Cheap Flights from SFO to BOS
The Cheapest Round-trip Tickets from San Francisco to Boston
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 28 October 2025 | 4 November 2025 | Direct |  | RT from 227 |
The Cheapest Flights for this Month from San Francisco to Boston
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 9 September 2025 | 12 September 2025 | 2 Stops |  | RT from 350 |
| 12 September 2025 | 17 September 2025 | Direct | | RT from 272 |
| 28 October 2025 | 4 November 2025 | Direct | | RT from 227 |
The Cheapest Flights from San Francisco to Boston for the Year Ahead
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 12 September 2025 | 17 September 2025 | Direct | | RT from 272 |
| 28 October 2025 | 4 November 2025 | Direct | | RT from 227 |