Cheap Flights from Boston (BOS) to San Diego (SDM)

Popular airlines from Logan International Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal) cost?
Lock in a cheap one-way flight or cheap return flight from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)?
The cheapest month to fly from BOS to SDM is , when there's less demand. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)?
To find the cheapest airline that'll fly you from BOS to SDM, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)?
There are no daily nonstop flights available from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from BOS to SDM?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)?
To avoid potential delays on the Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego County from Logan Intl. Airport (BOS)?
Browse your flight options from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN). This is the only airport in San Diego County you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Last-minute fares from BOS to SDM are generally more expensive. To secure the lowest rates, start searching for flights as soon as possible. That said, if you're flexible with your travel plans, you may score a cheap fare just before your departure.
Is it cheaper to book a BOS to SDM flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to SDM flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to San Diego, CA (SDM-Brown Field Municipal)?
In most cases, you can cancel or reschedule your BOS to SDM flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Brown Field Municipal
Distance
2576 mi

Book with confidence

Book with confidence

Boston to San Diego Flights

The cheapest times to fly from Boston to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to San Diego are during the month of . You can find some of the cheapest flights from Boston to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to San Diego

Sunday is one of the best days to book for cheap flights from Boston to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to San Diego Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.