BOS to SFO Route Guide
Boston, United States → San Francisco, United States
Quick answer
KBOS (Boston, United States) to KSFO (San Francisco, United States) is a 2,344 NM (4,341 km / 2,697 mi) great-circle route with an initial bearing of 281° (W). Typical cruise altitude FL380, expected flight time 5h 24m, common aircraft: Boeing 757-200, Boeing 737 MAX 8, Airbus A321XLR.
Distance
2,344 NM
4,341 km / 2,697 mi
Initial Bearing
281° (W)
True heading at departure
Typical Cruise
FL380
38,000 ft
Block Time
5h 24m
Typical jet, no wind correction
Fuel Estimate
8,532 kg
Single-aisle equivalent + reserve
Departure Elevation
20 ft
KBOS
Arrival Elevation
13 ft
KSFO
What aircraft fly this route?
For a 2,344 NM mission, operators typically deploy:
- Boeing 757-200
- Boeing 737 MAX 8
- Airbus A321XLR
- Airbus A330-300
Weather considerations
Pilots flying BOS-SFO should brief METARs and TAFs at both ends, plus any en-route SIGMETs. On this long-range mission, plan for an alternate within fuel reserves and review oceanic / NAT track procedures if applicable.
Frequently asked questions
What is the distance between BOS and SFO?
2,344 nautical miles (4,341 km / 2,697 statute miles) great-circle.
How long is the flight from Boston to San Francisco?
Approximately 5h 24m block-to-block for a typical commercial jet, depending on aircraft type and winds.
What aircraft typically fly BOS-SFO?
Common types include Boeing 757-200, Boeing 737 MAX 8, Airbus A321XLR, Airbus A330-300 depending on operator and demand.
What altitude do flights cruise at?
Most flights at this distance cruise around FL380 (38,000 ft), though winds and traffic affect filed altitude.
What initial heading is the route?
281° true (W). Track varies along the route due to great-circle curvature.
Plan your next flight with confidence
Free aviation tools: METAR decoder, fuel calculator, weather, and live tracking.
Start Free →