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 $210
Frontier 1 stop 28 hr Sat, May 23 — Fri, May 29
The cheapest round-trip flight from San Diego to Baltimore is currently $210
Cheapest one-way flight $105
Frontier 1 stop 8 hr Wed, May 27
The cheapest one-way flight from San Diego to Baltimore is currently $105
Cheapest nonstop flights $312
United Nonstop 5 hr Sat, May 30 — Sat, Jun 6
The cheapest nonstop round-trip flight from San Diego to Baltimore is currently $312
Last-minute weekend getaway $410
United 1 stop 10 hr Sat, May 9 — Sun, May 10
The cheapest last-minute weekend getaway from San Diego to Baltimore is currently $410
Cheapest business class flights $506
Frontier 1 stop 24 hr Sat, Aug 1 — Mon, Aug 10
The cheapest business class round-trip flight from San Diego to Baltimore is currently $506
Fastest flight 4 hr 50 min The fastest nonstop flight from San Diego to Baltimore takes 4 hr 50 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 September. The most expensive month to fly is typically July.
September
Cheapest
Typical prices: $165–245
July
Most expensive
Typical prices: $240–310

Popular airlines from San Diego to Baltimore

  • Southwest
    Nonstop
    from $312
    Typical price: $270–540
    24 weekly nonstop flights
    SAN - BWI Every day
    2142 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • United
    Nonstop
    from $307
    Typical price: $255–495
    20 weekly nonstop flights
    SAN - IAD Every day
    1135 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Delta
    from $317
    Typical price: $285–620
    856 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • American
    from $327
    Typical price: $275–540
    823 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Alaska
    Nonstop
    from $377
    Typical price: $275–630
    14 weekly nonstop flights
    SAN - DCA, IAD Every day
    78 weekly connecting flights
    SAN - BWI, DCA, IAD Every day
  • Frontier
    from $210
    Typical price: $205–470
    78 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 23 min 51 mi
  • Ronald Reagan Washington National Airport (DCA)
    Washington United States 59 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 September. Typical ticket prices in September range from $165 to $245.
The cheapest round-trip flight from San Diego to Baltimore recently found on Google Flights was with Frontier from $210. The cheapest one-way flight was with Frontier from $105.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Baltimore is $312, flying from May 30 to Jun 6.
  • The cheapest United flight from San Diego to Baltimore is $307, flying from May 30 to Jun 6.
  • The cheapest Delta flight from San Diego to Baltimore is $317, flying from May 30 to Jun 6.
  • The cheapest American flight from San Diego to Baltimore is $327, flying from May 28 to Jun 3.
  • The cheapest Alaska flight from San Diego to Baltimore is $377, flying from Jul 9 to Jul 15.
  • The cheapest Frontier flight from San Diego to Baltimore is $210, flying from May 23 to May 29.
The cheapest round-trip flight from San Diego to Baltimore starts at $210 from Sat, May 23 to Fri, May 29. The cheapest one-way flight starts at $105 and departs on Wed, May 27.
4 hr 50 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 24 nonstop flights and 2,142 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 20 nonstop flights and 1,135 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 856 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) .
  • American offers 823 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) .
  • Alaska offers 14 nonstop flights and 78 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) .
  • Frontier offers 78 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 $210. The cheapest one-way flight was with Frontier from $105.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Baltimore is $312, flying from May 30 to Jun 6.
  • The cheapest United flight from San Diego to Baltimore is $307, flying from May 30 to Jun 6.
  • The cheapest Delta flight from San Diego to Baltimore is $317, flying from May 30 to Jun 6.
  • The cheapest American flight from San Diego to Baltimore is $327, flying from May 28 to Jun 3.
  • The cheapest Alaska flight from San Diego to Baltimore is $377, flying from Jul 9 to Jul 15.
  • The cheapest Frontier flight from San Diego to Baltimore is $210, flying from May 23 to May 29.
Southwest, Alaska and United fly direct from San Diego to Baltimore.
  • There are 24 Southwest direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 20 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 $410 is offered by United from Sat, May 9 to Sun, May 10.
Southwest, Alaska and United fly direct from San Diego to Baltimore.
  • There are 24 Southwest direct flights from San Diego to Baltimore per week. Flights are available every day.
  • There are 20 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 $312 from Sat, May 30 to Sat, Jun 6 with United.
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 $506 from Sat, Aug 1 to Mon, Aug 10 with Frontier.
The cheapest economy class round-trip flights between San Diego and Baltimore start at $210 from Sat, May 23 to Fri, May 29.
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 $410 from Sat, May 9 to Sun, May 10 with United.
The cheapest last-minute deal between San Diego and Baltimore at price $410 is offered by United from Sat, May 9 to Sun, May 10.
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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