Find the Best BWI to SFO Flight Deals: Your Coast-to-Coast Guide

Cheapest flight found

$186

Economy
May 2026FrontierBWISFO

Last updated Mar 13, 2026

Prices by Month

Price History

Tracking the May 7, 2026 departure — the cheapest date we found.

Price Behavior: BWISFO

Based on 6 months of fare data collected by Trip Manta.

Lowest Fare

$186

Highest Fare

$276

Median Fare

$234

Price Spread

$90

Price Volatilitymoderate

Prices fluctuate moderately — tracking can help you catch dips.

Cheapest month to fly: May 2026 (from $186)

Most expensive month: April 2026 (from $276)

Biggest price drop caught: $97 between consecutive checks

Most frequent cheapest airline: Frontier

What This Means for You

Flights from Baltimore to San Francisco range from $186 to $276, a $90 spread across the months we track. If your dates are flexible, May 2026 tends to have the lowest fares. Prices move enough that tracking can save you money — drops often last only a few hours before the algorithm adjusts back up. We have caught drops as large as $97 between hourly checks on this route.

Track this route and save

Get email alerts when BWI to SFO prices drop. We check every hour.

Start Tracking This Flight

Search this route

From

Baltimore (BWI)

To

San Francisco (SFO)

Airport Information

Baltimore (BWI)

Baltimore/Washington International Thurgood Marshall Airport (BWI) serves as a primary hub for Southwest Airlines, making it a favorite for budget-conscious travelers in the DMV area. Located just nine miles south of downtown Baltimore and about 30 miles from Washington D.C., BWI is known for its easy accessibility via the MARC and Amtrak trains. The airport features a unique indoor hiking trail and a fitness center to help passengers stay active before boarding their long-haul flights to the West Coast.

San Francisco (SFO)

San Francisco International Airport (SFO) is a world-class gateway known for its stunning architecture, sustainable design, and the innovative Wag Brigade of therapy animals. Located 13 miles south of downtown San Francisco, SFO provides easy access to the city via the BART rapid rail system. Travelers will find high-end dining options, art exhibits, and even an aviation museum within the terminals, making it one of the most culturally rich airports in the world for arriving passengers.

Frequently Asked Questions

What is the average flight duration from BWI to SFO?

A non-stop flight from Baltimore to San Francisco typically takes about 5 hours and 45 minutes, covering a distance of approximately 2,450 miles.

Which airlines offer direct flights between these cities?

United Airlines and Southwest Airlines are the primary carriers offering non-stop service between BWI and SFO, though many others offer one-stop connections through hubs like Denver or Chicago.

Is there a time difference between Baltimore and San Francisco?

Yes, San Francisco is in the Pacific Time Zone, which is three hours behind the Eastern Time Zone used in Baltimore.

What is the best way to get from SFO to downtown San Francisco?

The most efficient public transit option is the BART (Bay Area Rapid Transit) train, which takes about 30 minutes to reach the city center, though rideshare services and shuttles are also widely available.

Learn More About Price Tracking

More Flights from Baltimore