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Cheap flights from Seattle to New York from $127

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 5/4. 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.
Southwest Logo
11:55 pm - 11:20 am
SEA
-
LGA
8h 25m
1 stop
Southwest Logo
8:30 am - 11:35 pm
LGA
-
SEA
18h 05m
2 stops
$256Southwest
Mon, Apr 13 - Wed, Apr 22
Southwest Logo
6:40 am - 10:15 pm
SEA
-
LGA
12h 35m
2 stops
Southwest Logo
8:30 am - 11:35 pm
LGA
-
SEA
18h 05m
2 stops
$258Southwest
Sat, May 9 - Tue, May 12
Southwest Logo
8:00 am - 8:25 pm
SEA
-
LGA
9h 25m
2 stops
Southwest Logo
5:45 pm - 12:10 am
LGA
-
SEA
9h 25m
1 stop
$259Southwest
Thu, Apr 16 - Wed, Apr 22
Southwest Logo
6:30 am - 10:15 pm
SEA
-
LGA
12h 45m
2 stops
Southwest Logo
8:30 am - 11:35 pm
LGA
-
SEA
18h 05m
2 stops
$261Southwest
Thu, Apr 16 - Wed, Apr 22
American Airlines Logo
6:00 am - 5:59 pm
SEA
-
LGA
8h 59m
1 stop
American Airlines Logo
4:12 pm - 10:38 pm
LGA
-
SEA
9h 26m
1 stop
$263American Airlines
Wed, Apr 8 - Tue, Apr 14
Southwest Logo
8:00 am - 8:10 pm
SEA
-
LGA
9h 10m
1 stop
Southwest Logo
3:55 pm - 12:10 am
LGA
-
SEA
11h 15m
1 stop
$264Southwest
Thu, Apr 16 - Wed, Apr 22
Southwest Logo
11:55 pm - 12:35 pm
SEA
-
LGA
9h 40m
1 stop
Southwest Logo
8:30 am - 11:35 pm
LGA
-
SEA
18h 05m
2 stops
$265Southwest
Mon, Apr 13 - Wed, Apr 22
United Airlines Logo
7:00 am - 6:18 pm
SEA
-
LGA
8h 18m
1 stop
United Airlines Logo
6:29 pm - 12:34 am
LGA
-
SEA
9h 05m
1 stop
$267United Airlines
Wed, Apr 22 - Mon, Apr 27
Southwest Logo
6:30 am - 8:25 pm
SEA
-
LGA
10h 55m
2 stops
Southwest Logo
3:55 pm - 12:10 am
LGA
-
SEA
11h 15m
1 stop
$269Southwest
Thu, Apr 16 - Wed, Apr 22
Southwest Logo
8:00 am - 8:25 pm
SEA
-
LGA
9h 25m
2 stops
Southwest Logo
8:30 am - 11:35 pm
LGA
-
SEA
18h 05m
2 stops
$270Southwest
Thu, Apr 16 - Wed, Apr 22

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
Apr 22
SEA7:00 amSeattle/Tacoma Intl
8h 18m
1 stop
LGA6:18 pmNew York LaGuardia
Apr 27
LGA6:29 pmNew York LaGuardia
9h 05m
1 stop
SEA12:34 amSeattle/Tacoma Intl
$267
United Airlines
Apr 18
SEA7:00 amSeattle/Tacoma Intl
7h 13m
1 stop
LGA5:13 pmNew York LaGuardia
Apr 25
LGA10:25 amNew York LaGuardia
11h 10m
2 stops
SEA6:35 pmSeattle/Tacoma Intl
$272
United Airlines
Apr 24
SEA11:59 pmSeattle/Tacoma Intl
8h 19m
1 stop
LGA11:18 amNew York LaGuardia
May 1
LGA4:59 pmNew York LaGuardia
9h 00m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
$289

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
Apr 8
SEA6:00 amSeattle/Tacoma Intl
8h 59m
1 stop
LGA5:59 pmNew York LaGuardia
Apr 14
LGA4:12 pmNew York LaGuardia
9h 26m
1 stop
SEA10:38 pmSeattle/Tacoma Intl
$263
American Airlines
May 5
SEA7:10 amSeattle/Tacoma Intl
9h 54m
1 stop
LGA8:04 pmNew York LaGuardia
May 8
LGA5:58 pmNew York LaGuardia
9h 46m
1 stop
SEA12:44 amSeattle/Tacoma Intl
$273
American Airlines
Apr 15
SEA7:09 amSeattle/Tacoma Intl
8h 51m
1 stop
LGA7:00 pmNew York LaGuardia
Apr 23
LGA5:55 pmNew York LaGuardia
9h 41m
1 stop
SEA12:36 amSeattle/Tacoma Intl
$293

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 March 26, 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

Mon 4/13

11:55 pm-11:20 am

1 stop8h 25m

New York LaGuardia

Wed 4/22

8:30 am-11:35 pm

2 stops18h 05m

$256

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 5/9

6:40 am-10:15 pm

2 stops12h 35m

New York LaGuardia

Tue 5/12

8:30 am-11:35 pm

2 stops18h 05m

$258

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 4/16

8:00 am-8:25 pm

2 stops9h 25m

New York LaGuardia

Wed 4/22

5:45 pm-12:10 am

1 stop9h 25m

$259

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 4/16

6:30 am-10:15 pm

2 stops12h 45m

New York LaGuardia

Wed 4/22

8:30 am-11:35 pm

2 stops18h 05m

$261

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 4/8

6:00 am-5:59 pm

1 stop8h 59m

New York LaGuardia

Tue 4/14

4:12 pm-10:38 pm

1 stop9h 26m

$263

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 4/16

8:00 am-8:10 pm

1 stop9h 10m

New York LaGuardia

Wed 4/22

3:55 pm-12:10 am

1 stop11h 15m

$264

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 4/13

11:55 pm-12:35 pm

1 stop9h 40m

New York LaGuardia

Wed 4/22

8:30 am-11:35 pm

2 stops18h 05m

$265
Quickest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 4/22

7:00 am-6:18 pm

1 stop8h 18m

New York LaGuardia

Mon 4/27

6:29 pm-12:34 am

1 stop9h 05m

$267

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 4/16

6:30 am-8:25 pm

2 stops10h 55m

New York LaGuardia

Wed 4/22

3:55 pm-12:10 am

1 stop11h 15m

$269

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 4/16

8:00 am-8:25 pm

2 stops9h 25m

New York LaGuardia

Wed 4/22

8:30 am-11:35 pm

2 stops18h 05m

$270

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 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 $275 on momondo.

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

As of March 2026, prices for Seattle to New York LaGuardia Airport flights are approximately 4% 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 45m

Direct flights

None
The fastest flight from Seattle to New York LaGuardia Airport takes 6h 45m
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

  • 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 45m, 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
11,495 reviews
Search American Airlines flights
SouthwestPriceFrom $227Free CancellationRating
8.0
4,333 reviews
Search Southwest flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
9,484 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,331 reviews
Search Delta flights
Alaska AirlinesPriceFrom $307Free CancellationRating
7.9
12,116 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
Beach Haven
Long Branch
Spring Lake
Wayne
Tannersville
Stamford
Woodbridge
Secaucus
East Stroudsburg
Parsippany
Mount Laurel
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.

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