Direct flights from San Diego to Boston
35 nonstop flights a week on 4 airlines. Zero layovers — one hop from SAN to BOS.
Flight time: about 5h nonstop
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 ASA390 | 8:40a | 5h35m | Sat |
| Alaska ASA390 | 8:51a | 4h59m | Fri |
| Southwest SWA4675 | 10:03a | 5h25m | Thu |
| Alaska ASA390 | 10:13a | 4h54m | Thu |
| Alaska ASA390 | 10:41a | 4h59m | Wed |
| Alaska ASA390 | 10:55a | 5h | Tue |
| JetBlue JBU220 | 2:12p | 4h59m | Tue, Thu |
| JetBlue JBU220 | 2:36p | 5h | Wed |
| JetBlue JBU220 | 2:50p | 5h10m | Sat |
| JetBlue JBU220 | 3:09p | 5h10m | Fri |
| Southwest SWA3706 | 4:01p | 5h2m | Tue |
| Alaska ASA390 | 4:11p | 5h13m | Mon |
| Southwest SWA3706 | 4:11p | 4h55m | Wed, Sat |
| Southwest SWA3706 | 4:54p | 5h28m | Fri |
| JetBlue JBU220 | 5:15p | 5h6m | Sun |
| JetBlue JBU220 | 5:53p | 4h55m | Mon |
| Southwest SWA3706 | 6:17p | 5h11m | Sun |
| Southwest SWA3706 | 7:47p | 4h43m | Mon |
| JetBlue JBU2120 | 8:27p | 4h54m | Tue |
| JetBlue JBU2120 | 8:35p | 4h55m | Wed |
| JetBlue JBU2120 | 8:50p | 5h5m | Fri |
| JetBlue JBU2120 | 9:14p | 4h58m | Thu |
| Alaska ASA255 | 9:18p | 5h10m | Mon, Fri |
| Alaska ASA255 | 9:31p | 5h | Thu |
| Alaska ASA255 | 9:38p | 4h59m | Sun |
| JetBlue JBU2120 | 9:52p | 5h3m | Sun |
| Delta DAL571 | 10:14p | 5h | Tue–Wed |
| Delta DAL571 | 10:17p | 4h49m | Mon |
| JetBlue JBU2120 | 10:28p | 5h11m | Mon |
| Delta DAL571 | 10:31p | 4h58m | Sun |
| Delta DAL571 | 11:09p | 4h52m | Thu |
Delta
SouthwestThe 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 35 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 5h 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 5h.