Flights from Seattle to Las Vegas
North AmericaYear-round

Cheap Flights from Seattle to Las Vegas

Track economy fares on the SEALAS route and get alerts when prices drop.

From
Seattle
SEA
To
Las Vegas
LAS

Route Intelligence: SeattleLas Vegas

Flight Duration

2 hr 30 min (Direct)

Price Guidance

A good deal is under $150 roundtrip. Standard fare is $250+.

Peak Season

March (Spring Break), July, and December (New Year's Eve)

Top Airlines

Southwest Airlines, Alaska Airlines, Delta Air Lines

Booking Tip

Book 4-6 weeks in advance for the best fares on this short-haul route. Avoid Friday and Sunday departures as Vegas weekend travel significantly inflates prices.

Track SeattleLas Vegas Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

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Flying Business Class?

If you're considering business class on this route, BusinessClassSignal.com is a dedicated tool that tracks premium cabin fares. They alert you when business & first class prices drop — worth checking out if you fly up front.

Explore BusinessClassSignal.com →

Other Routes to Las Vegas

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Route Briefing: Seattle to Las Vegas

Seattle and Las Vegas might feel like opposite ends of the personality spectrum — one all coffee shops and mountain views, the other neon lights and all-night energy — but that contrast is exactly what makes this route so satisfying. In just two and a half hours, you can swap the Pacific Northwest drizzle for desert sunshine and a city that genuinely never sleeps. Southwest, Alaska, and Delta all fly this corridor year-round, and with roundtrip fares regularly dipping under $150 when you time it right, it's one of the more affordable escapes from the Seattle area.

The Strip is the obvious starting point, and it earns every bit of its reputation. The sheer scale of the casino resorts — the architecture, the spectacle, the world-class dining and entertainment packed into a few miles — is something you have to experience firsthand to fully appreciate. Beyond the gambling floors, Las Vegas has quietly become one of the best food cities in the country, with acclaimed chefs running restaurants inside the major resort hotels. World-class magic shows, residency concerts, and theatrical productions run continuously, so there's almost always something worth booking ahead for.

Las Vegas is also a legitimate gateway to some of the American Southwest's most dramatic natural scenery. The Grand Canyon's South Rim is reachable by day trip, and Red Rock Canyon sits just outside the city — a stunning contrast to the neon if you need a few hours of fresh air and hiking.

From the airport, the city center and Strip are very close, and taxis, rideshares, and hotel shuttles are all readily available right outside baggage claim. It's a quick, straightforward transfer.

On timing: if you want the full Vegas spectacle, New Year's Eve and Spring Break deliver it in abundance — but expect peak prices and serious crowds. Summer is hot but busy with visitors who don't mind the heat. For the best balance of good weather, manageable crowds, and lower fares, shoulder periods in the fall tend to be sweet spots.

The single most useful tip for this route: avoid flying out on Fridays and returning on Sundays. Vegas weekend travel inflates prices noticeably, and mid-week departures can make a real difference to your budget. Book four to six weeks out, stay flexible on travel days, and you'll likely land that sub-$150 roundtrip fare — leaving more in your pocket for whatever the city has in store.

How much are flights from Seattle to Las Vegas in 2026?

Flight prices from Seattle (SEA) to Las Vegas (LAS) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $150 roundtrip. Standard fare is $250+. Popular carriers on this route include Southwest Airlines, Alaska Airlines, Delta Air Lines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Seattle to Las Vegas fares?

FlightKitten scans over 220 airlines twice every day for economy fares on the SEA to LAS route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching.

Pro tip: Book 4-6 weeks in advance for the best fares on this short-haul route. Avoid Friday and Sunday departures as Vegas weekend travel significantly inflates prices.

Looking for business class deals on this route? We recommend checking out BusinessClassSignal.com — a dedicated premium cabin fare tracker that's worth a look if you fly up front.