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Cheap flights from Seattle to Las Vegas from $88

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
13 Jul — 20 Jul1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl are usually found in October or September, booked 81 days in advance, depart on a Thursday or Tuesday and return on a Monday

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 8 July 2025.

Round-trip from

$152

One-way from

$88

Popular in

December

Cheapest in

October

Average price

$286
Southwest
  • Southwest
  • 16/8-20/8
  • Nonstop
  • 5h 20m total
  • Seattle to Las Vegas
Southwest
  • Southwest
  • 15/10
  • 1 total stop
  • 5h 50m total
  • Seattle to Las Vegas
Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 8 July 2025.

Sat 16/817:35SEA - LAS
Nonstop2h 40mSouthwest
Wed 20/820:10LAS - SEA
Nonstop2h 40mSouthwest
Deal found 7/7$152
Mon 4/817:30SEA - LAS
Nonstop2h 28mSpirit Airlines
Sat 9/813:40LAS - SEA
Nonstop2h 45mSpirit Airlines
Deal found 6/7$181
Tue 12/808:26SEA - LAS
Nonstop2h 39mAlaska Airlines
Tue 12/814:04LAS - SEA
Nonstop2h 46mAlaska Airlines
Deal found 7/7$192
Sat 9/817:30SEA - LAS
Nonstop2h 36mDelta
Mon 18/813:45LAS - SEA
Nonstop2h 42mDelta
Deal found 7/7$201
Wed 30/715:42SEA - LAS
Nonstop2h 34mHawaiian Airlines
Wed 30/719:45LAS - SEA
Nonstop2h 52mHawaiian Airlines
Deal found 7/7$244

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 8 July 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

Sat 16/8

17:35-20:15

Nonstop2h 40m

Las Vegas Harry Reid Intl

Wed 20/8

20:10-22:50

Nonstop2h 40m

$152

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 4/8

17:30-19:58

Nonstop2h 28m

Las Vegas Harry Reid Intl

Sat 9/8

13:40-16:25

Nonstop2h 45m

$181

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 12/8

08:26-11:05

Nonstop2h 39m

Las Vegas Harry Reid Intl

Tue 12/8

14:04-16:50

Nonstop2h 46m

$192

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 9/8

17:30-20:06

Nonstop2h 36m

Las Vegas Harry Reid Intl

Mon 18/8

13:45-16:27

Nonstop2h 42m

$201

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 30/7

15:42-18:16

Nonstop2h 34m

Las Vegas Harry Reid Intl

Wed 30/7

19:45-22:37

Nonstop2h 52m

$244

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 15/10

06:15-11:50

1 stop5h 35m

$88

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 23/8

17:41-20:17

Nonstop2h 36m

$101

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 29/7

10:40-13:19

Nonstop2h 39m

$128

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Thu 28/8

17:14-23:54

1 stop6h 40m

$129

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Thu 20/11

07:05-09:44

Nonstop2h 39m

$152

Flights are sorted by cheapest return flights first.

Deals found on 7/7

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 27 June 2025.

Booking 81 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 8 July 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 27% on flights from Seattle to Las Vegas by exploring options for tickets in the morning.

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 8 July 2025.

The most flights from SEA to LAS are scheduled on a Monday (61 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (29 on average).

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 8 July 2025.
See what other customers who have flown with Alaska Airlines, Southwest, andDelta from Seattle to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
8.0
Very Good

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Entertainment

7.1

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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?

  • 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 $152. Other airlines that can offer you cheap pricing are Spirit Airlines, from $181, and Alaska Airlines, from $192. You may be able to fly from Seattle to Las Vegas for 47% 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 Southwest. According to our data, you can fly for as low as $88. Users have also found prices from $101 and $128 on Delta and Alaska Airlines, 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: KLM (96%), Air France (89%), Delta( 88%).

  • 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

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