Alaska Airlines Flights from Houston to Seattle

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Lowest fares from Houston to Seattle

May 2025
From$274*
Seen: 1 day ago
Flight Type One Way|Saver
$129
$603
Displaying fares for May-2025
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Range$129-$603

*Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

One-way low-fare flights Houston to Seattle.*

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One-way low-fare flights Houston to Seattle.*
From
To
Fare Type
Dates
Price
Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Oct 19, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Jun 12, 2025

From

$129

Seen: 5 minutes ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Jun 10, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Sep 14, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Aug 20, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Aug 22, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Sep 28, 2025

From

$129

Seen: 1 day ago

Houston (IAH)Seattle (SEA)One-way
|
Saver		Depart: Oct 3, 2025

From

$129

Seen: 1 day ago

*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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