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Ultra Low Fare Flights from San Diego (SAN) to Boston (BOS) with Spirit

Fly San Diego to Boston and Save Big

*Fares presented below are available at the beginning of each day, but may sell out. Additional baggage fees and fees for other services may apply. Other terms and conditions may apply.

Ultra Low Fare Flights from San Diego (SAN) to Boston (BOS) with Spirit

San Diego to Boston Flight Deals

*Fares presented below are available at the beginning of each day, but may sell out. Additional baggage fees and fees for other services may apply. Other terms and conditions may apply.

  1. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 12/16/2019

    Fares From
    $83*
  2. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 12/17/2019

    Fares From
    $83*
  3. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 12/18/2019

    Fares From
    $110*
  4. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/04/2020

    Fares From
    $118*
  5. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/05/2020

    Fares From
    $118*
  6. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/11/2020

    Fares From
    $118*
  7. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/12/2020

    Fares From
    $118*
  8. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/25/2020

    Fares From
    $118*
  9. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 02/26/2020

    Fares From
    $118*
  10. San Diego (SAN) to Boston (BOS)

    One Way

    Departing 01/07/2020

    Fares From
    $118*

Weather in Boston

Sunday ,few clouds
59°F 09/15/2019
Monday ,sky is clear
69°F 09/16/2019
Tuesday ,sky is clear
65°F 09/17/2019
Wednesday ,few clouds
63°F 09/18/2019
Thursday ,sky is clear
64°F 09/19/2019
Friday ,sky is clear
67°F 09/20/2019
Saturday ,sky is clear
73°F 09/21/2019
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