Direct flights from San Diego to Boston
43 nonstop flights a week on 4 airlines. Zero layovers — one hop from SAN to BOS.
Flight time: about 4h56m nonstop
Flying back? Boston → San Diego · 44 nonstop flights a week
Which days does it fly?
When does it fly?
Departure times in San Diego local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Alaska ASA389 | 8:15a | 5h14m | Mon, Tue, Thu, Fri, Sat, Sun |
| Southwest SWA733 | 9:20a | 5h | Tue–Wed |
| Southwest SWA4675 | 9:30a | 5h3m | Mon, Thu, Fri |
| JetBlue JBU620 | 11:19a | 4h55m | Thu–Fri |
| Southwest SWA4440 | 11:40a | 4h51m | Sat |
| JetBlue JBU220 | 1:35p | 4h51m | Mon |
| JetBlue JBU220 | 1:46p | 4h56m | Tue, Wed, Thu, Fri, Sun |
| JetBlue JBU220 | 2:45p | 4h57m | Sat |
| Southwest SWA765 | 3:00p | 4h52m | Sun |
| JetBlue JBU2120 | 8:25p | 4h56m | Mon, Tue, Wed, Thu, Fri, Sun |
| Alaska ASA255 | 8:34p | 5h3m | Daily |
| JetBlue JBU2120 | 9:44p | 4h48m | Sat |
| Delta DAL571 | 9:53p | 4h56m | Tue–Fri |
| Delta DAL571 | 10:04p | 4h53m | Mon, Sat, Sun |
Delta
SouthwestOther airports near San Diego with nonstops to Boston
| Airport | Distance | Flights / wk |
|---|---|---|
| LAX — Los AngelesAmerican, Delta, JetBlue, United | 109 mi | 106 |
The route
One hop: SAN → BOSDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Diego (SAN) to Boston (BOS)
San Diego International Airport (SAN) has 43 nonstop flights a week to Boston (BOS), operated by Alaska, Delta, JetBlue and Southwest. No layovers, no connections — one hop out of SAN and you're there.
This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from San Diego to Boston?
The nonstop flight from San Diego (SAN) to Boston (BOS) takes about 4h56m in the air, based on recently observed nonstop departures.
How long does it take to drive from San Diego to Boston?
Driving from San Diego to Boston takes about 44h 9m behind the wheel — roughly 2,999 miles, or about 4 days of real driving. The nonstop flight takes about 4h56m.
Is there a nonstop return flight from Boston to San Diego?
Yes — 44 nonstop flights a week from Boston (BOS) back to San Diego (SAN) on Alaska, Delta, JetBlue and Southwest, based on recently observed departures.