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Cheap flights from Seattle to New York from C$ 232

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 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:00 p.m. - 9:13 a.m.
SEA
-
LGA
7h 13m
1 stop
United Airlines Logo
9:10 a.m. - 4:07 p.m.
LGA
-
SEA
9h 57m
1 stop
C$ 454United Airlines
Wed, 9 Sep - Tue, 15 Sep
United Airlines Logo
11:13 p.m. - 9:15 a.m.
SEA
-
LGA
7h 02m
1 stop
United Airlines Logo
4:25 p.m. - 10:56 p.m.
LGA
-
SEA
9h 31m
1 stop
C$ 464United Airlines
Thu, 1 Oct - Mon, 5 Oct
United Airlines Logo
11:03 a.m. - 9:40 p.m.
SEA
-
LGA
7h 37m
1 stop
United Airlines Logo
5:25 p.m. - 10:45 p.m.
LGA
-
SEA
8h 20m
1 stop
C$ 465United Airlines
Wed, 9 Sep - Tue, 15 Sep
United Airlines Logo
11:00 p.m. - 9:13 a.m.
SEA
-
LGA
7h 13m
1 stop
United Airlines Logo
4:25 p.m. - 10:56 p.m.
LGA
-
SEA
9h 31m
1 stop
C$ 469United Airlines
Mon, 21 Sep - Mon, 5 Oct
United Airlines Logo
11:00 p.m. - 9:13 a.m.
SEA
-
LGA
7h 13m
1 stop
United Airlines Logo
6:10 a.m. - 11:32 a.m.
LGA
-
SEA
8h 22m
1 stop
C$ 474United Airlines
Tue, 25 Aug - Sun, 30 Aug
United Airlines Logo
11:00 p.m. - 10:17 a.m.
SEA
-
LGA
8h 17m
1 stop
United Airlines Logo
6:10 a.m. - 11:32 a.m.
LGA
-
SEA
8h 22m
1 stop
C$ 475United Airlines
Thu, 10 Sep - Sun, 20 Sep
Southwest Logo
11:05 p.m. - 11:25 a.m.
SEA
-
LGA
9h 20m
1 stop
Southwest Logo
10:15 a.m. - 6:10 p.m.
LGA
-
SEA
10h 55m
1 stop
C$ 479Southwest
Wed, 12 Aug - Tue, 18 Aug
Southwest Logo
5:20 a.m. - 5:45 p.m.
SEA
-
LGA
9h 25m
1 stop
Southwest Logo
3:15 p.m. - 11:05 p.m.
LGA
-
SEA
10h 50m
2 stops
C$ 487Southwest
Wed, 16 Sep - Tue, 22 Sep
American Airlines Logo
6:25 a.m. - 6:25 p.m.
SEA
-
LGA
9h 00m
1 stop
American Airlines Logo
12:57 p.m. - 6:47 p.m.
LGA
-
SEA
8h 50m
1 stop
C$ 492American Airlines
Tue, 18 Aug - Fri, 21 Aug
Southwest Logo
11:10 a.m. - 11:15 p.m.
SEA
-
LGA
9h 05m
2 stops
Southwest Logo
7:00 a.m. - 4:50 p.m.
LGA
-
SEA
12h 50m
2 stops
C$ 494Southwest
Wed, 26 Aug - Sat, 29 Aug

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Southwest flights from Seattle to New York LaGuardia Airport

Our best Southwest deals on Seattle to New York LaGuardia Airport flight tickets
Southwest
12 Aug
SEA11:05 p.m.Seattle/Tacoma Intl
9h 20m
1 stop
LGA11:25 a.m.New York LaGuardia
18 Aug
LGA10:15 a.m.New York LaGuardia
10h 55m
1 stop
SEA6:10 p.m.Seattle/Tacoma Intl
C$ 479
Southwest
16 Sep
SEA5:20 a.m.Seattle/Tacoma Intl
9h 25m
1 stop
LGA5:45 p.m.New York LaGuardia
22 Sep
LGA3:15 p.m.New York LaGuardia
10h 50m
2 stops
SEA11:05 p.m.Seattle/Tacoma Intl
C$ 487
Southwest
26 Aug
SEA11:10 a.m.Seattle/Tacoma Intl
9h 05m
2 stops
LGA11:15 p.m.New York LaGuardia
29 Aug
LGA7:00 a.m.New York LaGuardia
12h 50m
2 stops
SEA4:50 p.m.Seattle/Tacoma Intl
C$ 494

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
9 Sep
SEA11:00 p.m.Seattle/Tacoma Intl
7h 13m
1 stop
LGA9:13 a.m.New York LaGuardia
15 Sep
LGA9:10 a.m.New York LaGuardia
9h 57m
1 stop
SEA4:07 p.m.Seattle/Tacoma Intl
C$ 454
United Airlines
1 Oct
SEA11:13 p.m.Seattle/Tacoma Intl
7h 02m
1 stop
LGA9:15 a.m.New York LaGuardia
5 Oct
LGA4:25 p.m.New York LaGuardia
9h 31m
1 stop
SEA10:56 p.m.Seattle/Tacoma Intl
C$ 464
United Airlines
9 Sep
SEA11:03 a.m.Seattle/Tacoma Intl
7h 37m
1 stop
LGA9:40 p.m.New York LaGuardia
15 Sep
LGA5:25 p.m.New York LaGuardia
8h 20m
1 stop
SEA10:45 p.m.Seattle/Tacoma Intl
C$ 465

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 96,600 searches. Data last updated 25 June 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 9/9

11:00 p.m.-9:13 a.m.

1 stop7h 13m

New York LaGuardia

Tue 15/9

9:10 a.m.-4:07 p.m.

1 stop9h 57m

C$ 454

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 1/10

11:13 p.m.-9:15 a.m.

1 stop7h 02m

New York LaGuardia

Mon 5/10

4:25 p.m.-10:56 p.m.

1 stop9h 31m

C$ 464

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 9/9

11:03 a.m.-9:40 p.m.

1 stop7h 37m

New York LaGuardia

Tue 15/9

5:25 p.m.-10:45 p.m.

1 stop8h 20m

C$ 465

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 21/9

11:00 p.m.-9:13 a.m.

1 stop7h 13m

New York LaGuardia

Mon 5/10

4:25 p.m.-10:56 p.m.

1 stop9h 31m

C$ 469
Quickest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 25/8

11:00 p.m.-9:13 a.m.

1 stop7h 13m

New York LaGuardia

Sun 30/8

6:10 a.m.-11:32 a.m.

1 stop8h 22m

C$ 474

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 10/9

11:00 p.m.-10:17 a.m.

1 stop8h 17m

New York LaGuardia

Sun 20/9

6:10 a.m.-11:32 a.m.

1 stop8h 22m

C$ 475

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 12/8

11:05 p.m.-11:25 a.m.

1 stop9h 20m

New York LaGuardia

Tue 18/8

10:15 a.m.-6:10 p.m.

1 stop10h 55m

C$ 479

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 16/9

5:20 a.m.-5:45 p.m.

1 stop9h 25m

New York LaGuardia

Tue 22/9

3:15 p.m.-11:05 p.m.

2 stops10h 50m

C$ 487

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 18/8

6:25 a.m.-6:25 p.m.

1 stop9h 00m

New York LaGuardia

Fri 21/8

12:57 p.m.-6:47 p.m.

1 stop8h 50m

C$ 492

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 26/8

11:10 a.m.-11:15 p.m.

2 stops9h 05m

New York LaGuardia

Sat 29/8

7:00 a.m.-4:50 p.m.

2 stops12h 50m

C$ 494

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?

In general, March is the cheapest month to fly from Seattle to New York LaGuardia Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 366. If you don’t want to visit New York LaGuardia Airport in March, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of C$ 393.

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 C$ 611 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 C$ 464 on momondo.

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

As of June 2026, prices for Seattle to New York LaGuardia Airport flights are approximately 23% 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

7h 10m

Direct flights

None
The fastest flight from Seattle to New York LaGuardia Airport takes 7h 10m
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 3869.9 km away from Seattle/Tacoma Intl. Typically, this will take 7h 10m by plane in normal conditions.

  • 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 updated daily.

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

Travelling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Queens
Secaucus
North Bergen
Bronx
Weehawken
Rahway
Staten Island
West Orange
East Rutherford
Parsippany
Mahwah
Fort Lee
Middletown
Islandia
Nanuet
Tarrytown
Clark
Princeton
Carteret
Rutherford

Why use momondo?

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

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 New York from Seattle.

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

Yes. momondo allows you to filter the results for Seattle to New York flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Seattle and New York by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Seattle to New York flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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