Las Vegas

$54+ Cheap flights from Seattle to Las Vegas (SEA - LAS)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
Jun 17 — Jun 241
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

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 June 12, 2025.

Round-trip from

$100
(Cheapflightsfares)

One-way from

$54
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$207

Good round-trip deal

$136 or less

Good one-way deal

$79 or less
From Seattle/Tacoma Intl to Las Vegas Harry Reid Intl
One-way flight from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl
Highest demand for flights based on searches. 7% potential increase in price ($14 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl.
Price to beat on a one-way flight from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl.

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 June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/154:58 pmSEA - LAS
Nonstop2h 36mSpirit Airlines
Sun 8/171:20 pmLAS - SEA
Nonstop2h 43mSpirit Airlines
Deal found 6/11$100
This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:00 pmSEA - LAS
Nonstop2h 38mFrontier
Thu 9/1812:02 pmLAS - SEA
Nonstop2h 58mFrontier
Deal found 6/12$106
This FlightHub deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/153:58 pmSEA - LAS
Nonstop2h 28mMultiple Airlines
Fri 6/2011:14 amLAS - SEA
Nonstop2h 57mMultiple Airlines
Deal found 6/10$108
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/247:10 amSEA - LAS
Nonstop2h 39mDelta
Wed 8/276:00 pmLAS - SEA
Nonstop2h 38mDelta
Deal found 6/12$157
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/75:59 pmSEA - LAS
Nonstop2h 39mAlaska Airlines
Tue 7/87:45 pmLAS - SEA
Nonstop2h 45mAlaska Airlines
Deal found 6/10$165
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:26 pmSEA - LAS
1 stop6h 49mUnited Airlines
Tue 10/79:49 amLAS - SEA
1 stop4h 35mUnited Airlines
Deal found 6/10$192
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/226:35 amSEA - LAS
2 stops6h 55mSouthwest
Fri 7/259:55 pmLAS - SEA
Nonstop2h 35mSouthwest
Deal found 6/10$200
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:59 pmSEA - LAS
1 stop6h 00mHawaiian Airlines
Mon 9/226:00 amLAS - SEA
1 stop4h 54mHawaiian Airlines
Deal found 6/10$216

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 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

Fri 8/15

4:58 pm-7:34 pm

Nonstop2h 36m

Las Vegas Harry Reid Intl

Sun 8/17

1:20 pm-4:03 pm

Nonstop2h 43m

$100

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 8/4

3:11 pm-5:56 pm

Nonstop2h 45m

Las Vegas Harry Reid Intl

Fri 8/8

11:14 am-2:06 pm

Nonstop2h 52m

$106

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 6/15

3:58 pm-6:26 pm

Nonstop2h 28m

Las Vegas Harry Reid Intl

Fri 6/20

11:14 am-2:11 pm

Nonstop2h 57m

$108

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 8/24

3:45 pm-6:24 pm

Nonstop2h 39m

Las Vegas Harry Reid Intl

Tue 8/26

9:55 am-12:35 pm

Nonstop2h 40m

$157

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 7/7

6:50 pm-9:26 pm

Nonstop2h 36m

Las Vegas Harry Reid Intl

Tue 7/8

7:45 pm-10:30 pm

Nonstop2h 45m

$165

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 7/22

6:35 am-1:30 pm

2 stops6h 55m

Las Vegas Harry Reid Intl

Fri 7/25

9:55 pm-12:30 am

Nonstop2h 35m

$200

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 8/9

5:59 pm-8:38 pm

Nonstop2h 39m

Las Vegas Harry Reid Intl

Sat 8/16

2:49 pm-8:50 pm

1 stop6h 01m

$211

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Fri 8/29

7:34 pm-12:44 am

1 stop5h 10m

Las Vegas Harry Reid Intl

Sun 8/31

6:00 am-1:30 pm

1 stop7h 30m

$239

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 8/5

5:30 pm-7:58 pm

Nonstop2h 28m

$54

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 8/24

3:25 pm-6:10 pm

Nonstop2h 45m

$59

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 17 results
1
2

The best insider tips for Seattle to Las Vegas flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Las Vegas trip
Airlines
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, ideal for short flights.


Spirit's self-service bag drop saves time; print your boarding pass beforehand to avoid fees.

Alaska Airlines

Alaska's Wi-Fi is a flat fee, great for getting work done on flights.


Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort.

Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.


Frontier's Economy Bundle includes a carry-on, seat selection, and no cancellation fees.

Read more about Frontierby Marisa Garcia
Airports
SEA

Plan to arrive at SEA at least two hours before your flight. Use SEA Spot Saver for a quicker security experience.

Read more about SEAby Brandon Schultz
LAS

For a quick exit from LAS, rideshare pickups are in the parking garage. Request your ride when near the garage.

Read more about LASby Ramsey Qubein
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LAS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 round-trip 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 round-trip flight from Seattle to Las Vegas. Price data was last updated on June 9, 2025.

The best time to book flights from Seattle to Las Vegas is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $198). Flying from Seattle to Las Vegas in March is currently the most expensive (average of $269). 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 June 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 8% on flights from Seattle to Las Vegas by exploring options for tickets at noon.

What is the cheapest day to fly from Seattle to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Las Vegas. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Seattle to Las Vegas flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 June 12, 2025.

The most flights from SEA to LAS are scheduled on a Thursday (59 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 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

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 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Seattle to Las Vegas. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Seattle to Las Vegas Travel Guide

Las Vegas, with its hot, dry weather and casino culture, provides a dramatic contrast with Seattle's wet, tech-driven lifestyle. From the moment you touch down in Vegas, the city's fun, relaxed vibe takes over. Whether you're in town to catch a concert or test your luck at the city's legendary casinos, this irresistible destination is sure to win you over. With Cheapflights, you can find great deals on flights from Seattle to Vegas.

Las Vegas is famous for its casinos, but when you need a break from the slot machines, the city offers plenty to keep you busy. Watch the iconic pirate ship show each evening at Treasure Island, or check out the live lions at the MGM Grand. If you're up for shopping, go upscale at the Venetian or take the bus down the strip to the Las Vegas Premium Outlets North for great deals on designer goods. Need an adrenaline rush? Enjoy heart-pounding carnival rides on top of the Stratosphere, or jump right off of the 829-foot tower at the Sky Jump. Step back in time with a walk through the Neon Boneyard, where you can check out signs from decades past. Best of all, all of Vegas activities are just a couple of hours from Seattle by plane.

Start planning your vacation to Las Vegas today with the Cheapflights smart search engine. Select from a full lineup of direct flights from Seattle, each designed to get you into Vegas in just a few hours.

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 long is the flight from Seattle to Las Vegas?

    A direct flight from Seattle to Las Vegas lasts between two and two and a half hours, depending on the time it takes to taxi to the runway.

  • Which airlines operate flights from Seattle to Las Vegas?

    A wide variety of domestic airlines fly between Seattle and Las Vegas, so it's a breeze to find a route on your favorite carrier. Select from major carriers such as Delta and Alaska Airlines, or opt for budget-friendly airlines including Spirit and Southwest.

  • How frequent are flights between Seattle and Las Vegas?

    With more than 16 daily flights, it's easy to get from Seattle to Las Vegas any time of day. With Cheapflights, you can find the route that best fits your schedule and budget.

  • Which airports serve Seattle to Las Vegas?

    Seattle has one major airport, the Seattle-Tacoma International Airport. When you arrive in Vegas, your flight lands at the McCarran International Airport, which lies just a few minutes by car from the world-famous Las Vegas Strip.

  • Which direct flight route between Seattle and Las Vegas is cheapest?

    Of all the airlines that fly between Seattle and Las Vegas, Spirit usually has the cheapest prices, with Alaska Airlines close on its heels. Cheapflights also makes it easy to find great deals on all other airlines that make the trip. If you're traveling with checked bags, be sure to add those costs to the final fare when making your ticket price comparisons.

  • What are the best ways to get to the airports in Seattle and Las Vegas?

    If you’re booking a flight to Las Vegas from Seattle, you are going to depart from Seattle–Tacoma International Airport which serves the Seattle metropolitan area and the larger state of Washington. It is very close to Downtown Seattle with the available transport options being either taxi, bus, or rental car via road or a train which stops at University St Station right in the heart of Downtown Seattle. When you get to Las Vegas, you’ll land at McCarran International Airport, only 17 minutes away from Downtown Las Vegas via the I-15 S.

  • Which airlines fly directly from Seattle to Las Vegas?

    Seattle to Las Vegas is a very popular route with about 1,000 passengers flying that route in either direction every week. Spirit and Frontier Airlines are the leading ones with Alaska Airlines offering occasional flights. All three airlines have some amazing amenities so you’re sure of a comfortable flight regardless of which one you go for. Spirit Airlines and Frontier, for example, offer loads of legroom as well as snacks in case you want to have a bite to eat during your flight to Las Vegas from Seattle. Alaska Airlines on the other hand provides free snacks as well as wireless internet to satisfy your streaming needs. The plane also has personal entertainment devices for passengers and power and USB outlets in case your devices run out of juice.

  • What are the stopover options between Seattle to Las Vegas?

    Regardless of the fact that it is quite a short trip, you can still choose to make a stopover on your way to Las Vegas. Connecting flights are relatively cheaper compared to direct flights so it is always a good way to save some money although it comes at the expense of increasing your carbon footprint. The most popular stopover options on this route are in San Francisco International Airport (SFO) and Los Angeles International Airport (LAX) each stopover could add about two hours to your total travel time so be sure to remember that to avoid any inconveniences. Just ensure that you pick the stopover option that best works for you.

  • Do I need a passport or visa to fly from Seattle to Las Vegas?

    Since your flight will be domestic, you will not have to go through customs upon arrival at McCarran International Airport. For that reason, neither a passport nor visa will be necessary. However, you will still need to verify your identity with the TSA officials so be prepared to issue your ID. If you don’t have one or maybe you have forgotten it, other acceptable identification documents include your passport or a state-issued drivers’ license, a US passport card, or even a US Department of Defense ID.

  • What airports do I use to fly from Seattle to Las Vegas?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Las Vegas Harry Reid Intl (LAS) is your only option if you wish to fly from Seattle to Las Vegas. On a typical day, there are 29 flights from Seattle/Tacoma Intl to Harry Reid Intl, all of which are around 2h 26m for a nonstop flight. You can also purchase a plane ticket from 8 airlines when you book a flight from Seattle/Tacoma Intl to Las Vegas.

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

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

    Currently priced at $100, Spirit Airlines will fly you from Seattle to Las Vegas and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Delta - these airlines can fly you to your destination from $106 and $157, respectively. You may be able to fly from Seattle to Las Vegas for 46% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $54 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $59 and United Airlines from $75 one-way.

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

    The top 3 most reliable airlines when flying from Seattle to Las Vegas are Scandinavian Airlines (100%), WestJet (96%) and KLM (95%).

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

    On average you can expect to pay $380 for a flight from Seattle to Las Vegas. The cheapest flight overall is $41 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $100.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $198). Flying from Seattle to Las Vegas in March is currently the most expensive (average of $269). 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 are the most eco-friendly airlines from Seattle to Las Vegas?

    When picking out your flights to Las Vegas from Seattle, there are a few more sustainable options of airlines to fly with. Both Spirit Airlines and Frontier Airlines offer flights that are considered to have less carbon emissions than other options for this same route. These specific choices are more eco-friendly since they have less emissions due to the aircraft models used for the flights having more efficient engines and burning less fuel. Spirit Airlines also encourages passengers to travel light by not including carry-on items with their tickets. Delta Airlines is another company that makes the direct route to Las Vegas From Seattle. Delta has committed to reaching carbon neutral sustainable travel since March 2020.

  • How can I fly more sustainably from Seattle to Las Vegas?

    When looking to travel by plane more sustainably, if you have a choice, book the flights that are direct and if possible during the day. Direct flights are known to burn less fuel since the take-off and landing are when the plane emits more carbon dioxide. The fact that it should be during the day is because the heat of the sunlight helps reflect some of the carbon emissions. Don’t pack more than what you need and keep the weight of your luggage within the airlines requirements and as low as possible. The fact that the aircraft weighs less with lighter luggage, means the plane will burn less fuel to get to Las Vegas, releasing less carbon emissions.

See more FAQs

Traveling to a place near Seattle?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Seattle to Las Vegas

Discover the top 8 airlines that operate flights from Seattle to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$44Average$135FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$45Average$126FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$79Average$235FlexibilityNo cancel feeOn-time85%
DeltaCheapest$97Average$233FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$131Average$278FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$137Average$281FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$201Average$457FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$206Average$358FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.