Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise 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 return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Southwest flights from Seattle to Las Vegas
Our best Southwest deals on Seattle to Las Vegas flight tickets
Alaska Airlines flights from Seattle to Las Vegas
Our best Alaska Airlines 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 cheapest month to fly to Las Vegas from Seattle is in September. Flight prices, which tend to average around $218, are often lower during this time because this is during the off-season. If you aren’t able to travel to Las Vegas during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $227.
What is the cheapest day to depart on your flight to Las Vegas?
On average, the least expensive day to fly to Las Vegas from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $0. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Las Vegas is Friday, with ticket prices averaging around $308.
What is the cheapest time of day to depart on your flight to Las Vegas?
At midday is the cheapest time of day to fly from Seattle to Las Vegas when you can find flight prices for as low as $0. Flying to Las Vegas at midday is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of $171.
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?
You are more likely to see cheaper flights to Las Vegas from Seattle when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $294 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Seattle for as low as $256 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Las Vegas Harry Reid Intl flights?
There are 3 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.
How many flights depart from Seattle to Las Vegas on average per day?
As of March 2025, 32 flights take off from Seattle and land in Las Vegas each day. The most common flight departure time for this route is 12:00, with 39% of daily flights taking off in the afternoon.
How many flights depart from Seattle to Las Vegas on average per week?
The number of flights available between Seattle and Las Vegas is 227 per week as of March 2025. The most frequent departure day is Mon, with 26% of weekly flights leaving 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 1402.2 km. By plane, this route typically takes 2h 28m.
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 refresh daily.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for 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 licence 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to Las Vegas is Boeing 737-800 Passenger/BBJ2 (winglets) (23.16% of total bookings). The next most popular plane models are Airbus A320neo (18.63%), Boeing 737-900 (11.53%), and Airbus A321neo (9.10%).
Travelling to a place near Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to Las Vegas?
Finding the right flight to Las Vegas from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Las Vegas quick and easy, saving you time and money.
Can I find flights from Seattle to Las Vegas with flexible booking policies on momondo?
Yes. All flights to Las Vegas from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to Las Vegas?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Las Vegas.
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.