Cheap flights from Las Vegas to Cascade Loop Scenic Byway

View AU$101 flight on Thu, 4 Sep. 2025Opens in a new window

Popular airlines from Las Vegas to Cascade Loop Scenic Byway

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Hawaiian Airlines

    Hawaiian Airlines

  • United

    United

  • American Airlines

    American Airlines

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Cheap Flights from Las Vegas (LAS) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 30 Oct. - Mon, 17 Nov.
LAS
Las Vegas
PAE
Seattle
AU$219 Return, found 4 days ago
AU$219
Return
found 4 days ago
Select Alaska Airlines flight, departing Thu, 30 Oct. from Las Vegas to Seattle, returning Mon, 17 Nov., priced at AU$219 found 4 days ago
Alaska Airlines
Sat, 9 Aug. - Tue, 12 Aug.
LAS
Las Vegas
PAE
Seattle
AU$226 Return, found 2 days ago
AU$226
Return
found 2 days ago
Select Alaska Airlines flight, departing Sat, 9 Aug. from Las Vegas to Seattle, returning Tue, 12 Aug., priced at AU$226 found 2 days ago
Alaska Airlines
Fri, 29 Aug. - Fri, 5 Sep.
LAS
Las Vegas
PAE
Seattle
AU$255 Return, found 5 days ago
AU$255
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 29 Aug. from Las Vegas to Seattle, returning Fri, 5 Sep., priced at AU$255 found 5 days ago
Hawaiian Airlines
Sun, 2 Nov. - Sun, 16 Nov.
LAS
Las Vegas
PAE
Seattle
AU$266 Return, found 3 days ago
AU$266
Return
found 3 days ago
Select Hawaiian Airlines flight, departing Sun, 2 Nov. from Las Vegas to Seattle, returning Sun, 16 Nov., priced at AU$266 found 3 days ago
Alaska Airlines
Wed, 3 Sep. - Wed, 10 Sep.
LAS
Las Vegas
PAE
Seattle
AU$289 Return, found 21 hours ago
AU$289
Return
found 21 hours ago
Select Alaska Airlines flight, departing Wed, 3 Sep. from Las Vegas to Seattle, returning Wed, 10 Sep., priced at AU$289 found 21 hours ago
American Airlines
Thu, 31 Jul. - Mon, 18 May
LAS
Las Vegas
PAE
Seattle
AU$917 Return, found 3 days ago
AU$917
Return
found 3 days ago
Select American Airlines flight, departing Thu, 31 Jul. from Las Vegas to Seattle, returning Mon, 18 May, priced at AU$917 found 3 days ago

Find the cheapest month to fly from Las Vegas (LAS) to Seattle (SEA)

September is typically the cheapest month to fly

From AU$62 - AU$187 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.