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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
21 Feb — 28 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl are usually found in March or February, booked 54 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Seattle to Las Vegas
Enter your travel dates to find the best prices.
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 22 January 2026.
Tue 17/321:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Thu 19/308:00
LAS
-
SEA
Nonstop2h 53m
Alaska Airlines
Deal found 20/1$144
Tue 31/315:00
SEA
-
LAS
1 stop4h 40m
Southwest
Wed 1/416:45
LAS
-
SEA
Nonstop2h 50m
Southwest
Deal found 20/1$153
Fri 6/318:00
SEA
-
LAS
1 stop5h 55m
Southwest
Tue 10/321:35
LAS
-
SEA
Nonstop2h 45m
Southwest
Deal found 21/1$158
Sat 7/321:22
SEA
-
LAS
Nonstop2h 33m
Hawaiian Airlines
Sat 14/306:00
LAS
-
SEA
Nonstop2h 51m
Hawaiian Airlines
Deal found 21/1$163
Tue 31/305:45
SEA
-
LAS
2 stops6h 35m
Southwest
Mon 6/422:40
LAS
-
SEA
Nonstop2h 45m
Southwest
Deal found 20/1$166
Sun 1/314:55
SEA
-
LAS
Nonstop2h 31m
Alaska Airlines
Wed 4/306:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$172
Tue 24/216:40
SEA
-
LAS
1 stop5h 20m
Southwest
Fri 27/213:10
LAS
-
SEA
1 stop4h 35m
Southwest
Deal found 20/1$173
Mon 2/309:50
SEA
-
LAS
1 stop6h 20m
Southwest
Wed 4/312:00
LAS
-
SEA
2 stops6h 35m
Southwest
Deal found 20/1$181
Tue 17/313:50
SEA
-
LAS
1 stop5h 26m
Alaska Airlines
Fri 20/306:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 20/1$188
Tue 17/309:25
SEA
-
LAS
2 stops6h 00m
Southwest
Sat 21/305:20
LAS
-
SEA
1 stop8h 30m
Southwest
Deal found 21/1$190
Sat 21/317:30
SEA
-
LAS
Nonstop2h 25m
Delta
Sat 28/306:00
LAS
-
SEA
Nonstop2h 46m
Delta
Deal found 20/1$203
Sat 21/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Wed 25/207:00
LAS
-
SEA
1 stop11h 40m
Alaska Airlines
Deal found 21/1$207
Best flights from Seattle to Las Vegas
Discover carefully curated flight deals from Seattle to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 January 2026.
Sun 19/410:45
SEA
-
LAS
Nonstop2h 29m
Delta
Thu 23/406:00
LAS
-
SEA
Nonstop2h 50m
Delta
Deal found 20/1$144
Wed 25/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Tue 10/307:00
LAS
-
SEA
Nonstop2h 53m
Alaska Airlines
Deal found 20/1$144
Fri 6/318:00
SEA
-
LAS
1 stop5h 55m
Southwest
Tue 10/321:35
LAS
-
SEA
Nonstop2h 45m
Southwest
Deal found 21/1$158
Sun 19/410:45
SEA
-
LAS
Nonstop2h 29m
Delta
Tue 21/418:59
LAS
-
SEA
Nonstop2h 56m
Delta
Deal found 20/1$144
Mon 16/320:20
SEA
-
LAS
Nonstop2h 33m
Delta
Wed 18/306:00
LAS
-
SEA
Nonstop2h 46m
Delta
Deal found 21/1$144
Wed 18/209:55
SEA
-
LAS
1 stop7h 40m
Southwest
Wed 25/209:30
LAS
-
SEA
Nonstop2h 50m
Southwest
Deal found 21/1$158
Tue 24/315:00
SEA
-
LAS
1 stop4h 40m
Southwest
Wed 25/307:45
LAS
-
SEA
1 stop6h 05m
Southwest
Deal found 21/1$166
Mon 13/409:29
SEA
-
LAS
Nonstop2h 39m
Alaska Airlines
Wed 22/406:00
LAS
-
SEA
1 stop8h 06m
Alaska Airlines
Deal found 20/1$188
Tue 17/321:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Thu 19/317:53
LAS
-
SEA
1 stop6h 06m
Alaska Airlines
Deal found 20/1$188
Mon 2/311:30
SEA
-
LAS
1 stop7h 00m
Southwest
Wed 4/309:00
LAS
-
SEA
2 stops7h 00m
Southwest
Deal found 21/1$181
Tue 17/309:25
SEA
-
LAS
2 stops6h 00m
Southwest
Thu 19/317:40
LAS
-
SEA
2 stops6h 10m
Southwest
Deal found 20/1$188
Direct flights from Seattle to Las Vegas
Explore direct flight options from Seattle to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 January 2026.
Tue 17/321:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Thu 19/308:00
LAS
-
SEA
Nonstop2h 53m
Alaska Airlines
Deal found 20/1$144
Tue 17/219:30
SEA
-
LAS
Nonstop2h 30m
Delta
Wed 18/206:00
LAS
-
SEA
Nonstop2h 50m
Delta
Deal found 19/1$158
Sat 7/321:22
SEA
-
LAS
Nonstop2h 33m
Hawaiian Airlines
Sat 14/306:00
LAS
-
SEA
Nonstop2h 51m
Hawaiian Airlines
Deal found 21/1$163
Sun 1/314:55
SEA
-
LAS
Nonstop2h 31m
Alaska Airlines
Wed 4/306:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$172
Sat 28/220:20
SEA
-
LAS
Nonstop2h 36m
Alaska Airlines
Sat 7/306:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 20/1$173
Sat 21/317:30
SEA
-
LAS
Nonstop2h 25m
Delta
Tue 24/318:59
LAS
-
SEA
Nonstop2h 49m
Delta
Deal found 21/1$203
Tue 17/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Fri 20/206:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$210
Thu 16/420:05
SEA
-
LAS
Nonstop2h 36m
Delta
Thu 23/416:24
LAS
-
SEA
Nonstop2h 56m
Delta
Deal found 20/1$218
Thu 5/306:15
SEA
-
LAS
Nonstop2h 30m
Southwest
Mon 9/322:40
LAS
-
SEA
Nonstop2h 45m
Southwest
Deal found 20/1$232
Mon 6/421:26
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Fri 10/406:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$240
Sat 28/318:13
SEA
-
LAS
Nonstop2h 36m
Alaska Airlines
Sat 4/406:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$247
Thu 16/406:15
SEA
-
LAS
Nonstop2h 25m
Southwest
Sun 19/407:10
LAS
-
SEA
Nonstop2h 50m
Southwest
Deal found 21/1$255
Last-minute flights from Seattle to Las Vegas
Discover last-minute flight deals from Seattle to Las Vegas. Data last updated 22 January 2026 and is based on user searches.
Wed 11/211:20
SEA
-
LAS
1 stop6h 00m
Southwest
Thu 12/213:00
LAS
-
SEA
Nonstop2h 55m
Southwest
Deal found 21/1$232
Tue 17/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Fri 20/206:00
LAS
-
SEA
Nonstop2h 51m
Alaska Airlines
Deal found 21/1$210
Wed 18/220:00
SEA
-
LAS
Nonstop2h 32m
Delta
Wed 25/216:00
LAS
-
SEA
Nonstop2h 51m
Delta
Deal found 21/1$144
Wed 18/209:55
SEA
-
LAS
1 stop7h 40m
Southwest
Wed 25/209:30
LAS
-
SEA
Nonstop2h 50m
Southwest
Deal found 21/1$158
Wed 18/217:48
SEA
-
LAS
Nonstop2h 34m
Alaska Airlines
Wed 25/207:00
LAS
-
SEA
1 stop6h 55m
Alaska Airlines
Deal found 20/1$218
Sat 21/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Wed 25/207:00
LAS
-
SEA
1 stop11h 40m
Alaska Airlines
Deal found 21/1$207
Tue 24/213:20
SEA
-
LAS
Nonstop2h 30m
Southwest
Thu 26/217:05
LAS
-
SEA
2 stops6h 20m
Southwest
Deal found 20/1$166
Tue 24/214:05
SEA
-
LAS
1 stop7h 20m
Southwest
Sat 28/207:35
LAS
-
SEA
1 stop5h 35m
Southwest
Deal found 21/1$173
Wed 25/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Fri 6/317:58
LAS
-
SEA
1 stop5h 42m
Alaska Airlines
Deal found 20/1$188
Thu 26/219:30
SEA
-
LAS
Nonstop2h 30m
Delta
Tue 10/311:00
LAS
-
SEA
Nonstop2h 48m
Delta
Deal found 20/1$203
Sat 28/221:22
SEA
-
LAS
Nonstop2h 33m
Alaska Airlines
Sat 7/307:00
LAS
-
SEA
1 stop14h 48m
Alaska Airlines
Deal found 21/1$222
One-way flights from Seattle to Las Vegas
Search for one-way flight options from Seattle to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 22 January 2026.
Tue 10/215:15
SEA
-
LAS
Nonstop2h 26m
Delta
Deal found 20/1$73
Wed 25/315:00
SEA
-
LAS
1 stop4h 40m
Southwest
Deal found 20/1$80
Sat 7/311:10
SEA
-
LAS
1 stop6h 35m
Southwest
Deal found 20/1$87
Thu 26/206:15
SEA
-
LAS
1 stop6h 15m
Southwest
Deal found 20/1$102
Tue 3/315:40
SEA
-
LAS
1 stop6h 48m
Alaska Airlines
Deal found 21/1$117
Thu 5/221:25
SEA
-
LAS
Nonstop2h 34m
Frontier
Deal found 19/1$118
Sat 21/317:30
SEA
-
LAS
Nonstop2h 25m
Delta
Deal found 21/1$132
Sun 22/320:10
SEA
-
LAS
Nonstop2h 36m
Alaska Airlines
Deal found 19/1$139
Wed 11/205:00
SEA
-
LAS
1 stop5h 42m
United Airlines
Deal found 20/1$154
Find 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 22 January 2026.
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 22 January 2026.
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 19/4
10:45-13:14
Nonstop2h 29m
Las Vegas Harry Reid Intl
Thu 23/4
06:00-08:50
Nonstop2h 50m
$144
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 25/2
21:22-23:55
Nonstop2h 33m
Las Vegas Harry Reid Intl
Tue 10/3
07:00-09:53
Nonstop2h 53m
$144
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sun 19/4
10:45-13:14
Nonstop2h 29m
Las Vegas Harry Reid Intl
Tue 21/4
18:59-21:55
Nonstop2h 56m
$144
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Mon 16/3
20:20-22:53
Nonstop2h 33m
Las Vegas Harry Reid Intl
Wed 18/3
06:00-08:46
Nonstop2h 46m
$144
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Fri 6/3
18:00-23:55
1 stop5h 55m
Las Vegas Harry Reid Intl
Tue 10/3
21:35-00:20
Nonstop2h 45m
$158
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 18/2
09:55-17:35
1 stop7h 40m
Las Vegas Harry Reid Intl
Wed 25/2
09:30-12:20
Nonstop2h 50m
$158
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 24/3
15:00-19:40
1 stop4h 40m
Las Vegas Harry Reid Intl
Wed 25/3
07:45-13:50
1 stop6h 05m
$166
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Mon 2/3
11:30-18:30
1 stop7h 00m
Las Vegas Harry Reid Intl
Wed 4/3
09:00-16:00
2 stops7h 00m
$181
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Mon 13/4
09:29-12:08
Nonstop2h 39m
Las Vegas Harry Reid Intl
Wed 22/4
06:00-14:06
1 stop8h 06m
$188
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 17/3
21:22-23:55
Nonstop2h 33m
Las Vegas Harry Reid Intl
Thu 19/3
17:53-23:59
1 stop6h 06m
$188
Flights are sorted by cheapest return flights first.
Deals found on 21/1
Showing 1-10 of 23 results
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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
Prices
Airlines
Delays
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 16 January 2026.
Booking 54 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 $71). Flying from Seattle to Las Vegas in July is currently the most expensive (average of $148). 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 22 January 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 41% on flights from Seattle to Las Vegas by exploring options for tickets in the evening.
How much does it cost for a return flight from Seattle to Las Vegas?
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 22 January 2026.
The most flights from SEA to LAS are scheduled on a Monday (50 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How often are flights from Seattle to Las Vegas delayed?
About 16% of weekly flights between Seattle and Las Vegas have experienced delays in the past year, with the average delay time being 127 minutes.
What is the most punctual flight time for Seattle to Las Vegas flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to Las Vegas flights?
Over the past year, Delta have had the lowest number of delays on this route, with just 10% of flights being delayed.
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, 16 users have taken a look at flights from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl.
How long is the flight from Seattle to Las Vegas?
Airlines like Delta, Alaska Airlines, and Southwest fly from Seattle to Las Vegas in about 2h 29m. The time it takes to get you to your destination can typically vary by up to 3h 26m. The distance from Seattle to Las Vegas is about 1394 km. Both multi-stop and direct flights can be found to your destination and back.
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 (100%), Alaska Airlines (81%), Hawaiian Airlines( 79%).
What are the cheapest flights from Seattle to Las Vegas?
On average you can expect to pay $214 for a flight from Seattle to Las Vegas. The cheapest flight overall is $116 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $332.
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 $71). Flying from Seattle to Las Vegas in July is currently the most expensive (average of $148). 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.
Explore flights to Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 January 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to Las Vegas?
Cheapflights helps you search for flights from Seattle to Las Vegas via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Seattle to Las Vegas?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Las Vegas for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Seattle to Las Vegas with no change fees?
Yes! Cheapflights helps users easily find flights from Seattle to Las Vegas with no change fees.
Can Cheapflights notify me if prices for flights from Seattle to Las Vegas become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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