Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New York LaGuardia Airport to Seattle from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Seattle departing on 24/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from New York LaGuardia Airport to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Southwest Logo
14:05 - 20:00LGA-SEA
8h 55m1 stop
Southwest Logo
05:35 - 16:20SEA-LGA
7h 45m1 stop
$304Southwest
Find Deal
Fri, 7 Nov - Mon, 10 Nov
Southwest Logo
14:45 - 00:35LGA-SEA
12h 50m1 stop
Southwest Logo
06:35 - 17:45SEA-LGA
8h 10m1 stop
$312Southwest
Find Deal
Thu, 6 Nov - Tue, 11 Nov
Southwest Logo
11:20 - 23:00LGA-SEA
14h 40m2 stops
Southwest Logo
05:15 - 18:10SEA-LGA
9h 55m1 stop
$321Southwest
Find Deal
Wed, 22 Oct - Fri, 24 Oct
United Airlines Logo
06:00 - 12:47LGA-SEA
9h 47m1 stop
United Airlines Logo
23:30 - 11:07SEA-LGA
8h 37m1 stop
$343United Airlines
Find Deal
Thu, 30 Oct - Sun, 2 Nov
United Airlines Logo
06:00 - 12:47LGA-SEA
9h 47m1 stop
United Airlines Logo
23:30 - 10:07SEA-LGA
7h 37m1 stop
$350United Airlines
Find Deal
Sat, 15 Nov - Sat, 22 Nov
United Airlines Logo
14:56 - 20:44LGA-SEA
8h 48m1 stop
United Airlines Logo
23:59 - 10:07SEA-LGA
7h 08m1 stop
$397United Airlines
Find Deal
Fri, 24 Oct - Sun, 26 Oct
United Airlines Logo
17:19 - 22:30LGA-SEA
8h 11m1 stop
United Airlines Logo
05:00 - 17:17SEA-LGA
9h 17m2 stops
$404United Airlines
Find Deal
Wed, 22 Oct - Sat, 25 Oct
Delta Logo
17:00 - 22:25LGA-SEA
8h 25m1 stop
Delta Logo
23:05 - 09:06SEA-LGA
7h 01m1 stop
$423Delta
Find Deal
Tue, 3 Mar - Wed, 4 Mar
Delta Logo
09:30 - 14:24LGA-SEA
7h 54m1 stop
Delta Logo
06:00 - 15:52SEA-LGA
6h 52m1 stop
$426Delta
Find Deal
Tue, 3 Mar - Wed, 4 Mar
American Airlines Logo
17:30 - 23:18LGA-SEA
8h 48m1 stop
American Airlines Logo
00:41 - 11:29SEA-LGA
7h 48m1 stop
$532American Airlines
Find Deal
Mon, 17 Nov - Tue, 18 Nov

Southwest flights from New York LaGuardia Airport to Seattle

Our best Southwest deals on New York LaGuardia Airport to Seattle flight tickets
Southwest
7 Nov
LGA14:05New York LaGuardia
8h 55m
1 stop
SEA20:00Seattle/Tacoma Intl
10 Nov
SEA05:35Seattle/Tacoma Intl
7h 45m
1 stop
LGA16:20New York LaGuardia
$304
Find similar
Southwest
6 Nov
LGA14:45New York LaGuardia
12h 50m
1 stop
SEA00:35Seattle/Tacoma Intl
11 Nov
SEA06:35Seattle/Tacoma Intl
8h 10m
1 stop
LGA17:45New York LaGuardia
$312
Find similar
Southwest
22 Oct
LGA11:20New York LaGuardia
14h 40m
2 stops
SEA23:00Seattle/Tacoma Intl
24 Oct
SEA05:15Seattle/Tacoma Intl
9h 55m
1 stop
LGA18:10New York LaGuardia
$321
Find similar

United Airlines flights from New York LaGuardia Airport to Seattle

Our best United Airlines deals on New York LaGuardia Airport to Seattle flight tickets
United Airlines
30 Oct
LGA06:00New York LaGuardia
9h 47m
1 stop
SEA12:47Seattle/Tacoma Intl
2 Nov
SEA23:30Seattle/Tacoma Intl
8h 37m
1 stop
LGA11:07New York LaGuardia
$343
Find similar
United Airlines
15 Nov
LGA06:00New York LaGuardia
9h 47m
1 stop
SEA12:47Seattle/Tacoma Intl
22 Nov
SEA23:30Seattle/Tacoma Intl
7h 37m
1 stop
LGA10:07New York LaGuardia
$350
Find similar
United Airlines
24 Oct
LGA14:56New York LaGuardia
8h 48m
1 stop
SEA20:44Seattle/Tacoma Intl
27 Oct
SEA23:59Seattle/Tacoma Intl
7h 08m
1 stop
LGA10:07New York LaGuardia
$397
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from New York LaGuardia Airport 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 78,305 searches. Data last updated 12 October 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 7/11

14:05-20:00

1 stop8h 55m

Seattle/Tacoma Intl

Mon 10/11

05:35-16:20

1 stop7h 45m

$304

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Thu 6/11

14:45-00:35

1 stop12h 50m

Seattle/Tacoma Intl

Tue 11/11

06:35-17:45

1 stop8h 10m

$312

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 22/10

11:20-23:00

2 stops14h 40m

Seattle/Tacoma Intl

Fri 24/10

05:15-18:10

1 stop9h 55m

$321

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Thu 30/10

06:00-12:47

1 stop9h 47m

Seattle/Tacoma Intl

Sun 2/11

23:30-11:07

1 stop8h 37m

$343

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 15/11

06:00-12:47

1 stop9h 47m

Seattle/Tacoma Intl

Sat 22/11

23:30-10:07

1 stop7h 37m

$350

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 24/10

14:56-20:44

1 stop8h 48m

Seattle/Tacoma Intl

Sun 26/10

23:59-10:07

1 stop7h 08m

$397

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 22/10

17:19-22:30

1 stop8h 11m

Seattle/Tacoma Intl

Sat 25/10

05:00-17:17

2 stops9h 17m

$404

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 3/3

17:00-22:25

1 stop8h 25m

Seattle/Tacoma Intl

Wed 4/3

23:05-09:06

1 stop7h 01m

$423

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 3/3

09:30-14:24

1 stop7h 54m

Seattle/Tacoma Intl

Wed 4/3

06:00-15:52

1 stop6h 52m

$426

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Mon 17/11

17:30-23:18

1 stop8h 48m

Seattle/Tacoma Intl

Tue 18/11

00:41-11:29

1 stop7h 48m

$532

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from New York LaGuardia Airport 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 typical price of a round-trip flight between New York LaGuardia Airport and Seattle?

What is the cheapest month to fly to Seattle?

The month of October is, on average, the cheapest month to fly to Seattle from New York LaGuardia Airport, with most prices found around $349. If you are unable to visit Seattle during the month of October, then departing from New York LaGuardia Airport during the month January is also very affordable. Most momondo users find prices during this month for around $528.

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

The cheapest day to depart from New York LaGuardia Airport to Seattle is on a Friday. Travellers who choose to depart for Seattle on a Friday will often find tickets for as low as $620. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to Seattle for around $922.

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

According to our data, the cheapest time of day to fly to Seattle is in the afternoon. momondo users have found flights departing from New York LaGuardia Airport to Seattle in the afternoon for as low as $829. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the morning when prices are around $863.

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

You are more likely to see cheaper flights to Seattle from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $673 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from New York LaGuardia Airport for as low as $415 on momondo.

How have New York LaGuardia Airport to Seattle flight prices changed over time?

As of October 2025, prices for New York LaGuardia Airport to Seattle flights are approximately 31% cheaper when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap New York LaGuardia Airport to Seattle (LGA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Seattle

Direct flights

None
There are no direct flights from New York LaGuardia Airport to Seattle. There are no popular flight routes from New York LaGuardia Airport to Seattle.
Search flight deals

  • How far is New York LaGuardia to Seattle/Tacoma Intl by plane?

    The straight-line distance from New York LaGuardia to Seattle/Tacoma Intl is 3869.9 km. A reasonable flight in good conditions will take 7h 33m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How old do you have to be to fly from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia 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 licence 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 New York LaGuardia Airport to Seattle?

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from New York to Seattle?

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

Can I find flights from New York to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from New York which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New York to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seattle from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 11/11
Tue 18/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Washington

Spokane Airport