Select journey type

Enter to select travel class and passengers

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.

  1. ORD-BOS

    From Chicago to Boston

    Departing 03/09/2019

    Fares From
    $373*

    One Way

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. From Chicago (ORD) to Boston (BOS)

    One Way

    Departing 05/11/2019

    Fares From
    $76*
  2. From Chicago (ORD) to Boston (BOS)

    One Way

    Departing 05/15/2019

    Fares From
    $76*
  3. From Chicago (ORD) to Boston (BOS)

    One Way

    Departing 05/17/2019

    Fares From
    $76*
  4. From Chicago (ORD) to Boston (BOS)

    One Way

    Departing 05/18/2019

    Fares From
    $76*

Weather in Boston

Tuesday ,sky is clear
1°C 12/11/2018
Wednesday ,sky is clear
-2°C 12/12/2018
Thursday ,sky is clear
-3°C 12/13/2018
Friday ,moderate rain
12°C 12/14/2018
Saturday ,light rain
7°C 12/15/2018
Sunday ,sky is clear
7°C 12/16/2018
Monday ,sky is clear
8°C 12/17/2018
Powered by: OpenWeatherMap.org