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Cheap flights from Las Vegas to Seattle from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Seattle departing on 12/8. 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 round-trip flights

Frontier Logo
12:32 pm - 3:31 pmLAS-SEA
2h 59mnonstop
Frontier Logo
1:47 pm - 4:29 pmSEA-LAS
2h 42mnonstop
$107Frontier
Find Deal
Thu, Oct 2 - Mon, Oct 6
Frontier Logo
3:29 pm - 6:32 pmLAS-SEA
3h 03mnonstop
Frontier Logo
11:43 am - 2:29 pmSEA-LAS
2h 46mnonstop
$108Frontier
Find Deal
Thu, Oct 30 - Mon, Nov 3
Frontier Logo
3:29 pm - 6:32 pmLAS-SEA
3h 03mnonstop
Frontier Logo
7:17 pm - 9:55 pmSEA-LAS
2h 38mnonstop
$109Frontier
Find Deal
Thu, Oct 30 - Thu, Nov 6
Multiple Airlines Logo
3:29 pm - 6:32 pmLAS-SEA
3h 03mnonstop
Multiple Airlines Logo
6:25 pm - 9:00 pmSEA-LAS
2h 35mnonstop
$111Multiple Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
Multiple Airlines Logo
12:18 pm - 3:16 pmLAS-SEA
2h 58mnonstop
Multiple Airlines Logo
8:52 pm - 11:29 pmSEA-LAS
2h 37mnonstop
$119Multiple Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13
Alaska Airlines Logo
10:11 am - 1:00 pmLAS-SEA
2h 49mnonstop
Alaska Airlines Logo
4:32 pm - 7:06 pmSEA-LAS
2h 34mnonstop
$131Alaska Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 15
Hawaiian Airlines Logo
11:09 am - 1:57 pmLAS-SEA
2h 48mnonstop
Hawaiian Airlines Logo
5:59 pm - 8:37 pmSEA-LAS
2h 38mnonstop
$137Hawaiian Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Hawaiian Airlines Logo
9:15 pm - 12:06 amLAS-SEA
2h 51mnonstop
Hawaiian Airlines Logo
5:59 pm - 8:37 pmSEA-LAS
2h 38mnonstop
$150Hawaiian Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13
Southwest Logo
8:10 pm - 10:55 pmLAS-SEA
2h 45mnonstop
Southwest Logo
1:20 pm - 8:30 pmSEA-LAS
7h 10m2 stops
$152Southwest
Find Deal
Wed, Oct 15 - Wed, Oct 22
Southwest Logo
12:00 pm - 7:15 pmLAS-SEA
7h 15m1 stop
Southwest Logo
1:20 pm - 8:30 pmSEA-LAS
7h 10m2 stops
$162Southwest
Find Deal
Wed, Oct 15 - Wed, Oct 22

Hawaiian Airlines flights from Las Vegas to Seattle

Our best Hawaiian Airlines deals on Las Vegas to Seattle flight tickets
Hawaiian Airlines
Oct 15
LAS11:09 amLas Vegas Harry Reid Intl
2h 48m
SEA1:57 pmSeattle/Tacoma Intl
Oct 22
SEA5:59 pmSeattle/Tacoma Intl
2h 38m
LAS8:37 pmLas Vegas Harry Reid Intl
$137
Find similar
Hawaiian Airlines
Oct 9
LAS9:15 pmLas Vegas Harry Reid Intl
2h 51m
SEA12:06 amSeattle/Tacoma Intl
Oct 13
SEA5:59 pmSeattle/Tacoma Intl
2h 38m
LAS8:37 pmLas Vegas Harry Reid Intl
$150
Find similar
Hawaiian Airlines
Oct 9
LAS8:00 amLas Vegas Harry Reid Intl
2h 49m
SEA10:49 amSeattle/Tacoma Intl
Oct 12
SEA8:52 pmSeattle/Tacoma Intl
2h 37m
LAS11:29 pmLas Vegas Harry Reid Intl
$154
Find similar

Frontier flights from Las Vegas to Seattle

Our best Frontier deals on Las Vegas to Seattle flight tickets
Frontier
Oct 2
LAS12:32 pmLas Vegas Harry Reid Intl
2h 59m
SEA3:31 pmSeattle/Tacoma Intl
Oct 6
SEA1:47 pmSeattle/Tacoma Intl
2h 42m
LAS4:29 pmLas Vegas Harry Reid Intl
$107
Find similar
Frontier
Oct 30
LAS3:29 pmLas Vegas Harry Reid Intl
3h 03m
SEA6:32 pmSeattle/Tacoma Intl
Nov 3
SEA11:43 amSeattle/Tacoma Intl
2h 46m
LAS2:29 pmLas Vegas Harry Reid Intl
$108
Find similar
Frontier
Oct 30
LAS3:29 pmLas Vegas Harry Reid Intl
3h 03m
SEA6:32 pmSeattle/Tacoma Intl
Nov 6
SEA7:17 pmSeattle/Tacoma Intl
2h 38m
LAS9:55 pmLas Vegas Harry Reid Intl
$109
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Seattle 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 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Las Vegas to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 10/2

12:32 pm-3:31 pm

Nonstop2h 59m

Seattle/Tacoma Intl

Mon 10/6

1:47 pm-4:29 pm

Nonstop2h 42m

$107

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 10/30

3:29 pm-6:32 pm

Nonstop3h 03m

Seattle/Tacoma Intl

Mon 11/3

11:43 am-2:29 pm

Nonstop2h 46m

$108

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 10/30

3:29 pm-6:32 pm

Nonstop3h 03m

Seattle/Tacoma Intl

Thu 11/6

7:17 pm-9:55 pm

Nonstop2h 38m

$109

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Sat 11/8

3:29 pm-6:32 pm

Nonstop3h 03m

Seattle/Tacoma Intl

Wed 11/12

6:25 pm-9:00 pm

Nonstop2h 35m

$111

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 10/9

12:18 pm-3:16 pm

Nonstop2h 58m

Seattle/Tacoma Intl

Mon 10/13

8:52 pm-11:29 pm

Nonstop2h 37m

$119

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Wed 10/15

10:11 am-1:00 pm

Nonstop2h 49m

Seattle/Tacoma Intl

Wed 10/15

4:32 pm-7:06 pm

Nonstop2h 34m

$131

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Wed 10/15

11:09 am-1:57 pm

Nonstop2h 48m

Seattle/Tacoma Intl

Wed 10/22

5:59 pm-8:37 pm

Nonstop2h 38m

$137

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 10/9

9:15 pm-12:06 am

Nonstop2h 51m

Seattle/Tacoma Intl

Mon 10/13

5:59 pm-8:37 pm

Nonstop2h 38m

$150

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Wed 10/15

8:10 pm-10:55 pm

Nonstop2h 45m

Seattle/Tacoma Intl

Wed 10/22

1:20 pm-8:30 pm

2 stops7h 10m

$152

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Wed 10/15

12:00 pm-7:15 pm

1 stop7h 15m

Seattle/Tacoma Intl

Wed 10/22

1:20 pm-8:30 pm

2 stops7h 10m

$162

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Las Vegas to Seattle

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 Seattle?

In general, October is the cheapest month to fly from Las Vegas to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $124. If you don’t want to visit Seattle in October, then you should wait until November to fly from Las Vegas, when ticket prices are also cheap, with an average price of $127.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Las Vegas is on a Friday. momondo users have found tickets for Friday departures for as low as $200. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Las Vegas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $598.

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

Flying to Seattle from Las Vegas in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $209 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $337. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Las Vegas Harry Reid Intl to Seattle/Tacoma Intl flight route?

Fly from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl for the best Las Vegas Harry Reid Intl - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $160 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Las Vegas for as low as $128 on momondo.

What cabin class options are available on Las Vegas Harry Reid Intl to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Las Vegas to Seattle flight prices changed over time?

As of September 2025, prices for Las Vegas to Seattle flights are approximately 104% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Seattle (LAS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Seattle

Best Price Found

$140

Fastest flight time

2h 38m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Las Vegas in the past 72 hours is $140. The best round-trip flight deal from Las Vegas to Seattle found on momondo in the last 72 hours is $148.
The fastest flight from Las Vegas to Seattle takes 2h 38m
Direct flights go from Las Vegas to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Las Vegas Harry Reid Intl to Seattle/Tacoma Intl by plane?

    There are 871.3 mi between Las Vegas Harry Reid Intl and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 2h 45m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma 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 license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma 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 Las Vegas to Seattle?

  • What is the most popular airline from Las Vegas to Seattle?

Best airlines flying from Las Vegas to Seattle

Compare and see reviews for airlines that fly from Las Vegas to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $43Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $46Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
DeltaPriceFrom $97Free CancellationRating
7.9
7,954 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $104Free CancellationRating
7.8
2,724 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $126Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $137Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

  • Alaska Airlines Flights From Las Vegas to Seattle

    Alaska Airlines is one of the most popular airlines flying from Las Vegas to Seattle, operating 12 flights/week on average for this route. A good Alaska Airlines flight deal for Las Vegas to Seattle starts from $126 round-trip, up to an average price of $207. Our users have rated Alaska Airlines at 8.0/10.

  • Southwest Flights From Las Vegas to Seattle

    $137 is the best Southwest flight deal from Las Vegas to Seattle found on momondo over the last 72 hours. The average Southwest ticket price found was closer to $235, however, with flight time and availability significantly affecting the price. Southwest (8.0/10 from 4,242 user reviews) flies into Seattle from Las Vegas 18 times in an average week so prices can vary.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Kirkland
Tukwila
Shoreline
Lakewood
Centralia
Fife
Cle Elum
Redmond
Westport

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Las Vegas to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Las Vegas to Seattle with flexible booking policies on momondo?

All flight searches from Las Vegas to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Las Vegas to Seattle?

Once you have performed a search for Las Vegas to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Las Vegas to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Las Vegas to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Seattle trip

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