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Cheap flights from New York LaGuardia Airport to Seattle from $124

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 10/28. 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
0 bags

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Find the cheapest flights from New York LaGuardia Airport to Seattle

Cheap round-trip flights

American Airlines Logo
11:30 am - 5:29 pmLGA-SEA
8h 59m1 stop
American Airlines Logo
6:28 am - 6:29 pmSEA-LGA
9h 01m1 stop
$255American Airlines
Find Deal
sáb., sep. 13 - sáb., sep. 20
American Airlines Logo
2:11 pm - 8:09 pmLGA-SEA
8h 58m1 stop
American Airlines Logo
6:05 am - 4:14 pmSEA-LGA
7h 09m1 stop
$256American Airlines
Find Deal
mié., sep. 24 - mié., oct. 1
Delta Logo
4:59 pm - 10:06 pmLGA-SEA
8h 07m1 stop
Delta Logo
11:40 am - 10:42 pmSEA-LGA
8h 02m1 stop
$257Delta
Find Deal
mié., oct. 1 - mar., oct. 7
Frontier Logo
10:50 pm - 9:34 amLGA-SEA
13h 44m1 stop
Frontier Logo
6:41 am - 10:05 pmSEA-LGA
12h 24m1 stop
$258Frontier
Find Deal
sáb., ago. 30 - mié., sep. 3
Frontier Logo
10:50 pm - 9:34 amLGA-SEA
13h 44m1 stop
Frontier Logo
6:25 am - 10:05 pmSEA-LGA
12h 40m1 stop
$259Frontier
Find Deal
sáb., ago. 23 - sáb., ago. 30
Delta Logo
4:00 pm - 11:59 pmLGA-SEA
10h 59m1 stop
Delta Logo
6:00 am - 4:49 pmSEA-LGA
7h 49m1 stop
$262Delta
Find Deal
lun., ago. 18 - mié., sep. 3
United Airlines Logo
11:15 am - 6:52 pmLGA-SEA
10h 37m1 stop
United Airlines Logo
11:59 pm - 10:07 amSEA-LGA
7h 08m1 stop
$272United Airlines
Find Deal
jue., oct. 30 - dom., nov. 2
Southwest Logo
5:50 pm - 11:35 pmLGA-SEA
8h 45m1 stop
Southwest Logo
6:45 am - 9:30 pmSEA-LGA
11h 45m2 stops
$282Southwest
Find Deal
mar., sep. 2 - mar., sep. 9
United Airlines Logo
6:00 am - 12:47 pmLGA-SEA
9h 47m1 stop
United Airlines Logo
11:59 pm - 10:07 amSEA-LGA
7h 08m1 stop
$286United Airlines
Find Deal
sáb., nov. 1 - jue., nov. 6
Southwest Logo
2:10 pm - 10:50 pmLGA-SEA
11h 40m2 stops
Southwest Logo
5:15 am - 6:10 pmSEA-LGA
9h 55m1 stop
$292Southwest
Find Deal
mar., sep. 16 - jue., oct. 2

American Airlines flights from New York LaGuardia Airport to Seattle

Our best American Airlines deals on New York LaGuardia Airport to Seattle flight tickets
American Airlines
Sep 13
LGA11:30 amNew York LaGuardia
8h 59m
1 stop
SEA5:29 pmSeattle/Tacoma Intl
Sep 20
SEA6:28 amSeattle/Tacoma Intl
9h 01m
1 stop
LGA6:29 pmNew York LaGuardia
$255
Find similar
American Airlines
Sep 24
LGA2:11 pmNew York LaGuardia
8h 58m
1 stop
SEA8:09 pmSeattle/Tacoma Intl
Oct 1
SEA6:05 amSeattle/Tacoma Intl
7h 09m
1 stop
LGA4:14 pmNew York LaGuardia
$256
Find similar
American Airlines
Sep 16
LGA8:00 amNew York LaGuardia
8h 59m
1 stop
SEA1:59 pmSeattle/Tacoma Intl
Sep 19
SEA5:26 amSeattle/Tacoma Intl
8h 39m
1 stop
LGA5:05 pmNew York LaGuardia
$266
Find similar

Delta flights from New York LaGuardia Airport to Seattle

Our best Delta deals on New York LaGuardia Airport to Seattle flight tickets
Delta
Oct 1
LGA4:59 pmNew York LaGuardia
8h 07m
1 stop
SEA10:06 pmSeattle/Tacoma Intl
Oct 7
SEA11:40 amSeattle/Tacoma Intl
8h 02m
1 stop
LGA10:42 pmNew York LaGuardia
$257
Find similar
Delta
Aug 18
LGA4:00 pmNew York LaGuardia
10h 59m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Sep 3
SEA6:00 amSeattle/Tacoma Intl
7h 49m
1 stop
LGA4:49 pmNew York LaGuardia
$262
Find similar
Delta
Sep 25
LGA6:00 amNew York LaGuardia
7h 45m
1 stop
SEA10:45 amSeattle/Tacoma Intl
Sep 30
SEA6:00 amSeattle/Tacoma Intl
9h 59m
1 stop
LGA6:59 pmNew York LaGuardia
$267
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated julio 31, 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

sáb. 9/13

11:30 am-5:29 pm

1 stop8h 59m

Seattle/Tacoma Intl

sáb. 9/20

6:28 am-6:29 pm

1 stop9h 01m

$255

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

mié. 9/24

2:11 pm-8:09 pm

1 stop8h 58m

Seattle/Tacoma Intl

mié. 10/1

6:05 am-4:14 pm

1 stop7h 09m

$256

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

mié. 10/1

4:59 pm-10:06 pm

1 stop8h 07m

Seattle/Tacoma Intl

mar. 10/7

11:40 am-10:42 pm

1 stop8h 02m

$257

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

sáb. 8/30

10:50 pm-9:34 am

1 stop13h 44m

Seattle/Tacoma Intl

mié. 9/3

6:41 am-10:05 pm

1 stop12h 24m

$258

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

sáb. 8/23

10:50 pm-9:34 am

1 stop13h 44m

Seattle/Tacoma Intl

sáb. 8/30

6:25 am-10:05 pm

1 stop12h 40m

$259

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

lun. 8/18

4:00 pm-11:59 pm

1 stop10h 59m

Seattle/Tacoma Intl

mié. 9/3

6:00 am-4:49 pm

1 stop7h 49m

$262

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

jue. 10/30

11:15 am-6:52 pm

1 stop10h 37m

Seattle/Tacoma Intl

dom. 11/2

11:59 pm-10:07 am

1 stop7h 08m

$272

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

mar. 9/2

5:50 pm-11:35 pm

1 stop8h 45m

Seattle/Tacoma Intl

mar. 9/9

6:45 am-9:30 pm

2 stops11h 45m

$282

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

sáb. 11/1

6:00 am-12:47 pm

1 stop9h 47m

Seattle/Tacoma Intl

jue. 11/6

11:59 pm-10:07 am

1 stop7h 08m

$286

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

mar. 9/16

2:10 pm-10:50 pm

2 stops11h 40m

Seattle/Tacoma Intl

jue. 10/2

5:15 am-6:10 pm

1 stop9h 55m

$292

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 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 cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from New York LaGuardia Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $266. If you don’t want to visit Seattle in October, then you should wait until September to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of $286.

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

On average, the least expensive day to fly to Seattle from New York LaGuardia Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $468. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from New York LaGuardia Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $565.

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

Flying to Seattle from New York LaGuardia Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $408 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $565. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $432 when searching weeks out. 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 $295 on momondo.

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

As of July 2025, prices for New York LaGuardia Airport to Seattle flights are approximately 4% 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 round-trip 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

Best Price Found

$124

Fastest flight time

7h 39m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from New York LaGuardia Airport in the past 72 hours is $124. The best round-trip flight deal from New York LaGuardia Airport to Seattle found on momondo in the last 72 hours is $255.
The fastest flight from New York LaGuardia Airport to Seattle takes 7h 39m
There are no direct flights from New York LaGuardia Airport to Seattle. Popular non-direct route for this connection is New York LaGuardia Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

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

    Seattle/Tacoma Intl is 2404.7 mi away from New York LaGuardia. A reasonable flight in good conditions will take 7h 39m.

  • 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 are updated daily.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 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 New York LaGuardia Airport to Seattle?

  • What is the most popular airline from New York LaGuardia Airport to Seattle?

Best airlines flying from New York LaGuardia Airport to Seattle

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $138Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
American AirlinesPriceFrom $226Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $266Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
DeltaPriceFrom $277Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $311Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • United Airlines Flights From New York LaGuardia Airport to Seattle

    United Airlines is one of the most popular airlines flying from New York LaGuardia Airport to Seattle, operating 7 flights/week on average for this route. A good United Airlines flight deal for New York LaGuardia Airport to Seattle starts from $285 round-trip, up to an average price of $403. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Seattle?

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

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?

Flights from New York 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 New York 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 New York.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from New York and alert you when they change.

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