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Ultra Low Fare Flights from San Juan (SJU) to Boston (BOS) with Spirit

Fly San Juan 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 Juan (SJU) to Boston (BOS) with Spirit

San Juan 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 Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/14/2020

    Fares From
    $92*
  2. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/08/2020

    Fares From
    $100*
  3. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/09/2020

    Fares From
    $100*
  4. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/11/2020

    Fares From
    $118*
  5. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/10/2020

    Fares From
    $118*
  6. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/12/2020

    Fares From
    $118*
  7. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/13/2020

    Fares From
    $118*
  8. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 02/07/2020

    Fares From
    $153*
  9. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 02/27/2020

    Fares From
    $153*
  10. San Juan (SJU) to Boston (BOS)

    One Way

    Departing 01/22/2020

    Fares From
    $153*

Weather in Boston

Monday ,scattered clouds
65°F 09/23/2019
Tuesday ,sky is clear
73°F 09/24/2019
Wednesday ,sky is clear
65°F 09/25/2019
Thursday ,light rain
74°F 09/26/2019
Friday ,sky is clear
66°F 09/27/2019
Saturday ,light rain
75°F 09/28/2019
Sunday ,overcast clouds
65°F 09/29/2019
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