All deals

Cheap Flights from San Diego to Boston

Every verified deal from San Diego to Boston, ranked by how far the fare falls below its route baseline. Prices are checked against live availability.

On the board right now

  • Cabin mix: 3 Economy.
  • Best discount right now: 54% below the route baseline.
  • Most active airlines: Alaska, Delta, JetBlue.
  • 1 deal first seen in the last 24 hours.

Price history: San Diego to Boston

Lowest observed fare on this corridor over the past year, from our signals database.

Frequently asked questions

How many flight deals from San Diego to Boston are on Sparkflights right now?

There are 3 verified deals from San Diego to Boston on the board right now. The list refreshes hourly.

What is the cheapest flight from San Diego to Boston right now?

The lowest verified fare from San Diego to Boston right now is $257. Prices are checked against live availability before listing.

What is the lowest price ever seen from San Diego to Boston?

The lowest fare we've recorded from San Diego to Boston is $186, based on 134 price observations over the past year.

Which airlines fly San Diego to Boston?

Airlines with the most deals from San Diego to Boston right now are Alaska, Delta, and JetBlue.