrak.com/home.html
- Schedules at
- https://www.amtrak.com/northeast-regional-train
- Coach
- $14–240
- Business Class
- $60–280
Rome2Rio's guide to Amtrak Acela
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from 30th Street Station to BWI Thurgood Marshall
- Ave. Duration
- 1h 24m
- Frequency
- 5 times a day
- Estimated price
- $24–650
- Schedules at
- https://www.amtrak.com/acela-train
- Website
- https://www.amtrak.com/home.html
- Business Class
- $24–460
- First Class
- $140–650
- Phone
- 1-866-743-3682
- Website
- mta.maryland.gov
Train from ROCKVILLE MARC wb to FREDERICK MARC wb
- Ave. Duration
- 1h 12m
- Frequency
- Twice daily
- Estimated price
- $2–10
- Website
- https://www.mta.maryland.gov
- Standard Fare
- $2–10
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Downtown Boulder Station Gate 1 to Union Station
- Ave. Duration
- 51 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Broadway & 20th St to Union Station
- Ave. Duration
- 45 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
- Phone
- +1 410-912-6000
- reservations@bayrunnershuttle.com
- Website
- bayrunnershuttle.com
Bus from Baltimore Airport to Frederick Bus Station
- Ave. Duration
- 1h 15m
- Frequency
- 4 times a day
- Estimated price
- $70–90
- Schedules at
- bayrunnershuttle.com
Bus from BWI Amtrak Station to Frederick Transit Center
- Ave. Duration
- 1h 10m
- Frequency
- 4 times a day
- Estimated price
- $65–90
- Schedules at
- bayrunnershuttle.com
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from Denver Union Station to St Louis Bus Station
- Ave. Duration
- 16h 30m
- Frequency
- Once daily
- Estimated price
- $95–190
- Website
- https://www.greyhound.com/
Bus from St Louis Bus Station to Pittsburgh Intermodal Station
- Ave. Duration
- 12h 55m
- Frequency
- 3 times a day
- Estimated price
- $75–180
- Website
- https://www.greyhound.com/
Bus from Pittsburgh Intermodal Station to Frederick Bus Station
- Ave. Duration
- 3h 30m
- Frequency
- 3 times a day
- Estimated price
- $35–90
- Website
- https://www.greyhound.com/
Bus from Chicago Bus Station to Frederick Bus Station
- Ave. Duration
- 15h 15m
- Frequency
- Twice daily
- Estimated price
- $65–150
- Website
- https://www.greyhound.com/
- Phone
- 1-866-743-3682
- Website
- mta.maryland.gov
Bus from SHADY GROVE & station to Frederick Marc Station
- Ave. Duration
- 47 min
- Frequency
- Once daily
- Estimated price
- $2
- Website
- https://www.mta.maryland.gov
- Phone
- +1 703-771-5665
- Website
- loudoun.gov
Bus from Market St & Harrison St to Frederick Transit Station
- Ave. Duration
- 47 min
- Frequency
- Once daily
- Estimated price
- $1–11
- Schedules at
- loudoun.gov
- Local & Metro
- $1–2
- Commuter
- $11
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Bus from BWI Amtrak Station to Frederick Transit Center
- Ave. Duration
- 1h 5m
- Frequency
- 4 times a day
- Website
- https://www.amtrak.com/home.html
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