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Ultra Low Fare Flights from Chicago (ORD) to Boston (BOS) with Spirit

Fly Chicago 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 Chicago (ORD) to Boston (BOS) with Spirit

Chicago 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. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/17/2020

    Fares From
    $26*
  2. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/24/2020

    Fares From
    $26*
  3. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/31/2020

    Fares From
    $26*
  4. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 11/07/2020

    Fares From
    $26*
  5. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/10/2020

    Fares From
    $38*
  6. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/11/2020

    Fares From
    $38*
  7. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/12/2020

    Fares From
    $38*
  8. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/15/2020

    Fares From
    $38*
  9. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/16/2020

    Fares From
    $38*
  10. Chicago (ORD) to Boston (BOS)

    One Way

    Departing 10/18/2020

    Fares From
    $38*

Weather in Boston

Saturday ,scattered clouds
84°F 07/11/2020
Sunday ,sky is clear
84°F 07/12/2020
Monday ,moderate rain
84°F 07/13/2020
Tuesday ,light rain
76°F 07/14/2020
Wednesday ,sky is clear
76°F 07/15/2020
Thursday ,sky is clear
76°F 07/16/2020
Friday ,overcast clouds
74°F 07/17/2020
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