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Uncover the best deals on Boston to San Diego flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest BOS - SAN Flights
Useful information for finding best airline tickets from Logan International to San Diego International on your next trip.
Cheapest Round Trip Flight
$448
Southwest Airlines
• 1 stop
• 12h 25m
Sep 02 – Sep 06
The cheapest round trip flight from Boston to San Diego (BOS-SAN-BOS) is currently $448
Cheapest Direct Flight
$241
Delta Airlines
• nonstop
• 10h 15m
Sep 02
The cheapest nonstop flight from Boston to San Diego (BOS-SAN) is currently $241
Fastest Flight
9h 15m
The fastest nonstop flight from Boston to San Diego (BOS-SAN) takes 9h 15m
Top Airlines Flying from Boston to San Diego
Latest Flight Deals from Boston (BOS) to San Diego (SAN)
Compare and book low fare round-trip air tickets from Boston to San Diego. Ideal for travelers with confirmed return itineraries.
Sep 02 - Sep 06, Economy
Boston → San Diego
12h 25m
7:30 AM - 12:15 PM • 1 stop
Boston → San Diego
8h 55m
3:15 PM - 11:50 PM • nonstop
Southwest Airlines
Sep 02 - Sep 06, Economy
Boston → San Diego
9h 15m
9:05 AM - 12:00 PM • nonstop
Boston → San Diego
15h 40m
9:05 AM - 9:45 PM • 2 stops
Southwest Airlines
Sep 02 - Sep 06, Economy
Boston → San Diego
15h 15m
2:30 PM - 8:45 PM • 1 stop
Boston → San Diego
11h 55m
12:40 PM - 10:55 PM • 1 stop
Southwest Airlines
Sep 02 - Sep 06, Economy
Boston → San Diego
17h 10m
9:25 AM - 4:55 PM • 2 stops
Boston → San Diego
8h 55m
3:15 PM - 11:50 PM • nonstop
Southwest Airlines
Sep 02 - Sep 06, Economy
Boston → San Diego
13h 45m
10:50 AM - 4:15 PM • 1 stop
Boston → San Diego
11h 55m
12:40 PM - 10:55 PM • 1 stop
Southwest Airlines
Flying to San Diego soon? We've surfaced some of the most affordable last-minute flights from Boston to San Diego, ideal for urgent plans or spontaneous trips.
Aug 29 - Sep 03, Economy
Boston → San Diego
17h 12m
7:12 AM - 2:44 PM • 1 stop
Boston → San Diego
9h 7m
8:25 AM - 5:12 PM • nonstop
Alaska Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
10h 6m
9:30 AM - 12:36 PM • nonstop
Boston → San Diego
9h 3m
8:17 PM - 5:00 AM • nonstop
JetBlue Airways
Aug 29 - Sep 03, Economy
Boston → San Diego
13h 30m
3:55 PM - 9:05 PM • 1 stop
Boston → San Diego
12h
10:40 PM - 9:00 AM • 1 stop
Southwest Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
13h 30m
10:45 AM - 3:55 PM • 1 stop
Boston → San Diego
12h
10:40 PM - 9:00 AM • 1 stop
Southwest Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
13h 38m
6:05 AM - 11:23 AM • 1 stop
Boston → San Diego
8h 58m
10:02 PM - 6:40 AM • nonstop
Delta Airlines
Looking for the fastest way to San Diego? These direct flight options from BOS to SAN offer both convenience and value—no layovers, just straight to your destination.
Sep 02 - Sep 06, Economy
Boston → San Diego
10h 15m
5:20 PM - 8:35 PM • nonstop
Boston → San Diego
9h
12:15 PM - 8:55 PM • nonstop
Delta Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
10h 12m
8:00 AM - 11:12 AM • nonstop
Boston → San Diego
9h 8m
8:59 PM - 5:47 AM • nonstop
Alaska Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
10h 12m
8:00 AM - 11:12 AM • nonstop
Boston → San Diego
9h 8m
8:59 PM - 5:47 AM • nonstop
American Airlines
Sep 02 - Sep 06, Economy
Boston → San Diego
9h 15m
9:05 AM - 12:00 PM • nonstop
Boston → San Diego
8h 55m
3:15 PM - 11:50 PM • nonstop
Southwest Airlines
Aug 29 - Sep 03, Economy
Boston → San Diego
10h 6m
9:30 AM - 12:36 PM • nonstop
Boston → San Diego
9h 3m
8:17 PM - 5:00 AM • nonstop
JetBlue Airways
FAQs on Boston to San Diego Flights
What are the airports in Boston?
BOS
What’s the most popular airline flying from BOS to SAN?
The most popular airline flying from Boston to San Diego are
Can I fly from BOS to SAN non-stop?
Yes, you can fly BOS to SAN non-stop on
Which airlines fly nonstop between Boston and San Diego?
The non-stop flights between Boston and San Diego are .
What’s the earliest departure time from BOS to SAN Airport?
The earliest flight leaves BOS at 5:30 am and lands in SAN - San Diego International
What are the airports in San Diego?
SAN
Can I make changes to my Boston to San Diego flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BOS to SAN?
Read the fare rules of the Boston to San Diego air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Boston and San Diego?
operate flights between Boston and San Diego
How long does a flight from Boston to San Diego take?
It takes approximately 6 hour to fly non-stop from BOS to SAN, which is 2587.73 miles by air.
Which airlines provide the cheapest flights from Boston (BOS) to San Diego (SAN) ?
In the past couple of days, the cheapest tickets to SAN from BOS were found on WN : USD 457
Do I need a passport to fly between BOS and SAN?
No
What’s the latest departure time from BOS to SAN ?
The last flight leaves BOS at 5:20 pm
Boston (BOS) to San Diego (SAN): Airport Information
| Origin Airport | Logan International, Boston, US |
| Destination Airport | San Diego International , San Diego, US |
| Distance | 2588 miles |
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