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Cheap flights from Seattle to Las Vegas from $62

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 10/15. 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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Cheap round-trip flights

Frontier Logo
6:39 pm - 9:22 pmSEA-LAS
2h 43mnonstop
Frontier Logo
3:29 pm - 6:32 pmLAS-SEA
3h 03mnonstop
$106Frontier
Find Deal
Mon, Oct 27 - Fri, Oct 31
Southwest Logo
7:05 am - 9:35 amSEA-LAS
2h 30mnonstop
Southwest Logo
7:40 pm - 10:30 pmLAS-SEA
2h 50mnonstop
$107Southwest
Find Deal
Mon, Nov 17 - Wed, Nov 19
Logo
1:22 pm - 4:04 pmSEA-LAS
2h 42mnonstop
Logo
12:22 pm - 3:10 pmLAS-SEA
2h 48mnonstop
$108
Find Deal
Sun, Oct 5 - Tue, Oct 7
Frontier Logo
1:47 pm - 4:29 pmSEA-LAS
2h 42mnonstop
Frontier Logo
12:32 pm - 3:31 pmLAS-SEA
2h 59mnonstop
$109Frontier
Find Deal
Mon, Sep 29 - Thu, Oct 2
Frontier Logo
1:47 pm - 4:29 pmSEA-LAS
2h 42mnonstop
Frontier Logo
12:18 pm - 3:16 pmLAS-SEA
2h 58mnonstop
$110Frontier
Find Deal
Mon, Sep 29 - Thu, Oct 9
Frontier Logo
7:28 pm - 10:06 pmSEA-LAS
2h 38mnonstop
Frontier Logo
8:00 am - 12:07 pmLAS-SEA
28h 07m1 stop
$111Frontier
Find Deal
Sun, Oct 19 - Wed, Oct 22
Frontier Logo
7:17 pm - 9:55 pmSEA-LAS
2h 38mnonstop
Frontier Logo
6:00 am - 1:37 pmLAS-SEA
7h 37m1 stop
$112Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Southwest Logo
5:50 am - 12:10 pmSEA-LAS
6h 20m1 stop
Southwest Logo
12:00 pm - 7:15 pmLAS-SEA
7h 15m1 stop
$113Southwest
Find Deal
Tue, Oct 28 - Wed, Oct 29
Delta Logo
7:10 am - 9:47 amSEA-LAS
2h 37mnonstop
Delta Logo
6:00 am - 8:46 amLAS-SEA
2h 46mnonstop
$133Delta
Find Deal
Wed, Oct 22 - Wed, Oct 29
Delta Logo
7:59 pm - 10:30 pmSEA-LAS
2h 31mnonstop
Delta Logo
7:12 pm - 10:09 pmLAS-SEA
2h 57mnonstop
$141Delta
Find Deal
Sat, Nov 8 - Tue, Nov 11

Southwest flights from Seattle to Las Vegas

Our best Southwest deals on Seattle to Las Vegas flight tickets
Southwest
Nov 17
SEA7:05 amSeattle/Tacoma Intl
2h 30m
LAS9:35 amLas Vegas Harry Reid Intl
Nov 19
LAS7:40 pmLas Vegas Harry Reid Intl
2h 50m
SEA10:30 pmSeattle/Tacoma Intl
$107
Find similar
Southwest
Oct 28
SEA5:50 amSeattle/Tacoma Intl
6h 20m
1 stop
LAS12:10 pmLas Vegas Harry Reid Intl
Oct 29
LAS12:00 pmLas Vegas Harry Reid Intl
7h 15m
1 stop
SEA7:15 pmSeattle/Tacoma Intl
$113
Find similar
Southwest
Nov 17
SEA3:05 pmSeattle/Tacoma Intl
2h 25m
LAS5:30 pmLas Vegas Harry Reid Intl
Nov 19
LAS6:20 amLas Vegas Harry Reid Intl
5h 45m
1 stop
SEA12:05 pmSeattle/Tacoma Intl
$116
Find similar

Delta flights from Seattle to Las Vegas

Our best Delta deals on Seattle to Las Vegas flight tickets
Delta
Oct 22
SEA7:10 amSeattle/Tacoma Intl
2h 37m
LAS9:47 amLas Vegas Harry Reid Intl
Oct 29
LAS6:00 amLas Vegas Harry Reid Intl
2h 46m
SEA8:46 amSeattle/Tacoma Intl
$133
Find similar
Delta
Nov 8
SEA7:59 pmSeattle/Tacoma Intl
2h 31m
LAS10:30 pmLas Vegas Harry Reid Intl
Nov 11
LAS7:12 pmLas Vegas Harry Reid Intl
2h 57m
SEA10:09 pmSeattle/Tacoma Intl
$141
Find similar
Delta
Oct 15
SEA7:10 amSeattle/Tacoma Intl
2h 37m
LAS9:47 amLas Vegas Harry Reid Intl
Oct 18
LAS3:44 pmLas Vegas Harry Reid Intl
2h 51m
SEA6:35 pmSeattle/Tacoma Intl
$151
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Seattle to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 10/27

6:39 pm-9:22 pm

Nonstop2h 43m

Las Vegas Harry Reid Intl

Fri 10/31

3:29 pm-6:32 pm

Nonstop3h 03m

$106

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 11/17

7:05 am-9:35 am

Nonstop2h 30m

Las Vegas Harry Reid Intl

Wed 11/19

7:40 pm-10:30 pm

Nonstop2h 50m

$107

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 10/5

1:22 pm-4:04 pm

Nonstop2h 42m

Las Vegas Harry Reid Intl

Tue 10/7

12:22 pm-3:10 pm

Nonstop2h 48m

$108

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 9/29

1:47 pm-4:29 pm

Nonstop2h 42m

Las Vegas Harry Reid Intl

Thu 10/2

12:32 pm-3:31 pm

Nonstop2h 59m

$109

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 9/29

1:47 pm-4:29 pm

Nonstop2h 42m

Las Vegas Harry Reid Intl

Thu 10/9

12:18 pm-3:16 pm

Nonstop2h 58m

$110

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 10/19

7:28 pm-10:06 pm

Nonstop2h 38m

Las Vegas Harry Reid Intl

Wed 10/22

8:00 am-12:07 pm

1 stop28h 07m

$111

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Thu 11/13

7:17 pm-9:55 pm

Nonstop2h 38m

Las Vegas Harry Reid Intl

Sun 11/16

6:00 am-1:37 pm

1 stop7h 37m

$112

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/28

5:50 am-12:10 pm

1 stop6h 20m

Las Vegas Harry Reid Intl

Wed 10/29

12:00 pm-7:15 pm

1 stop7h 15m

$113

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 10/22

7:10 am-9:47 am

Nonstop2h 37m

Las Vegas Harry Reid Intl

Wed 10/29

6:00 am-8:46 am

Nonstop2h 46m

$133

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 11/8

7:59 pm-10:30 pm

Nonstop2h 31m

Las Vegas Harry Reid Intl

Tue 11/11

7:12 pm-10:09 pm

Nonstop2h 57m

$141

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Seattle and Las Vegas?

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 $157. The month of October is another great option to travel to Las Vegas, with average flight prices from Seattle averaging around $157.

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

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $179. Flights from Seattle to Las Vegas on a Thursday will generally be more expensive and average around $240. 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 at noon when flights can be purchased for as low as $194. Flights to Las Vegas are more costly in the evening, with an average ticket price of $227. Departure times in the evening 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?

You are more likely to see cheaper flights to Las Vegas from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $194 when searching 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 $161 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 September 2025, prices for Seattle to Las Vegas flights are approximately 17% 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

$106

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 $106. The best round-trip flight deal from Seattle to Las Vegas found on momondo in the last 72 hours is $160.
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)
Search flight deals

  • 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?

  • 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?

  • 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
Spirit AirlinesPriceFrom $45Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
FrontierPriceFrom $46Free CancellationRating
5.8
3,177 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,723 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $97Free CancellationRating
7.9
7,960 reviews
Search Delta flights
SouthwestPriceFrom $135Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $138Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $196Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $201Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Southwest Flights From Seattle to Las Vegas

    Southwest operates around 15 flights from Seattle to Las Vegas every week. The average price of these flights found in the last 72 hours has been $270, but momondo users have found Southwest deals from Seattle to Las Vegas from as low as $135 round-trip. Southwest has been scored 8.0/10 in 4,248 reviews.

  • Alaska Airlines Flights From Seattle to Las Vegas

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Seattle to Las Vegas start from as low as $138 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $284. Alaska Airlines operates 15 flights to Las Vegas from Seattle in an average week. Users have rated it 8.0/10 across 10,000 reviews.

Traveling to a place near Las Vegas?

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

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.

An easier way to manage your Las Vegas trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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