Find flights
When to book
FAQs

Cheap flights from Seattle to New York LaGuardia Airport, NY from C$ 244

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
22 Aug — 29 Aug1
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 23 July 2026.

Tue 20/1012:43 p.m.
SEA
-
LGA
1 stop7h 46m
United Airlines
Tue 27/106:00 a.m.
LGA
-
SEA
1 stop8h 53m
United Airlines
Deal found 22/7C$ 468
Wed 9/911:00 p.m.
SEA
-
LGA
1 stop7h 13m
United Airlines
Tue 15/99:10 a.m.
LGA
-
SEA
1 stop9h 57m
United Airlines
Deal found 22/7C$ 475
Fri 11/910:50 a.m.
SEA
-
LGA
1 stop9h 05m
Southwest
Mon 14/97:25 a.m.
LGA
-
SEA
1 stop8h 50m
Southwest
Deal found 21/7C$ 482
Thu 27/811:04 p.m.
SEA
-
LGA
1 stop7h 35m
United Airlines
Mon 31/84:25 p.m.
LGA
-
SEA
1 stop9h 18m
United Airlines
Deal found 19/7C$ 486
Fri 11/95:15 a.m.
SEA
-
LGA
1 stop7h 40m
Southwest
Tue 15/92:30 p.m.
LGA
-
SEA
2 stops11h 35m
Southwest
Deal found 22/7C$ 489
Wed 19/86:40 a.m.
SEA
-
LGA
1 stop10h 35m
Southwest
Wed 26/82:30 p.m.
LGA
-
SEA
2 stops11h 35m
Southwest
Deal found 22/7C$ 490
Tue 13/1011:13 p.m.
SEA
-
LGA
1 stop7h 02m
United Airlines
Fri 16/104:25 p.m.
LGA
-
SEA
1 stop9h 31m
United Airlines
Deal found 21/7C$ 495
Wed 19/88:55 a.m.
SEA
-
LGA
1 stop9h 30m
Southwest
Tue 25/83:15 p.m.
LGA
-
SEA
2 stops10h 50m
Southwest
Deal found 20/7C$ 496
Tue 8/125:45 a.m.
SEA
-
LGA
2 stops10h 40m
Southwest
Wed 16/127:00 a.m.
LGA
-
SEA
2 stops14h 35m
Southwest
Deal found 23/7C$ 497
Fri 28/87:00 a.m.
SEA
-
LGA
1 stop8h 25m
United Airlines
Sat 29/81:25 p.m.
LGA
-
SEA
1 stop8h 42m
United Airlines
Deal found 22/7C$ 499
Wed 26/87:00 a.m.
SEA
-
LGA
1 stop8h 25m
United Airlines
Mon 31/85:25 p.m.
LGA
-
SEA
1 stop8h 18m
United Airlines
Deal found 20/7C$ 500
Fri 16/1011:13 p.m.
SEA
-
LGA
1 stop8h 04m
United Airlines
Mon 26/105:15 p.m.
LGA
-
SEA
1 stop8h 38m
United Airlines
Deal found 23/7C$ 502

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 23 July 2026.

Round-trip from

C$ 468

One-way from

C$ 244

Popular in

December

Cheapest in

March

Average price

C$ 643
United Airlines
  • United Airlines
  • 20/10-27/10
  • 2 total stops
  • 16h 39m total
  • Seattle to New York
Search Deals
Frontier
  • Frontier
  • 29/9
  • 2 total stops
  • 39h 43m total
  • Seattle to New York
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 134 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 July 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 23 July 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

Tue 18/8

11:00 p.m.-9:40 a.m.

1 stop7h 40m

New York LaGuardia

Tue 25/8

6:55 a.m.-1:20 p.m.

1 stop9h 25m

C$ 489

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 1/10

5:00 a.m.-5:50 p.m.

1 stop9h 50m

New York LaGuardia

Tue 6/10

2:00 p.m.-9:40 p.m.

2 stops10h 40m

C$ 531

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 12/9

5:00 a.m.-6:15 p.m.

2 stops10h 15m

New York LaGuardia

Sat 19/9

1:10 p.m.-6:15 p.m.

1 stop8h 05m

C$ 545

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 5/9

7:55 a.m.-10:20 p.m.

1 stop11h 25m

New York LaGuardia

Sat 12/9

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

2 stops12h 50m

C$ 552

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 9/10

12:10 a.m.-3:25 p.m.

1 stop12h 15m

New York LaGuardia

Tue 13/10

2:30 p.m.-10:40 p.m.

2 stops11h 10m

C$ 554

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 12/11

9:10 a.m.-10:55 p.m.

1 stop10h 45m

New York LaGuardia

Sun 15/11

6:45 a.m.-1:15 p.m.

1 stop9h 30m

C$ 579

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 10/11

11:05 p.m.-11:49 a.m.

1 stop9h 44m

New York LaGuardia

Thu 19/11

7:00 p.m.-11:59 p.m.

1 stop7h 59m

C$ 616
Quickest round-trip

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 4/9

11:00 p.m.-9:30 a.m.

1 stop7h 30m

New York LaGuardia

Tue 8/9

6:55 a.m.-1:20 p.m.

1 stop9h 25m

C$ 623

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Thu 13/8

11:00 p.m.-1:10 p.m.

1 stop11h 10m

New York LaGuardia

Tue 18/8

4:10 p.m.-11:35 p.m.

1 stop10h 25m

C$ 623
Cheapest one-way

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 15/9

6:25 a.m.-8:15 p.m.

2 stops10h 50m

C$ 245

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/7

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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$ 362). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of C$ 939). 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?

Airfare is below average for this route at the moment.

Seattle to New York LaGuardia Airport flights typically cost between C$ 538 and C$ 812 in October.
The cheapest round-trip price found within the last 5 days was C$ 468 on United Airlines (20 Oct-27 Oct).

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 7h 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$ 362). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of C$ 939). 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
Danbury
Westbury
Fort Lee
Yonkers
Hoboken
Paramus
New Brunswick
Hicksville
Clifton
Secaucus
Stratford
Woodbridge
South Plainfield
Hackensack

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Bellingham to Newark flights
Portland to Newark flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to LaGuardia from Seattle today with Cheapflights!

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.