Alaska Airlines Flight 306 Deals & Information (2026/2027)

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Alaska Airlines Flight 306 Route Deals From $152

The cheapest prices found with in the last 7 days for return flights were $299 and $152 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 2 - Tue, Jun 9
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$299 Roundtrip, found 7 hours ago
$299
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Jun 2 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Jun 9, priced at $299 found 7 hours ago
Sat, Oct 31 - Sat, Nov 7
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$300 Roundtrip, found 6 days ago
$300
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Nov 7, priced at $300 found 6 days ago
Wed, May 27 - Wed, Jun 3
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$304 Roundtrip, found 9 hours ago
$304
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Wed, May 27 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Jun 3, priced at $304 found 9 hours ago
Tue, Jun 2 - Wed, Jun 10
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$309 Roundtrip, found 2 hours ago
$309
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Jun 2 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Jun 10, priced at $309 found 2 hours ago
Sat, Sep 5 - Tue, Sep 15
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$310 Roundtrip, found 3 days ago
$310
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Sep 15, priced at $310 found 3 days ago
Sat, Oct 17 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$312 Roundtrip, found 4 days ago
$312
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Oct 17 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 24, priced at $312 found 4 days ago
Sat, Oct 31 - Sat, Nov 7
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$317 Roundtrip, just found
$317
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Oct 31 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Nov 7, priced at $317 just found
Tue, Sep 22 - Sat, Sep 26
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$323 Roundtrip, found 3 days ago
$323
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Sep 26, priced at $323 found 3 days ago
Tue, Sep 22 - Wed, Sep 30
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$327 Roundtrip, found 8 hours ago
$327
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Sep 30, priced at $327 found 8 hours ago
Sat, Oct 31 - Sat, Nov 14
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$328 Roundtrip, found 3 days ago
$328
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Nov 14, priced at $328 found 3 days ago