Cheap flights from San Francisco to Washington, D.C. from $171

If you’re not able to fly to Baltimore in April, then September is your next best option. Flight prices from San Francisco to Baltimore during September average around $454.

The cheapest day to depart from San Francisco to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $478. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $585. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from San Francisco in the evening is the least expensive time of day to depart. momondo users have found prices as low as $509 when looking at flights departing in the evening. Flights in the morning are often more expensive with an average ticket price of $578.

Fly from San Francisco to Baltimore/Washington for the best San Francisco - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $520 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from San Francisco for as low as $467 on momondo.

There are 4 cabin classes available to choose from on San Francisco to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 12% on your flight if you consider stops on a San Francisco to Baltimore flight.

As of August 2026, prices for San Francisco to Baltimore flights are approximately 16% more expensive when compared to flights at the same time last year.

Delta, Southwest, and United Airlines are the most popular carriers operating from San Francisco to Baltimore/Washington

United Airlines, Southwest and Alaska Airlines are the top three most popular airlines that fly to Baltimore from San Francisco according to our data. United Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 8 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between San Francisco and Baltimore have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Atlanta (ATL) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $208.

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 7h 36m.

San Diego (SAN) has the shortest average layover time for this route: 0h 42m.

As of August 2026, 3 flights take off from San Francisco and land in Baltimore each day. The most common flight departure time for this route is 9:00AM, with 50% of daily flights taking off at noon.

26 flights are operational weekly from San Francisco to Baltimore as of August 2026. The most popular departure day for this route is Wed, with 19% of flights per week taking off on this day.