The cheapest times to fly from BOS to SAN are
- January 1st to March 4th (except the week of February 12th)
- April 23rd to May 6th
- August 20th to November 11th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BOS to SAN is early December. Prices can be as high as $1012 for Sunday flights during mid December, or as low as $259 for Tuesday flights around early December.
When to Fly to San Diego
Flying from Boston, MA (BOS) to San Diego, CA (SAN) will usually cost between $272 to $493 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $271. Due to high demand the most expensive time to fly is mid December, with an average price of $488. Planning your trip to low-cost times can easily save you $217 on economy flights and even more on first-class flights. Generally, any price below $304 can be considered a good price for a round-trip BOS to SAN flight.
See below for a graph of average weekly prices for the BOS to SAN route. All prices are for round-trip tickets in USD.
Compared to other flights, the BOS to SAN flight is much cheaper than the average and costs much less than the average flight leaving from Boston. The average price per mile (for a direct flight) is $0.07, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $103 (26%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $286. Return trip prices are from the SAN to BOS flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from BOS to SAN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 5 hour 38 minutes may be realistic.
Alternative Nearby Airports
Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from BOS to SAN while comparing.
- 109 miles (175 km) away from SAN
- Usually 16.97% less expensive than SAN
- Nonstop flights available
Flight Questions Answered
Still have questions about flying from BOS to SAN? We’ve got answers.
Which airlines fly this route?
You can find 15 major airlines flying this route most often: Air Europa, Alaska, American, China Eastern, Delta, Emirates, Fiji Airways, Frontier, JetBlue, Qatar Airways, Singapore Airlines, Southwest, Spirit, Sun Country Airlines, United, and potentially more during busy seasons.
How far away is it from San Diego International Airport to Logan International Airport?
The distance between the two airports is roughly 2582 miles or 4155 kilometers.
How long does it take to fly from BOS to SAN?
The real-world flight time for a nonstop BOS to SAN flight is about 5 hour 38 minutes.
How many flights go between Boston, MA and San Diego, CA?
It depends on the day of the week and the date, but a typical day might have around 82 available flights from BOS to SAN.
Airport Location Info
|Origination airport name||Logan International Airport|
|Country||the United States|
|Destination airport name||San Diego International Airport|
|City||San Diego, CA|
|Country||the United States|
Late and Early Flight Data
Flights from BOS to SAN tend to depart as late as the average flight. According to our recently updated data, 30% of flights departed 5 or more minutes late, and 35% of flights left 5 or more minutes early. On average you can expect to leave SAN heading for BOS about 12 minutes late. This does not significantly impact arrival time, as the average landing time in San Diego, CA is about 7 minutes early. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- JetBlue: 8 minutes late
- Alaska: 22 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.