
Book Cheap Delta flight from Boston (BOS) to San Diego (SAN) from CA $225
Find The Best Day to Book a Cheap Delta Flights From Boston to San Diego
Cheapest Delta Flights from Boston (BOS) to San Diego (SAN)
The cheapest flights to San Diego Intl. found within the past 7 days were round trip and CA $225 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Delta flight from BOS to SAN
To find a great deal on Delta flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Delta Boston to San Diego gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Delta between Boston and San Diego
Delta has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Boston to San Diego with Delta are April.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Delta flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ATL | USA | Hartsfield-Jackson Atlanta Intl. | 252 |
| DTW | USA | Detroit Metropolitan Wayne County | 156 |
| MSP | USA | Minneapolis - St. Paul Intl. | 131 |
| SLC | USA | Salt Lake City Intl. | 116 |
| SEA | USA | Seattle - Tacoma Intl. | 57 |
| LAX | USA | Los Angeles Intl. | 41 |
| AMS | NLD | Schiphol | 31 |
| YYC | CAN | Calgary Intl. | 26 |
| YYZ | CAN | Pearson Intl. | 24 |
| JFK | USA | John F. Kennedy Intl. | 23 |
Travelers ❤️ these 🏨 after their flight to San Diego

Sheraton San Diego Resort
Great
Reviewed on Mar 24, 2026

Wyndham San Diego Bayside
Amazing location. Staff was friendly
Reviewed on Mar 24, 2026

The DEXTRO Little Italy, BW Premier Collection
I went San Diego 3 days. They only cleaned for one day, and I had to insist that they do it. They said that cleaning is not daily—contrary to what Hotels described in their site. Terrible experience!
Reviewed on Mar 23, 2026
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