Cheap flights from Seattle to Las Vegas from $19
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Las Vegas departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Las Vegas
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Seattle to Las Vegas
All round-trip flight deals to Las Vegas
Spirit Airlines flights from Seattle to Las Vegas
Our best Spirit Airlines deals on Seattle to Las Vegas flight tickets
Frontier flights from Seattle to Las Vegas
Our best Frontier deals on Seattle to Las Vegas flight tickets
See travel insights to Las Vegas from
How to get the cheapest flight ticket from Seattle to Las Vegas
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Las Vegas?
The month of September is, on average, the cheapest month to fly to Las Vegas from Seattle, with most prices found around $136. The month of October is another great option to travel to Las Vegas, with average flight prices from Seattle averaging around $143.
What is the cheapest day to depart on your flight to Las Vegas?
Our data shows that Monday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $150. Flights from Seattle to Las Vegas on a Friday will generally be more expensive and average around $205. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Las Vegas?
The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $169. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $196. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Seattle/Tacoma Intl to Las Vegas Harry Reid Intl flight route?
Fly from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl for the best Seattle/Tacoma Intl - Las Vegas Harry Reid Intl flight prices
How far in advance should I book a flight to Las Vegas?
Most flyers found that booking tickets 35 days in advance of their planned departure date is the best time to get cheap flights to Las Vegas. During this timeframe, flight prices are around $178. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $126.
What cabin class options are available on Seattle/Tacoma Intl to Las Vegas Harry Reid Intl flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl?
Frontier, Spirit Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl
What airlines fly to Las Vegas?
Spirit Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Las Vegas from Seattle according to our data. Spirit Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 8 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Las Vegas on average per day?
The number of flights available between Seattle and Las Vegas is 30 per day as of January 2025. The most frequent departure time is 1:00PM, with 46% of daily flights leaving in the afternoon.
How many flights depart from Seattle to Las Vegas on average per week?
As of January 2025, there are 216 flights per week flying from Seattle to Las Vegas. The most common day of the week flights depart is Thu, with 25% of flights taking off on this day.
When to book flights from Seattle to Las Vegas
Cheap Seattle to Las Vegas (SEA to LAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Las Vegas
How far is Seattle/Tacoma Intl to Las Vegas Harry Reid Intl by plane?
A flight from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl will travel around 871.3 mi. Flights usually cover this in 2h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport is 8 as of January 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport.
What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?
The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Las Vegas?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Las Vegas is Boeing 737-800 Passenger/BBJ2 (winglets), representing 19.17% of all bookings. The subsequent popular models are Boeing 737-900 at 12.73%, Airbus A321neo at 11.98%, and Airbus A320neo at 11.06%.
What is the most popular airline from Seattle to Las Vegas?
Based on momondo bookings for flights between Seattle and Las Vegas, the leading airline is Spirit Airlines, making up 31% of the total bookings. Other popular airlines include Alaska Airlines with 25%, Delta with 23%, and Frontier with 19%.
Best airlines flying from Seattle to Las Vegas
Compare and see reviews for airlines that fly from Seattle to Las Vegas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $45 | Free Cancellation | Rating 6.0 3,428 reviews | |||
| PriceFrom $46 | Free Cancellation | Rating 6.3 8,076 reviews | |||
| PriceFrom $97 | Free Cancellation | Rating 8.0 8,501 reviews | |||
| PriceFrom $115 | Free Cancellation | Rating 8.0 9,641 reviews | |||
| PriceFrom $118 | Free Cancellation | Rating 8.1 4,650 reviews | |||
| PriceFrom $206 | Free Cancellation | Rating 7.4 8,942 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 7.2 10,000 reviews |
Southwest Flights From Seattle to Las Vegas
Southwest operates around 11 flights from Seattle to Las Vegas every week. The average price of these flights found in the last 72 hours has been $257, but momondo users have found Southwest deals from Seattle to Las Vegas from as low as $118 round-trip. Southwest has been scored 8.1/10 in 4,651 reviews.
Delta Flights From Seattle to Las Vegas
Delta is also a popular choice for this route. Delta flight deals for Seattle to Las Vegas start from as low as $97 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $245. Delta operates 22 flights to Las Vegas from Seattle in an average week. Users have rated it 8.0/10 across 8,501 reviews.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Las Vegas?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Las Vegas. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seattle to Las Vegas with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to Las Vegas flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to Las Vegas?
momondo provides multiple filters to help you find the best flight to Las Vegas from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seattle to Las Vegas right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Seattle and alert you when they change.