There are 7 ways to get from St. Louis to Baltimore Airport (BWI) by plane, train, subway, bus 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 to Baltimore  •  3 h 26 min

  1. Fly from St. Louis (STL) to Baltimore (BWI) STL - BWI

$142 - $372

Cheapest option

Bus  •  22 h 13 min

  1. Take the bus from St Louis, Mo to Harrisburg, Pa 1612 / ...
  2. Take the bus from Harrisburg, Pa to Baltimore Downtown, Md 4695 / ...

$93 - $229

5 alternative options

Fly to Reagan Washington, train  •  4 h 44 min

  1. Fly from St. Louis (STL) to Reagan Washington (DCA) STL - DCA
  2. Take the train from Washington Union Station to BWI Airport Amtrak

$192 - $544

Fly to Washington Dulles, subway, train  •  5 h 41 min

  1. Fly from St. Louis (STL) to Washington Dulles (IAD) STL - IAD
  2. Take the subway from L'ENFANT PLAZA station to NEW CARROLLTON station
  3. Take the train from New Carrollton Amtrak to BWI Airport Amtrak

$146 - $580

Train via Washington Union Station  •  25 h 1 min

  1. Take the train from St. Louis Gateway Station to Chicago Union Station
  2. Take the train from Chicago Union Station to Washington Union Station
  3. Take the train from Washington Union Station to BWI Airport Amtrak

$206 - $593

Train  •  32 h 15 min

  1. Take the train from St. Louis Gateway Station to Chicago Union Station Lincoln Service / ...
  2. Take the train from Chicago Union Station to Baltimore Penn Station Cardinal

$173 - $500

Drive  •  13 h 59 min

  1. Drive from St. Louis to Baltimore Airport (BWI) 822.8 miles

$80 - $120

Questions & Answers

The distance between St. Louis and Baltimore Airport (BWI) is 732 miles. The road distance is 822.8 miles.

Get driving directions

The best way to get from St. Louis to Baltimore Airport (BWI) without a car is to bus which takes 22 h 13 min and costs .

More details

It takes approximately 3 h 26 min to get from St. Louis to Baltimore Airport (BWI), including transfers.

More details

The best way to get from St. Louis to Baltimore Airport (BWI) is to fly which takes 3 h 26 min and costs . Alternatively, you can bus, which costs and takes 22 h 13 min, you could also train, which costs and takes 25 h 1 min.

Mode details

The quickest flight from St. Louis Airport to Baltimore Airport is the direct flight which takes 1 h 55 min.

Search flights

Baltimore Airport (BWI) is 1 h ahead of St. Louis. It is currently 8:11 PM in St. Louis and 9:11 PM in Baltimore Airport (BWI).

Yes, the driving distance between St. Louis to Baltimore Airport (BWI) is 823 miles. It takes approximately 13 h 59 min to drive from St. Louis to Baltimore Airport (BWI).

Get driving directions

Southwest Airlines offers flights from St. Louis Airport to Baltimore Airport.

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There are 188+ hotels available in Baltimore Airport (BWI). Prices start at $74 USD per night.

More details

The best way to get from St. Louis to St. Louis Airport is to train which takes 31 min and costs .

More details

Map of how to get from St. Louis to Baltimore Airport (BWI).
Launch map view
  • Distance: 732 miles
  • Duration: 3 h 26 min

What companies run services between St. Louis, MO, USA and Baltimore Airport (BWI), USA?

Southwest Airlines, Delta and two other airlines fly from St. Louis to Baltimore Airport (BWI) hourly. Alternatively, you can take a bus from St. Louis to Baltimore Airport (BWI) via Harrisburg, Pa, Baltimore Downtown, Md, HAINES ST & WARNER ST wb, Patapsco Light Rail Station Bay 2, and PATAPSCO & LIGHT RAIL STAT sb in around 22 h 13 min.

Airlines
Southwest Airlines
Website
southwest.com
Flights from St. Louis to Baltimore
Ave. Duration
1 h 55 min
When
Every day
Estimated price
$310 - $850
Flights from St. Louis to Baltimore via Chicago Midway
Ave. Duration
3 h 47 min
When
Saturday and Sunday
Estimated price
$310 - $850
Flights from St. Louis to Baltimore via Cleveland
Ave. Duration
3 h 50 min
When
Monday to Friday
Estimated price
$310 - $850
Flights from St. Louis to Baltimore via Milwaukee
Ave. Duration
3 h 50 min
When
Monday to Friday
Estimated price
$310 - $850
Flights from St. Louis to Reagan Washington
Ave. Duration
1 h 51 min
When
Every day
Estimated price
$280 - $850
Flights from St. Louis to Reagan Washington via Chicago Midway
Ave. Duration
3 h 41 min
When
Monday to Saturday
Estimated price
$280 - $850
Flights from St. Louis to Reagan Washington via Nashville
Ave. Duration
3 h 35 min
When
Sunday
Estimated price
$280 - $850
American Airlines
Website
aa.com
Flights from St. Louis to Reagan Washington
Ave. Duration
2 h 17 min
When
Every day
Estimated price
$180 - $800
Flights from St. Louis to Washington Dulles via Charlotte
Ave. Duration
4 h 19 min
When
Every day
Estimated price
$250 - $1,000
United Airlines
Website
united.com
Flights from St. Louis to Washington Dulles
Ave. Duration
2 h 1 min
When
Every day
Estimated price
$230 - $800
Flights from St. Louis to Washington Dulles via Chicago O'Hare
Ave. Duration
4 h 8 min
When
Every day
Estimated price
$230 - $800
Delta
Website
delta.com
Flights from St. Louis to Washington Dulles via Detroit
Ave. Duration
4 h 7 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$230 - $800
Flights from St. Louis to Washington Dulles via Atlanta
Ave. Duration
4 h 23 min
When
Monday to Friday
Estimated price
$230 - $800
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 1-800-872-7245
Website
amtrak.com
Train from Washington Union Station to BWI Airport Amtrak
Ave. Duration
21 min
Frequency
Hourly
Estimated price
$55 - $150
Website
amtrak.com
Business Seat
$55 - $140
First Class Seat
$120 - $150
Metro Washington DC
Phone
202-637-7000
Website
wmata.com
Subway from L'ENFANT PLAZA station to NEW CARROLLTON station
Ave. Duration
25 min
Frequency
Every 15 minutes
Estimated price
$2 - $4
Schedules at
wmata.com
Amtrak Northeast Regional
Rome2rio's guide to Amtrak Northeast Regional
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from New Carrollton Amtrak to BWI Airport Amtrak
Ave. Duration
15 min
Frequency
Hourly
Estimated price
$65 - $180
Website
amtrak.com
Coach Seat
$65 - $110
Business Seat
$95 - $180
Maryland Transit
Phone
1-866-743-3682
Website
mta.maryland.gov
Train from NEW CARROLLTON MARC nb to BWI RAIL STATION MARC nb
Ave. Duration
26 min
Frequency
Hourly
Estimated price
$3 - $6
Schedules at
mta.maryland.gov
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 1-800-872-7245
Website
amtrak.com
Train from St. Louis Gateway Station to Chicago Union Station
Ave. Duration
5 h 40 min
Frequency
Every 4 hours
Estimated price
$50 - $130
Website
amtrak.com
Coach Seat
$50 - $75
Flexi Coach Seat
$90 - $130
Business Coach Seat
$90 - $130
Room
$230 - $320
Train from Chicago Union Station to Washington Union Station
Ave. Duration
17 h 25 min
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 Baltimore Penn Station
Ave. Duration
24 h 31 min
Frequency
3 times a week
Estimated price
$120 - $370
Website
amtrak.com
Coach Seat
$120 - $190
Flexi Coach Seat
$220 - $330
Business Coach Seat
$260 - $370
Room
$500 - $700
Bus operators
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 St Louis, Mo to Harrisburg, Pa
Ave. Duration
18 h 25 min
Frequency
Hourly
Estimated price
$75 - $190
Website
greyhound.com
Economy
$75 - $130
Flexible
$140 - $190
Bus from Harrisburg, Pa to Baltimore Downtown, Md
Ave. Duration
2 h
Frequency
Hourly
Estimated price
$14 - $35
Website
greyhound.com
Economy
$14 - $21
Flexible
$25 - $35

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