$119 Cheap JetBlue Airways flights Boston (BOS) to San Diego (SAN)

Make use of the "Price (lowest to highest)" filter on Expedia to find cheap JetBlue Airways round-trip flights from $228 from BOS to SAN. Affordable one-way fares from $119 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find cheap JetBlue Airways fares from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first flight from BOS to SAN with JetBlue Airways leaves at 8:30AM UTC-5. You'll touch down at 12:00PM UTC-8. The final JetBlue Airways flight of the day leaves at 3:45PM UTC-5 and arrives at 7:18PM UTC-8. With around 20% fewer cancellations for morning departures, starting your travel day early is typically the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.