Users have found that flying from Seattle to Boston on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.
To save on the cost of your flight from Seattle to Boston, book at least 26 days before your planned departure. Booking around this time can save you about 23% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $270 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $316.
|Morning 6 AM to noon||56% of SEA to BOS departures|
|Afternoon Noon to 6 PM||31% of SEA to BOS departures|
|Evening 6 PM to midnight||12% of SEA to BOS departures|
|Early morning Midnight to 6 AM||1% of SEA to BOS departures|