San Francisco to Boston Flights
Flights from San Francisco (SFO) to Boston (BOS) connect United States and United States. The great-circle distance is approximately 4,341 km, and a typical direct flight takes about 6 to 7 hours. Airports commonly used for this city pair include SFO, OAK, SJC and BOS. The reverse route is Boston to San Francisco. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- San Francisco, United States
- Destination
- Boston, United States
- Distance
- 4,341 km
- Typical duration
- about 6 to 7 hours
- Origin codes
- SFO, OAK, SJC
- Destination codes
- BOS
- Primary keyword
- flights from San Francisco to Boston
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Route overview
San Francisco to Boston is a city-pair air route between United States and United States. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are SFO and BOS. Related codes: SFO, OAK, SJC → BOS.
Distance
Approximate flight distance: 4,341 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 6 to 7 hours. Connecting itineraries take longer and depend on layover airports.
Airports
San Francisco airports and metro codes: SFO, OAK, SJC.
Boston airports and metro codes: BOS.
Alternative routes
Related searches include the reverse route Boston to San Francisco, other destinations from San Francisco, and other origins into Boston.
Frequently asked questions
How long is the flight from San Francisco to Boston?
Direct flights from San Francisco to Boston typically take about 6 to 7 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from San Francisco to Boston?
The great-circle distance between San Francisco and Boston is approximately 4,341 km. Flown distance can be longer depending on airways.
Which airports serve flights from San Francisco to Boston?
San Francisco is commonly searched with code SFO (related: SFO, OAK, SJC). Boston is commonly searched with code BOS (related: BOS).
Are there direct flights from San Francisco to Boston?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Boston to San Francisco?
The reverse city pair is Boston to San Francisco. Distance is the same great-circle measure (4,341 km); block time can differ with winds and schedules.
Which countries does the San Francisco to Boston route connect?
This route connects United States (San Francisco) with United States (Boston).