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Alaska Airlines flights from Seattle to Las Vegas (SEA - LAS)

SEA — LAS
5 May — 12 May1
1 adult

Cheapflights users flying from Seattle to Las Vegas on Alaska Airlines typically fly into Las Vegas Harry Reid Intl and depart from Seattle/Tacoma Intl. Select your dates above for pricing.

Alaska Airlines flights from Seattle to Las Vegas in 2025

Find detailed information about Alaska Airlines flights from Seattle to Las Vegas. Explore the options provided by Alaska Airlines to plan your journey from Seattle to Las Vegas. Data last updated 30 April 2025.

One-way from

C$ 109

Round-trip from

C$ 209

Popular in

December

Cheapest in

September

Average price (all airlines)

C$ 291
Alaska Airlines
  • Alaska Airlines
  • 27/7
  • Nonstop
  • 2h 36m total
  • Seattle to Las Vegas
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Alaska Airlines
  • Alaska Airlines
  • 8/7-8/7
  • Nonstop
  • 5h 29m total
  • Seattle to Las Vegas
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Highest demand for flights from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl; 6% potential price increase.
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Best time to find cheap flights from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl; 2% potential price drop.
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Average price for all Seattle/Tacoma Intl to Las Vegas Harry Reid Intl flights (one-way and round-trip).
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  • Can I get a flight from Seattle to Las Vegas on Alaska Airlines for under C$ 300?

    Alaska Airlines offers 1 flights from Seattle to Las Vegas for under C$ 300. Prices vary by date and time. To see all prices and select your dates, click here.

  • How do most travelers feel about Alaska Airlines?

    The average rating from 3,284 Alaska Airlines reviews by Cheapflights users is 5.9 (out of a maximum rating of 10). If you are considering flying SEA-LAS with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Las Vegas with Alaska Airlines.

Find Alaska Airlines flight deals from Seattle to Las Vegas

Cheapest Alaska Airlines flights from Seattle to Las Vegas
Explore the most affordable Alaska Airlines flight options available from Seattle to Las Vegas. Find the lowest fares with prices last updated on 30 April 2025.

Mon 19/52:48 p.m.SEA - LAS
Nonstop2h 31mAlaska Airlines
Fri 23/57:05 a.m.LAS - SEA
1 stop7h 21mAlaska Airlines
Deal found 28/4C$ 231

Travel insights for Alaska Airlines flights from Seattle to Las Vegas

Get recent, data-driven insights about Alaska Airlines flights from Seattle to Las Vegas including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to Las Vegas with Alaska Airlines?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Las Vegas. Price data was last updated on 25 April 2025.

Booking with Alaska Airlines 35 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Las Vegas with Alaska Airlines?

Currently, the most affordable month to book a Alaska Airlines flight from Seattle to Las Vegas in January, with an average price of C$ 133. Conversely, traveling with Alaska Airlines from Seattle to Las Vegas in April will be the most expensive, with an average cost of C$ 217. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Alaska Airlines flight availability from Seattle to Las Vegas

The most Alaska Airlines flights from SEA to LAS are scheduled on a Monday (7 on average). You will have fewer Alaska Airlines flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Best time to book a flight from Seattle to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Other Alaska Airlines flights from Seattle

Browse through other Alaska Airlines flights departing from Seattle. Flight routes are based on user searches made on Cheapflights and were last updated on 30 April 2025.
Alaska Airlines flights from Seattle to Los Angeles
Alaska Airlines flights from Seattle to Las Vegas

See what others are saying about Alaska Airlines

Read reviews and see what other travellers are saying about their experiences with Alaska Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Alaska Airlines for your next flight. Reviews last updated 30 April 2025.
Alaska Airlines
8.0
Very good
9,961 reviews
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Overview

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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