Alaska Airlines Flights from Idaho Falls to Seattle

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Lowest fares from Idaho Falls to Seattle

$99
$304
Displaying fares for April-2025
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Range$99-$304

One-way low-fare flights Idaho Falls to Seattle.*

One-way low-fare flights Idaho Falls to Seattle.*
From
To
Fare Type
Dates
Price
Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 20, 2025

From

$99

Seen: 1 hour ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: Jun 4, 2025

From

$99

Seen: 1 day ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 21, 2025

From

$99

Seen: 5 hours ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 28, 2025

From

$99

Seen: 1 day ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: Jun 14, 2025

From

$109

Seen: 1 day ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 22, 2025

From

$109

Seen: 1 day ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 17, 2025

From

$109

Seen: 1 day ago

Idaho Falls (IDA)Seattle (SEA)One-way
|
Saver
Depart: May 24, 2025

From

$109

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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