Cheap flights from San Diego to Baltimore

Flights overview

Useful information for finding cheap flights from San Diego to Baltimore and booking your next trip
Cheapest round-trip flights $149
Frontier 1 stop 13 hr Sat, Feb 21 — Sat, Feb 28
The cheapest round-trip flight from San Diego to Baltimore is currently $149
Cheapest one-way flight $75
Frontier 1 stop 7 hr Sat, Feb 21
The cheapest one-way flight from San Diego to Baltimore is currently $75
Cheapest nonstop flights $197
Alaska Nonstop 5 hr Sat, Feb 28 — Sat, Mar 7
The cheapest nonstop round-trip flight from San Diego to Baltimore is currently $197
Last-minute weekend getaway $222
Frontier 1 stop 9 hr Sat, Jan 31 — Mon, Feb 2
The cheapest last-minute weekend getaway from San Diego to Baltimore is currently $222
Cheapest business class flights $997
Delta 1 stop 9 hr Sat, Apr 18 — Sat, Apr 25
The cheapest business class round-trip flight from San Diego to Baltimore is currently $997
Fastest flight 4 hr 45 min The fastest nonstop flight from San Diego to Baltimore takes 4 hr 45 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Diego to Baltimore is typically February. The most expensive month to fly is typically July.
February
Cheapest
Typical prices: $165–260
July
Most expensive
Typical prices: $240–310

Popular airlines from San Diego to Baltimore

  • Southwest
    Nonstop
    from $217
    Typical price: $275–540
    20 weekly nonstop flights
    SAN - BWI Every day
    1532 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • United
    Nonstop
    from $237
    Typical price: $255–500
    18 weekly nonstop flights
    SAN - IAD Every day
    881 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Delta
    from $257
    Typical price: $285–580
    813 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Alaska
    Nonstop
    from $197
    Typical price: $275–590
    14 weekly nonstop flights
    SAN - DCA, IAD Every day
    59 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • American
    from $217
    Typical price: $275–530
    651 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Frontier
    from $149
    Typical price: $195–420
    53 weekly connecting flights
    SAN - BWI, DCA, IAD Every day

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San Diego United States 10 min 2 mi
  • Tijuana International Airport (TIJ)
    Tijuana Mexico 37 min 16 mi
  • Los Angeles International Airport (LAX)
    Los Angeles United States 2 hr 2 min 111 mi
  • John Wayne Airport (SNA)
    Santa Ana United States 1 hr 21 min 78 mi

Popular airports near Baltimore

  • Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)
    Baltimore United States 19 min 8 mi
  • Dulles International Airport (IAD)
    Washington United States 1 hr 22 min 51 mi
  • Ronald Reagan Washington National Airport (DCA)
    Washington United States 1 hr 1 min 38 mi
  • Philadelphia International Airport (PHL)
    Philadelphia United States 1 hr 35 min 83 mi

Frequently asked questions about flying from San Diego to Baltimore

The cheapest flights from San Diego to Baltimore are usually in February. Typical ticket prices in February range from $165 to $260.
The cheapest round-trip flight from San Diego to Baltimore recently found on Google Flights was with Frontier from $149. The cheapest one-way flight was with Frontier from $75.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Baltimore is $217, flying from Feb 28 to Mar 7.
  • The cheapest United flight from San Diego to Baltimore is $237, flying from Apr 18 to Apr 25.
  • The cheapest Delta flight from San Diego to Baltimore is $257, flying from Mar 7 to Mar 14.
  • The cheapest Alaska flight from San Diego to Baltimore is $197, flying from Feb 21 to Feb 28.
  • The cheapest American flight from San Diego to Baltimore is $217, flying from Feb 21 to Feb 28.
  • The cheapest Frontier flight from San Diego to Baltimore is $149, flying from Feb 21 to Feb 28.
The cheapest round-trip flight from San Diego to Baltimore starts at $149 from Sat, Feb 21 to Sat, Feb 28. The cheapest one-way flight starts at $75 and departs on Sat, Feb 21.
4 hr 45 min is the shortest flight time from San Diego to Baltimore.
Baltimore has a 4-season climate with warm, humid summers (Jun–Sep) and some snow in winter (Dec–Feb). Most people choose to visit May–Sep. Artscape (Jul) is a 3-day major annual festival, with performing arts, free concerts and exhibitions. Free Fall (Oct) features a monthlong program of admission-free cultural events.
It's easy to use Google Flights to find the cheapest days to fly from San Diego to Baltimore.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from San Diego to Baltimore really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Diego to Baltimore.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 20 nonstop flights and 1,532 connecting flights per week. Southwest flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .

Other popular airlines flying from San Diego to Baltimore are:
  • United offers 18 nonstop flights and 881 connecting flights per week. United flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
  • Delta offers 813 connecting flights per week. Delta flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
  • Alaska offers 14 nonstop flights and 59 connecting flights per week. Alaska flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
  • American offers 651 connecting flights per week. American flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
  • Frontier offers 53 connecting flights per week. Frontier flies from San Diego International Airport (SAN) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
The number of connecting flights refers to distinct flights with at least one stop between San Diego and Baltimore.
The cheapest round-trip flight from San Diego to Baltimore recently found on Google Flights was with Frontier from $149. The cheapest one-way flight was with Frontier from $75.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Baltimore is $217, flying from Feb 28 to Mar 7.
  • The cheapest United flight from San Diego to Baltimore is $237, flying from Apr 18 to Apr 25.
  • The cheapest Delta flight from San Diego to Baltimore is $257, flying from Mar 7 to Mar 14.
  • The cheapest Alaska flight from San Diego to Baltimore is $197, flying from Feb 21 to Feb 28.
  • The cheapest American flight from San Diego to Baltimore is $217, flying from Feb 21 to Feb 28.
  • The cheapest Frontier flight from San Diego to Baltimore is $149, flying from Feb 21 to Feb 28.
Southwest, Alaska and United fly direct from San Diego to Baltimore.
  • There are 20 Southwest direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 18 United direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 14 Alaska direct flights from San Diego to Baltimore per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between San Diego and Baltimore at price $222 is offered by Frontier from Sat, Jan 31 to Mon, Feb 2.
Southwest, Alaska and United fly direct from San Diego to Baltimore.
  • There are 20 Southwest direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 18 United direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 14 Alaska direct flights from San Diego to Baltimore per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from San Diego to Baltimore on a daily basis.
The cheapest direct (nonstop) round-trip flights between San Diego and Baltimore start at $197 from Sat, Feb 28 to Sat, Mar 7 with Alaska.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Diego to Baltimore, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between San Diego and Baltimore start at $997 from Sat, Apr 18 to Sat, Apr 25 with Delta.
The cheapest economy class round-trip flights between San Diego and Baltimore start at $149 from Sat, Feb 21 to Sat, Feb 28.
To book business class trips from San Diego to Baltimore, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between San Diego and Baltimore starts at $222 from Sat, Jan 31 to Mon, Feb 2 with Frontier.
The cheapest last-minute deal between San Diego and Baltimore at price $222 is offered by Frontier from Sat, Jan 31 to Mon, Feb 2.
To find last-minute flight deals from San Diego to Baltimore, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

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