Alaska's Wi-Fi is a flat fee, great for getting work done on flights.
Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $71 (Kiwi.com) |
One-way from | $43 (Kiwi.com) |
Popular in | October |
Cheapest in | February |
Average price | $187 |
Good round-trip deal | $132 or less |
Good one-way deal | $128 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 1/28
6:28 pm-9:00 pm
Nonstop2h 32m
Las Vegas Harry Reid Intl
Wed 2/4
7:00 am-9:53 am
Nonstop2h 53m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 3/18
9:31 am-12:08 pm
Nonstop2h 37m
Las Vegas Harry Reid Intl
Wed 3/25
8:00 am-10:53 am
Nonstop2h 53m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sat 3/7
10:30 am-5:15 pm
1 stop6h 45m
Las Vegas Harry Reid Intl
Tue 3/10
4:45 pm-7:35 pm
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 2/10
4:43 pm-7:13 pm
Nonstop2h 30m
Las Vegas Harry Reid Intl
Mon 2/16
4:05 pm-6:58 pm
Nonstop2h 53m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sun 5/3
9:19 pm-11:59 pm
Nonstop2h 40m
Las Vegas Harry Reid Intl
Fri 5/8
6:00 am-8:50 am
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Mon 3/9
6:15 am-8:45 am
Nonstop2h 30m
Las Vegas Harry Reid Intl
Mon 3/23
10:40 pm-1:25 am
Nonstop2h 45m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 3/4
12:45 pm-7:00 pm
1 stop6h 15m
Las Vegas Harry Reid Intl
Fri 3/6
7:55 am-2:00 pm
1 stop6h 05m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Fri 2/27
4:30 pm-11:25 pm
1 stop6h 55m
Las Vegas Harry Reid Intl
Wed 3/4
11:00 am-6:35 pm
1 stop7h 35m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sat 1/31
6:28 pm-9:00 pm
Nonstop2h 32m
Las Vegas Harry Reid Intl
Mon 2/2
8:50 am-4:21 pm
1 stop7h 31m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 4/1
6:13 pm-8:49 pm
Nonstop2h 36m
Las Vegas Harry Reid Intl
Tue 4/14
9:19 am-5:13 pm
1 stop7h 54m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from Seattle to Las Vegas is 54 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, March is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $46). Flying from Seattle to Las Vegas in July is currently the most expensive (average of $100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike at noon, when flights are generally more expensive, you can save up to 1% on flights from Seattle to Las Vegas by exploring options for tickets in the morning.
Travelers seeking maximum savings on their Seattle to Las Vegas flight should consider departing on Monday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 15% of weekly flights between Seattle and Las Vegas have experienced delays in the past year, with the average delay time being 126 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Delta have had the lowest number of delays on this route, with just 10% of flights being delayed.
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Entertainment
Food
Comfort
Crew
Overall
Boarding
Reviews
Anonymous,Dec 2025
SEA - MSY
Las Vegas, with its hot, dry weather and casino culture, provides a dramatic contrast with Seattle's wet, tech-driven lifestyle. From the moment you touch down in Vegas, the city's fun, relaxed vibe takes over. Whether you're in town to catch a concert or test your luck at the city's legendary casinos, this irresistible destination is sure to win you over. With Cheapflights, you can find great deals on flights from Seattle to Vegas.
Las Vegas is famous for its casinos, but when you need a break from the slot machines, the city offers plenty to keep you busy. Watch the iconic pirate ship show each evening at Treasure Island, or check out the live lions at the MGM Grand. If you're up for shopping, go upscale at the Venetian or take the bus down the strip to the Las Vegas Premium Outlets North for great deals on designer goods. Need an adrenaline rush? Enjoy heart-pounding carnival rides on top of the Stratosphere, or jump right off of the 829-foot tower at the Sky Jump. Step back in time with a walk through the Neon Boneyard, where you can check out signs from decades past. Best of all, all of Vegas activities are just a couple of hours from Seattle by plane.
Start planning your vacation to Las Vegas today with the Cheapflights smart search engine. Select from a full lineup of direct flights from Seattle, each designed to get you into Vegas in just a few hours.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$170 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$54 | Average$135 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$78 | Average$231 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$97 | Average$227 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$129 | Average$264 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$135 | Average$280 | FlexibilityNo cancel fee | On-time75% |