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Ultra Low Fare Flights from Boston (BOS) to Phoenix (PHX) with Spirit

Fly Boston to Phoenix 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-PHX

    Boston to Phoenix

    Departing 09/07/2019

    Fares From
    $110*

    One Way

  2. BOS-PHX

    Boston to Phoenix

    Departing 09/11/2019

    Fares From
    $110*

    One Way

  3. BOS-PHX

    Boston to Phoenix

    Departing 09/14/2019

    Fares From
    $110*

    One Way

  4. BOS-PHX

    Boston to Phoenix

    Departing 09/18/2019

    Fares From
    $110*

    One Way

  5. BOS-PHX

    Boston to Phoenix

    Departing 10/02/2019

    Fares From
    $110*

    One Way

  6. BOS-PHX

    Boston to Phoenix

    Departing 10/05/2019

    Fares From
    $110*

    One Way

Ultra Low Fare Flights from Boston (BOS) to Phoenix (PHX) with Spirit

Boston to Phoenix 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 Phoenix (PHX)

    One Way

    Departing 12/10/2019

    Fares From
    $187*
  2. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 11/19/2019

    Fares From
    $187*
  3. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 12/17/2019

    Fares From
    $187*
  4. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 12/08/2019

    Fares From
    $202*
  5. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 12/15/2019

    Fares From
    $202*
  6. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 12/07/2019

    Fares From
    $239*
  7. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 12/09/2019

    Fares From
    $239*
  8. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 11/06/2019

    Fares From
    $239*
  9. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 10/16/2019

    Fares From
    $239*
  10. Boston (BOS) to Phoenix (PHX)

    One Way

    Departing 10/23/2019

    Fares From
    $239*

Weather in Phoenix

Tuesday ,sky is clear
105°F 07/16/2019
Wednesday ,sky is clear
97°F 07/17/2019
Thursday ,overcast clouds
93°F 07/18/2019
Friday ,overcast clouds
96°F 07/19/2019
Saturday ,broken clouds
98°F 07/20/2019
Sunday ,light rain
97°F 07/21/2019
Monday ,light rain
96°F 07/22/2019
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