Alaska Airlines Flights from San Diego to Boston
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1 Passenger
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Lowest fares from San Diego to Boston
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One-way low-fare flights San Diego to Boston.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Dec 10, 2025 | From $109 Seen: 1 day ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Dec 12, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Dec 11, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Oct 29, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Nov 4, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Nov 8, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Nov 12, 2025 | From $119 Seen: 11 hours ago | |
| San Diego (SAN) | Boston (BOS) | One-way | Saver | Depart: Nov 15, 2025 | From $119 Seen: 11 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.