There are 5 ways to get from Washington Dulles Airport (IAD) to St. Louis by plane, bus (Greyhound, Flixbus), subway, 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 Washington Dulles International Airport
best- Fly from Washington Dulles International Airport (IAD) to Lambert–St. Louis International Airport (STL)plane IAD - STL
2h 57m$188–1,005Bus
cheapest- Take the bus from Dulles - Kiss & Fly to Washington Union Stationbus
- Take the bus from Washington Union Station to Pittsburgh Intermodal Stationbus
- Take the bus from Pittsburgh Intermodal Station to St Louis Bus Stationbus
21h 25m$136–283Fly from Ronald Reagan Washington National Airport
- Fly from Ronald Reagan Washington National Airport (DCA) to Lambert–St. Louis International Airport (STL)plane DCA - STL
4h 51m$167–389Subway, train
- Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway S
- Take the train from Rockville Amtrak to Chicago Union Stationtrain
- Take the train from Chicago Union Station to St. Louistrain
25h 27m$329–696Drive 784 mi
- Drive from Washington Dulles Airport (IAD) to St. Louiscar 784 mi
14h 9m$144–207
Washington Dulles Airport (IAD) to St. Louis by bus
Questions & Answers
The cheapest way to get from Washington Dulles Airport (IAD) to St. Louis is to bus which costs $130 - $290 and takes 21h 25m.
The fastest way to get from Washington Dulles Airport (IAD) to St. Louis is to fly which takes 2h 57m and costs $180 - $1,100.
No, there is no direct bus from Washington Dulles Airport (IAD) to St. Louis station. However, there are services departing from Dulles - Kiss & Fly and arriving at St Louis Bus Station via Washington Union Station and Pittsburgh Intermodal Station. The journey, including transfers, takes approximately 21h 25m.
No, there is no direct train from Washington Dulles Airport (IAD) to St. Louis. However, there are services departing from Washington Dulles International Airport, Silver Line Center Platform and arriving at St. Louis via Farragut North, Red Line Center Platform, Rockville Amtrak and Chicago Union Station. The journey, including transfers, takes approximately 25h 27m.
The distance between Washington Dulles Airport (IAD) and St. Louis is 713 miles. The road distance is 788.5 miles.
The best way to get from Washington Dulles Airport (IAD) to St. Louis without a car is to bus which takes 21h 25m and costs $130 - $290.
It takes approximately 2h 57m to get from Washington Dulles Airport (IAD) to St. Louis, including transfers.
Washington Dulles Airport (IAD) to St. Louis bus services, operated by Megabus, depart from Dulles - Kiss & Fly station.
Washington Dulles Airport (IAD) to St. Louis train services, operated by Washington Metropolitan Area Transit Authority, depart from Washington Dulles International Airport, Silver Line Center Platform station.
The best way to get from Washington Dulles Airport (IAD) to St. Louis is to fly which takes 2h 57m and costs $180 - $1,100. Alternatively, you can bus, which costs $130 - $290 and takes 21h 25m.
What companies run services between Washington Dulles Airport (IAD), USA and St. Louis, MO, USA?
United Airlines and Delta fly from Washington Dulles International Airport (IAD) to Lambert–St. Louis International Airport (STL) 4 times a day. Alternatively, you can take a bus from Dulles - Kiss & Fly to St Louis Bus Station via Washington Union Station and Pittsburgh Intermodal Station in around 21h 25m.
- Website
- southwest.com
Flights from Ronald Reagan Washington National Airport to Lambert–St. Louis International Airport
- Ave. Duration
- 2h 13m
- When
- Every day
- Estimated price
- $180–950
Flights from Ronald Reagan Washington National Airport to Lambert–St. Louis International Airport via Nashville
- Ave. Duration
- 4h 2m
- When
- Sunday, Tuesday, and Wednesday
- Estimated price
- $200–1,000
- Website
- delta.com
Flights from Washington Dulles International Airport to Lambert–St. Louis International Airport via Detroit
- Ave. Duration
- 4h 21m
- When
- Every day
- Estimated price
- $120–600
- Website
- aa.com
Flights from Ronald Reagan Washington National Airport to Lambert–St. Louis International Airport
- Ave. Duration
- 2h 30m
- When
- Every day
- Estimated price
- $180–950
- Website
- united.com
Flights from Washington Dulles International Airport to Lambert–St. Louis International Airport
- Ave. Duration
- 2h 20m
- When
- Every day
- Estimated price
- $100–550
Subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platform
- Ave. Duration
- 46 min
- Frequency
- Every 15 minutes
- Estimated price
- $2–3
- Website
- Washington Metropolitan Area Transit Authority
- standard fare after 9:30 p.m
- $2–3
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Rockville Amtrak to Chicago Union Station
- Ave. Duration
- 17h 24m
- Frequency
- Once daily
- Estimated price
- $240–500
- Website
- Amtrak
Train from Chicago Union Station to St. Louis
- Ave. Duration
- 4h 46m
- Frequency
- 5 times a day
- Estimated price
- $85–190
- Website
- Amtrak
- Phone
- +1-877-462-6342
- [email protected]
- Website
- Megabus
Bus from Dulles - Kiss & Fly to Washington Union Station
- Ave. Duration
- 45 min
- Frequency
- Once daily
- Estimated price
- $10–35
- Website
- Megabus
- Adult One-way
- $10–35
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Washington Union Station to Pittsburgh Intermodal Station
- Ave. Duration
- 5h 45m
- Frequency
- Every 4 hours
- Estimated price
- $35–70
- Website
- Greyhound
Bus from Pittsburgh Intermodal Station to St Louis Bus Station
- Ave. Duration
- 12h 55m
- Frequency
- Every 4 hours
- Estimated price
- $90–180
- Website
- Greyhound
- Phone
- +1 (855) 626-8585
- Website
- Flixbus USA
Bus from Washington Union Station to Pittsburgh Intermodal Station
- Ave. Duration
- 4h 45m
- Frequency
- Once daily
- Estimated price
- $35–65
- Schedules at
- Flixbus USA
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.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Need to know: Greyhound
Read the travel guide
Why you should take the train in the US
Read the travel guide
More Questions & Answers
Washington Dulles Airport (IAD) to St. Louis bus services, operated by Megabus, arrive at Washington Union Station.
St. Louis is 1h behind Washington Dulles Airport (IAD). It is currently 1:04 PM in Washington Dulles Airport (IAD) and 12:04 PM in St. Louis.
Washington Dulles Airport (IAD) to St. Louis train services, operated by Washington Metropolitan Area Transit Authority, arrive at Farragut West, Blue/Orange/Silver Line Track 1 Platform station.
Yes, the driving distance between Washington Dulles Airport (IAD) to St. Louis is 789 miles. It takes approximately 14h 9m to drive from Washington Dulles Airport (IAD) to St. Louis.
There are 517+ hotels available in St. Louis.