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Cheap Flights from Boston to Seattle (BOS - SEA)

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1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
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Best fares from BOS to SEA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $298 2 $319 3 $298
4 $298 5 $298 6 $298 7 $298 8 $298 9 $298 10 $319
11 $298 12 $360 13 $308 14 $298 15 $298 16 $298 17 $298
18 $348 19 $376 20 $339 21 $331 22 $339 23 $376 24 $314
25 $339 26 $308 27 $319 28 $319 29 $298 30 $324 31 $319
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Direct flights BOS to SEA on Delta
Flight # Depart BOS Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
9238 8:00 am 11:10 am May 4 - May 9
9238 8:00 am 11:10 am May 10 - May 12
9238 8:00 am 11:15 am Apr 15 - Apr 30
9238 8:00 am 11:15 am May 1 - May 3
9238 8:40 am 11:50 am May 21 - May 31
9238 8:40 am 11:50 am May 14 - May 14
9238 8:40 am 11:50 am May 13 - May 20
7482 6:45 pm 9:58 pm May 4 - Jun 5
7482 6:45 pm 10:00 pm Apr 15 - Apr 30
7482 6:45 pm 10:00 pm May 1 - May 3