Alaska Airlines Flight 337 Deals & Information (2026/2027)

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Alaska Airlines Flight 337 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $260 and $129 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 27 - Tue, Nov 10
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$260 Roundtrip, found 5 days ago
$260
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Oct 27 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Nov 10, priced at $260 found 5 days ago
Tue, Sep 15 - Mon, Sep 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$265 Roundtrip, found 9 hours ago
$265
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Tue, Sep 15 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Sep 21, priced at $265 found 9 hours ago
Wed, Nov 11 - Wed, Nov 18
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$270 Roundtrip, found 3 hours ago
$270
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Nov 11 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Nov 18, priced at $270 found 3 hours ago
Wed, Aug 5 - Tue, Aug 11
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$276 Roundtrip, found 4 hours ago
$276
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Aug 5 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Aug 11, priced at $276 found 4 hours ago
Fri, Aug 14 - Tue, Aug 25
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$276 Roundtrip, just found
$276
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Aug 14 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Aug 25, priced at $276 just found
Thu, Sep 10 - Sun, Sep 13
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$278 Roundtrip, found 1 hour ago
$278
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Sep 10 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sun, Sep 13, priced at $278 found 1 hour ago
Wed, Nov 4 - Mon, Nov 9
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$285 Roundtrip, found 11 hours ago
$285
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Nov 4 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Nov 9, priced at $285 found 11 hours ago
Wed, Sep 23 - Wed, Sep 30
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$286 Roundtrip, found 1 hour ago
$286
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Sep 23 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Sep 30, priced at $286 found 1 hour ago
Wed, Oct 14 - Wed, Oct 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$287 Roundtrip, found 3 hours ago
$287
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Oct 14 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Oct 21, priced at $287 found 3 hours ago
Fri, Sep 25 - Sun, Sep 27
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$288 Roundtrip, found 11 hours ago
$288
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Fri, Sep 25 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sun, Sep 27, priced at $288 found 11 hours ago