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Cheap flights from New York LaGuardia Airport to Seattle from $263

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from New York LaGuardia Airport to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Southwest Logo
07:00 - 18:40LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
14h 40m2 stops Denver Intl Sacramento Intl
Southwest Logo
05:40 - 19:25SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
10h 45m2 stops Phoenix Sky Harbor Intl Dallas Love Field
$505Southwest
Thu, 10 Dec - Mon, 14 Dec
United Airlines Logo
13:05 - 19:03LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
8h 58m1 stop Chicago O'Hare Intl
United Airlines Logo
07:00 - 17:15SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
7h 15m1 stop Chicago O'Hare Intl
$510United Airlines
Sat, 7 Nov - Sat, 14 Nov
Southwest Logo
07:00 - 18:40LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
14h 40m2 stops Denver Intl Sacramento Intl
Southwest Logo
09:25 - 23:25SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
11h 00m1 stop Denver Intl
$518Southwest
Thu, 3 Dec - Thu, 10 Dec
Southwest Logo
07:25 - 16:45LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
12h 20m1 stop Chicago Midway
Southwest Logo
06:30 - 17:00SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
7h 30m1 stop Chicago Midway
$523Southwest
Sat, 5 Dec - Tue, 8 Dec
United Airlines Logo
13:10 - 18:46LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
8h 36m1 stop Chicago O'Hare Intl
United Airlines Logo
08:09 - 18:44SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
7h 35m1 stop Washington, D.C. Dulles Intl
$525United Airlines
Wed, 9 Dec - Sat, 12 Dec
Southwest Logo
07:00 - 18:40LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
14h 40m2 stops Denver Intl Sacramento Intl
Southwest Logo
20:40 - 10:55SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
11h 15m1 stop Denver Intl
$526Southwest
Tue, 17 Nov - Mon, 30 Nov
Southwest Logo
17:55 - 00:35LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
9h 40m1 stop Chicago Midway
Southwest Logo
00:15 - 11:15SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
8h 00m1 stop Chicago Midway
$529Southwest
Fri, 11 Dec - Sun, 13 Dec
Southwest Logo
14:00 - 23:05LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
12h 05m2 stops Dallas Love Field Denver Intl
Southwest Logo
06:30 - 17:00SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
7h 30m1 stop Chicago Midway
$532Southwest
Fri, 13 Nov - Mon, 16 Nov
United Airlines Logo
14:59 - 20:56LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
8h 57m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
07:00 - 17:15SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
7h 15m1 stop Chicago O'Hare Intl
$535United Airlines
Wed, 25 Nov - Wed, 2 Dec
Southwest Logo
17:55 - 00:35LGA  New York LaGuardia-SEA Seattle/Tacoma Intl
9h 40m1 stop Chicago Midway
Southwest Logo
05:40 - 19:25SEA  Seattle/Tacoma Intl-LGA New York LaGuardia
10h 45m2 stops Phoenix Sky Harbor Intl Dallas Love Field
$536Southwest
Fri, 11 Dec - Mon, 14 Dec

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United Airlines flights from New York LaGuardia Airport to Seattle

Our best United Airlines deals on New York LaGuardia Airport to Seattle flight tickets
United Airlines
7 Nov
LGA13:05New York LaGuardia
8h 58m
1 stop
SEA19:03Seattle/Tacoma Intl
14 Nov
SEA07:00Seattle/Tacoma Intl
7h 15m
1 stop
LGA17:15New York LaGuardia
$510
United Airlines
9 Dec
LGA13:10New York LaGuardia
8h 36m
1 stop
SEA18:46Seattle/Tacoma Intl
12 Dec
SEA08:09Seattle/Tacoma Intl
7h 35m
1 stop
LGA18:44New York LaGuardia
$525
United Airlines
25 Nov
LGA14:59New York LaGuardia
8h 57m
1 stop
SEA20:56Seattle/Tacoma Intl
2 Dec
SEA07:00Seattle/Tacoma Intl
7h 15m
1 stop
LGA17:15New York LaGuardia
$535

Southwest flights from New York LaGuardia Airport to Seattle

Our best Southwest deals on New York LaGuardia Airport to Seattle flight tickets
Southwest
10 Dec
LGA07:00New York LaGuardia
14h 40m
2 stops
SEA18:40Seattle/Tacoma Intl
14 Dec
SEA05:40Seattle/Tacoma Intl
10h 45m
2 stops
LGA19:25New York LaGuardia
$505
Southwest
3 Dec
LGA07:00New York LaGuardia
14h 40m
2 stops
SEA18:40Seattle/Tacoma Intl
10 Dec
SEA09:25Seattle/Tacoma Intl
11h 00m
1 stop
LGA23:25New York LaGuardia
$518
Southwest
5 Dec
LGA07:25New York LaGuardia
12h 20m
1 stop
SEA16:45Seattle/Tacoma Intl
8 Dec
SEA06:30Seattle/Tacoma Intl
7h 30m
1 stop
LGA17:00New York LaGuardia
$523

momondo Fare Finder

 
Use the filters below to find and compare flights from New York LaGuardia Airport to Seattle that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Thu 10/12

07:00-18:40

2 stops14h 40m

Seattle/Tacoma Intl

Mon 14/12

05:40-19:25

2 stops10h 45m

$505

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Sat 7/11

13:05-19:03

1 stop8h 58m

Seattle/Tacoma Intl

Sat 14/11

07:00-17:15

1 stop7h 15m

$510

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Thu 3/12

07:00-18:40

2 stops14h 40m

Seattle/Tacoma Intl

Thu 10/12

09:25-23:25

1 stop11h 00m

$518

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Sat 5/12

07:25-16:45

1 stop12h 20m

Seattle/Tacoma Intl

Tue 8/12

06:30-17:00

1 stop7h 30m

$523
Fastest return journey

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Wed 9/12

13:10-18:46

1 stop8h 36m

Seattle/Tacoma Intl

Sat 12/12

08:09-18:44

1 stop7h 35m

$525

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Tue 17/11

07:00-18:40

2 stops14h 40m

Seattle/Tacoma Intl

Mon 30/11

20:40-10:55

1 stop11h 15m

$526

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Fri 11/12

17:55-00:35

1 stop9h 40m

Seattle/Tacoma Intl

Sun 13/12

00:15-11:15

1 stop8h 00m

$529

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Fri 13/11

14:00-23:05

2 stops12h 05m

Seattle/Tacoma Intl

Mon 16/11

06:30-17:00

1 stop7h 30m

$532

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Wed 25/11

14:59-20:56

1 stop8h 57m

Seattle/Tacoma Intl

Wed 2/12

07:00-17:15

1 stop7h 15m

$535

New YorkSeattle

LGA New York LaGuardia - SEA Seattle/Tacoma Intl

LGASEA

New York LaGuardia

Fri 11/12

17:55-00:35

1 stop9h 40m

Seattle/Tacoma Intl

Mon 14/12

05:40-19:25

2 stops10h 45m

$536

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from New York LaGuardia Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New York LaGuardia Airport and Seattle?

Prices are currently typical for flights on this route.

Typical prices usually range from $330 to $613.
The lowest price recently found on this route was $505.

What is the cheapest month to fly to Seattle?

The month of December is, on average, the cheapest month to fly to Seattle from New York LaGuardia Airport, with most prices found around $380. If you are unable to visit Seattle during the month of December, then departing from New York LaGuardia Airport during the month January is also very affordable. Most momondo users find prices during this month for around $403.

What is the cheapest day to depart on your flight to Seattle?

The cheapest day to depart from New York LaGuardia Airport to Seattle is on a Wednesday. Travellers who choose to depart for Seattle on a Wednesday will often find tickets for as low as $534. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to Seattle for around $2,104.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the afternoon. momondo users have found flights departing from New York LaGuardia Airport to Seattle in the afternoon for as low as $689. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the morning when prices are around $2,104.

How have New York LaGuardia Airport to Seattle flight prices changed over time?

As of October 2026, prices for New York LaGuardia Airport to Seattle flights are approximately 42% more expensive when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap New York LaGuardia Airport to Seattle (LGA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Seattle

Best price found

$263

Fastest flight time

8h 01m

Direct flights

None
The best one-way flight to Seattle from New York LaGuardia Airport in the past 72 hours is $263. The best return flight deal from New York LaGuardia Airport to Seattle found on momondo in the last 72 hours is $505.
The fastest flight from New York LaGuardia Airport to Seattle takes 8h 01m
There are no direct flights from New York LaGuardia Airport to Seattle. There are no popular flight routes from New York LaGuardia Airport to Seattle.
Search flight deals

Frequently asked questions about flying from New York LaGuardia Airport to Seattle

  • How far is New York LaGuardia to Seattle/Tacoma Intl by plane?

    The straight-line distance from New York LaGuardia to Seattle/Tacoma Intl is 3869.9 km. A reasonable flight in good conditions will take 8h 01m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How old do you have to be to fly from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from New York to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from New York to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from New York which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New York to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from New York to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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