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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 $319 2 $336 3 $308
4 $308 5 $324 6 $308 7 $308 8 $308 9 $308 10 $308
11 $308 12 $330 13 $308 14 $308 15 $308 16 $308 17 $308
18 $381 19 $423 20 $324 21 $381 22 $381 23 $386 24 $341
25 $341 26 $381 27 $346 28 $319 29 $308 30 $308 31 $308
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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 11:15 am Apr 20 - Apr 30
9238 8:00 am 11:15 am May 1 - May 3
9238 8:00 am 11:10 am May 4 - May 9
9238 8:00 am 11:10 am May 10 - May 12
9238 8:40 am 11:50 am May 13 - May 20
9238 8:40 am 11:50 am May 14 - May 14
9238 8:40 am 11:50 am May 21 - May 31
7482 6:45 pm 10:00 pm Apr 22 - Apr 29
7482 6:45 pm 10:00 pm Apr 30 - Apr 30
7482 6:45 pm 10:00 pm May 1 - May 3
7482 6:45 pm 9:58 pm May 4 - Jun 7