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Boston (BOS) to San Diego (SAN) flight deal in economy from $217
AS
Alaska Airlines, Inc.
WN
Southwest Airlines
Round Trip
•
Economy
BOS
Logan International Airport
Boston, United States
SAN
San Diego International Airport
San Diego, United States
$371 USD
-42%
$217
USD
Verified about 3 hours ago
September 2026
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$594
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$516
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$516
Rare Availability
5% of dates checked are available within 10% of the lowest price
Wednesday, September 16th, 2026
0 round-trip options
No flight details available for this date.
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