Alaska Airlines Flight 537 Deals & Information (2026/2027)

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Alaska Airlines Flight 537 Route Deals From $99

The cheapest prices found with in the last 7 days for return flights were $197 and $99 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 1 - Tue, May 5
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, May 1 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, May 5, priced at $197 found 1 hour ago
Tue, May 5 - Thu, May 7
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$199 Roundtrip, found 11 hours ago
$199
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Tue, May 5 from Logan Intl. to Seattle - Tacoma Intl., returning Thu, May 7, priced at $199 found 11 hours ago
Wed, May 6 - Thu, May 7
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, May 6 from Logan Intl. to Seattle - Tacoma Intl., returning Thu, May 7, priced at $199 found 2 days ago
Wed, Apr 29 - Fri, May 8
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$201 Roundtrip, found 18 hours ago
$201
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Wed, Apr 29 from Logan Intl. to Seattle - Tacoma Intl., returning Fri, May 8, priced at $201 found 18 hours ago
Tue, Apr 7 - Tue, Apr 14
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$202 Roundtrip, found 1 hour ago
$202
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Apr 7 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, Apr 14, priced at $202 found 1 hour ago
Thu, Mar 26 - Tue, Mar 31
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$203 Roundtrip, found 3 hours ago
$203
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Thu, Mar 26 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, Mar 31, priced at $203 found 3 hours ago
Fri, Mar 20 - Sun, Mar 29
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Mar 20 from Logan Intl. to Seattle - Tacoma Intl., returning Sun, Mar 29, priced at $206 just found
Tue, May 12 - Tue, May 19
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$209 Roundtrip, found 19 hours ago
$209
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $209 found 19 hours ago
Wed, May 13 - Tue, May 19
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 13 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $213 found 1 day ago
Wed, Apr 1 - Wed, Apr 8
BOS
Logan Intl.
SEA
Seattle - Tacoma Intl.
$213 Roundtrip, found 3 hours ago
$213
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Apr 1 from Logan Intl. to Seattle - Tacoma Intl., returning Wed, Apr 8, priced at $213 found 3 hours ago

Frequently asked questions

What route does flight number AS537 take?
You'll be landing at Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) from SEA if you're traveling on flight number AS537. You'll be in the sky for 2 hours and 30 minutes during this trip. What's more, the flight conveniently operates non-stop.
What kind of plane is on flight number AS537?
The Boeing 737-900 is the aircraft model most frequently used for flight AS537. This flight almost always heads off from SEA and touches down at Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.).
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AS537 flight with Travelocity, please visit our Customer Service Portal.