There are 9 ways to get from Baltimore to San Diego by plane, bus (Greyhound, Amtrak), bus, train, car, subway, or train (Amtrak)
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 Baltimore-Washington International Airport
best- Fly from Baltimore-Washington International Airport (BWI) to San Diego International Airport (SAN)plane BWI - SAN
6h 48m$352–652Train, subway to Washington Dulles International Airport, fly
cheapest- Take the train from Baltimore Penn Station to New Carrollton Amtrak Stationtrain
- Take the subway from New Carrollton, Orange/Silver Line Center Platform to Washington Dulles International Airport, Silver Line Center Platformsubway
- Fly from Washington Dulles International Airport (IAD) to San Diego International Airport (SAN)plane IAD - SAN
8h 41m$154–712Bus
- Take the bus from Baltimore Downtown Bus Station to Harrisburg Bus Stationbus
- Take the bus from Harrisburg Bus Station to St Louis Bus Stationbus
- Take the bus from St Louis Bus Station to Los Angeles Union Stationbus
- Take the bus from Los Angeles to San Diegobus
2d 18h$452–739Bus, train
- Take the bus from Baltimore Downtown Bus Station to Harrisburg Bus Stationbus
- Take the bus from Harrisburg Bus Station to Chicago Bus Stationbus
- Take the train from Chicago Union Station to Fullerton Amtrak Stationtrain
- Take the train from Fullerton Amtrak Station to San Diegotrain
2d 18h$698–1,559Drive 2,603.5 mi
- Drive from Baltimore to San Diegocar 2,603.5 mi
43h 9m$476–687Train to Ronald Reagan Washington National Airport, fly
- Take the train from Baltimore Penn Station to Washington Union Stationtrain
- Fly from Ronald Reagan Washington National Airport (DCA) to San Diego International Airport (SAN)plane DCA - SAN
8h 5m$176–1,111Train to Philadelphia International Airport, fly
- Take the train from Baltimore Penn Station to 30th Street Stationtrain
- Fly from Philadelphia International Airport (PHL) to San Diego International Airport (SAN)plane PHL - SAN
8h 39m$164–1,063Train via Washington
- Take the train from Baltimore Penn Station to Washington Union Stationtrain
- Take the train from Rockville Amtrak to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Fullerton Amtrak Stationtrain
- Take the train from Fullerton Amtrak Station to San Diegotrain
2d 19h$770–2,347Train (Amtrak)
- Take the train from Baltimore Penn Station to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Fullerton Amtrak Stationtrain
- Take the train from Fullerton Amtrak Station to San Diegotrain
3d$822–1,901
Baltimore to San Diego by bus and foot
Comparing Your Travel Options
The cheapest way to get from Baltimore to San Diego is to train and subway and fly which costs $150 - $750 and takes 8h 41m.
The fastest way to get from Baltimore to San Diego is to fly which takes 6h 48m and costs $350 - $650.
No, there is no direct bus from Baltimore station to San Diego. However, there are services departing from Baltimore Downtown Bus Station and arriving at San Diego via Harrisburg Bus Station, St Louis Bus Station and Los Angeles. The journey, including transfers, takes approximately 2 days 18h.
No, there is no direct train from Baltimore station to San Diego. However, there are services departing from Baltimore Penn Station and arriving at San Diego via Union Station, Red Line Center Platform, Rockville Amtrak, Chicago Union Station and Fullerton Amtrak Station. The journey, including transfers, takes approximately 2 days 19h.
The distance between Baltimore and San Diego is 2313 miles. The road distance is 2618.7 miles.
The best way to get from Baltimore to San Diego without a car is to bus which takes 2 days 18h and costs $450 - $750.
It takes approximately 6h 48m to get from Baltimore to San Diego, including transfers.
Baltimore to San Diego bus services, operated by Greyhound USA, depart from Baltimore Downtown Bus Station.
Baltimore to San Diego train services, operated by Amtrak, depart from Baltimore Penn Station.
The best way to get from Baltimore to San Diego is to fly which takes 6h 48m and costs $350 - $650. Alternatively, you can bus, which costs $450 - $750 and takes 2 days 18h, you could also train via Washington, which costs $750 - $2,400 and takes 2 days 19h.
What companies run services between Baltimore, MD, USA and San Diego, CA, USA?
Southwest Airlines flies from Baltimore-Washington International Airport (BWI) to San Diego International Airport (SAN) every 4 hours. Alternatively, you can take a bus from Baltimore Downtown Bus Station to San Diego via Harrisburg Bus Station, St Louis Bus Station, Los Angeles Union Station, and Los Angeles in around 2d 18h.
- Website
- southwest.com
Flights from Baltimore-Washington International Airport to San Diego International Airport
- Ave. Duration
- 5h 24m
- When
- Every day
- Estimated price
- $180–800
Flights from Baltimore-Washington International Airport to San Diego International Airport via St. Louis
- Ave. Duration
- 7h
- When
- Sunday
- Estimated price
- $180–800
Flights from Baltimore-Washington International Airport to San Diego International Airport via Dallas
- Ave. Duration
- 7h
- When
- Sunday
- Estimated price
- $180–800
Flights from Baltimore-Washington International Airport to San Diego International Airport via Denver
- Ave. Duration
- 7h 10m
- When
- Saturday to Friday
- Estimated price
- $180–800
Flights from Baltimore-Washington International Airport to San Diego International Airport via Las Vegas
- Ave. Duration
- 7h 11m
- When
- Monday, Thursday, Friday, Sunday, Tuesday, and Wednesday
- Estimated price
- $180–800
Flights from Baltimore-Washington International Airport to San Diego International Airport via Phoenix
- Ave. Duration
- 7h 15m
- When
- Tuesday and Wednesday
- Estimated price
- $180–800
Flights from Ronald Reagan Washington National Airport to San Diego International Airport via Las Vegas
- Ave. Duration
- 7h 53m
- When
- Sunday, Tuesday, Wednesday, and Saturday
- Estimated price
- $250–1,100
Flights from Ronald Reagan Washington National Airport to San Diego International Airport via Dallas
- Ave. Duration
- 8h 30m
- When
- Every day
- Estimated price
- $250–1,100
Flights from Ronald Reagan Washington National Airport to San Diego International Airport via Kansas City
- Ave. Duration
- 7h 50m
- When
- Saturday
- Estimated price
- $240–1,100
Flights from Philadelphia International Airport to San Diego International Airport via St. Louis
- Ave. Duration
- 7h
- When
- Monday to Friday
- Estimated price
- $200–850
Flights from Philadelphia International Airport to San Diego International Airport via Denver
- Ave. Duration
- 7h 42m
- When
- Sunday and Saturday
- Estimated price
- $200–850
Flights from Philadelphia International Airport to San Diego International Airport via Dallas
- Ave. Duration
- 7h 55m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $210–900
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Chicago Union Station to Fullerton Amtrak Station
- Ave. Duration
- 42h 44m
- Frequency
- Once daily
- Estimated price
- $550–1,300
- Website
- Amtrak
Train from Fullerton Amtrak Station to San Diego
- Ave. Duration
- 2h 26m
- Frequency
- Hourly
- Estimated price
- $26–60
- Website
- Amtrak
Train from Baltimore Penn Station to Washington Union Station
- Ave. Duration
- 1h 2m
- Frequency
- Every 30 minutes
- Estimated price
- $10–23
- Website
- Amtrak
Train from Baltimore Penn Station to New Carrollton Amtrak Station
- Ave. Duration
- 48 min
- Frequency
- Hourly
- Estimated price
- $8–18
- Website
- Amtrak
Train from Baltimore Penn Station to 30th Street Station
- Ave. Duration
- 1h 10m
- Frequency
- Hourly
- Estimated price
- $24–55
- Website
- Amtrak
Train from Baltimore Penn Station to Washington Union Station
- Ave. Duration
- 1h 2m
- Frequency
- Every 30 minutes
- Estimated price
- $10–23
- Website
- Amtrak
Train from Rockville Amtrak to Chicago Union Station
- Ave. Duration
- 17h 24m
- Frequency
- Once daily
- Estimated price
- $190–430
- Website
- Amtrak
Train from Chicago Union Station to Fullerton Amtrak Station
- Ave. Duration
- 42h 44m
- Frequency
- Once daily
- Estimated price
- $550–1,300
- Website
- Amtrak
Train from Fullerton Amtrak Station to San Diego
- Ave. Duration
- 2h 26m
- Frequency
- Hourly
- Estimated price
- $26–60
- Website
- Amtrak
Train from Baltimore Penn Station to Chicago Union Station
- Ave. Duration
- 25h 52m
- Frequency
- 3 times a week
- Estimated price
- $240–550
- Website
- Amtrak
Train from Chicago Union Station to Fullerton Amtrak Station
- Ave. Duration
- 42h 44m
- Frequency
- Once daily
- Estimated price
- $550–1,300
- Website
- Amtrak
Train from Fullerton Amtrak Station to San Diego
- Ave. Duration
- 2h 26m
- Frequency
- Hourly
- Estimated price
- $26–60
- Website
- Amtrak
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Baltimore Downtown Bus Station to Harrisburg Bus Station
- Ave. Duration
- 1h 45m
- Frequency
- 4 times a week
- Estimated price
- $12–19
- Website
- Greyhound
Bus from Harrisburg Bus Station to St Louis Bus Station
- Ave. Duration
- 18h 5m
- Frequency
- Twice daily
- Estimated price
- $120–200
- Website
- Greyhound
Bus from St Louis Bus Station to Los Angeles Union Station
- Ave. Duration
- 40h 30m
- Frequency
- Once daily
- Estimated price
- $290–470
- Website
- Greyhound
Bus from Baltimore Downtown Bus Station to Harrisburg Bus Station
- Ave. Duration
- 1h 45m
- Frequency
- 4 times a week
- Estimated price
- $12–19
- Website
- Greyhound
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Booking & Getting There
Baltimore to San Diego bus services, operated by Greyhound USA, arrive at Harrisburg Bus Station.
San Diego is 3h behind Baltimore. It is currently 10:37 PM in Baltimore and 7:37 PM in San Diego.
Baltimore to San Diego train services, operated by Amtrak, arrive at Washington Union Station.
Yes, the driving distance between Baltimore to San Diego is 2619 miles. It takes approximately 43h 9m to drive from Baltimore to San Diego.
Book your Baltimore to San Diego train tickets online with Omio.
Book your Baltimore to San Diego bus tickets online with Omio.
There are 2371+ hotels available in San Diego.







