There are 7 ways to get from St. Louis Airport (STL) to Baltimore Airport (BWI) by plane, train, bus (Greyhound), train (Amtrak), subway, 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 to Baltimore-Washington International Airport
best- Fly from Lambert–St. Louis International Airport (STL) to Baltimore-Washington International Airport (BWI)plane STL - BWI
2h$110–650Fly to Ronald Reagan Washington National Airport, train
- Fly from Lambert–St. Louis International Airport (STL) to Ronald Reagan Washington National Airport (DCA)plane STL - DCA
- Take the train from Washington Union Station to BWI Thurgood Marshalltrain
3h 17m$136–982Bus (Greyhound)
- Take the bus from St Louis Bus Station to Harrisburg Bus Stationbus Greyhound US0421
- Take the bus from Harrisburg Bus Station to Baltimore Downtown Bus Stationbus Greyhound US0430
24h 55m$138–258Train via Washington
- Take the train from St. Louis to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Rockville Amtraktrain
- Take the train from Washington Union Station to BWI Thurgood Marshalltrain
25h 36m$322–1,238Fly to Washington Dulles International Airport, subway
- Fly from Lambert–St. Louis International Airport (STL) to Washington Dulles International Airport (IAD)plane STL - IAD
- Take the subway from Washington Dulles International Airport, Silver Line Center Platform to New Carrollton, Orange Line Center Platformsubway
4h 22m$189–1,013Train (Amtrak)
- Take the train from St. Louis to Chicago Union Stationtrain Lincoln Service / ...
- Take the train from Chicago Union Station to Baltimore Penn Stationtrain Cardinal
33h 16m$380–844Drive 816.5 mi
- Drive from St. Louis Airport (STL) to Baltimore Airport (BWI)car 816.5 mi
14h 17m$149–216
St. Louis Airport (STL) to Baltimore Airport (BWI) by train, bus, and tram (Greyhound)
Questions & Answers
The cheapest way to get from St. Louis Airport (STL) to Baltimore Airport (BWI) is to bus which costs $130 - $260 and takes 24h 55m.
The fastest way to get from St. Louis Airport (STL) to Baltimore Airport (BWI) is to fly which takes 2h and costs $110 - $650.
No, there is no direct bus from St. Louis Airport (STL) station to Baltimore Airport (BWI) station. However, there are services departing from St Louis Bus Station and arriving at Patapsco Light Rail Station Bay 2 via Harrisburg Bus Station and HAINES ST & WARNER ST wb. The journey, including transfers, takes approximately 24h 55m.
No, there is no direct train from St. Louis Airport (STL) station to Baltimore Airport (BWI). However, there are services departing from LAMBERT AIRPORT TERMINAL #1 station and arriving at BWI Thurgood Marshall via St. Louis, Chicago Union Station, Rockville, Red Line Center Platform and Washington Union Station. The journey, including transfers, takes approximately 25h 36m.
The distance between St. Louis Airport (STL) and Baltimore Airport (BWI) is 740 miles. The road distance is 821.3 miles.
The best way to get from St. Louis Airport (STL) to Baltimore Airport (BWI) without a car is to bus which takes 24h 55m and costs $130 - $260.
It takes approximately 2h to fly from Lambert–St. Louis International Airport (STL) to Baltimore-Washington International Airport (BWI), including transfers and time at the airport.
St. Louis Airport (STL) to Baltimore Airport (BWI) bus services, operated by Greyhound USA, depart from St Louis Bus Station.
St. Louis Airport (STL) to Baltimore Airport (BWI) train services, operated by Amtrak, depart from St. Louis station.
The best way to get from St. Louis Airport (STL) to Baltimore Airport (BWI) is to fly which takes 2h and costs $110 - $650. Alternatively, you can bus, which costs $130 - $260 and takes 24h 55m, you could also train via Washington, which costs $320 - $1,300 and takes 25h 36m.
What companies run services between St. Louis Airport (STL), USA and Baltimore Airport (BWI), USA?
Southwest Airlines and Delta fly from Lambert–St. Louis International Airport (STL) to Baltimore-Washington International Airport (BWI) every 4 hours. Alternatively, you can take a train from LAMBERT AIRPORT TERMINAL #1 station to BWI Airport via CIVIC CENTER station, St Louis Bus Station, Harrisburg Bus Station, Baltimore Downtown Bus Station, HAINES ST & WARNER ST wb, Patapsco Light Rail Station Bay 2, and Patapsco in around 24h 55m.
- Website
- southwest.com
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport
- Ave. Duration
- 2h 1m
- When
- Every day
- Estimated price
- $110–650
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport via Chicago Midway
- Ave. Duration
- 4h 3m
- When
- Sunday, Tuesday, and Wednesday
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport via Nashville
- Ave. Duration
- 4h 13m
- When
- Tuesday to Friday
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport via Detroit
- Ave. Duration
- 4h 5m
- When
- Tuesday and Wednesday
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport via Raleigh/Durham
- Ave. Duration
- 4h 40m
- When
- Monday, Thursday, and Friday
- Estimated price
- $130–700
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport
- Ave. Duration
- 2h
- When
- Every day
- Estimated price
- $140–750
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport via Columbus
- Ave. Duration
- 3h 45m
- When
- Monday, Thursday, Friday, and Saturday
- Estimated price
- $140–750
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport via Nashville
- Ave. Duration
- 3h 50m
- When
- Tuesday, Wednesday, Sunday, Monday, Thursday, and Friday
- Estimated price
- $150–800
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport via Chicago Midway
- Ave. Duration
- 3h 56m
- When
- Tuesday, Wednesday, and Saturday
- Estimated price
- $160–800
- Website
- delta.com
Flights from Lambert–St. Louis International Airport to Baltimore-Washington International Airport via Detroit
- Ave. Duration
- 4h 2m
- When
- Every day
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport via Detroit
- Ave. Duration
- 3h 58m
- When
- Every day
- Estimated price
- $150–800
Flights from Lambert–St. Louis International Airport to Washington Dulles International Airport via Detroit
- Ave. Duration
- 4h 51m
- When
- Every day
- Estimated price
- $100–550
- Website
- aa.com
Flights from Lambert–St. Louis International Airport to Ronald Reagan Washington National Airport
- Ave. Duration
- 2h 22m
- When
- Every day
- Estimated price
- $140–750
- Website
- united.com
Flights from Lambert–St. Louis International Airport to Washington Dulles International Airport
- Ave. Duration
- 2h 10m
- When
- Every day
- Estimated price
- $95–550
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Washington Union Station to BWI Thurgood Marshall
- Ave. Duration
- 35 min
- Frequency
- Every 30 minutes
- Estimated price
- $9–20
- Website
- Amtrak
Train from St. Louis to Chicago Union Station
- Ave. Duration
- 4h 55m
- Frequency
- 5 times a day
- Estimated price
- $85–190
- Website
- Amtrak
Train from Chicago Union Station to Rockville Amtrak
- Ave. Duration
- 16h 41m
- Frequency
- Once daily
- Estimated price
- $230–490
- Website
- Amtrak
Train from Washington Union Station to BWI Thurgood Marshall
- Ave. Duration
- 35 min
- Frequency
- Every 30 minutes
- Estimated price
- $9–20
- Website
- Amtrak
Train from St. Louis to Chicago Union Station
- Ave. Duration
- 4h 55m
- Frequency
- 5 times a day
- Estimated price
- $85–190
- Website
- Amtrak
Train from Chicago Union Station to Baltimore Penn Station
- Ave. Duration
- 24h 46m
- Frequency
- 3 times a week
- Estimated price
- $290–650
- Website
- Amtrak
- 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
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
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
Subway from Washington Dulles International Airport, Silver Line Center Platform to New Carrollton, Orange Line Center Platform
- Ave. Duration
- 1h 15m
- Frequency
- Every 30 minutes
- Estimated price
- $2–3
- Website
- Washington Metropolitan Area Transit Authority
- standard fare after 9:30 p.m
- $2–3
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from St Louis Bus Station to Harrisburg Bus Station
- Ave. Duration
- 19h 20m
- Frequency
- 3 times a day
- Estimated price
- $120–230
- Website
- Greyhound
Bus from Harrisburg Bus Station to Baltimore Downtown Bus Station
- Ave. Duration
- 1h 45m
- Frequency
- Once daily
- Estimated price
- $11–22
- Website
- Greyhound
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More Questions & Answers
The quickest flight from Lambert–St. Louis International Airport Airport to Baltimore-Washington International Airport Airport is the direct flight which takes 2h.
St. Louis Airport (STL) to Baltimore Airport (BWI) bus services, operated by Greyhound USA, arrive at Harrisburg Bus Station.
Baltimore Airport (BWI) is 1h ahead of St. Louis Airport (STL). It is currently 11:03 PM in St. Louis Airport (STL) and 12:03 AM in Baltimore Airport (BWI).
St. Louis Airport (STL) to Baltimore Airport (BWI) train services, operated by Amtrak, arrive at Chicago Union Station.
Yes, the driving distance between St. Louis Airport (STL) to Baltimore Airport (BWI) is 821 miles. It takes approximately 14h 17m to drive from St. Louis Airport (STL) to Baltimore Airport (BWI).
Delta and Southwest Airlines offer flights from Lambert–St. Louis International Airport Airport to Baltimore-Washington International Airport Airport.
There are 345+ hotels available in Baltimore Airport (BWI).
















