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Cheap flights from Seattle to Las Vegas from $93

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 14/10. 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 return flights

Southwest Logo
06:00 - 08:30SEA-LAS
2h 30mdirect
Southwest Logo
20:10 - 22:55LAS-SEA
2h 45mdirect
$161Southwest
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Mon, 27 Oct - Wed, 29 Oct
Southwest Logo
06:15 - 12:20SEA-LAS
6h 05m2 stops
Southwest Logo
20:10 - 22:55LAS-SEA
2h 45mdirect
$164Southwest
Find Deal
Wed, 15 Oct - Tue, 21 Oct
Logo
19:50 - 22:26SEA-LAS
2h 36mdirect
Logo
12:18 - 15:16LAS-SEA
2h 58mdirect
$168
Find Deal
Wed, 22 Oct - Thu, 23 Oct
Southwest Logo
13:20 - 20:30SEA-LAS
7h 10m2 stops
Southwest Logo
17:05 - 23:00LAS-SEA
5h 55m1 stop
$179Southwest
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Wed, 15 Oct - Tue, 21 Oct
Southwest Logo
06:00 - 08:30SEA-LAS
2h 30mdirect
Southwest Logo
09:15 - 16:05LAS-SEA
6h 50m2 stops
$183Southwest
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Mon, 27 Oct - Wed, 29 Oct
Frontier Logo
20:43 - 08:02SEA-LAS
11h 19m1 stop
Frontier Logo
12:18 - 15:16LAS-SEA
2h 58mdirect
$189Frontier
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Wed, 22 Oct - Thu, 23 Oct
Delta Logo
19:59 - 22:30SEA-LAS
2h 31mdirect
Delta Logo
15:50 - 18:41LAS-SEA
2h 51mdirect
$206Delta
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Wed, 5 Nov - Wed, 19 Nov
Delta Logo
10:15 - 12:52SEA-LAS
2h 37mdirect
Delta Logo
10:52 - 13:50LAS-SEA
2h 58mdirect
$218Delta
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Sat, 25 Oct - Fri, 31 Oct
Alaska Airlines Logo
15:12 - 17:43SEA-LAS
2h 31mdirect
Alaska Airlines Logo
12:12 - 17:05LAS-SEA
4h 53m1 stop
$225Alaska Airlines
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Tue, 28 Oct - Tue, 4 Nov
Alaska Airlines Logo
07:00 - 09:30SEA-LAS
2h 30mdirect
Alaska Airlines Logo
07:00 - 13:52LAS-SEA
6h 52m1 stop
$227Alaska Airlines
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Sun, 22 Feb - Wed, 25 Feb

Delta flights from Seattle to Las Vegas

Our best Delta deals on Seattle to Las Vegas flight tickets
Delta
5 Nov
SEA19:59Seattle/Tacoma Intl
2h 31m
LAS22:30Las Vegas Harry Reid Intl
19 Nov
LAS15:50Las Vegas Harry Reid Intl
2h 51m
SEA18:41Seattle/Tacoma Intl
$206
Find similar
Delta
25 Oct
SEA10:15Seattle/Tacoma Intl
2h 37m
LAS12:52Las Vegas Harry Reid Intl
31 Oct
LAS10:52Las Vegas Harry Reid Intl
2h 58m
SEA13:50Seattle/Tacoma Intl
$218
Find similar
Delta
5 Nov
SEA12:00Seattle/Tacoma Intl
2h 39m
LAS14:39Las Vegas Harry Reid Intl
22 Nov
LAS15:50Las Vegas Harry Reid Intl
2h 51m
SEA18:41Seattle/Tacoma Intl
$221
Find similar

Southwest flights from Seattle to Las Vegas

Our best Southwest deals on Seattle to Las Vegas flight tickets
Southwest
27 Oct
SEA06:00Seattle/Tacoma Intl
2h 30m
LAS08:30Las Vegas Harry Reid Intl
29 Oct
LAS20:10Las Vegas Harry Reid Intl
2h 45m
SEA22:55Seattle/Tacoma Intl
$161
Find similar
Southwest
15 Oct
SEA06:15Seattle/Tacoma Intl
6h 05m
2 stops
LAS12:20Las Vegas Harry Reid Intl
21 Oct
LAS20:10Las Vegas Harry Reid Intl
2h 45m
SEA22:55Seattle/Tacoma Intl
$164
Find similar
Southwest
15 Oct
SEA13:20Seattle/Tacoma Intl
7h 10m
2 stops
LAS20:30Las Vegas Harry Reid Intl
21 Oct
LAS17:05Las Vegas Harry Reid Intl
5h 55m
1 stop
SEA23:00Seattle/Tacoma Intl
$179
Find similar

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 15 September 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 27/10

06:00-08:30

Nonstop2h 30m

Las Vegas Harry Reid Intl

Wed 29/10

20:10-22:55

Nonstop2h 45m

$161

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 15/10

06:15-12:20

2 stops6h 05m

Las Vegas Harry Reid Intl

Tue 21/10

20:10-22:55

Nonstop2h 45m

$164

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 22/10

19:50-22:26

Nonstop2h 36m

Las Vegas Harry Reid Intl

Thu 23/10

12:18-15:16

Nonstop2h 58m

$168

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 15/10

13:20-20:30

2 stops7h 10m

Las Vegas Harry Reid Intl

Tue 21/10

17:05-23:00

1 stop5h 55m

$179

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 27/10

06:00-08:30

Nonstop2h 30m

Las Vegas Harry Reid Intl

Wed 29/10

09:15-16:05

2 stops6h 50m

$183

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 22/10

20:43-08:02

1 stop11h 19m

Las Vegas Harry Reid Intl

Thu 23/10

12:18-15:16

Nonstop2h 58m

$189

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 5/11

19:59-22:30

Nonstop2h 31m

Las Vegas Harry Reid Intl

Wed 19/11

15:50-18:41

Nonstop2h 51m

$206

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 25/10

10:15-12:52

Nonstop2h 37m

Las Vegas Harry Reid Intl

Fri 31/10

10:52-13:50

Nonstop2h 58m

$218

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 28/10

15:12-17:43

Nonstop2h 31m

Las Vegas Harry Reid Intl

Tue 4/11

12:12-17:05

1 stop4h 53m

$225

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 22/2

07:00-09:30

Nonstop2h 30m

Las Vegas Harry Reid Intl

Wed 25/2

07:00-13:52

1 stop6h 52m

$227

Flights are sorted by cheapest return 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 cheapest month to fly to Las Vegas?

The cheapest month to fly to Las Vegas from Seattle is in October. Flight prices, which tend to average around $253, 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 October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $265.

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 Monday. momondo users have found tickets for Monday departures for as low as $271. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Las Vegas is Wednesday, with ticket prices averaging around $461.

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

In the evening is the cheapest time of day to fly from Seattle to Las Vegas when you can find flight prices for as low as $271. Flying to Las Vegas in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of $461.

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 $298 when searching weeks before you fly. 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 $250 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 76% 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 return 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

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Las Vegas

1 airport
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 1402.2 km. By plane, this route typically takes 2h 25m.

  • 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?

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Primm

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 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.

An easier way to manage your Las Vegas trip

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