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

Fly Boston to San Diego 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.

  1. BOS-SAN

    Boston to San Diego

    Departing 09/05/2019

    Fares From
    $93*

    One Way

  2. BOS-SAN

    Boston to San Diego

    Departing 09/10/2019

    Fares From
    $93*

    One Way

  3. BOS-SAN

    Boston to San Diego

    Departing 09/12/2019

    Fares From
    $93*

    One Way

  4. BOS-SAN

    Boston to San Diego

    Departing 09/17/2019

    Fares From
    $93*

    One Way

  5. BOS-SAN

    Boston to San Diego

    Departing 09/19/2019

    Fares From
    $93*

    One Way

  6. BOS-SAN

    Boston to San Diego

    Departing 09/24/2019

    Fares From
    $93*

    One Way

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

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

    One Way

    Departing 11/14/2019

    Fares From
    $124*
  2. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 11/16/2019

    Fares From
    $124*
  3. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 11/19/2019

    Fares From
    $124*
  4. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 11/20/2019

    Fares From
    $124*
  5. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 12/04/2019

    Fares From
    $124*
  6. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 12/10/2019

    Fares From
    $124*
  7. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 12/11/2019

    Fares From
    $124*
  8. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 12/17/2019

    Fares From
    $124*
  9. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 12/18/2019

    Fares From
    $124*
  10. Boston (BOS) to San Diego (SAN)

    One Way

    Departing 10/30/2019

    Fares From
    $128*

Weather in San Diego

Monday ,light rain
82°F 07/22/2019
Tuesday ,broken clouds
71°F 07/23/2019
Wednesday ,light rain
73°F 07/24/2019
Thursday ,overcast clouds
72°F 07/25/2019
Friday ,sky is clear
71°F 07/26/2019
Saturday ,sky is clear
69°F 07/27/2019
Sunday ,sky is clear
70°F 07/28/2019
Powered by: OpenWeatherMap.org