Flight Schedules & Airfares from Boston (BOS) to Seattle (SEA) on United

 
 
 
 

United

Fare Compare has compiled a flight listing for all cities served by United. This page displays a weekly flight schedule of all flights, roundtrip fares and one-way fares for these flights departing from Boston, Massachusetts (BOS) to Seattle, Washington (SEA).

Opposite Direction Flight Schedules - Seattle to Boston

More flight schedules for Boston to Seattle
 
 
 
Depart
Arrive
Flight
Depart Time
Arrive Time
Elapsed
Equipment
Mon
Tue
Wed
Thu
Fri
Sat
Sun
 
BOS
DCA
UA 2151
15:00
16:35
01:35
32S
Flight 2151 Travels on Monday
Flight 2151 Travels on Tuesday
Flight 2151 Travels on Wednesday
Flight 2151 Travels on Thursday
Flight 2151 Travels on Friday
Flight 2151 Travels on Sunday
IAD
SEA
UA 917
17:20
20:15
05:55
757
Flight 917 Travels on Monday
Flight 917 Travels on Tuesday
Flight 917 Travels on Wednesday
Flight 917 Travels on Friday
Flight 917 Travels on Sunday
BOS
DCA
UA 2133
06:00
07:37
01:37
32S
Flight 2133 Travels on Monday
Flight 2133 Travels on Tuesday
Flight 2133 Travels on Wednesday
Flight 2133 Travels on Thursday
Flight 2133 Travels on Friday
IAD
SEA
UA 201
08:25
11:26
06:01
32S
Flight 201 Travels on Monday
Flight 201 Travels on Tuesday
Flight 201 Travels on Wednesday
Flight 201 Travels on Friday
BOS
IAD
UA 201
06:00
07:40
01:40
32S
Flight 201 Travels on Monday
Flight 201 Travels on Tuesday
Flight 201 Travels on Wednesday
Flight 201 Travels on Friday
Flight 201 Travels on Sunday
IAD
SEA
UA 201
08:25
11:26
06:01
32S
Flight 201 Travels on Monday
Flight 201 Travels on Tuesday
Flight 201 Travels on Wednesday
Flight 201 Travels on Friday
BOS
DCA
UA 2141
10:00
11:32
01:32
32S
Flight 2141 Travels on Monday
Flight 2141 Travels on Tuesday
Flight 2141 Travels on Wednesday
Flight 2141 Travels on Thursday
Flight 2141 Travels on Friday
Flight 2141 Travels on Sunday
IAD
SEA
UA 197
12:26
15:26
06:00
32S
Flight 197 Travels on Monday
Flight 197 Travels on Tuesday
Flight 197 Travels on Wednesday
Flight 197 Travels on Thursday
Flight 197 Travels on Friday
Flight 197 Travels on Sunday
BOS
ORD
UA 531
07:00
08:57
02:57
32S
Flight 531 Travels on Monday
Flight 531 Travels on Tuesday
Flight 531 Travels on Wednesday
Flight 531 Travels on Thursday
Flight 531 Travels on Friday
Flight 531 Travels on Saturday
ORD
SEA
UA 331
09:44
12:29
04:45
32S
Flight 331 Travels on Monday
Flight 331 Travels on Tuesday
Flight 331 Travels on Wednesday
Flight 331 Travels on Thursday
Flight 331 Travels on Friday
BOS
EWR
UA 3870
06:30
07:59
01:29
737
Flight 3870 Travels on Monday
Flight 3870 Travels on Tuesday
Flight 3870 Travels on Wednesday
Flight 3870 Travels on Thursday
Flight 3870 Travels on Friday
EWR
SEA
UA 3614
08:45
12:04
06:19
737
Flight 3614 Travels on Monday
Flight 3614 Travels on Tuesday
Flight 3614 Travels on Wednesday
Flight 3614 Travels on Thursday
Flight 3614 Travels on Friday
BOS
DEN
UA 779
14:34
17:26
04:52
32S
Flight 779 Travels on Monday
Flight 779 Travels on Tuesday
Flight 779 Travels on Wednesday
Flight 779 Travels on Thursday
Flight 779 Travels on Friday
DEN
SEA
UA 407
18:12
20:12
03:00
757
Flight 407 Travels on Monday
Flight 407 Travels on Tuesday
Flight 407 Travels on Wednesday
Flight 407 Travels on Thursday
Flight 407 Travels on Friday
BOS
ORD
UA 881
08:55
10:49
02:54
757
Flight 881 Travels on Monday
Flight 881 Travels on Tuesday
Flight 881 Travels on Wednesday
Flight 881 Travels on Thursday
Flight 881 Travels on Friday
ORD
SEA
UA 355
12:00
14:42
04:42
32S
Flight 355 Travels on Monday
Flight 355 Travels on Tuesday
Flight 355 Travels on Wednesday
Flight 355 Travels on Friday
BOS
IAD
UA 823
14:21
16:06
01:45
32S
Flight 823 Travels on Monday
Flight 823 Travels on Tuesday
Flight 823 Travels on Wednesday
Flight 823 Travels on Thursday
Flight 823 Travels on Friday
IAD
SEA
UA 917
17:20
20:15
05:55
757
Flight 917 Travels on Monday
Flight 917 Travels on Tuesday
Flight 917 Travels on Wednesday
Flight 917 Travels on Friday
Flight 917 Travels on Sunday
BOS
ORD
UA 543
17:21
19:20
02:59
32S
Flight 543 Travels on Monday
Flight 543 Travels on Tuesday
Flight 543 Travels on Wednesday
Flight 543 Travels on Thursday
Flight 543 Travels on Friday
ORD
SEA
UA 117
20:42
23:20
04:38
757
Flight 117 Travels on Monday
Flight 117 Travels on Tuesday
Flight 117 Travels on Wednesday
Flight 117 Travels on Thursday
Flight 117 Travels on Friday
Flight 117 Travels on Sunday
BOS
EWR
UA 3871
06:00
07:30
01:30
737
Flight 3871 Travels on Monday
Flight 3871 Travels on Wednesday
Flight 3871 Travels on Thursday
Flight 3871 Travels on Friday
EWR
SEA
UA 3614
08:45
12:04
06:19
737
Flight 3614 Travels on Monday
Flight 3614 Travels on Tuesday
Flight 3614 Travels on Wednesday
Flight 3614 Travels on Thursday
Flight 3614 Travels on Friday
BOS
EWR
UA 4290
11:30
13:04
01:34
DH8
Flight 4290 Travels on Monday
Flight 4290 Travels on Friday
EWR
SEA
UA 3615
14:25
17:34
06:09
737
Flight 3615 Travels on Monday
Flight 3615 Travels on Tuesday
Flight 3615 Travels on Wednesday
Flight 3615 Travels on Thursday
Flight 3615 Travels on Friday
Flight 3615 Travels on Sunday
BOS
DEN
UA 593
17:05
20:06
05:01
757
Flight 593 Travels on Monday
Flight 593 Travels on Tuesday
Flight 593 Travels on Wednesday
Flight 593 Travels on Thursday
Flight 593 Travels on Friday
DEN
SEA
UA 509
21:03
23:09
03:06
757
Flight 509 Travels on Monday
Flight 509 Travels on Thursday
Flight 509 Travels on Friday
BOS
YYZ
UA 8533
13:40
15:33
01:53
EMJ
Flight 8533 Travels on Monday
Flight 8533 Travels on Tuesday
Flight 8533 Travels on Wednesday
Flight 8533 Travels on Thursday
Flight 8533 Travels on Friday
Flight 8533 Travels on Sunday
YYZ
SEA
UA 8525
17:30
19:47
05:17
EMJ
Flight 8525 Travels on Monday
Flight 8525 Travels on Tuesday
Flight 8525 Travels on Wednesday
Flight 8525 Travels on Thursday
Flight 8525 Travels on Friday
Flight 8525 Travels on Saturday
Flight 8525 Travels on Sunday
BOS
DCA
UA 2149
14:00
15:33
01:33
32S
Flight 2149 Travels on Monday
Flight 2149 Travels on Tuesday
Flight 2149 Travels on Wednesday
Flight 2149 Travels on Thursday
Flight 2149 Travels on Friday
Flight 2149 Travels on Saturday
Flight 2149 Travels on Sunday
IAD
SEA
UA 917
17:20
20:15
05:55
757
Flight 917 Travels on Monday
Flight 917 Travels on Tuesday
Flight 917 Travels on Wednesday
Flight 917 Travels on Friday
Flight 917 Travels on Sunday
BOS
DEN
UA 339
07:45
10:35
04:50
757
Flight 339 Travels on Monday
Flight 339 Travels on Tuesday
Flight 339 Travels on Wednesday
Flight 339 Travels on Friday
Flight 339 Travels on Saturday
DEN
SEA
UA 339
11:57
14:04
03:07
757
Flight 339 Travels on Monday
Flight 339 Travels on Tuesday
Flight 339 Travels on Wednesday
Flight 339 Travels on Thursday
Flight 339 Travels on Friday
Flight 339 Travels on Sunday
BOS
ORD
UA 527
06:05
07:57
02:52
32S
Flight 527 Travels on Monday
ORD
SEA
UA 331
09:44
12:29
04:45
32S
Flight 331 Travels on Monday
Flight 331 Travels on Tuesday
Flight 331 Travels on Wednesday
Flight 331 Travels on Thursday
Flight 331 Travels on Friday
BOS
DCA
UA 2139
09:00
10:33
01:33
32S
Flight 2139 Travels on Monday
Flight 2139 Travels on Tuesday
Flight 2139 Travels on Wednesday
Flight 2139 Travels on Thursday
Flight 2139 Travels on Friday
IAD
SEA
UA 197
12:26
15:26
06:00
32S
Flight 197 Travels on Monday
Flight 197 Travels on Tuesday
Flight 197 Travels on Wednesday
Flight 197 Travels on Thursday
Flight 197 Travels on Friday
Flight 197 Travels on Sunday
BOS
CLT
UA 1662
14:40
17:09
02:29
737
Flight 1662 Travels on Monday
Flight 1662 Travels on Tuesday
Flight 1662 Travels on Wednesday
Flight 1662 Travels on Thursday
Flight 1662 Travels on Friday
Flight 1662 Travels on Saturday
Flight 1662 Travels on Sunday
CLT
SEA
UA 2262
18:10
21:07
05:57
32S
Flight 2262 Travels on Monday
Flight 2262 Travels on Tuesday
Flight 2262 Travels on Wednesday
Flight 2262 Travels on Thursday
Flight 2262 Travels on Friday
Flight 2262 Travels on Saturday
Flight 2262 Travels on Sunday
BOS
ORD
UA 7535
11:55
13:44
02:49
EMJ
Flight 7535 Travels on Monday
Flight 7535 Travels on Tuesday
Flight 7535 Travels on Wednesday
Flight 7535 Travels on Thursday
Flight 7535 Travels on Friday
ORD
SEA
UA 929
15:45
18:30
04:45
757
Flight 929 Travels on Monday
Flight 929 Travels on Tuesday
Flight 929 Travels on Wednesday
Flight 929 Travels on Thursday
Flight 929 Travels on Friday
BOS
PHL
UA 1980
14:30
16:14
01:44
EMJ
Flight 1980 Travels on Monday
Flight 1980 Travels on Tuesday
Flight 1980 Travels on Wednesday
Flight 1980 Travels on Thursday
Flight 1980 Travels on Friday
Flight 1980 Travels on Sunday
PHL
SEA
UA 1882
17:55
21:08
06:13
32S
Flight 1882 Travels on Monday
Flight 1882 Travels on Tuesday
Flight 1882 Travels on Wednesday
Flight 1882 Travels on Thursday
Flight 1882 Travels on Friday
Flight 1882 Travels on Saturday
Flight 1882 Travels on Sunday
BOS
ORD
UA 533
07:55
09:50
02:55
32S
Flight 533 Travels on Monday
Flight 533 Travels on Tuesday
Flight 533 Travels on Wednesday
Flight 533 Travels on Thursday
Flight 533 Travels on Friday
Flight 533 Travels on Saturday
Flight 533 Travels on Sunday
ORD
SEA
UA 355
12:00
14:42
04:42
32S
Flight 355 Travels on Monday
Flight 355 Travels on Tuesday
Flight 355 Travels on Wednesday
Flight 355 Travels on Friday
BOS
PHX
UA 1192
09:45
13:42
05:57
32S
Flight 1192 Travels on Monday
Flight 1192 Travels on Tuesday
Flight 1192 Travels on Wednesday
Flight 1192 Travels on Thursday
Flight 1192 Travels on Friday
Flight 1192 Travels on Saturday
Flight 1192 Travels on Sunday
PHX
SEA
UA 1139
14:28
16:33
03:05
32S
Flight 1139 Travels on Monday
Flight 1139 Travels on Tuesday
Flight 1139 Travels on Wednesday
Flight 1139 Travels on Thursday
Flight 1139 Travels on Friday
Flight 1139 Travels on Saturday
Flight 1139 Travels on Sunday
BOS
SFO
UA 171
06:00
09:50
06:50
757
Flight 171 Travels on Monday
Flight 171 Travels on Tuesday
Flight 171 Travels on Wednesday
Flight 171 Travels on Thursday
Flight 171 Travels on Friday
Flight 171 Travels on Saturday
Flight 171 Travels on Sunday
SFO
SEA
UA 322
10:35
12:50
02:15
757
Flight 322 Travels on Monday
Flight 322 Travels on Tuesday
Flight 322 Travels on Wednesday
Flight 322 Travels on Thursday
Flight 322 Travels on Friday
Flight 322 Travels on Saturday
BOS
PHX
UA 1149
16:20
20:12
05:52
32S
Flight 1149 Travels on Monday
Flight 1149 Travels on Tuesday
Flight 1149 Travels on Wednesday
Flight 1149 Travels on Thursday
Flight 1149 Travels on Friday
Flight 1149 Travels on Saturday
Flight 1149 Travels on Sunday
PHX
SEA
UA 2382
21:02
23:11
03:09
32S
Flight 2382 Travels on Monday
Flight 2382 Travels on Tuesday
Flight 2382 Travels on Wednesday
Flight 2382 Travels on Thursday
Flight 2382 Travels on Friday
Flight 2382 Travels on Saturday
Flight 2382 Travels on Sunday
BOS
ORD
UA 7537
13:21
15:10
02:49
EMJ
Flight 7537 Travels on Monday
Flight 7537 Travels on Tuesday
Flight 7537 Travels on Wednesday
Flight 7537 Travels on Thursday
Flight 7537 Travels on Friday
ORD
SEA
UA 371
17:38
20:15
04:37
757
Flight 371 Travels on Monday
Flight 371 Travels on Tuesday
Flight 371 Travels on Wednesday
Flight 371 Travels on Thursday
Flight 371 Travels on Saturday
Flight 371 Travels on Sunday
BOS
SFO
UA 179
17:46
21:50
07:04
757
Flight 179 Travels on Monday
Flight 179 Travels on Tuesday
Flight 179 Travels on Wednesday
Flight 179 Travels on Thursday
Flight 179 Travels on Friday
Flight 179 Travels on Saturday
SFO
SEA
UA 62
22:44
00:55
02:11
32S
Flight 62 Travels on Monday
Flight 62 Travels on Tuesday
Flight 62 Travels on Wednesday
Flight 62 Travels on Thursday
Flight 62 Travels on Friday
BOS
DEN
UA 785
10:16
13:03
04:47
757
Flight 785 Travels on Monday
Flight 785 Travels on Tuesday
Flight 785 Travels on Wednesday
Flight 785 Travels on Thursday
Flight 785 Travels on Friday
DEN
SEA
UA 5889
15:30
17:30
03:00
CRJ
Flight 5889 Travels on Monday
Flight 5889 Travels on Tuesday
Flight 5889 Travels on Wednesday
Flight 5889 Travels on Thursday
Flight 5889 Travels on Friday
BOS
DCA
UA 2147
13:00
14:33
01:33
32S
Flight 2147 Travels on Monday
Flight 2147 Travels on Tuesday
Flight 2147 Travels on Wednesday
Flight 2147 Travels on Thursday
Flight 2147 Travels on Friday
Flight 2147 Travels on Sunday
IAD
SEA
UA 917
17:20
20:15
05:55
757
Flight 917 Travels on Monday
Flight 917 Travels on Tuesday
Flight 917 Travels on Wednesday
Flight 917 Travels on Friday
Flight 917 Travels on Sunday
BOS
PHL
UA 1467
16:30
18:17
01:47
EMJ
Flight 1467 Travels on Monday
Flight 1467 Travels on Tuesday
Flight 1467 Travels on Wednesday
Flight 1467 Travels on Thursday
Flight 1467 Travels on Friday
Flight 1467 Travels on Saturday
Flight 1467 Travels on Sunday
PHL
SEA
UA 1877
20:45
23:56
06:11
32S
Flight 1877 Travels on Monday
Flight 1877 Travels on Tuesday
Flight 1877 Travels on Wednesday
Flight 1877 Travels on Thursday
Flight 1877 Travels on Friday
Flight 1877 Travels on Saturday
Flight 1877 Travels on Sunday
 
 

One-Way Fares

The following are one-way airfares from lowest to highest price on United departing from Boston arriving at Seattle. The one-way fare class code is listed along with the advance purchase in days, first/last departure time period (if any), and a notation of whether or not certain time periods are blacked out.

Code
Advance
First Depart
Last Depart
 
Blackouts
Base
Surcharge
Tax
Total
LAK3GS
3
24 Dec 09
23 May 10
Fare has blackouts
$ 99
LAK3GS
3
24 Dec 09
31 Dec 09
Fare has blackouts
$ 109
TA3GS
3
24 Dec 09
23 May 10
Fare has blackouts
$ 109
TA3GS
3
24 Dec 09
31 Dec 09
Fare has blackouts
$ 129
TAG14KS
14
04 Jan 10
23 Mar 10
$ 159
SALHLFS
0
21 Dec 09
25 Dec 09
Fare has blackouts
$ 171
SA10HN
10
31 Dec 09
$ 179
SA14HN
14
04 Jan 10
$ 179
SA3KN
3
24 Dec 09
$ 197
WA10HN
10
31 Dec 09
$ 199
SAHHLFS
0
21 Dec 09
25 Dec 09
Fare has blackouts
$ 210
WA7HN
7
28 Dec 09
$ 234
WAHHLFS
0
21 Dec 09
25 Dec 09
Fare has blackouts
$ 253
WAPHLFS
0
21 Dec 09
26 Dec 09
Fare has blackouts
$ 253
VA7KN
7
28 Dec 09
$ 294
QA3HN
3
24 Dec 09
$ 354
HA0HN
0
21 Dec 09
$ 424
UA0HN
0
21 Dec 09
$ 474
EA0HN
0
21 Dec 09
$ 524
MA0HY
0
21 Dec 09
$ 619
HUAUP
0
21 Dec 09
$ 882
BUA
0
21 Dec 09
$ 887
YUA
0
21 Dec 09
$ 902
BUAUP
0
21 Dec 09
$ 1044
FUA
0
21 Dec 09
$ 1362
Y
0
21 Dec 09
$ 1613
F
0
21 Dec 09
$ 2389
 
 
 
 
 

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