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Cheap flights from Seattle to New York from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to New York departing on 6/9. 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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0 bags

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Find the cheapest flights from Seattle to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 6:20 pm
SEA
-
LGA
9h 20m
1 stop
American Airlines Logo
5:25 pm - 11:59 pm
LGA
-
SEA
9h 34m
1 stop
$297American Airlines
Wed, Sep 2 - Sat, Sep 5
American Airlines Logo
10:27 am - 9:29 pm
SEA
-
LGA
8h 02m
1 stop
American Airlines Logo
5:27 pm - 12:41 am
LGA
-
SEA
10h 14m
1 stop
$298American Airlines
Wed, Jun 3 - Sat, Jun 6
American Airlines Logo
11:58 pm - 10:13 am
SEA
-
LGA
7h 15m
1 stop
American Airlines Logo
7:18 pm - 12:41 am
LGA
-
SEA
8h 23m
1 stop
$299American Airlines
Tue, Jun 2 - Sat, Jun 6
United Airlines Logo
11:20 pm - 9:48 am
SEA
-
LGA
7h 28m
1 stop
United Airlines Logo
2:51 pm - 8:46 pm
LGA
-
SEA
8h 55m
1 stop
$307United Airlines
Thu, May 28 - Tue, Jun 2
Southwest Logo
6:45 am - 11:10 pm
SEA
-
LGA
13h 25m
1 stop
Southwest Logo
3:55 pm - 12:20 am
LGA
-
SEA
11h 25m
1 stop
$308Southwest
Sat, Jun 6 - Tue, Jun 9
Delta Logo
6:00 am - 7:00 pm
SEA
-
LGA
10h 00m
1 stop
Delta Logo
6:15 pm - 11:59 pm
LGA
-
SEA
8h 44m
1 stop
$316Delta
Sat, May 30 - Sat, Jun 6
Delta Logo
8:38 am - 8:30 pm
SEA
-
LGA
8h 52m
1 stop
Delta Logo
2:29 pm - 10:05 pm
LGA
-
SEA
10h 36m
1 stop
$317Delta
Tue, Aug 18 - Wed, Aug 26
American Airlines Logo
5:10 am - 5:04 pm
SEA
-
LGA
8h 54m
1 stop
American Airlines Logo
7:15 pm - 12:41 am
LGA
-
SEA
8h 26m
1 stop
$318American Airlines
Fri, Jun 5 - Tue, Jun 9
Southwest Logo
10:45 pm - 9:45 am
SEA
-
LGA
8h 00m
1 stop
Southwest Logo
3:05 pm - 11:30 pm
LGA
-
SEA
11h 25m
2 stops
$322Southwest
Tue, Jul 21 - Tue, Jul 28
Southwest Logo
5:00 am - 3:50 pm
SEA
-
LGA
7h 50m
1 stop
Southwest Logo
12:35 pm - 12:35 am
LGA
-
SEA
15h 00m
2 stops
$323Southwest
Sat, Jun 6 - Sat, Jun 13

United Airlines flights from Seattle to New York LaGuardia Airport

Our best United Airlines deals on Seattle to New York LaGuardia Airport flight tickets
United Airlines
May 28
SEA11:20 pmSeattle/Tacoma Intl
7h 28m
1 stop
LGA9:48 amNew York LaGuardia
Jun 2
LGA2:51 pmNew York LaGuardia
8h 55m
1 stop
SEA8:46 pmSeattle/Tacoma Intl
$307
United Airlines
Aug 20
SEA11:00 pmSeattle/Tacoma Intl
7h 13m
1 stop
LGA9:13 amNew York LaGuardia
Aug 23
LGA4:59 pmNew York LaGuardia
9h 05m
1 stop
SEA11:04 pmSeattle/Tacoma Intl
$351
United Airlines
Aug 25
SEA10:47 pmSeattle/Tacoma Intl
7h 25m
1 stop
LGA9:12 amNew York LaGuardia
Aug 31
LGA4:59 pmNew York LaGuardia
9h 12m
1 stop
SEA11:11 pmSeattle/Tacoma Intl
$361

American Airlines flights from Seattle to New York LaGuardia Airport

Our best American Airlines deals on Seattle to New York LaGuardia Airport flight tickets
American Airlines
Sep 2
SEA6:00 amSeattle/Tacoma Intl
9h 20m
1 stop
LGA6:20 pmNew York LaGuardia
Sep 5
LGA5:25 pmNew York LaGuardia
9h 34m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$297
American Airlines
Jun 3
SEA10:27 amSeattle/Tacoma Intl
8h 02m
1 stop
LGA9:29 pmNew York LaGuardia
Jun 6
LGA5:27 pmNew York LaGuardia
10h 14m
1 stop
SEA12:41 amSeattle/Tacoma Intl
$298
American Airlines
Jun 2
SEA11:58 pmSeattle/Tacoma Intl
7h 15m
1 stop
LGA10:13 amNew York LaGuardia
Jun 6
LGA7:18 pmNew York LaGuardia
8h 23m
1 stop
SEA12:41 amSeattle/Tacoma Intl
$299

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to New York LaGuardia Airport 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 May 9, 2026.
Use the filters below to find and compare flights from Seattle to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 9/2

6:00 am-6:20 pm

1 stop9h 20m

New York LaGuardia

Sat 9/5

5:25 pm-11:59 pm

1 stop9h 34m

$297

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 6/3

10:27 am-9:29 pm

1 stop8h 02m

New York LaGuardia

Sat 6/6

5:27 pm-12:41 am

1 stop10h 14m

$298
Quickest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 6/2

11:58 pm-10:13 am

1 stop7h 15m

New York LaGuardia

Sat 6/6

7:18 pm-12:41 am

1 stop8h 23m

$299

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 5/28

11:20 pm-9:48 am

1 stop7h 28m

New York LaGuardia

Tue 6/2

2:51 pm-8:46 pm

1 stop8h 55m

$307

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 6/6

6:45 am-11:10 pm

1 stop13h 25m

New York LaGuardia

Tue 6/9

3:55 pm-12:20 am

1 stop11h 25m

$308

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 5/30

6:00 am-7:00 pm

1 stop10h 00m

New York LaGuardia

Sat 6/6

6:15 pm-11:59 pm

1 stop8h 44m

$316

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 8/18

8:38 am-8:30 pm

1 stop8h 52m

New York LaGuardia

Wed 8/26

2:29 pm-10:05 pm

1 stop10h 36m

$317

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 6/5

5:10 am-5:04 pm

1 stop8h 54m

New York LaGuardia

Tue 6/9

7:15 pm-12:41 am

1 stop8h 26m

$318

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 7/21

10:45 pm-9:45 am

1 stop8h 00m

New York LaGuardia

Tue 7/28

3:05 pm-11:30 pm

2 stops11h 25m

$322

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 6/6

5:00 am-3:50 pm

1 stop7h 50m

New York LaGuardia

Sat 6/13

12:35 pm-12:35 am

2 stops15h 00m

$323

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 New York from

How to get the cheapest flight ticket from Seattle to New York LaGuardia Airport

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 Seattle and New York LaGuardia Airport?

What is the cheapest month to fly to New York LaGuardia Airport?

The cheapest month to fly to New York LaGuardia Airport from Seattle is in January. Flight prices, which tend to average around $276, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in January, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $296.

How far in advance should I book a flight from Seattle to New York LaGuardia Airport?

You are more likely to see cheaper flights to New York LaGuardia Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from Seattle for as low as $266 on momondo.

Can stopping save me money on Seattle to New York LaGuardia Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to New York LaGuardia Airport flight.

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

As of May 2026, prices for Seattle to New York LaGuardia Airport flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to New York LaGuardia Airport

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

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

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

Fastest flight time

6h 46m

Direct flights

None
The fastest flight from Seattle to New York LaGuardia Airport takes 6h 46m
There are no direct flights from Seattle to New York LaGuardia Airport. There are no popular flight routes from Seattle to New York LaGuardia Airport.
Search flight deals

Frequently asked questions about flying from Seattle to New York LaGuardia Airport

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

    New York LaGuardia is 2404.7 mi away from Seattle/Tacoma Intl. Flights usually cover this in 6h 46m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seattle/Tacoma Intl Airport to New York LaGuardia Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The travel and health documents you'll need for your trip to New York LaGuardia 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 New York LaGuardia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Seattle to New York LaGuardia Airport

Compare and see reviews for airlines that fly from Seattle to New York LaGuardia Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $226Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
SouthwestPriceFrom $227Free CancellationRating
8.0
4,302 reviews
Search Southwest flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
9,692 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,457 reviews
Search Delta flights
Alaska AirlinesPriceFrom $307Free CancellationRating
7.9
12,350 reviews
Search Alaska Airlines flights

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Long Branch
Beach Haven
Wayne
Stamford
Spring Lake
Woodbridge
Tannersville
Parsippany
East Stroudsburg
Mount Laurel
Secaucus
Ocean Grove
Elizabeth

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to New York. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Seattle to New York 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 Seattle to New York?

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 New York from Seattle.

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

Yes momondo offers price alerts on flights to New York from Seattle. 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.

An easier way to manage your New York LaGuardia Airport trip

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