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$118+ Cheap flights from LaGuardia, NY (LGA) to Seattle (SEA)

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SEA
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from New York LaGuardia to Seattle/Tacoma Intl are usually found in October or January, booked 59 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from LaGuardia to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Seattle (SEA). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$118
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$618
Provider with most accurate pricing for New York LaGuardia-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for New York LaGuardia-Seattle/Tacoma Intl flights.
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From New York LaGuardia to Seattle/Tacoma Intl
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One-way flight from New York LaGuardia to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from LaGuardia to Seattle

Cheapest flights from LaGuardia to Seattle
Explore the most affordable flight options available from LaGuardia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Trip.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:55 pmLGA - SEA
1 stop16h 19mFrontier
Mon 12/83:40 pmSEA - LGA
2 stops16h 49mFrontier
Deal found 11/12$201
This CheapOair deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:55 pmLGA - SEA
1 stop15h 58mFrontier
Mon 12/159:45 amSEA - LGA
1 stop8h 28mFrontier
Deal found 11/12$206
This Super.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:55 pmLGA - SEA
1 stop16h 18mFrontier
Mon 11/172:22 pmSEA - LGA
1 stop28h 38mFrontier
Deal found 11/11$210
This Trip.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:55 pmLGA - SEA
1 stop15h 58mFrontier
Fri 12/129:45 amSEA - LGA
1 stop8h 28mFrontier
Deal found 11/12$220
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:55 pmLGA - SEA
2 stops15h 58mFrontier
Mon 12/89:45 amSEA - LGA
1 stop8h 28mFrontier
Deal found 11/12$221
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:55 pmLGA - SEA
1 stop15h 58mFrontier
Sun 12/1412:48 pmSEA - LGA
1 stop30h 12mFrontier
Deal found 11/10$222
This CheapOair deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:55 pmLGA - SEA
1 stop15h 58mFrontier
Sun 12/1412:48 pmSEA - LGA
1 stop30h 12mFrontier
Deal found 11/11$226
This WAYA deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:55 pmLGA - SEA
1 stop12h 15mMultiple Airlines
Wed 12/177:55 amSEA - LGA
1 stop11h 05mMultiple Airlines
Deal found 11/12$230
This Super.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:55 pmLGA - SEA
1 stop16h 12mFrontier
Thu 11/201:01 pmSEA - LGA
1 stop30h 02mFrontier
Deal found 11/11$235
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:55 pmLGA - SEA
1 stop15h 58mFrontier
Sun 12/216:05 pmSEA - LGA
2 stops24h 00mFrontier
Deal found 11/12$241
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:55 pmLGA - SEA
1 stop15h 58mMultiple Airlines
Mon 12/159:45 amSEA - LGA
1 stop22h 15mMultiple Airlines
Deal found 11/12$245

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to Seattle 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 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Seattle that are best for you.

Fly from

LaGuardia

Fly to

Seattle

Route

Depart

Return

Price

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 12/9

7:20 am-1:47 pm

1 stop9h 27m

Seattle/Tacoma Intl

Tue 12/16

7:00 am-6:07 pm

1 stop8h 07m

$267

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 12/6

2:55 pm-10:28 pm

2 stops10h 33m

Seattle/Tacoma Intl

Wed 12/10

7:00 am-5:07 pm

1 stop7h 07m

$272

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 3/3

9:05 am-2:20 pm

1 stop8h 15m

Seattle/Tacoma Intl

Wed 3/4

12:00 pm-11:39 pm

1 stop8h 39m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 2/25

3:20 pm-10:43 pm

1 stop10h 23m

Seattle/Tacoma Intl

Sat 2/28

8:17 am-6:42 pm

1 stop7h 25m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 1/14

2:30 pm-10:30 pm

2 stops11h 00m

Seattle/Tacoma Intl

Tue 1/20

6:05 am-4:10 pm

1 stop7h 05m

$282

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 3/4

4:55 pm-10:59 pm

1 stop9h 04m

Seattle/Tacoma Intl

Mon 3/9

7:00 am-5:14 pm

1 stop7h 14m

$297

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 2/10

9:15 am-4:01 pm

1 stop9h 46m

Seattle/Tacoma Intl

Thu 2/12

7:00 am-5:13 pm

1 stop7h 13m

$297

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Mon 12/15

6:00 am-7:48 pm

1 stop16h 48m

Seattle/Tacoma Intl

Sat 1/10

12:00 pm-11:42 pm

1 stop8h 42m

$301

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 12/16

8:50 am-7:48 pm

1 stop13h 58m

Seattle/Tacoma Intl

Tue 1/13

10:55 pm-9:47 am

1 stop7h 52m

$301

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 3/4

7:20 am-5:50 pm

2 stops13h 30m

Seattle/Tacoma Intl

Mon 3/9

9:05 am-9:25 pm

1 stop9h 20m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 19 results
1
2

Compare providers for flights from LaGuardia to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Seattle in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York LaGuardia Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New York LaGuardia Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from LaGuardia to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from LaGuardia 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 New York LaGuardia Airport to Seattle

How far ahead should I book a flight from New York LaGuardia Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from LaGuardia to Seattle. Price data was last updated on November 7, 2025.

To ensure you get the cheapest price possible for a flight from New York LaGuardia Airport to Seattle, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from New York LaGuardia Airport to Seattle?

Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Seattle (average of $188). Flying from New York LaGuardia Airport to Seattle in June is currently the most expensive (average of $320). 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.

What is the cheapest time of day to fly from LGA to SEA?

Find hourly flight availability from LaGuardia to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

One of the essential ways to save on airfare from New York LaGuardia Airport to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 43% on airfare.

What is the cheapest day to fly from New York LaGuardia Airport to Seattle?

Use this chart to determine the cheapest time to fly round-trip from LaGuardia to Seattle. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New York LaGuardia Airport to Seattle flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from New York LaGuardia Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,007 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,017 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,051 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,109 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to Seattle. 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 into for flights to Seattle from New York LaGuardia?

    If you book a flight to Seattle from New York LaGuardia, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There is 1 flight from New York LaGuardia to Seattle/Tacoma Intl per day from 6 different airlines.

  • How long is the flight from New York LaGuardia Airport to Seattle?

    For as low as $277, United Airlines can have you in Seattle from New York LaGuardia Airport in 8h 15m. Airlines will cover a distance of 2405 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $196, Southwest will fly you from New York LaGuardia Airport to Seattle and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Frontier - these airlines can fly you to your destination from $196 and $222, respectively. These flights start at 56% lower than the current average price 3 months from now.

  • Can I find deals for flights from LaGuardia to Seattle that include hotel bookings?

    Yes. In addition to deals on LaGuardia to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from LaGuardia to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from LaGuardia to Seattle.

  • Can I find deals for business class flights from LaGuardia to Seattle?

    Yes. Cheapflights offers flight deals from LaGuardia to Seattle 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 New York LaGuardia Airport to Seattle?

    Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Seattle (average of $188). Flying from New York LaGuardia Airport to Seattle in June is currently the most expensive (average of $320). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Tukwila
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Cle Elum
Marysville
Puyallup
Federal Way
Fife
Issaquah
Aberdeen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for LaGuardia to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from LaGuardia to Seattle

Discover the top 6 airlines that operate flights from LaGuardia to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$196Average$471FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$196Average$444FlexibilityNo cancel feeOn-time71%
FrontierCheapest$222Average$360FlexibilityNo cancel feeOn-time62%
DeltaCheapest$257Average$411FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$285Average$396FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$347Average$557FlexibilityNo cancel feeOn-time75%

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