How the 707-320B fits into the 707 story
707-320B is a retired member of the Boeing 707 family, known for the mature turbofan branch most closely associated with the family’s global peak.
The 707-320B earned a distinct place in the Boeing 707 family story through its engines, seating, range, service entry, and the missions operators chose it to fly.
Service entry
1962
Seating
147 to 189
Range
4,900 nm
Variant history
Why it branches from the family
The 707-320B stands out within the Boeing 707 family because it captures the mature turbofan branch most closely associated with the family’s global peak.
It entered service in 1962 with Pratt & Whitney JT3D engines, typical seating for 147 to 189, and published range of about 4,900 nautical miles.
Fact rows
Reference snapshot
- ICAO designator
- B703
- Designator references
- Engines
- Pratt & Whitney JT3D
- Type data
- Service entry
- 1962
- Operator records
- Typical seating
- 147 to 189
- Operator layouts
- Range
- 4,900 nm
- Planning data
Return to the family page
Return to the family history for the wider program story, then compare this version with the other models that carried the design into different markets and missions.