• Our partners include:

  • Greyhound USA
  • VIA Rail
  • Amtrak
  • Acela Express
  • Megabus
  • SuperShuttle
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  • Airbnb
  • Expedia

There are 9 ways to get from Washington to Boulder by plane, bus, train, shuttle 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.

Recommended option

Fly Reagan Washington to Denver, bus  •  7h 6m

  1. Fly from Reagan Washington (DCA) to Denver (DEN) DCA - DEN
  2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$132 - $452

8 alternative options

Fly Washington Dulles to Denver, bus  •  7h 33m

  1. Fly from Washington Dulles (IAD) to Denver (DEN) IAD - DEN
  2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$148 - $719

Train to Baltimore, fly to Denver, bus  •  7h 12m

  1. Take the train from Washington Union Station to BWI Marshall Airport Amtrak Station
  2. Fly from Baltimore (BWI) to Denver (DEN) BWI - DEN
  3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$205 - $859

Fly Washington Dulles to Colorado Springs, shuttle, bus  •  10h 50m

  1. Fly from Washington Dulles (IAD) to Colorado Springs (COS) IAD - COS
  2. Take a shuttle bus from Colorado Springs, CO - Airport to Denver International Airport
  3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$233 - $784

Train to Philadelphia, fly to Denver, bus  •  9h 15m

  1. Take the train from Washington Union Station to Philadelphia 30th Street Station
  2. Fly from Philadelphia (PHL) to Denver (DEN) PHL - DEN
  3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station

$210 - $642

Train  •  37h 45m

  1. Take the train from Washington Union Station to Chicago Union Station Capitol Limited
  2. Take the train from Chicago Union Station to Denver Union Station California Zephyr

$241 - $710

Bus  •  44h 24m

  1. Take the bus from Washington, Dc to Harrisburg, Pa 4696 / ...
  2. Take the bus from Harrisburg, Pa to Denver, Co 1683 / ...

$169 - $434

Train, bus  •  46h 14m

  1. Take the train from Washington Union Station to Indianapolis Amtrak Station Cardinal
  2. Take the bus from Indianapolis, IN to Denver, CO 1401

$244 - $488

Drive  •  27h 3m

  1. Drive from Washington to Boulder 1709.2 miles

$160 - $250

Questions & Answers

The cheapest way to get from Washington to Boulder is to drive which costs $160 - $250 and takes 27h 3m.

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The quickest way to get from Washington to Boulder is to fly and bus which costs $130 - $460 and takes 7h 6m.

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No, there is no direct bus from Washington to Boulder. However, there are services departing from Washington, Dc and arriving at 28th St & Arapahoe Ave via Harrisburg, Pa and 18th St & California St. The journey, including transfers, takes approximately 44h 24m.

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The distance between Washington and Boulder is 1511 miles. The road distance is 1709.2 miles.

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The best way to get from Washington to Boulder without a car is to train which takes 37h 45m and costs $240 - $750.

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It takes approximately 7h 6m to get from Washington to Boulder, including transfers.

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Washington to Boulder bus services, operated by Greyhound USA, depart from Washington, Dc station.

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The best way to get from Washington to Boulder is to train which takes 37h 45m and costs $240 - $750. Alternatively, you can bus, which costs $160 - $440 and takes 44h 24m.

Mode details

The quickest flight from Reagan Washington Airport to Denver Airport is the direct flight which takes 4h 13m.

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Washington to Boulder bus services, operated by Greyhound USA, arrive at Denver, Co station.

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Map of how to get from Washington to Boulder.
Launch map view
  • Distance: 1510.7 miles
  • Duration: 7h 6m

What companies run services between Washington, DC, USA and Boulder, CO, USA?

You can take a train from Washington to Boulder via Chicago Union Station, Denver Union Station, and Union Station Gate B17 in around 37h 45m. Alternatively, you can take a bus from Washington to Boulder via Harrisburg, Pa, Denver, Co, and 18th St & California St in around 44h 24m.

Airlines
Southwest Airlines
Website
southwest.com
Flights from Reagan Washington to Denver via St. Louis
Ave. Duration
5h 48m
When
Every day
Estimated price
$310 - $1,300
Flights from Reagan Washington to Denver via Chicago Midway
Ave. Duration
5h 57m
When
Every day
Estimated price
$310 - $1,300
Flights from Reagan Washington to Denver via Milwaukee
Ave. Duration
5h 50m
When
Monday to Friday
Estimated price
$310 - $1,300
Flights from Reagan Washington to Denver via Nashville
Ave. Duration
6h
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$310 - $1,300
Flights from Washington Dulles to Denver
Ave. Duration
4h 16m
When
Every day
Estimated price
$270 - $1,500
Flights from Baltimore to Denver
Ave. Duration
4h 16m
When
Every day
Estimated price
$330 - $1,300
Flights from Baltimore to Denver via Chicago Midway
Ave. Duration
5h 48m
When
Every day
Estimated price
$330 - $1,300
Flights from Baltimore to Denver via Nashville
Ave. Duration
5h 53m
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$330 - $1,300
Flights from Philadelphia to Denver
Ave. Duration
4h 29m
When
Every day
Estimated price
$230 - $900
Flights from Philadelphia to Denver via Chicago Midway
Ave. Duration
5h 55m
When
Saturday
Estimated price
$230 - $900
Flights from Philadelphia to Denver via Nashville
Ave. Duration
6h
When
Monday to Friday
Estimated price
$230 - $900
Flights from Philadelphia to Denver via St. Louis
Ave. Duration
6h 20m
When
Sunday
Estimated price
$230 - $900
United Airlines
Website
united.com
Flights from Reagan Washington to Denver
Ave. Duration
4h 14m
When
Every day
Estimated price
$340 - $1,300
Flights from Reagan Washington to Denver via Chicago O'Hare
Ave. Duration
5h 54m
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$340 - $1,300
Flights from Washington Dulles to Denver
Ave. Duration
3h 59m
When
Every day
Estimated price
$310 - $1,400
Flights from Washington Dulles to Denver via Chicago O'Hare
Ave. Duration
5h 49m
When
Every day
Estimated price
$310 - $1,400
Flights from Washington Dulles to Denver via Detroit
Ave. Duration
6h 5m
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$310 - $1,400
Flights from Washington Dulles to Denver via Cleveland
Ave. Duration
6h 10m
When
Monday, Wednesday, Thursday, Friday, Saturday and Sunday
Estimated price
$310 - $1,400
Flights from Baltimore to Denver
Ave. Duration
4h 10m
When
Every day
Estimated price
$300 - $1,300
Flights from Baltimore to Denver via Chicago O'Hare
Ave. Duration
5h 50m
When
Every day
Estimated price
$300 - $1,300
Flights from Washington Dulles to Colorado Springs via Denver
Ave. Duration
5h 55m
When
Every day
Estimated price
$250 - $1,100
Flights from Washington Dulles to Colorado Springs via Chicago O'Hare
Ave. Duration
6h 23m
When
Every day
Estimated price
$240 - $1,100
Flights from Washington Dulles to Colorado Springs via Houston
Ave. Duration
7h 2m
When
Saturday
Estimated price
$280 - $1,200
Flights from Philadelphia to Denver
Ave. Duration
4h 23m
When
Every day
Estimated price
$210 - $950
Flights from Philadelphia to Denver via Chicago O'Hare
Ave. Duration
6h 11m
When
Every day
Estimated price
$210 - $950
Frontier Airlines
Website
flyfrontier.com
Flights from Reagan Washington to Denver
Ave. Duration
4h 14m
When
Every day
Estimated price
$150 - $700
Flights from Baltimore to Denver
Ave. Duration
4h 12m
When
Monday, Wednesday, Friday and Saturday
Estimated price
$150 - $650
Flights from Washington Dulles to Colorado Springs
Ave. Duration
3h 52m
When
Tuesday, Thursday and Sunday
Estimated price
$170 - $700
Flights from Philadelphia to Denver
Ave. Duration
4h 38m
When
Every day
Estimated price
$130 - $650
American Airlines
Website
aa.com
Flights from Reagan Washington to Denver via Chicago O'Hare
Ave. Duration
6h 9m
When
Every day
Estimated price
$270 - $1,100
Flights from Reagan Washington to Denver via Charlotte
Ave. Duration
6h 13m
When
Monday, Wednesday, Thursday, Friday and Sunday
Estimated price
$270 - $1,100
Flights from Washington Dulles to Colorado Springs via Dallas/Ft.Worth
Ave. Duration
6h 33m
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$260 - $1,100
Flights from Philadelphia to Denver
Ave. Duration
4h 27m
When
Monday, Thursday, Friday, Saturday and Sunday
Estimated price
$180 - $900
Flights from Philadelphia to Denver via Chicago O'Hare
Ave. Duration
6h 8m
When
Every day
Estimated price
$180 - $900
Delta
Website
delta.com
Flights from Reagan Washington to Denver via Minneapolis
Ave. Duration
5h 52m
When
Sunday
Estimated price
$310 - $1,200
Flights from Washington Dulles to Colorado Springs via Atlanta
Ave. Duration
6h 20m
When
Monday, Wednesday, Thursday, Friday and Sunday
Estimated price
$240 - $1,100
Flights from Philadelphia to Denver via Minneapolis
Ave. Duration
6h 22m
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$190 - $950
Spirit Airlines
Website
spirit.com
Flights from Baltimore to Denver
Ave. Duration
4h 4m
When
Monday, Thursday, Friday, Saturday and Sunday
Estimated price
$180 - $850
Train operators
Amtrak Acela Express

Amtrak is a rail service that connects the US and three Canadian provinces. Covering 21,000 route miles (34,000km) Amtrak operates more than 300 trains daily. These medium and long distance intercity services operate at speeds of up to 240km/h, to more than 500 destinations. Founded in 1971, it is based in Washington, D.C. and offers four classes of travel: First Class, Sleeper, Business and Coach. Ticket fares are divided into five subclasses: Saver, Value, Flexible, Business and Premium. Amtrak trains are known for their wide seats, plug-in power, big windows and storage capabilities.

Rome2rio's guide to Amtrak Acela Express
Contact Details
Phone
+1 215-856-7924
Website
amtrak.com
Train from Washington Union Station to BWI Marshall Airport Amtrak Station
Ave. Duration
21m
Frequency
Hourly
Estimated price
$55 - $150
Website
amtrak.com
Business Seat
$55 - $140
First Class Seat
$120 - $150
Train from Washington Union Station to Philadelphia 30th Street Station
Ave. Duration
1h 34m
Frequency
Hourly
Estimated price
$90 - $250
Website
amtrak.com
Business Seat
$90 - $200
First Class Seat
$170 - $250
Amtrak

Amtrak is a rail service that connects the US and three Canadian provinces. Covering 21,000 route miles (34,000km) Amtrak operates more than 300 trains daily. These medium and long distance intercity services operate at speeds of up to 240km/h, to more than 500 destinations. Founded in 1971, it is based in Washington, D.C. and offers four classes of travel: First Class, Sleeper, Business and Coach. Ticket fares are divided into five subclasses: Saver, Value, Flexible, Business and Premium. Amtrak trains are known for their wide seats, plug-in power, big windows and storage capabilities.

Rome2rio's guide to Amtrak
Contact Details
Phone
+1 215-856-7924
Website
amtrak.com
Train from Washington Union Station to Chicago Union Station
Ave. Duration
17h 40m
Frequency
Once daily
Estimated price
$100 - $310
Website
amtrak.com
Coach Seat
$100 - $160
Flexi Coach Seat
$190 - $280
Business Coach Seat
$220 - $310
Room
$440 - $600
Train from Chicago Union Station to Denver Union Station
Ave. Duration
18h 15m
Frequency
Twice daily
Estimated price
$130 - $400
Website
amtrak.com
Coach Seat
$130 - $200
Flexi Coach Seat
$240 - $350
Business Coach Seat
$280 - $400
Room
$500 - $750
Train from Washington Union Station to Indianapolis Amtrak Station
Ave. Duration
18h 15m
Frequency
3 times a week
Estimated price
$100 - $290
Website
amtrak.com
Coach Seat
$100 - $150
Flexi Coach Seat
$180 - $260
Business Coach Seat
$200 - $290
Room
$410 - $600
Bus operators
Regional Transportation District
Phone
+1 303-299-6000
Website
rtd-denver.com
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
Ave. Duration
1h 8m
Frequency
Hourly
Estimated price
$9
Website
rtd-denver.com
Colorado Springs Shuttle
Website
coloradoshuttle.com
Shuttle from Colorado Springs, CO - Airport to Denver International Airport
Ave. Duration
2h 25m
Frequency
Every 4 hours
Estimated price
$45 - $65
Schedules at
coloradoshuttle.com
Front Range Shuttle
Website
frontrangeshuttle.com
Shuttle from Colorado Springs, CO - Airport to Denver International Airport
Ave. Duration
2h 15m
Frequency
Every 4 hours
Estimated price
$50
Schedules at
frontrangeshuttle.com
Greyhound USA

Greyhound is a leading bus company based in Dallas, Texas, serving over 3800 destinations across North America, Mexico and Canada. Greyhound carries around 18 million passengers a year who travel 5.4 billion miles (8.6 billion km) a year on their fleet of around 1700 vehicles. For travel flexibility, you can board or get off a Greyhound bus at official Greyhound stations, partner stations and curbside stops. There are around 230 Greyhound stations across the US where you can both catch your bus and buy tickets, that are also available on the official website and via the mobile app.

Rome2rio's guide to Greyhound USA
Contact Details
Phone
+1 214-849-8100/1-800-231-2222
Email
ifsr@greyhound.com
Website
greyhound.com
Bus from Washington, Dc to Harrisburg, Pa
Ave. Duration
3h 10m
Frequency
Twice daily
Estimated price
$17 - $40
Website
greyhound.com
Economy
$17 - $26
Flexible
$30 - $40
Bus from Harrisburg, Pa to Denver, Co
Ave. Duration
38h 55m
Frequency
3 times a day
Estimated price
$150 - $390
Website
greyhound.com
Economy
$150 - $250
Flexible
$300 - $390
Burlington Trailways

Want to know more about travelling around United States

Rome2rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

More Questions & Answers

Boulder is 2h behind Washington. It is currently 4:54 AM in Washington and 2:54 AM in Boulder.

Yes, the driving distance between Washington to Boulder is 1709 miles. It takes approximately 27h 3m to drive from Washington to Boulder.

Get driving directions

Delta, Frontier Airlines, United Airlines and two other airlines offer flights from Reagan Washington Airport to Denver Airport.

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There are 77+ hotels available in Boulder. Prices start at $93 USD per night.

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The best way to get from Washington to Reagan Washington Airport is to subway which takes 15m and costs $2 - $4.

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