Direct (nonstop) flights from Baltimore to San Francisco
2 airlines fly nonstop from Baltimore Washington International (BWI) to San Francisco International (SFO). It's 2,458 miles (3,955 km), about 6h in the air. Operated by United Airlines, Southwest Airlines.
United Airlines
Southwest Airlines
Route data last updated: May 29, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Baltimore to San Francisco with one stop · direct emits 415 kg CO₂ per passenger
Looking for the return flight?
SFO → BWI: Flights from San Francisco to BaltimoreOther direct flights from Baltimore
Direct flights from San Francisco (SFO)
Frequently Asked Questions
How long is the direct flight from Baltimore to San Francisco?
A nonstop flight from Baltimore (BWI) to San Francisco (SFO) takes approximately 6 hours. The distance is 2,458 miles (3,955 km).
Which airlines fly nonstop from Baltimore to San Francisco?
2 airlines: United Airlines, Southwest Airlines.
Is there a nonstop flight from Baltimore to San Francisco?
Yes. 2 airlines: United Airlines, Southwest Airlines.
How far is Baltimore from San Francisco?
The flight distance from Baltimore to San Francisco is 2,458 miles (3,955 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What type of aircraft flies from Baltimore to San Francisco?
At 6h, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Baltimore to San Francisco?
Roughly 415 kg CO2 per passenger one-way. That's about the same as driving 2,075 km.
Is the return flight from San Francisco to Baltimore also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Baltimore to San Francisco?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Baltimore Washington International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.