There are 6 ways to get from Washington to Thornton by plane, train (Amtrak), bus (Greyhound), car, subway, or train
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 Ronald Reagan Washington National Airport
best- Fly from Ronald Reagan Washington National Airport (DCA) to Denver (DEN)plane DCA - DEN
5h 31m$220–850Subway to Washington Dulles International Airport, fly
cheapest- Take the subway from McPherson Square, Blue/Orange/Silver Line Track 2 Platform to Washington Dulles International Airport, Silver Line Center Platformsubway
- Fly from Washington Dulles International Airport (IAD) to Denver (DEN)plane IAD - DEN
7h 6m$122–333Train (Amtrak)
- Take the train from Washington Union Station to Chicago Union Stationtrain Floridian / ...
- Take the train from Chicago Union Station to Denvertrain California Zephyr
38h 22m$975–1,551Bus (Greyhound)
- Take the bus from Washington Union Station to Chicago Bus Stationbus Greyhound US0164
- Take the bus from Chicago Bus Station to Denver Union Stationbus Greyhound US0123S
40h 19m$306–455Drive 1,643.8 mi
- Drive from Washington to Thorntoncar 1,643.8 mi
27h 23m$300–434Train to Baltimore-Washington International Airport, fly
- Take the train from Washington Union Station to BWI Thurgood Marshalltrain
- Fly from Baltimore-Washington International Airport (BWI) to Denver (DEN)plane BWI - DEN
7h 2m$132–895
Washington to Thornton by train (Amtrak)
Comparing Your Travel Options
The cheapest way to get from Washington to Thornton is to subway and fly which costs $120 - $340 and takes 7h 6m.
The fastest way to get from Washington to Thornton is to fly which takes 5h 31m and costs $220 - $850.
No, there is no direct bus from Washington station to Thornton. However, there are services departing from Washington Union Station and arriving at Thornton PnR Gate B via Chicago Bus Station and Union Station Gate B10. The journey, including transfers, takes approximately 40h 19m.
No, there is no direct train from Washington station to Thornton station. However, there are services departing from Washington Union Station and arriving at Original Thornton - 88th Station Track 2 via Chicago Union Station and Union Station. The journey, including transfers, takes approximately 38h 22m.
The distance between Washington and Thornton is 1513 miles. The road distance is 1653.4 miles.
The best way to get from Washington to Thornton without a car is to train which takes 38h 22m and costs $950 - $1,600.
It takes approximately 5h 31m to get from Washington to Thornton, including transfers.
Washington to Thornton bus services, operated by Greyhound USA, depart from Washington Union Station.
Washington to Thornton train services, operated by Amtrak, depart from Washington Union Station.
The best way to get from Washington to Thornton is to fly which takes 5h 31m and costs $220 - $850. Alternatively, you can train, which costs $950 - $1,600 and takes 38h 22m, you could also bus, which costs $300 - $460 and takes 40h 19m.
What companies run services between Washington, DC, USA and Thornton, CO, USA?
Frontier Airlines, United Airlines, and Southwest Airlines fly from Ronald Reagan Washington National Airport (DCA) to Denver (DEN) every 4 hours. Alternatively, you can take a train from Washington Union Station to Original Thornton - 88th Station Track 2 via Chicago Union Station, Denver, and Union Station in around 38h 22m.
- Website
- southwest.com
Flights from Ronald Reagan Washington National Airport to Denver via Chicago Midway
- Ave. Duration
- 6h 4m
- When
- Tuesday, Wednesday, Sunday, Monday, Thursday, and Friday
- Estimated price
- $200–950
Flights from Ronald Reagan Washington National Airport to Denver via Kansas City
- Ave. Duration
- 6h 11m
- When
- Tuesday, Wednesday, Monday, Thursday, Friday, and Sunday
- Estimated price
- $200–950
Flights from Ronald Reagan Washington National Airport to Denver via Omaha
- Ave. Duration
- 6h 35m
- When
- Sunday
- Estimated price
- $200–950
Flights from Baltimore-Washington International Airport to Denver
- Ave. Duration
- 3h 57m
- When
- Every day
- Estimated price
- $160–750
Flights from Baltimore-Washington International Airport to Denver via Kansas City
- Ave. Duration
- 5h 32m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $160–750
Flights from Baltimore-Washington International Airport to Denver via St. Louis
- Ave. Duration
- 5h 35m
- When
- Sunday, Tuesday, Wednesday, and Saturday
- Estimated price
- $160–750
Flights from Baltimore-Washington International Airport to Denver via Indianapolis
- Ave. Duration
- 5h 30m
- When
- Sunday
- Estimated price
- $160–750
Flights from Baltimore-Washington International Airport to Denver via Columbus
- Ave. Duration
- 5h 45m
- When
- Tuesday and Wednesday
- Estimated price
- $160–750
- Website
- united.com
Flights from Ronald Reagan Washington National Airport to Denver
- Ave. Duration
- 4h 11m
- When
- Every day
- Estimated price
- $200–950
Flights from Washington Dulles International Airport to Denver
- Ave. Duration
- 4h 3m
- When
- Every day
- Estimated price
- $130–600
Flights from Washington Dulles International Airport to Denver via Covington
- Ave. Duration
- 5h 50m
- When
- Every day
- Estimated price
- $130–600
Flights from Washington Dulles International Airport to Denver via Cleveland
- Ave. Duration
- 6h 39m
- When
- Tuesday, Wednesday, Friday, Monday, Thursday, and Sunday
- Estimated price
- $130–650
Flights from Washington Dulles International Airport to Denver via Indianapolis
- Ave. Duration
- 5h 58m
- When
- Every day
- Estimated price
- $130–600
Flights from Washington Dulles International Airport to Denver via Pittsburgh
- Ave. Duration
- 7h 12m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $130–600
Flights from Baltimore-Washington International Airport to Denver
- Ave. Duration
- 4h 3m
- When
- Every day
- Estimated price
- $160–750
- Website
- flyfrontier.com
Flights from Ronald Reagan Washington National Airport to Denver
- Ave. Duration
- 4h 3m
- When
- Every day
- Estimated price
- $200–370
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Washington Union Station to Chicago Union Station
- Ave. Duration
- 17h 48m
- Frequency
- Once daily
- Estimated price
- $420–650
- Website
- Amtrak
Train from Chicago Union Station to Denver
- Ave. Duration
- 18h 56m
- Frequency
- Once daily
- Estimated price
- $550–900
- Website
- Amtrak
Train from Washington Union Station to BWI Thurgood Marshall
- Ave. Duration
- 35 min
- Frequency
- Every 30 minutes
- Estimated price
- $16–26
- Website
- Amtrak
Subway from McPherson Square, Blue/Orange/Silver Line Track 2 Platform to Washington Dulles International Airport, Silver Line Center Platform
- Ave. Duration
- 49 min
- Frequency
- Every 15 minutes
- Estimated price
- $2–3
- Website
- Washington Metropolitan Area Transit Authority
- standard fare after 9:30 p.m
- $2–3
- Phone
- 1-866-743-3682
- Website
- Maryland Transit
Train from Washington Union Station to BWI Thurgood Marshall
- Ave. Duration
- 35 min
- Frequency
- Hourly
- Estimated price
- $2–9
- Website
- Maryland Transit
- Standard Fare
- $2–9
Rome2Rio's guide to Amtrak Acela
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Washington Union Station to BWI Thurgood Marshall
- Ave. Duration
- 20 min
- Frequency
- Every 4 hours
- Estimated price
- $6–550
- Schedules at
- Amtrak Acela
- Website
- Amtrak
- Business Class
- $6–440
- First Class
- $100–550
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- Greyhound
Bus from Washington Union Station to Chicago Bus Station
- Ave. Duration
- 17h 10m
- Frequency
- Twice daily
- Estimated price
- $120–190
- Website
- Greyhound
Bus from Chicago Bus Station to Denver Union Station
- Ave. Duration
- 21h 35m
- Frequency
- Once daily
- Estimated price
- $180–270
- Website
- Greyhound
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.
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Booking & Getting There
Washington to Thornton bus services, operated by Greyhound USA, arrive at Chicago Bus Station.
Thornton is 2h behind Washington. It is currently 9:44 AM in Washington and 7:44 AM in Thornton.
Washington to Thornton train services, operated by Amtrak, arrive at Chicago Union Station.
Yes, the driving distance between Washington to Thornton is 1653 miles. It takes approximately 27h 23m to drive from Washington to Thornton.
There are 1222+ hotels available in Thornton.













