flights.net BOS → SFO
- Distance
- 2,698 mi
- Carriers
- 5
Logan International Airport (BOS) to San Francisco International Airport (SFO) is a US domestic route of about 2,698 miles. A tech-and-biotech transcon connecting Boston's innovation cluster with the Bay Area, served with premium lie-flat cabins by JetBlue and the legacies. Boston to San Francisco sees dense venture and life-sciences traffic.
Connecting Boston, United States with San Francisco, United States, this is one of the more travelled US domestic city pairs. Carriers fly the roughly 2,698-mile sector nonstop in about 5h 54m. Departures use Logan International Airport, a 4 terminals airport that is a base for JetBlue, Delta Air Lines; arrivals land at San Francisco International Airport, which has 4 terminals and anchors United Airlines, Alaska Airlines. With hub operations at both ends, frequencies and schedules on the BOS–SFO sector stay competitive year-round.
Route facts
| Route | Logan International Airport (BOS) → San Francisco International Airport (SFO) |
|---|---|
| Distance | 2,698 miles |
| Nonstop flight time | approximately 5h 54m |
| Nonstop carriers | 5 |
| Aircraft types | Airbus A321, Airbus A321neo, Boeing 757 |
| Market | US domestic |
Carriers on this route
American Airlines, Delta Air Lines, JetBlue, Alaska Airlines, United Airlines operate nonstop service from Boston to San Francisco. On-time performance and cancellation rates appear here once this route's BTS data is baked.
- American Airlines (AA)
- Delta Air Lines (DL)
- JetBlue (B6)
- Alaska Airlines (AS)
- United Airlines (UA)
Aircraft on this route
Carriers typically operate the Airbus A321, Airbus A321neo, Boeing 757 between Boston and San Francisco. The exact type varies by airline, frequency and season.
Best time to fly
Early autumn offers crisp Boston days and fog-free San Francisco afternoons. Late spring is a good-value shoulder window.
Connecting your trip
Planning departure or arrival logistics? See our airport guides for Logan International Airport (BOS) and San Francisco International Airport (SFO) for terminals, hub airlines and the other routes each airport serves.
Fares & booking
Fares on the Boston to San Francisco route move with season and demand; booking roughly two to eight weeks ahead usually beats walk-up prices, and midweek departures tend to be cheaper than weekends. We show indicative cached fares for BOS–SFO where available and link out to live Skyscanner search for current, bookable prices.
Related routes
- BOS → DCA Boston to Washington
- DCA → BOS Washington to Boston
- SAN → SFO San Diego to San Francisco
- BOS → DUB Boston to Dublin
- DUB → BOS Dublin to Boston
- IAD → SFO Washington to San Francisco
- DEN → SFO Denver to San Francisco
- BOS → MIA Boston to Miami
- SFO → SEA San Francisco to Seattle
- EWR → SFO Newark to San Francisco
- JFK → BOS New York to Boston
- JFK → SFO New York to San Francisco
- SFO → JFK San Francisco to New York
Frequently asked questions
- How far is the flight from Boston to San Francisco?
- Logan International Airport (BOS) to San Francisco International Airport (SFO) is about 2,698 miles (4,342 km) by great-circle distance. A nonstop flight takes approximately 5h 54m.
- Which airlines fly nonstop from Boston to San Francisco?
- American Airlines, Delta Air Lines, JetBlue, Alaska Airlines and United Airlines operate nonstop service from Logan International Airport (BOS) to San Francisco International Airport (SFO).
- What aircraft are used on the BOS to SFO route?
- Carriers typically operate the Airbus A321, Airbus A321neo and Boeing 757 on the Boston–San Francisco route.
- When is the best time to fly from Boston to San Francisco?
- Early autumn offers crisp Boston days and fog-free San Francisco afternoons. Late spring is a good-value shoulder window.
- Is BOS to SFO a nonstop flight?
- Yes. Logan International Airport (BOS) to San Francisco International Airport (SFO) is a directional nonstop route flown by 5 carriers; connecting itineraries via other hubs are also widely available.
- What countries does the BOS to SFO route connect?
- This route links Boston, United States with San Francisco, United States.
- Which airports does the Boston to San Francisco route use?
- Flights depart Logan International Airport (BOS/KBOS) in Boston and arrive at San Francisco International Airport (SFO/KSFO) in San Francisco.
Data sources
- Airport identity and geography courtesy of OurAirports (ourairports.com); carriers and aircraft curated editorially.