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Cheap flights from Seattle to Las Vegas from $109

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
25 Mar — 1 Apr1
1 adult

Cheap flight deals from Seattle to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 March 2025.

Round-trip from

$210

One-way from

$109

Popular in

December

Cheapest in

September

Average price

$295

Good one-way deal

$118 or less
Spirit Airlines
  • Spirit Airlines
  • 20/4-25/4
  • 1 total stop
  • 17h 27m total
  • Seattle to Las Vegas
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Delta
  • Delta
  • 9/4
  • Nonstop
  • 2h 33m total
  • Seattle to Las Vegas
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Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl.
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Find flight deals from Seattle to Las Vegas

Cheapest flights from Seattle to Las Vegas
Explore the most affordable flight options available from Seattle to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 March 2025.

Sun 20/419:35SEA - LAS
1 stop14h 43mSpirit Airlines
Fri 25/417:07LAS - SEA
Nonstop2h 44mSpirit Airlines
Deal found 19/3$210
Tue 15/415:20SEA - LAS
Nonstop2h 28mDelta
Tue 22/406:10LAS - SEA
Nonstop2h 45mDelta
Deal found 20/3$216
Sun 11/506:25SEA - LAS
Nonstop2h 30mSouthwest
Thu 15/517:40LAS - SEA
1 stop5h 45mSouthwest
Deal found 20/3$232
Sat 3/512:45SEA - LAS
1 stop5h 06mUnited Airlines
Tue 6/516:08LAS - SEA
1 stop5h 49mUnited Airlines
Deal found 20/3$233
Tue 15/417:55SEA - LAS
Nonstop2h 31mHawaiian Airlines
Tue 22/406:38LAS - SEA
1 stop6h 05mHawaiian Airlines
Deal found 20/3$263
Tue 15/406:39SEA - LAS
1 stop4h 55mAlaska Airlines
Tue 15/414:13LAS - SEA
Nonstop2h 46mAlaska Airlines
Deal found 19/3$285
Sun 20/420:56SEA - LAS
Nonstop2h 33mMultiple Airlines
Thu 24/400:59LAS - SEA
1 stop23h 45mMultiple Airlines
Deal found 19/3$307
Thu 20/311:38SEA - LAS
Nonstop2h 41mFrontier
Thu 27/306:40LAS - SEA
Nonstop2h 50mFrontier
Deal found 19/3$504

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 20 March 2025.
Use the filters below to find and compare flights from Seattle to Las Vegas that are best for you.

Fly from

Seattle

Fly to

Las Vegas

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 20/4

19:35-10:18

1 stop14h 43m

Las Vegas Harry Reid Intl

Fri 25/4

17:07-19:51

Nonstop2h 44m

$210

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 15/4

15:20-17:48

Nonstop2h 28m

Las Vegas Harry Reid Intl

Tue 22/4

06:10-08:55

Nonstop2h 45m

$216

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 11/5

06:25-08:55

Nonstop2h 30m

Las Vegas Harry Reid Intl

Thu 15/5

17:40-23:25

1 stop5h 45m

$232

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 3/5

12:45-17:51

1 stop5h 06m

Las Vegas Harry Reid Intl

Tue 6/5

16:08-21:57

1 stop5h 49m

$233

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 15/4

17:55-20:26

Nonstop2h 31m

Las Vegas Harry Reid Intl

Tue 22/4

06:38-12:43

1 stop6h 05m

$263

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 15/4

06:39-11:34

1 stop4h 55m

Las Vegas Harry Reid Intl

Tue 15/4

14:13-16:59

Nonstop2h 46m

$285

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 20/4

20:56-23:29

Nonstop2h 33m

Las Vegas Harry Reid Intl

Thu 24/4

00:59-00:44

1 stop23h 45m

$307

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 9/4

10:25-12:58

Nonstop2h 33m

$109

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 3/5

12:45-17:51

1 stop5h 06m

$117

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 12/5

06:30-11:40

1 stop5h 10m

$124

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 13 results
1
2

Best time to book a flight from Seattle to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Las Vegas

How far ahead should I book a flight from Seattle to Las Vegas?

Use this chart to determine the optimal time to book a return flight from Seattle to Las Vegas. Price data was last updated on 14 March 2025.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $978). Flying from Seattle to Las Vegas in December is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to LAS?

Find hourly flight availability from Seattle to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 March 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 3% on flights from Seattle to Las Vegas by exploring options for tickets at midday.

Weekly flight availability from Seattle to Las Vegas

Explore weekly flight availability from Seattle to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 March 2025.

The most flights from SEA to LAS are scheduled on a Wednesday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 20 March 2025.
Read through reviews of airlines operating flights from Seattle to Las Vegas, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very Good
4,283 reviews
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very Good
9,756 reviews
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very Good
7,896 reviews
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,325 reviews
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,609 reviews
Southwest
8.1
Very Good
4,283 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Seattle to Las Vegas flight route?

    Within the past month, 62 users have taken a look at flights from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl.

  • What are the cheapest airlines flying from Seattle to Las Vegas round-trip?

    Cheapflights users have booked flights from Seattle to Las Vegas round-trip from $210. Other airlines that can offer you cheap pricing are Delta, from $216, and Southwest, from $232. You may be able to fly from Seattle to Las Vegas for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Las Vegas one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $109. Users have also found prices from $117 and $124 on United Airlines and Southwest, respectively.

  • What are the most reliable airlines from Seattle to Las Vegas?

    Before booking your flight to Las Vegas from Seattle, have a look at the most reliable airlines to get you to your destination on time: SkyWest Airlines (95%), WestJet (86%), Korean Air( 85%).

  • What are the cheapest flights from Seattle to Las Vegas?

    On average you can expect to pay $163 for a flight from Seattle to Las Vegas. The cheapest flight overall is $64 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $799.

  • Can I find deals for flights from Seattle to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Seattle to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Las Vegas.

  • Can I find deals for business class flights from Seattle to Las Vegas?

    Yes. Cheapflights offers flight deals from Seattle to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $978). Flying from Seattle to Las Vegas in December is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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