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Cheap flights from Seattle to New York LaGuardia Airport, NY from C$ 184

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
3 Aug — 10 Aug1
1 adult

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 29 July 2025.

Round-trip from

C$ 353

One-way from

C$ 184

Popular in

December

Cheapest in

January

Average price

C$ 546
Delta
  • Delta
  • 10/9-16/9
  • 2 total stops
  • 15h 46m total
  • Seattle to New York
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Frontier
  • Frontier
  • 23/8
  • 1 total stop
  • 12h 40m total
  • Seattle to New York
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
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Average for round-trip flights in July 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 29 July 2025.

Wed 10/96:00 a.m.SEA - LGA
1 stop6h 54mDelta
Tue 16/912:59 p.m.LGA - SEA
1 stop8h 52mDelta
Deal found 28/7C$ 353
Tue 26/811:54 p.m.SEA - LGA
1 stop7h 22mUnited Airlines
Sun 31/89:18 a.m.LGA - SEA
1 stop9h 14mUnited Airlines
Deal found 27/7C$ 359
Wed 17/911:10 p.m.SEA - LGA
1 stop6h 55mSouthwest
Tue 23/92:30 p.m.LGA - SEA
2 stops11h 40mSouthwest
Deal found 29/7C$ 387
Fri 29/86:17 a.m.SEA - LGA
1 stop12h 48mFrontier
Wed 3/910:50 p.m.LGA - SEA
1 stop28h 40mFrontier
Deal found 28/7C$ 417

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 29 July 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

Wed 10/9

6:00 a.m.-3:54 p.m.

1 stop6h 54m

New York LaGuardia

Tue 16/9

12:59 p.m.-6:51 p.m.

1 stop8h 52m

C$ 353

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 26/8

11:54 p.m.-10:16 a.m.

1 stop7h 22m

New York LaGuardia

Sun 31/8

9:18 a.m.-3:32 p.m.

1 stop9h 14m

C$ 359

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 17/9

11:10 p.m.-9:05 a.m.

1 stop6h 55m

New York LaGuardia

Tue 23/9

2:30 p.m.-11:10 p.m.

2 stops11h 40m

C$ 387

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 29/8

6:17 a.m.-10:05 p.m.

1 stop12h 48m

New York LaGuardia

Wed 3/9

10:50 p.m.-12:30 a.m.

1 stop28h 40m

C$ 417

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 23/8

6:25 a.m.-10:05 p.m.

1 stop12h 40m

C$ 184

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 11/9

6:05 a.m.-5:15 p.m.

1 stop8h 10m

C$ 189

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 15/9

11:40 p.m.-10:47 a.m.

1 stop8h 07m

C$ 191

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 19/8

10:45 p.m.-11:05 a.m.

1 stop9h 20m

C$ 204

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 6/9

5:02 a.m.-5:17 p.m.

2 stops9h 15m

C$ 225

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 11/9

6:31 p.m.-7:04 p.m.

2 stops21h 33m

C$ 265

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 12 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 25 July 2025.

The best time to book flights from Seattle to New York LaGuardia Airport is 35 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.

Reviews of airlines servicing LaGuardia

Get insights into the airlines that provide service to LaGuardia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to LaGuardia. Reviews last updated 29 July 2025.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Seattle to New York LaGuardia Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • What are the cheapest airlines flying from Seattle to New York LaGuardia Airport round-trip?

    Currently priced at C$ 353, Delta will fly you from Seattle to New York LaGuardia Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Southwest - these airlines can fly you to your destination from C$ 359 and C$ 387, respectively. Delta is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to New York LaGuardia Airport one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as C$ 184. Users have also found prices from C$ 189 and C$ 191 on American Airlines and Delta, respectively.

  • 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
Bronx
Saddle Brook
South Plainfield
Englewood
Plainview
Staten Island
Fort Lee
Hoboken
East Rutherford
Elizabeth
Roslyn
Stratford
Bordentown
Woodbridge
Carle Place

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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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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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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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