Las Vegas to Seattle flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Las Vegas to Seattle is €67 with Frontier Airlines (checked on 18 Oct 2026).

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Lowest observed

€67

Average observed

€108

Cheapest month

February 2027

Last checked

18 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €67

Lowest observed

4 Feb 2027

Frontier Airlines · Non-stop · One way

Cheapest observed day · Last checked: 18 Oct 2026

Departure

14:19

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €67, departing 4 Feb 2027 (Last checked: 18 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 28Check live prices for this route
Airlines seen: Alaska Airlines, Frontier Airlines
Reported fastest flight: 2h 46m
Non-stop: Yes

Short answer

Routavio has seen Alaska Airlines fares from Las Vegas to Seattle, non-stop. The lowest fare Routavio's own searches returned is €67, seen on 18 Oct 2026. The average across the fares we caught is €108. February 2027 is the cheapest month in our observations, at €67. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Las Vegas to Seattle. Prices move often, so pick your dates to see the latest options.

Route distance: 1,403 km
Reported fastest flight: 2h 46m
Airlines seen: Alaska Airlines, Frontier Airlines
Alternative airports: BFI

Route-level information; individual journeys vary.
Published schedules report non-stop service with Alaska Airlines, Southwest Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Non-stop airlines seen on this route

Non-stop airlines seen on this route
Airline	Non-stop days / priced days	Fastest non-stop
Frontier Airlines	13 / 35
Alaska Airlines	7 / 35

Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.

Airport to city: straight-line distance

Harry Reid International Airport (LAS) → Las Vegas, city gazetteer reference point (36.1699, -115.1398): ≈ 10 km.
King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest fare by day of the week

Cheapest day of the week from Las Vegas to Seattle: Thursday, from €67 (checked 18 Oct 2026).

Lowest fare by day of the week
Day	Lowest fare	Priced days
Monday	€91	4
Tuesday	€103	4
Wednesday	€96	4
Thursday	€67	4
Friday	€68	4
Saturday	€96	4
Sunday	€106	4

One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.

Lowest one-way fare we saw per airline

Cheapest airline from Las Vegas to Seattle: Frontier Airlines, from €67 (checked 18 Oct 2026).

Lowest one-way fare we saw per airline
Airline	Lowest fare	Priced days
Frontier Airlines	€67Feb 4, 2027	20
Alaska Airlines	€103Feb 2, 2027	8

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Las Vegas to Seattle?

The lowest fare we have observed is €67, found on 18 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Las Vegas to Seattle?

In our observations February 2027 is the cheapest month so far, at €67.

Are there direct flights from Las Vegas to Seattle?

Yes. Published schedules report non-stop flights on this route with Alaska Airlines, Southwest Airlines.

Which airlines fly from Las Vegas to Seattle?

These are the carriers we have seen on the route: Alaska Airlines, Frontier Airlines.

How long does the flight from Las Vegas to Seattle take?

The average journey time across the 28 fares we observed is 3h 50m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Las Vegas to Seattle fares were non-stop?

30 of the 41 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

Which airlines had non-stop offers on at least 3 departure dates from Las Vegas to Seattle?

For Las Vegas to Seattle, examples of observed one-way non-stop offers checked within the last 14 days: Frontier Airlines (13), Alaska Airlines (7). Each number counts distinct departure dates, not weekly flights; check current availability in search.

Which day of the week is cheapest from Las Vegas to Seattle?

Cheapest day of the week from Las Vegas to Seattle: Thursday, from €67 (checked 18 Oct 2026).

Which airline has the lowest fare from Las Vegas to Seattle?

Cheapest airline from Las Vegas to Seattle: Frontier Airlines, from €67 (checked 18 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide