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Cheap flights from Seattle to New York LaGuardia Airport, NY from C$ 165

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Seattle to LaGuardia

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to LaGuardia (LGA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 255

One-way from

C$ 165

Popular in

December

Cheapest in

September

Average price

C$ 410
Southwest
  • Southwest
  • 18/2-24/2
  • 2 total stops
  • 20h 00m total
  • Seattle to New York
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United Airlines
  • United Airlines
  • 25/9
  • 1 total stop
  • 7h 47m total
  • Seattle to New York
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Highest demand for flights based on searches. 3% potential increase in price (C$ 27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to LaGuardia

Cheapest flights from Seattle to LaGuardia
Explore the most affordable flight options available from Seattle to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Sat 27/95:55 a.m.SEA - LGA
1 stop8h 45mSouthwest
Tue 30/97:20 a.m.LGA - SEA
1 stop9h 20mSouthwest
Deal found 10/9C$ 263
Wed 1/105:35 a.m.SEA - LGA
1 stop7h 35mSouthwest
Tue 7/1011:40 a.m.LGA - SEA
2 stops11h 10mSouthwest
Deal found 10/9C$ 269
Tue 23/911:10 p.m.SEA - LGA
1 stop6h 50mSouthwest
Tue 30/96:00 a.m.LGA - SEA
1 stop8h 10mSouthwest
Deal found 9/9C$ 270
Sat 4/105:45 a.m.SEA - LGA
1 stop7h 15mSouthwest
Wed 8/106:25 p.m.LGA - SEA
1 stop8h 20mSouthwest
Deal found 10/9C$ 273
Sat 8/1110:15 a.m.SEA - LGA
1 stop9h 25mSouthwest
Sat 15/116:00 a.m.LGA - SEA
1 stop13h 50mSouthwest
Deal found 10/9C$ 280
Mon 20/105:15 a.m.SEA - LGA
1 stop9h 55mSouthwest
Wed 29/1011:40 a.m.LGA - SEA
2 stops11h 10mSouthwest
Deal found 10/9C$ 288
Fri 26/911:40 p.m.SEA - LGA
1 stop7h 36mUnited Airlines
Wed 1/103:27 p.m.LGA - SEA
1 stop9h 07mUnited Airlines
Deal found 11/9C$ 294
Wed 22/1011:00 a.m.SEA - LGA
1 stop9h 20mSouthwest
Sat 25/108:25 a.m.LGA - SEA
2 stops11h 15mSouthwest
Deal found 8/9C$ 297
Sat 4/105:00 a.m.SEA - LGA
2 stops9h 17mUnited Airlines
Sun 5/103:27 p.m.LGA - SEA
1 stop9h 07mUnited Airlines
Deal found 10/9C$ 302
Wed 5/115:40 a.m.SEA - LGA
1 stop9h 15mSouthwest
Mon 10/112:05 p.m.LGA - SEA
1 stop8h 55mSouthwest
Deal found 10/9C$ 305
Sun 5/107:00 a.m.SEA - LGA
1 stop7h 17mUnited Airlines
Thu 9/103:27 p.m.LGA - SEA
1 stop9h 07mUnited Airlines
Deal found 10/9C$ 308
Wed 19/115:40 a.m.SEA - LGA
1 stop9h 15mSouthwest
Wed 3/122:20 p.m.LGA - SEA
2 stops11h 35mSouthwest
Deal found 9/9C$ 312

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to LaGuardia 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, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Seattle to New York LaGuardia Airport that are best for you.

Fly from

Seattle

Fly to

LaGuardia

Route

Depart

Return

Price

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 27/9

5:55 a.m.-5:40 p.m.

1 stop8h 45m

New York LaGuardia

Tue 30/9

7:20 a.m.-1:40 p.m.

1 stop9h 20m

C$ 263

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 18/2

6:05 a.m.-8:00 p.m.

2 stops10h 55m

New York LaGuardia

Sat 21/2

6:00 a.m.-1:50 p.m.

1 stop10h 50m

C$ 280

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 26/9

11:40 p.m.-10:16 a.m.

1 stop7h 36m

New York LaGuardia

Wed 1/10

3:27 p.m.-9:34 p.m.

1 stop9h 07m

C$ 294

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 8/11

5:45 a.m.-3:50 p.m.

1 stop7h 05m

New York LaGuardia

Sat 15/11

12:50 p.m.-9:00 p.m.

2 stops11h 10m

C$ 315

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 7/10

1:35 p.m.-11:43 p.m.

1 stop7h 08m

New York LaGuardia

Wed 15/10

12:55 p.m.-6:23 p.m.

1 stop8h 28m

C$ 328

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 10/11

6:35 a.m.-4:25 p.m.

1 stop6h 50m

New York LaGuardia

Thu 13/11

3:35 p.m.-12:35 a.m.

2 stops12h 00m

C$ 337

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 27/9

6:00 a.m.-5:51 p.m.

1 stop8h 51m

New York LaGuardia

Wed 8/10

6:00 a.m.-10:33 a.m.

1 stop7h 33m

C$ 356

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 27/9

6:00 a.m.-5:51 p.m.

1 stop8h 51m

New York LaGuardia

Tue 7/10

6:00 a.m.-10:33 a.m.

1 stop7h 33m

C$ 356

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 28/10

11:15 p.m.-8:49 a.m.

1 stop6h 34m

New York LaGuardia

Sun 2/11

5:05 a.m.-9:45 a.m.

1 stop7h 40m

C$ 398

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 20/10

11:15 p.m.-11:50 a.m.

1 stop9h 35m

C$ 165

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 17 results
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Best time to book a flight from Seattle to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to New York LaGuardia Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to LaGuardia. Price data was last updated on 29 August 2025.

The best time to book flights from Seattle to New York LaGuardia Airport is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to New York LaGuardia Airport?

Currently, June is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of C$ 239). Flying from Seattle to New York LaGuardia Airport in November is currently the most expensive (average of C$ 308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Seattle to LaGuardia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to New York LaGuardia?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to New York LaGuardia. 0 airlines have flights from Seattle/Tacoma Intl to New York LaGuardia on a regular basis. Booking flights from Seattle/Tacoma Intl to New York LaGuardia should not be difficult; the airport handles an average of 0 outbound flights to New York LaGuardia per day.

  • How long is the flight from Seattle to New York LaGuardia Airport?

    Airlines like Southwest and United Airlines fly from Seattle to New York LaGuardia Airport in about 7h 36m. The time it takes to get you to your destination can typically vary by up to 1h 09m. The distance from Seattle to New York LaGuardia Airport is about 3870 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Seattle to LaGuardia that include hotel bookings?

    Yes. In addition to deals on Seattle to LaGuardia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to LaGuardia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to LaGuardia.

  • Can I find deals for business class flights from Seattle to LaGuardia?

    Yes. Cheapflights offers flight deals from Seattle to LaGuardia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to New York LaGuardia Airport?

    Currently, June is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of C$ 239). Flying from Seattle to New York LaGuardia Airport in November is currently the most expensive (average of C$ 308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Secaucus
Queens
Carlstadt
Carteret
Rahway
Saddle Brook
Bronx
South Plainfield
Englewood
Plainview
Fort Lee
New Brunswick
Hoboken
East Rutherford
Elizabeth
Roslyn
Yonkers
Stratford
Harrison
Bordentown

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Alternative routes for Seattle to LaGuardia

See prices for flight routes from nearby airports that may be better suited for you.
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Bellingham to Newark flights

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How does Cheapflights help users find flights from Seattle to LaGuardia?

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to LaGuardia.

Can Cheapflights find flights from Seattle to LaGuardia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to LaGuardia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to LaGuardia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to LaGuardia from Seattle today and book when prices fit your budget.

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