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Cheap flights from Seattle to Las Vegas from C$ 100

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Las Vegas departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Las Vegas

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Las Vegas.
Spirit Airlines Logo
6:00 a.m. - 8:31 a.m.SEA-LAS
2h 31mdirect
Spirit Airlines Logo
9:32 p.m. - 12:10 a.m.LAS-SEA
2h 38mdirect
C$ 100Spirit Airlines
Find Deal
Mon, 12 May - Wed, 14 May
 Logo
2:33 p.m. - 6:30 p.m.SEA-LAS
3h 57m1 stop
 Logo
9:32 p.m. - 12:10 a.m.LAS-SEA
2h 38mdirect
C$ 174
Find Deal
Mon, 12 May - Wed, 14 May
Frontier Logo
6:00 a.m. - 2:29 p.m.SEA-LAS
8h 29m1 stop
Frontier Logo
3:05 p.m. - 6:02 p.m.LAS-SEA
2h 57mdirect
C$ 188Frontier
Find Deal
Tue, 22 Apr - Fri, 25 Apr
Delta Logo
7:59 p.m. - 10:35 p.m.SEA-LAS
2h 36mdirect
Delta Logo
6:10 a.m. - 8:50 a.m.LAS-SEA
2h 40mdirect
C$ 220Delta
Find Deal
Wed, 7 May - Tue, 13 May
Southwest Logo
5:30 a.m. - 10:15 a.m.SEA-LAS
4h 45m1 stop
Southwest Logo
4:15 p.m. - 7:05 p.m.LAS-SEA
2h 50mdirect
C$ 234Southwest
Find Deal
Sun, 1 Jun - Thu, 5 Jun
Southwest Logo
10:10 a.m. - 4:15 p.m.SEA-LAS
6h 05m2 stops
Southwest Logo
8:40 a.m. - 11:25 a.m.LAS-SEA
2h 45mdirect
C$ 241Southwest
Find Deal
Wed, 7 May - Wed, 14 May
Alaska Airlines Logo
7:56 p.m. - 10:26 p.m.SEA-LAS
2h 30mdirect
Alaska Airlines Logo
4:32 p.m. - 11:57 p.m.LAS-SEA
7h 25m1 stop
C$ 249Alaska Airlines
Find Deal
Mon, 26 May - Fri, 30 May
Frontier Logo
6:00 a.m. - 2:29 p.m.SEA-LAS
8h 29m1 stop
Frontier Logo
6:00 a.m. - 3:17 p.m.LAS-SEA
9h 17m1 stop
C$ 265Frontier
Find Deal
Tue, 22 Apr - Fri, 25 Apr
Delta Logo
9:25 p.m. - 8:42 a.m.SEA-LAS
11h 17m1 stop
Delta Logo
7:30 p.m. - 10:25 p.m.LAS-SEA
2h 55mdirect
C$ 281Delta
Find Deal
Mon, 19 May - Thu, 22 May
Alaska Airlines Logo
10:00 a.m. - 4:57 p.m.SEA-LAS
6h 57m1 stop
Alaska Airlines Logo
4:33 p.m. - 10:00 p.m.LAS-SEA
5h 27m1 stop
C$ 289Alaska Airlines
Find Deal
Sat, 7 Jun - Wed, 11 Jun

United Airlines flights from Seattle to Las Vegas

Our best United Airlines deals on Seattle to Las Vegas flight tickets
United Airlines
6 May
SEA12:45 p.m.Seattle/Tacoma Intl
5h 06m
1 stop
LAS5:51 p.m.Las Vegas Harry Reid Intl
9 May
LAS4:08 p.m.Las Vegas Harry Reid Intl
5h 49m
1 stop
SEA9:57 p.m.Seattle/Tacoma Intl
United Airlines
7 May
SEA12:45 p.m.Seattle/Tacoma Intl
5h 06m
1 stop
LAS5:51 p.m.Las Vegas Harry Reid Intl
13 May
LAS4:08 p.m.Las Vegas Harry Reid Intl
5h 49m
1 stop
SEA9:57 p.m.Seattle/Tacoma Intl
United Airlines
19 Sep
SEA7:34 p.m.Seattle/Tacoma Intl
5h 11m
1 stop
LAS12:45 a.m.Las Vegas Harry Reid Intl
21 Sep
LAS6:00 a.m.Las Vegas Harry Reid Intl
7h 27m
1 stop
SEA1:27 p.m.Seattle/Tacoma Intl

Southwest flights from Seattle to Las Vegas

Our best Southwest deals on Seattle to Las Vegas flight tickets
Southwest
1 Jun
SEA5:30 a.m.Seattle/Tacoma Intl
4h 45m
1 stop
LAS10:15 a.m.Las Vegas Harry Reid Intl
5 Jun
LAS4:15 p.m.Las Vegas Harry Reid Intl
2h 50m
SEA7:05 p.m.Seattle/Tacoma Intl
Southwest
7 May
SEA10:10 a.m.Seattle/Tacoma Intl
6h 05m
2 stops
LAS4:15 p.m.Las Vegas Harry Reid Intl
14 May
LAS8:40 a.m.Las Vegas Harry Reid Intl
2h 45m
SEA11:25 a.m.Seattle/Tacoma Intl
Southwest
2 Jun
SEA6:30 a.m.Seattle/Tacoma Intl
5h 10m
1 stop
LAS11:40 a.m.Las Vegas Harry Reid Intl
17 Jun
LAS6:00 p.m.Las Vegas Harry Reid Intl
6h 15m
1 stop
SEA12:15 a.m.Seattle/Tacoma Intl

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?

If you’re not able to fly to Las Vegas in September, then October is your next best option. Flight prices from Seattle to Las Vegas during October average around C$ 201.

What is the cheapest day to depart on your flight to Las Vegas?

The cheapest day to depart from Seattle to Las Vegas is on a Tuesday. Travellers who choose to depart for Las Vegas on a Tuesday will often find tickets for as low as C$ 180. The most expensive day to fly to Las Vegas is Friday, with ticket prices averaging around C$ 258.

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 afternoon when flights can be purchased for as low as C$ 208. Try not to purchase tickets in the evening because they tend to be around C$ 234. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 C$ 261 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 C$ 226 on momondo.

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.

How have Seattle to Las Vegas flight prices changed over time?

As of April 2025, prices for Seattle to Las Vegas flights are approximately 50% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best price found

C$ 111

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Seattle in the past 72 hours is C$ 111. The best round-trip flight deal from Seattle to Las Vegas found on momondo in the last 72 hours is C$ 100.
The fastest flight from Seattle to Las Vegas takes 2h 25m
Direct flights go from Seattle to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

  • How far is Seattle/Tacoma Intl to Las Vegas Harry Reid Intl by plane?

    There are 1402.2 km between Seattle/Tacoma Intl and Las Vegas Harry Reid Intl. 2h 25m is a normal flight duration for this route.

  • 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 updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 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?

  • What is the most popular airline from Seattle to Las Vegas?


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
FrontierPriceFrom C$ 54Free CancellationRating
5.9
3,277 reviews
Search Frontier flights
Spirit AirlinesPriceFrom C$ 69Free CancellationRating
6.3
7,912 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom C$ 108Free CancellationRating
8.0
9,851 reviews
Search Alaska Airlines flights
DeltaPriceFrom C$ 111Free CancellationRating
8.0
7,911 reviews
Search Delta flights
SouthwestPriceFrom C$ 166Free CancellationRating
8.0
4,279 reviews
Search Southwest flights
  • Alaska Airlines Flights From Seattle to Las Vegas

    Alaska Airlines is one of the most popular airlines flying from Seattle to Las Vegas, operating 18 flights/week on average for this route. A good Alaska Airlines flight deal for Seattle to Las Vegas starts from C$ 77 round-trip, up to an average price of C$ 204. Our users have rated Alaska Airlines at 8.0/10.

  • Delta Flights From Seattle to Las Vegas

    Delta (8.0/10 from 7,910 reviews) operates around 14 flights from Seattle to Las Vegas in any given week. The average Delta airfare for this route is around C$ 170, with deals from around C$ 79 rare but found on momondo. Referenced prices are for round-trip Seattle to Las Vegas flight searches in the last 72 hours.


Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mesquite
Paradise
North Las Vegas
Kingman
Boulder City
Henderson
Pahrump
Needles
Primm
Sunrise Manor

Why 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 recognizable 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 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?

Price alerts on flights to Las Vegas from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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