Boston (BOS) → San Diego (SAN)
About Boston to San Diego Flights
Discover the best flights from Boston to San Diego, covering 4,156 km in approximately 5h 42m. Boston (BOS) to San Diego (SAN) is one of the popular medium-haul routes within United States. With 2 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Boston to San Diego.
12-Month Price History
Flight prices from Boston to San Diego vary significantly throughout the year. February typically offers the best deals with average prices around $586, while July sees the highest prices, averaging $983. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
69 days
For best prices
Booking Tips
For the best prices on Boston to San Diego flights, we recommend booking 51 days in advance. Domestic flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
JetBlue Airways B6 | $1020 | $2340 | - |
Delta Air Lines DL | $1230 | $3660 | $5710 |
JetBlue Airways
B6
Economy
$1020
Business
$2340
First
-
Delta Air Lines
DL
Economy
$1230
Business
$3660
First
$5710
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Hartford → San Diego
Bradley International (BDL) to San Diego International (SAN)
Distance: 4,018 km
Average price: $703
Portland → San Diego
Portland International Jetport (PWM) to San Diego International (SAN)
Distance: 4,213 km
Average price: $732
Boston → Los Angeles
Logan International (BOS) to Los Angeles International (LAX)
Distance: 4,193 km
Average price: $729
Boston → Tijuana
Logan International (BOS) to Tijuana International (TIJ)
Distance: 4,148 km
Average price: $939
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Frequently Asked Questions
How long is the flight from Boston to San Diego?
The flight time from Boston (BOS) to San Diego (SAN) is approximately 5 hours and 42 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Boston and San Diego?
The aerial distance between Boston and San Diego is 4,156 kilometers (2,582 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Boston to San Diego?
Several airlines operate flights between Boston and San Diego, including Delta Air Lines, JetBlue Airways. Direct flights are available on this route.
What is the cheapest month to fly from Boston to San Diego?
Based on historical data, February typically offers the lowest airfares for flights from Boston to San Diego. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to San Diego?
For the best prices on Boston to San Diego flights, we recommend booking 48 days in advance. Domestic flights can sometimes offer good last-minute deals, but advance booking is usually cheaper.
Do I need a visa to travel from Boston to San Diego?
Visa requirements depend on your nationality and the purpose of your visit. Since this is a domestic flight, no visa is required for citizens.
What is the time difference between Boston and San Diego?
Boston operates on America/New_York time zone, while San Diego is in the America/Los_Angeles time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.