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Departure·1 pax, Economy

Cheapest flights for Boston – San Diego (BOS – SAN)

Aviasales.ge will find you the cheapest airfare for Boston – San Diego by comparing the ticket prices to San Diego using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy your tickets for Boston – San Diego is up to you.

Boston – San Diego is most popular in September. During this period the average ticket price is 439.

Direct flight for from Boston to San Diego

The easiest way to to get to your destination is a direct flight. Direct flights for from Boston to San Diego are offered by:

  • American Airlines (6 days per week, flight AA9416)
  • Alaska Airlines (3 days per week, flight AS260)
  • JetBlue Airways (3 days per week, flight B6219)
  • Delta Air Lines (2 days per week, flight DL571)

San Diego is served by 2 airports: San Diego International Airport and McClellan-Palomar Airport. Direct flights for Boston – San Diego are operated by:
  • Alaska Airlines, Delta Air Lines, United Airlines, JetBlue Airways, Southwest Airlines from Logan International Airport to San Diego International Airport
Flight with layover for the route from Boston to San Diego

An alternative option for Boston – San Diego (round-trip) would be a flight with a layover. Prices start at 729.

The lowest prices for flights with layovers are offered by Southwest Airlines with a layover in Denver. Tickets start at 439.

A flight with a layover on the route Boston – San Diego will allow you to make your trip more interesting. The layover could be in:

  • San Francisco (flight UA1245 United Airlines)
  • Baltimore (flight WN1034 Southwest Airlines)
  • Dallas (flight AA2527 American Airlines)

This is a great chance to get to know these cities. Layovers are usually at least six hours.

Please keep in mind that depending on the number of days remaining until your departure, ticket prices for Boston – San Diego could change by more than 148%.

Aviasales.ge suggests buying tickets for Boston – San Diego in advance in order to choose the conditions for your flight that best suit your preferences and budget.

General information on flight Boston – San Diego (BOS – SAN)
4,149 km
Distance
3 ⁠hr
Current time difference
52
Number of flights per week
₾0
Average ticket price
07:45
Earliest flight out
17:35
Latest flight out

Ticket prices for Boston – San Diego by month *

Month One-way Round-trip
September 2025 16.09.2025
01.09 - 08.09.2025

* Prices found by users over the last 48 hours (they do not represent an offer).

Cheapest flight for from Boston to San Diego found by our users over the last 48 hours: ticket with Southwest Airlines with a departure on 16.09.2025 and a price of 439 GEL.
Fastest flight for from Boston to San Diego: ticket with Alaska Airlines with the nearest departure on 18.09.2025 and a flight duration of 6hrs. 5min..
Airlines flying from Boston to San Diego
Airports serving Boston – San Diego

Boston airports serving flights to San Diego:

  • Logan International Airport (BOS)

San Diego airports accepting flights from Boston:

  • San Diego International Airport (SAN)