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Ultra Low Fare Flights from Seattle (SEA) to Boston (BOS) with Spirit

Fly Seattle to Boston and Save Big

cmp-module-disclaimer

Ultra Low Fare Flights from Seattle (SEA) to Boston (BOS) with Spirit

Seattle to Boston Flight Deals

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  1. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/01/2020

    fare_promo_label
    $232*
  2. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/02/2020

    fare_promo_label
    $232*
  3. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/03/2020

    fare_promo_label
    $232*
  4. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/04/2020

    fare_promo_label
    $232*
  5. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/05/2020

    fare_promo_label
    $232*
  6. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/06/2020

    fare_promo_label
    $232*
  7. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/07/2020

    fare_promo_label
    $232*
  8. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/08/2020

    fare_promo_label
    $232*
  9. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/09/2020

    fare_promo_label
    $232*
  10. Seattle (SEA) cmp-preposition--destination-place Boston (BOS)

    cmp-journey-type--Oneway

    cmp-label--departure-date 04/10/2020

    fare_promo_label
    $232*

Weather in Boston

Sunday ,broken clouds
42°F 12/15/2019
Monday ,broken clouds
32°F 12/16/2019
Tuesday ,snow
32°F 12/17/2019
Wednesday ,sky is clear
27°F 12/18/2019
Thursday ,sky is clear
15°F 12/19/2019
Friday ,sky is clear
17°F 12/20/2019
Saturday ,overcast clouds
23°F 12/21/2019
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