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

Fly Boston to Chicago 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-ORD

    Boston to Chicago

    Departing 09/18/2019

    Fares From
    $58*

    One Way

  2. BOS-ORD

    Boston to Chicago

    Departing 08/28/2019

    Fares From
    $58*

    One Way

  3. BOS-ORD

    Boston to Chicago

    Departing 08/21/2019

    Fares From
    $58*

    One Way

  4. BOS-ORD

    Boston to Chicago

    Departing 09/07/2019

    Fares From
    $58*

    One Way

  5. BOS-ORD

    Boston to Chicago

    Departing 08/24/2019

    Fares From
    $58*

    One Way

  6. BOS-ORD

    Boston to Chicago

    Departing 09/17/2019

    Fares From
    $58*

    One Way

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

Boston to Chicago 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 Chicago (ORD)

    One Way

    Departing 10/02/2019

    Fares From
    $58*
  2. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 09/28/2019

    Fares From
    $58*
  3. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 09/25/2019

    Fares From
    $59*
  4. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 10/01/2019

    Fares From
    $59*
  5. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 09/30/2019

    Fares From
    $59*
  6. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 09/26/2019

    Fares From
    $59*
  7. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 11/01/2019

    Fares From
    $69*
  8. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 11/02/2019

    Fares From
    $69*
  9. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 11/03/2019

    Fares From
    $69*
  10. Boston (BOS) to Chicago (ORD)

    One Way

    Departing 11/04/2019

    Fares From
    $69*

Weather in Chicago

Wednesday ,moderate rain
86°F 06/26/2019
Thursday ,light rain
91°F 06/27/2019
Friday ,moderate rain
88°F 06/28/2019
Saturday ,light rain
91°F 06/29/2019
Sunday ,light rain
91°F 06/30/2019
Monday ,moderate rain
91°F 07/01/2019
Tuesday ,moderate rain
90°F 07/02/2019
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