How often are flights from Las Vegas to Seattle delayed?

Historically, on average around 12% of flights between Las Vegas and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

What is the most punctual flight time for Las Vegas to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Las Vegas to Seattle flights?

According to our data, Delta has had the least delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl?

Delta, Southwest, and Frontier are the most popular carriers operating from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl

How many flights depart from Las Vegas to Seattle on average per day?

The number of flights available between Las Vegas and Seattle is 33 per day as of January 2026. The most frequent departure time is 1:00p.m., with 43% of daily flights leaving at noon.

How many flights depart from Las Vegas to Seattle on average per week?

The number of flights available between Las Vegas and Seattle is 237 per week as of January 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

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 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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 67 Cheap Flights from Las Vegas to Seattle in 2026

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Find the cheapest flights from Las Vegas to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 8:44 a.m.

LAS

SEA

2h 44mdirect

8:20 p.m. - 10:53 p.m.

SEA

LAS

2h 33mdirect

C$ 133Delta

Thu, 12 Mar - Tue, 17 Mar

11:40 a.m. - 2:30 p.m.

LAS

SEA

2h 50mdirect

3:00 p.m. - 7:40 p.m.

SEA

LAS

4h 40m

1 stop

C$ 141Southwest

Thu, 5 Mar - Tue, 10 Mar

10:10 p.m. - 12:55 a.m.

LAS

SEA

2h 45mdirect

6:15 a.m. - 12:30 p.m.

SEA

LAS

6h 15m

1 stop

C$ 146Southwest

Fri, 27 Feb - Sun, 1 Mar

11:40 a.m. - 2:30 p.m.

LAS

SEA

2h 50mdirect

9:25 a.m. - 3:25 p.m.

SEA

LAS

6h 00m

2 stops

C$ 153Southwest

Thu, 5 Mar - Tue, 10 Mar

6:50 p.m. - 12:55 a.m.

LAS

SEA

6h 05m

1 stop

5:15 a.m. - 11:55 a.m.

SEA

LAS

6h 40m

1 stop

C$ 160Southwest

Fri, 27 Feb - Tue, 3 Mar

6:00 a.m. - 8:51 a.m.

LAS

SEA

2h 51mdirect

12:50 p.m. - 7:16 p.m.

SEA

LAS

6h 26m

1 stop

C$ 165Alaska Airlines

Tue, 17 Mar - Tue, 17 Mar

7:55 a.m. - 2:00 p.m.

LAS

SEA

6h 05m

1 stop

9:25 a.m. - 3:25 p.m.

SEA

LAS

6h 00m

2 stops

C$ 167Southwest

Thu, 5 Mar - Tue, 10 Mar

12:40 p.m. - 6:35 p.m.

LAS

SEA

5h 55m

1 stop

1:20 p.m. - 3:50 p.m.

SEA

LAS

2h 30mdirect

C$ 174Southwest

Tue, 24 Feb - Tue, 3 Mar

7:35 a.m. - 1:10 p.m.

LAS

SEA

5h 35m

1 stop

5:15 a.m. - 10:20 a.m.

SEA

LAS

5h 05m

1 stop

C$ 187Southwest

Sat, 28 Feb - Sun, 1 Mar

4:00 p.m. - 9:48 p.m.

LAS

SEA

5h 48m

1 stop

9:19 p.m. - 11:59 p.m.

SEA

LAS

2h 40mdirect

C$ 201Alaska Airlines

Wed, 29 Apr - Sun, 3 May

Southwest flights from Las Vegas to Seattle

Our best Southwest deals on Las Vegas to Seattle flight tickets

Southwest

5 Mar

LAS11:40 a.m.Las Vegas Harry Reid Intl

2h 50m

SEA2:30 p.m.Seattle/Tacoma Intl

10 Mar

SEA3:00 p.m.Seattle/Tacoma Intl

4h 40m

1 stop

LAS7:40 p.m.Las Vegas Harry Reid Intl

C$ 141

Southwest

27 Feb

LAS10:10 p.m.Las Vegas Harry Reid Intl

2h 45m

SEA12:55 a.m.Seattle/Tacoma Intl

1 Mar

SEA6:15 a.m.Seattle/Tacoma Intl

6h 15m

1 stop

LAS12:30 p.m.Las Vegas Harry Reid Intl

C$ 146

Southwest

5 Mar

LAS11:40 a.m.Las Vegas Harry Reid Intl

2h 50m

SEA2:30 p.m.Seattle/Tacoma Intl

10 Mar

SEA9:25 a.m.Seattle/Tacoma Intl

6h 00m

2 stops

LAS3:25 p.m.Las Vegas Harry Reid Intl

C$ 153

Alaska Airlines flights from Las Vegas to Seattle

Our best Alaska Airlines deals on Las Vegas to Seattle flight tickets

Alaska Airlines

17 Mar

LAS6:00 a.m.Las Vegas Harry Reid Intl

2h 51m

SEA8:51 a.m.Seattle/Tacoma Intl

17 Mar

SEA12:50 p.m.Seattle/Tacoma Intl

6h 26m

1 stop

LAS7:16 p.m.Las Vegas Harry Reid Intl

C$ 165

Alaska Airlines

29 Apr

LAS4:00 p.m.Las Vegas Harry Reid Intl

5h 48m

1 stop

SEA9:48 p.m.Seattle/Tacoma Intl

3 May

SEA9:19 p.m.Seattle/Tacoma Intl

2h 40m

LAS11:59 p.m.Las Vegas Harry Reid Intl

C$ 201

Alaska Airlines

7 Mar

LAS6:00 a.m.Las Vegas Harry Reid Intl

2h 51m

SEA8:51 a.m.Seattle/Tacoma Intl

11 Mar

SEA3:40 p.m.Seattle/Tacoma Intl

6h 48m

1 stop

LAS10:28 p.m.Las Vegas Harry Reid Intl

C$ 215

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 12/3

6:00 a.m.-8:44 a.m.

Nonstop2h 44m

Seattle/Tacoma Intl

Tue 17/3

8:20 p.m.-10:53 p.m.

Nonstop2h 33m

C$ 133

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 5/3

11:40 a.m.-2:30 p.m.

Nonstop2h 50m

Seattle/Tacoma Intl

Tue 10/3

3:00 p.m.-7:40 p.m.

1 stop4h 40m

C$ 141

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Fri 27/2

10:10 p.m.-12:55 a.m.

Nonstop2h 45m

Seattle/Tacoma Intl

Sun 1/3

6:15 a.m.-12:30 p.m.

1 stop6h 15m

C$ 146

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 5/3

11:40 a.m.-2:30 p.m.

Nonstop2h 50m

Seattle/Tacoma Intl

Tue 10/3

9:25 a.m.-3:25 p.m.

2 stops6h 00m

C$ 153

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Fri 27/2

6:50 p.m.-12:55 a.m.

1 stop6h 05m

Seattle/Tacoma Intl

Tue 3/3

5:15 a.m.-11:55 a.m.

1 stop6h 40m

C$ 160

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Tue 17/3

6:00 a.m.-8:51 a.m.

Nonstop2h 51m

Seattle/Tacoma Intl

Tue 17/3

12:50 p.m.-7:16 p.m.

1 stop6h 26m

C$ 165

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 5/3

7:55 a.m.-2:00 p.m.

1 stop6h 05m

Seattle/Tacoma Intl

Tue 10/3

9:25 a.m.-3:25 p.m.

2 stops6h 00m

C$ 167

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Tue 24/2

12:40 p.m.-6:35 p.m.

1 stop5h 55m

Seattle/Tacoma Intl

Tue 3/3

1:20 p.m.-3:50 p.m.

Nonstop2h 30m

C$ 174

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Sat 28/2

7:35 a.m.-1:10 p.m.

1 stop5h 35m

Seattle/Tacoma Intl

Sun 1/3

5:15 a.m.-10:20 a.m.

1 stop5h 05m

C$ 187

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Wed 29/4

4:00 p.m.-9:48 p.m.

1 stop5h 48m

Seattle/Tacoma Intl

Sun 3/5

9:19 p.m.-11:59 p.m.

Nonstop2h 40m

C$ 201

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 204.

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 C$ 224 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 C$ 180 on momondo.

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

There are 2 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.

Can stopping save me money on Las Vegas to Seattle flights?

No. A direct flight is the cheapest option for a flight between Las Vegas to Seattle.

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

As of January 2026, prices for Las Vegas to Seattle flights are approximately 25% cheaper 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

Fastest flight time	2h 51m
Direct flights	Every day
Airports in Seattle	1 airport

The fastest flight from Las Vegas to Seattle takes 2h 51m

Direct flights go from Las Vegas to Seattle every day.

There is 1 airport in Seattle. From Las Vegas there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

How far is Las Vegas Harry Reid Intl to Seattle/Tacoma Intl by plane?
The distance between Las Vegas Harry Reid Intl and Seattle/Tacoma Intl is about 1402.2 km. Flights usually cover this in 2h 51m, depending on flying conditions and air traffic around both airports.
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 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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Las Vegas to Seattle?
Based on momondo bookings for flights between Las Vegas and Seattle, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 25.77% of the total bookings. Other popular models include Boeing 737-900 with 19.34%, Airbus A321neo with 13.56%, and Boeing 737 MAX 8 with 8.67%.

Lynnwood

Leavenworth

Tacoma

Marysville

SeaTac

Redmond

Kirkland

Tukwila

Olympia

Ocean Shores

Bainbridge Island

Ellensburg

Gig Harbor

Renton

Mukilteo

Cle Elum

Centralia

Puyallup

Kent

Edmonds

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Las Vegas.

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

Flights from Las Vegas to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Las Vegas.

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

Yes momondo offers price alerts on flights to Seattle from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Las Vegas to Seattle from C$ 67

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 18/3. 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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Filter for what you want

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Southwest flights from Las Vegas to Seattle

Our best Southwest deals on Las Vegas to Seattle flight tickets

Alaska Airlines flights from Las Vegas to Seattle

Our best Alaska Airlines deals on Las Vegas to Seattle flight tickets

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Use the filters below to find and compare flights from Las Vegas to Seattle that are best for you.

See travel insights to Seattle from

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

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 204.

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?

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

There are 2 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.

Can stopping save me money on Las Vegas to Seattle flights?

No. A direct flight is the cheapest option for a flight between Las Vegas to Seattle.

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

As of January 2026, prices for Las Vegas to Seattle flights are approximately 25% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl?

Delta, Southwest, and Frontier are the most popular carriers operating from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl

How often are flights from Las Vegas to Seattle delayed?

Historically, on average around 12% of flights between Las Vegas and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

What is the most punctual flight time for Las Vegas to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Las Vegas to Seattle flights?

According to our data, Delta has had the least delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

How many flights depart from Las Vegas to Seattle on average per day?

The number of flights available between Las Vegas and Seattle is 33 per day as of January 2026. The most frequent departure time is 1:00p.m., with 43% of daily flights leaving at noon.

How many flights depart from Las Vegas to Seattle on average per week?

The number of flights available between Las Vegas and Seattle is 237 per week as of January 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

When to book flights from Las Vegas to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

When did momondo last update prices 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?

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

What is the most popular plane model from Las Vegas to Seattle?

Travelling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington