₩150,100 Cheap Flights from New York (LGA) to Seattle (SEA)

View ₩150,100 flight on Fri, Oct 3, 2025Opens in a new window

Popular airlines from LaGuardia Airport (LGA) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from New York to Seattle (LGA-SEA)

Prices were available within the past 7 days and start at ₩150,100 for one-way flights and ₩300,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩300,500 Roundtrip, found 4 days ago
₩300,500
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩300,500 found 4 days ago
Delta
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩329,700 Roundtrip, found 4 days ago
₩329,700
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩329,700 found 4 days ago
Delta
Wed, Sep 3 - Mon, Sep 15
LGA
New York
SEA
Seattle
₩344,100 Roundtrip, found 6 days ago
₩344,100
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 3 from New York to Seattle, returning Mon, Sep 15, priced at ₩344,100 found 6 days ago
Delta
Wed, Sep 3 - Mon, Sep 15
LGA
New York
SEA
Seattle
₩385,900 Roundtrip, found 6 days ago
₩385,900
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 3 from New York to Seattle, returning Mon, Sep 15, priced at ₩385,900 found 6 days ago
Delta
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩397,600 Roundtrip, found 4 days ago
₩397,600
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩397,600 found 4 days ago
Delta
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩409,800 Roundtrip, found 4 days ago
₩409,800
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩409,800 found 4 days ago
Delta
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩411,400 Roundtrip, found 4 days ago
₩411,400
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩411,400 found 4 days ago
Delta
Wed, Sep 3 - Mon, Sep 15
LGA
New York
SEA
Seattle
₩413,700 Roundtrip, found 6 days ago
₩413,700
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 3 from New York to Seattle, returning Mon, Sep 15, priced at ₩413,700 found 6 days ago
American Airlines
Sat, Jan 17 - Sun, Jan 18
LGA
New York
SEA
Seattle
₩414,000 Roundtrip, found 5 days ago
₩414,000
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jan 17 from New York to Seattle, returning Sun, Jan 18, priced at ₩414,000 found 5 days ago
United
Sat, Sep 20 - Sat, Sep 27
LGA
New York
SEA
Seattle
₩426,700 Roundtrip, found 4 days ago
₩426,700
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 20 from New York to Seattle, returning Sat, Sep 27, priced at ₩426,700 found 4 days ago

Find the cheapest month to fly from New York (LGA) to Seattle (SEA)

September is typically the cheapest month to fly

From ₩176,061 - ₩513,784 per traveler.

Graph displaying average flight prices per month

Flights from New York (LGA) to Seattle (SEA)
Origin airport
LaGuardia
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
₩300,500
Distance
3849 km
Average flight time
9 hours 7 mins

New York to Seattle Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from New York to Seattle will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Seattle.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with LGA to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind New York for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SEA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from LaGuardia Airport (LGA) to SEA?
The lowest price advertised for a round-trip flight between LaGuardia Airport and Sea-Tac Airport is ₩300,500. But you better act fast. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LaGuardia Airport (LGA) to Seattle - Tacoma Intl. Airport (SEA)?
The majority of flights can be canceled online, but every airline has its own terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from LGA to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LaGuardia Airport (LGA) to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LaGuardia Airport to Seattle - Tacoma Intl. Airport (SEA)?
The flight distance from Flushing to SeaTac is 3,900 kilometers. Bring along a snack, a drink and an interesting book to read. Keep yourself occupied and the hours will fly by.
Which airlines fly direct from LGA to SEA?
Unfortunately, there aren't any airlines that fly directly between LaGuardia Airport and SEA. You'll need to book a flight with at least one stop.
Are LaGuardia Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so not always. While last-minute flight deals between LaGuardia Airport (LGA) and SEA are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers announce their prices up to a year prior to the departure date. Expedia is constantly updating the best bargains around, so keep checking back and be ready to secure your seat when the price dips.

Explore a world of travel with Expedia

New York nearby Airports

New York

John F. Kennedy Intl. to Seattle
₩273,900

Newark Liberty Intl. Airport

Newark Liberty Intl. Airport to Seattle
₩357,900
*Available to Expedia members.