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Cheap flights from Seattle to New York LaGuardia Airport, NY from C$ 216

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to LaGuardia

Enter your travel dates to find the best prices.

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 June 2026.

Thu 27/87:00 a.m.
SEA
-
LGA
2 stops10h 55m
Southwest
Wed 30/92:30 p.m.
LGA
-
SEA
2 stops11h 35m
Southwest
Deal found 9/6C$ 422
Tue 25/87:10 a.m.
SEA
-
LGA
2 stops12h 20m
Southwest
Mon 7/96:00 a.m.
LGA
-
SEA
1 stop10h 15m
Southwest
Deal found 9/6C$ 424
Tue 8/127:00 a.m.
SEA
-
LGA
1 stop7h 09m
United Airlines
Fri 11/125:15 p.m.
LGA
-
SEA
1 stop8h 14m
United Airlines
Deal found 9/6C$ 425
Tue 11/811:05 p.m.
SEA
-
LGA
1 stop8h 15m
Southwest
Sat 15/87:00 a.m.
LGA
-
SEA
2 stops12h 50m
Southwest
Deal found 8/6C$ 426
Thu 27/87:00 a.m.
SEA
-
LGA
2 stops10h 55m
Southwest
Mon 31/85:30 p.m.
LGA
-
SEA
1 stop8h 25m
Southwest
Deal found 8/6C$ 428
Tue 25/87:10 a.m.
SEA
-
LGA
2 stops12h 20m
Southwest
Fri 28/810:20 a.m.
LGA
-
SEA
2 stops17h 20m
Southwest
Deal found 9/6C$ 429
Fri 14/811:00 p.m.
SEA
-
LGA
1 stop7h 30m
Southwest
Tue 25/84:10 p.m.
LGA
-
SEA
1 stop10h 25m
Southwest
Deal found 10/6C$ 431
Tue 25/87:10 a.m.
SEA
-
LGA
2 stops10h 05m
Southwest
Sun 30/86:55 a.m.
LGA
-
SEA
1 stop14h 45m
Southwest
Deal found 9/6C$ 432
Tue 29/95:20 a.m.
SEA
-
LGA
1 stop7h 10m
Southwest
Fri 16/106:00 a.m.
LGA
-
SEA
2 stops11h 25m
Southwest
Deal found 7/6C$ 433
Wed 8/75:15 a.m.
SEA
-
LGA
1 stop12h 05m
Southwest
Sat 15/87:00 a.m.
LGA
-
SEA
2 stops12h 50m
Southwest
Deal found 8/6C$ 435
Fri 14/811:00 p.m.
SEA
-
LGA
1 stop7h 30m
Southwest
Tue 18/83:15 p.m.
LGA
-
SEA
2 stops10h 50m
Southwest
Deal found 8/6C$ 438
Wed 2/97:10 a.m.
SEA
-
LGA
2 stops12h 20m
Southwest
Wed 9/93:15 p.m.
LGA
-
SEA
2 stops10h 50m
Southwest
Deal found 11/6C$ 439

Find 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 June 2026.

Round-trip from

C$ 422

One-way from

C$ 216

Popular in

December

Cheapest in

March

Average price

C$ 803
Southwest
  • Southwest
  • 27/8-1/9
  • 4 total stops
  • 22h 30m total
  • Seattle to New York
Search Deals
Southwest
  • Southwest
  • 31/8
  • 1 total stop
  • 7h 40m total
  • Seattle to New York
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 142 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 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
Quickest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 30/6

11:05 p.m.-12:45 p.m.

1 stop10h 40m

New York LaGuardia

Tue 7/7

5:40 p.m.-12:25 a.m.

1 stop9h 45m

C$ 512

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 19/8

6:40 a.m.-8:25 p.m.

2 stops10h 45m

New York LaGuardia

Fri 21/8

10:20 a.m.-12:40 a.m.

2 stops17h 20m

C$ 544

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 2/7

7:20 p.m.-11:55 a.m.

1 stop13h 35m

New York LaGuardia

Tue 14/7

3:05 p.m.-11:35 p.m.

2 stops11h 30m

C$ 588

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sun 16/8

6:40 p.m.-11:45 a.m.

1 stop14h 05m

New York LaGuardia

Mon 24/8

10:20 a.m.-5:35 p.m.

1 stop10h 15m

C$ 594

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sun 19/7

8:05 p.m.-11:55 a.m.

1 stop12h 50m

New York LaGuardia

Sat 25/7

11:35 a.m.-12:10 a.m.

1 stop15h 35m

C$ 631

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 20/7

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

1 stop9h 10m

New York LaGuardia

Wed 22/7

3:55 p.m.-12:25 a.m.

1 stop11h 30m

C$ 645

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 20/7

5:30 a.m.-5:55 p.m.

1 stop9h 25m

New York LaGuardia

Sat 25/7

11:35 a.m.-12:10 a.m.

1 stop15h 35m

C$ 645

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 24/7

7:30 p.m.-11:55 a.m.

1 stop13h 25m

New York LaGuardia

Thu 30/7

3:00 p.m.-11:10 p.m.

2 stops11h 10m

C$ 658
Cheapest one-way

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 8/9

11:05 p.m.-10:20 a.m.

1 stop8h 15m

C$ 236

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 8/7

10:45 p.m.-1:05 p.m.

1 stop11h 20m

C$ 243

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
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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?

The best time to book flights from Seattle to New York LaGuardia Airport is 16 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, March is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of C$ 358). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of C$ 928). 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.

How much does it cost to fly round-trip from Seattle to New York LaGuardia Airport?

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 fly from Seattle to New York LaGuardia Airport in about 10h 40m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to New York LaGuardia Airport is about 3870 km.

  • 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, March is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of C$ 358). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of C$ 928). 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
Queens
Staten Island
Carlstadt
Rahway
East Rutherford
Carteret
Westbury
Fort Lee
Yonkers
Paramus
Hoboken
New Brunswick
Teaneck
Secaucus
Stratford
Bordentown
Woodbridge
Hackensack
Harrison
Bronx

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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.
Seattle to Newark flights
Seattle to John F Kennedy Intl flights
Portland to Newark flights
Bellingham to Newark flights

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

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Why should you use Cheapflights to find cheap flight tickets from Seattle to LaGuardia?

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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