Alaska Airlines Flight 634 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Alaska Airlines Flight 634 Route Deals From $49

The cheapest prices found with in the last 7 days for return flights were $97 and $49 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 13 - Thu, Sep 18
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$97 Roundtrip, found 13 hours ago
$97
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Sat, Sep 13 from Harry Reid Intl. to San Francisco Intl., returning Thu, Sep 18, priced at $97 found 13 hours ago
Thu, Aug 21 - Mon, Aug 25
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$98 Roundtrip, found 1 hour ago
$98
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Aug 21 from Harry Reid Intl. to San Francisco Intl., returning Mon, Aug 25, priced at $98 found 1 hour ago
Sat, Oct 11 - Tue, Oct 14
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$103 Roundtrip, just found
$103
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Oct 11 from Harry Reid Intl. to San Francisco Intl., returning Tue, Oct 14, priced at $103 just found
Thu, Aug 21 - Mon, Aug 25
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$104 Roundtrip, found 1 hour ago
$104
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Aug 21 from Harry Reid Intl. to San Francisco Intl., returning Mon, Aug 25, priced at $104 found 1 hour ago
Wed, Jul 30 - Wed, Aug 6
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Jul 30 from Harry Reid Intl. to San Francisco Intl., returning Wed, Aug 6, priced at $108 just found
Wed, Jul 23 - Sat, Aug 9
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$109 Roundtrip, found 5 days ago
$109
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Harry Reid Intl. to San Francisco Intl., returning Sat, Aug 9, priced at $109 found 5 days ago
Sat, Aug 16 - Mon, Aug 18
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$114 Roundtrip, found 8 hours ago
$114
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Harry Reid Intl. to San Francisco Intl., returning Mon, Aug 18, priced at $114 found 8 hours ago
Sat, Oct 11 - Tue, Oct 14
LAS
Harry Reid Intl.
SFO
San Francisco Intl.
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Oct 11 from Harry Reid Intl. to San Francisco Intl., returning Tue, Oct 14, priced at $117 just found

Frequently asked questions

What route does flight number AS634 take?
Flight number AS634 flies non-stop from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Tampa Airport. During this journey, you'll be in the air for around 5 hours and 24 minutes. Book ahead to secure your preferred seat.
What kind of plane is on flight number AS634?
The route for AS634 is almost always Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Tampa Intl. Airport (TPA), and the Boeing 737-900 is the type of aircraft you'll probably be taking off on.
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 AS634 flight with Travelocity, please visit our Customer Service Portal.