BOS to SAN Flights: Your Ultimate Guide from Boston to San Diego
Cheapest flight found
$192
Last updated Mar 13, 2026
Prices by Month
Price History
Tracking the May 7, 2026 departure — the cheapest date we found.
Price Behavior: BOS → SAN
Based on 6 months of fare data collected by Trip Manta.
Lowest Fare
$192
Highest Fare
$209
Median Fare
$209
Price Spread
$17
Prices stay relatively stable on this route.
Cheapest month to fly: May 2026 (from $192)
Most expensive month: April 2026 (from $209)
Biggest price drop caught: $10 between consecutive checks
Most frequent cheapest airline: JetBlue
What This Means for You
Flights from Boston to San Diego range from $192 to $209, a $17 spread across the months we track. If your dates are flexible, May 2026 tends to have the lowest fares. Prices are relatively stable on this route, so you may not need to wait long for a good deal. Tracking still helps you confirm you are getting a fair price.
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From
Boston (BOS)
To
San Diego (SAN)
Airport Information
Boston (BOS)
Boston Logan International Airport (BOS) serves as the primary gateway for the New England region, featuring four modern terminals and a unique waterfront location that offers stunning views of the city skyline. The airport is highly accessible via public transportation, including the MBTA Silver Line and Blue Line, and features premium amenities such as local culinary favorites like Legal Sea Foods. Travelers should arrive at least two hours before their scheduled departure to navigate the bustling security checkpoints and enjoy the diverse shopping options available.
San Diego (SAN)
San Diego International Airport (SAN) is renowned for its incredibly convenient location, situated just three miles northwest of the downtown area. This proximity allows travelers to transition from their arrival gate to the city center or the beach in remarkably little time. The airport consists of two main terminals that are well-organized and easy to navigate, featuring a consolidated rental car center accessible via a quick shuttle ride. The landing approach is famous among aviation enthusiasts for its low-altitude path over the city's skyscrapers.
Frequently Asked Questions
How long is the average flight from Boston to San Diego?
A direct flight from BOS to SAN typically takes approximately 6 hours and 15 minutes heading west, while the return trip is often shorter due to tailwinds, averaging about 5 hours and 30 minutes.
Which airlines offer non-stop service between BOS and SAN?
JetBlue and Alaska Airlines are the primary carriers offering daily non-stop flights. Other major airlines like Delta, United, and American offer connecting service through their respective hubs.
What is the distance between Boston Logan and San Diego International?
The Great Circle distance between these two airports is approximately 2,588 miles, making it one of the longer domestic routes within the continental United States.
What are the best transportation options from SAN to downtown San Diego?
Since the airport is so close to the city, rideshare services like Uber and Lyft are very affordable. Additionally, the Metropolitan Transit System (MTS) Route 992 bus provides frequent service directly to the downtown transit center.
Is there a time difference between Boston and San Diego?
Yes, San Diego is in the Pacific Time Zone, which is 3 hours behind Boston’s Eastern Time Zone.
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