Boston to San Diego Flight Route Information
| Travel Distance: | 2,584 Miles |
|---|---|
| Airlines Flying This Route: | JetBlue Airways, Alaska Airlines |
| Weekly Flights: | 17 |
| Avg. Flight Duration: | 07.10 Hours |
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10/24/2026 Find Cheap Flights from Boston to San Diego (BOS to SAN)
BOS - Boston SAN - San Diego 
Find Cheap Flights from Boston to San Diego (BOS to SAN)
Fares Starting from $146
BOS - Boston SAN - San Diego Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202609~Ref:Fh-ouvlvU0yTGWNcAej8LA
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Cheap Flights from Boston to San Diego - Compare & Book Our Best Deals
With over 2 daily departures from Boston to San Diego, this route offers great flexibility for different travel plans. Browse one-way fares from $145.33, round-trip fares from $279.91, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best Boston to San Diego deals that fit your budget and travel preferences.
Top Airlines that fly from Boston to San Diego
Cheap Flight Deals from Boston to San Diego
BOS Boston Sat, Oct 24
SAN San Diego
from $146
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BOS Boston Thu, Oct 29
SAN San Diego
from $146
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BOS Boston Sat, Oct 31
SAN San Diego
from $146
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BOS Boston Tue, Oct 27
SAN San Diego
from $146
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BOS Boston Wed, Oct 28
SAN San Diego
from $146
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BOS Boston Thu, Nov 5
SAN San Diego
from $146
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BOS Boston Tue, Nov 3
SAN San Diego
from $146
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202609~Ref:Fh-ouvlvU0yTGWNcAej8LA
Insights about cheap flights from Boston to San Diego – Direct Flights, Duration & Best Travel Time
When it comes to booking cheap flights, having the right information at your fingertips can make all the difference. Dive into the insights for cheap flights from Boston to San Diego and enhance your travel experience!
Daily Flights
2
Cheapest Month
May, April
Avg. Flight Duration
07.10
Peak Season
August
Distance
2,584 miles
Direct Flights
67
When is the Cheapest Time to Book Flights from BOS to SAN?
Explore data-powered insights and trends for flights from Boston to San Diego. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from Boston to San Diego?‡
What is the cheapest month to fly from Boston to San Diego?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from Boston to San Diego
- Plan Ahead - One of the keys to securing cheap flights from Boston to San Diego is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from Boston to San Diego drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If San Diego has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from BOS to SAN? ‡
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from Boston to San Diego. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price for
Round-trip
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Insights About Flying from Boston to San Diego
Which is the high season to travel from Boston to San Diego?
The month of August is considered the high season for flying from BOS to SAN. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.
How many direct flights are available from BOS to SAN?
There are a total of 67 direct flights from Boston to San Diego. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.
Which is the low season to travel from Boston to San Diego?
May, April is considered the low season for traveling from Boston to San Diego, California. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.
How many daily flights are there between Boston to San Diego?
There are as many as 2 daily flights available for travelers between BOS to SAN. This data offers flexibility in choosing departure times that best suit your schedule.
Which is the busiest day for passengers flying between Boston to San Diego?
Monday are the busiest days for passengers flying between Boston to San Diego. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.
At what time does the last flight depart to San Diego?
The last flight to San Diego typically departs between 12:00AM - 1:00AM. Travelers who prefer late-night departures will find this information valuable for planning their journey.
What percentage of travelers spent an average of 2 days in San Diego, California?
Approximately 42.39% of travelers spent an average of 2 days exploring San Diego. This information can assist in planning the duration of your stay in San Diego
What percentage of BOS to SAN flyers traveled with kids under 14?
About 4% of passengers on flights from Boston to San Diego were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.
What percentage of Boston to San Diego travelers were over 60 years old?
A notable 11% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.
What percentage of BOS to SAN travelers were millennials?
Millennials make up a significant portion of travelers on this route, accounting for 42% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.
What percentage of Boston to San Diego travelers were female?
Almost half of the passengers, approximately 59% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.
What percent of Boston to San Diego travellers booked first or business class?
10% of travelers booked first or business class on this route.
At what time the earliest flight departs from Boston?
The earliest flight departs at 7:00AM - 8:00AM.
Which is the most popular airport for connecting flights between Boston to San Diego?
McCarran International Airport is the most popular airport for connecting flights between BOS to SAN.
On which days one can have the most flight options in San Diego?
Monday offer the most flight options in San Diego.
§
All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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Cheap Flights from Boston to San Diego
Looking for flights from Boston to San Diego? Look no more, for you�re at the right place. Book cheap flights from Boston to San Diego on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab BOS to SAN flight deals and save big! Hurry, our cheap rates are not going to last forever, so make your bookings right away!
Airports in Boston
Boston is served by Logan International Airport. It is also called General Edward Lawrence Logan International Airport and is in the East Boston neighborhood of Boston. The airport offers frequent scheduled service to destinations throughout North America (including the United States, Canada and Mexico), Latin America, the Caribbean, the North Atlantic region, the Middle East, Europe, and Asia. Passengers can avail seamless connectivity between the airport and the city through Limousines, taxis, car rentals, bus service (Logan Express), app-based rides and even bikes.
Explore San Diego
San Diego is a major city located along the Pacific Ocean in California, San Diego County, US. It lies about 120 miles away from Los Angeles and close to the US-Mexico border. The city is regarded as the �Birthplace of California� because it was the first site to be visited by Europeans on what later became known as the country�s West Coast. San Diego excels with its pleasant climate, scenic beaches, rich Spanish and Mexican heritage and host of outdoor activities. Also, of note is the city�s famous craft brewing industry that organizes the annual San Diego Beer Week in November.
Things to do in San Diego
San Diego Zoo Safari Park (formerly called the San Diego Wild Animal Park)
The San Diego Zoo Safari Park is an 1800-acre zoo in San Diego and one of the most famous tourist attractions in San Diego County. It features over 2600 animals across more than 300 species in addition to 3500 plant species.
Old Town San Diego State Historic Park
The Old Town San Diego State Historic Park is a state protected historical park in San Diego. It features many historic buildings from the period 1820 to 1870. Some highlights here are 5 original adobes, old shops, a schoolhouse, and the city�s first newspaper office.
Popular beer festivals (San Diego Beer Week and San Diego International Beer Festival)
Organized every year in November, the San Diego Beer Week is a ten-day festival that features an extensive local beer scene and includes several events hosted by local breweries and pubs. The San Diego International Beer Festival, celebrated annually in June, features beer tasting to all visitors.
Best Time to Fly to San Diego
The best times to fly to San Diego are the spring and autumn seasons. The city�s roads are swelled with tourists enjoying cultural events like San Diego Earth Fair and San Diego Beer Week.
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