Direct flights from Boston to San Diego

  • ~8 flights a day
  • 4 airlines

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When the nonstops leave

Typical weekly schedule · 56 flights per week (~8 per day) · Updated 135d ago

Morning before noon 27 a week
6:00 AMnot Sat 6:37 AM 9:00 AM
8:05 AM
Afternoon noon – 6 PM 22 a week
4:00 PM 4:15 PM
4:30 PMThu
5:15 PM
Evening after 6 PM 7 a week
6:40 PM
Alaska Airlines
JetBlue Airways
Delta Air Lines
Southwest Airlines

More nonstops from Boston

BOS → MIA Miami 6 airlines BOS → ORD Chicago 6 airlines BOS → DEN Denver 5 airlines BOS → LHR London 5 airlines BOS → DFW Dallas-Fort Worth 4 airlines BOS → LAX Los Angeles 4 airlines BOS → RDU Raleigh/Durham 4 airlines BOS → SFO San Francisco 4 airlines SAN → BOS The return trip BOS All nonstops from Boston SAN All nonstops from San Diego

Frequently asked questions

Is there a direct flight from Boston to San Diego?

Yes. Alaska Airlines, Delta Air Lines, JetBlue Airways and Southwest Airlines fly nonstop from Boston (BOS) to San Diego (SAN), several times daily. The flight takes about 5h 50m and covers 2,582 miles (4,156 km). Schedule data from 4 June 2026.

Which airlines fly direct from Boston to San Diego?

Alaska Airlines, Delta Air Lines, JetBlue Airways, Southwest Airlines operate nonstop flights from Boston to San Diego.

How long is the flight from Boston to San Diego?

The nonstop flight from Boston to San Diego takes ~5h 50m (approximately 4156 km).

How often do direct flights operate from Boston to San Diego?

Nonstop flights from Boston to San Diego operate several times daily — 56 flights per week (~8 per day).

What days of the week are there direct flights from Boston to San Diego?

Direct flights from Boston to San Diego operate every day of the week. Alaska Airlines flies daily, JetBlue Airways flies daily, Delta Air Lines flies daily, and Southwest Airlines flies Thursday.