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$148+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to Seattle/Tacoma Intl are usually found in September or October, booked 58 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 June 12, 2025.

Round-trip from

$254
(FlightHub)

One-way from

$148
(FlightHub)

Popular in

February

Cheapest in

September

Average price

$543
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. 4% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:59 amLGA - SEA
2 stops13h 26mSpirit Airlines
Mon 7/285:30 pmSEA - LGA
2 stops19h 05mSpirit Airlines
Deal found 6/11$254
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/57:00 pmLGA - SEA
1 stop8h 43mAmerican Airlines
Mon 8/2512:45 amSEA - LGA
1 stop7h 44mAmerican Airlines
Deal found 6/10$257
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/222:30 pmLGA - SEA
1 stop10h 15mSouthwest
Tue 8/2611:10 pmSEA - LGA
1 stop6h 50mSouthwest
Deal found 6/10$262
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:27 pmLGA - SEA
2 stops21h 26mMultiple Airlines
Sat 8/236:25 amSEA - LGA
1 stop12h 40mMultiple Airlines
Deal found 6/9$270
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:25 amLGA - SEA
1 stop8h 12mUnited Airlines
Mon 7/1412:20 amSEA - LGA
1 stop7h 58mUnited Airlines
Deal found 6/11$273
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/113:05 pmLGA - SEA
1 stop8h 15mDelta
Wed 7/1611:59 pmSEA - LGA
1 stop7h 42mDelta
Deal found 6/10$317
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/910:00 pmLGA - SEA
1 stop13h 29mFrontier
Sun 10/126:00 amSEA - LGA
1 stop13h 06mFrontier
Deal found 6/10$356

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 June 12, 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

Wed 7/23

5:59 am-4:25 pm

2 stops13h 26m

Seattle/Tacoma Intl

Mon 7/28

5:30 pm-3:35 pm

2 stops19h 05m

$254

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 8/5

7:00 pm-12:43 am

1 stop8h 43m

Seattle/Tacoma Intl

Mon 8/25

12:45 am-11:29 am

1 stop7h 44m

$257

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 8/22

2:30 pm-9:45 pm

1 stop10h 15m

Seattle/Tacoma Intl

Tue 8/26

11:10 pm-9:00 am

1 stop6h 50m

$262

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 8/19

9:27 pm-3:53 pm

2 stops21h 26m

Seattle/Tacoma Intl

Sat 8/23

6:25 am-10:05 pm

1 stop12h 40m

$270

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 7/8

6:25 am-11:37 am

1 stop8h 12m

Seattle/Tacoma Intl

Mon 7/14

12:20 am-11:18 am

1 stop7h 58m

$273

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 7/11

3:05 pm-8:20 pm

1 stop8h 15m

Seattle/Tacoma Intl

Wed 7/16

11:59 pm-10:41 am

1 stop7h 42m

$317

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Thu 8/7

10:00 pm-8:34 am

1 stop13h 34m

Seattle/Tacoma Intl

Sat 8/16

7:48 pm-8:59 pm

2 stops22h 11m

$365

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 7/9

5:59 am-4:25 pm

2 stops13h 26m

$148

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 7/9

5:55 pm-12:05 am

1 stop9h 10m

$149

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 7/23

5:25 pm-11:59 pm

1 stop9h 34m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
1
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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 June 9, 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 58 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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Seattle (average of $238). Flying from New York LaGuardia Airport to Seattle in July is currently the most expensive (average of $391). 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 June 12, 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 at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from New York to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 are 0 flights from New York LaGuardia to Seattle/Tacoma Intl per day from 6 different airlines.

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

    Currently priced at $254, Spirit Airlines will fly you from New York LaGuardia Airport to Seattle and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Southwest - these airlines can fly you to your destination from $257 and $262, respectively. These flights start at 42% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $148. Users have also found prices from $149 and $150 on Southwest and United Airlines, respectively.

  • 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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Seattle (average of $238). Flying from New York LaGuardia Airport to Seattle in July is currently the most expensive (average of $391). 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 New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

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.
Newark to Seattle flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to Portland flights
Newark to Portland flights
LaGuardia to Portland flights
Newark to Spokane flights
John F Kennedy Intl to Spokane flights
LaGuardia to Spokane flights
John F Kennedy Intl to Pasco flights
Newark to Pasco flights
LaGuardia to Pasco flights
John F Kennedy Intl to Bellingham flights
Stewart to Seattle flights
Newark to Bellingham flights
Newark to Pullman flights
John F Kennedy Intl to Wenatchee flights
John F Kennedy Intl to Walla Walla flights
LaGuardia to Bellingham flights
Newark to Walla Walla flights
Newark to Wenatchee flights
Stewart to Portland flights
Newark to Yakima flights
John F Kennedy Intl to Yakima flights
LaGuardia to Yakima flights
Stewart to Spokane flights

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$249FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$226Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$266Average$402FlexibilityNo cancel feeOn-time69%
DeltaCheapest$277Average$426FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$311Average$557FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$441Average$526FlexibilityNo cancel feeOn-time63%

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