What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for New York to Seattle flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

How often are flights from New York to Seattle delayed?

About 0% of weekly flights between New York and Seattle have experienced delays in the past year, with the average delay time being 0 minutes.

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

For as low as $277, Delta can have you in Seattle from New York LaGuardia Airport in 8h 44m. 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 $190, Frontier will fly you from New York LaGuardia Airport to Seattle and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $196 and $196, respectively. These flights start at 54% 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 Southwest. According to our data, you can fly for as low as $108. Users have also found prices from $119 and $124 on Alaska Airlines and United Airlines, respectively.

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.

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).

What are the most popular airlines that fly from New York LaGuardia Airport to Seattle?

Before booking your flight from New York LaGuardia Airport to Seattle check out the most popular airlines for this route: American Airlines, United Airlines or Delta.

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.

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 5 different airlines.

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.

$134+ Flights from New York LaGuardia Airport, NY to Seattle

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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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from New York LaGuardia to Seattle/Tacoma Intl are usually found in November or October, booked 39 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap 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 December 18, 2025.

Sun 12/285:30 amLGA - SEA

2 stops14h 48mMultiple Airlines

Tue 1/61:00 pmSEA - LGA

1 stop30h 00mMultiple Airlines

Deal found 12/16

$342

Wed 12/2410:55 pmLGA - SEA

1 stop16h 35mFrontier

Tue 1/61:00 pmSEA - LGA

1 stop30h 00mFrontier

Deal found 12/17

$413

Wed 12/2410:55 pmLGA - SEA

1 stop16h 35mFrontier

Tue 12/302:54 pmSEA - LGA

1 stop28h 06mFrontier

Deal found 12/16

$415

Wed 12/3110:55 pmLGA - SEA

1 stop16h 35mFrontier

Fri 1/99:02 pmSEA - LGA

2 stops21h 17mFrontier

Deal found 12/17

$417

Mon 12/296:20 amLGA - SEA

2 stops13h 52mMultiple Airlines

Tue 1/61:00 pmSEA - LGA

1 stop30h 00mMultiple Airlines

Deal found 12/17

$425

Wed 12/174:30 pmLGA - SEA

1 stop9h 54mAmerican Airlines

Sun 1/186:00 amSEA - LGA

1 stop8h 00mAmerican Airlines

Deal found 12/16

$437

Tue 12/308:37 pmLGA - SEA

2 stops18h 53mMultiple Airlines

Tue 1/61:00 pmSEA - LGA

1 stop30h 00mMultiple Airlines

Deal found 12/17

$460

Mon 12/296:20 amLGA - SEA

2 stops13h 52mMultiple Airlines

Thu 1/812:26 pmSEA - LGA

1 stop30h 34mMultiple Airlines

Deal found 12/17

$464

Wed 12/2410:55 pmLGA - SEA

1 stop16h 35mFrontier

Thu 1/812:26 pmSEA - LGA

1 stop30h 34mFrontier

Deal found 12/17

$471

Fri 12/2610:55 pmLGA - SEA

1 stop16h 41mFrontier

Tue 1/61:00 pmSEA - LGA

1 stop30h 00mFrontier

Deal found 12/17

$478

Best flights from LaGuardia to Seattle
Discover carefully curated flight deals from LaGuardia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Sat 1/174:05 pmLGA - SEA

1 stop8h 44mDelta

Wed 1/2812:00 pmSEA - LGA

1 stop8h 39mDelta

Deal found 12/17

$277

Sat 1/103:29 pmLGA - SEA

1 stop8h 46mUnited Airlines

Sat 1/178:40 amSEA - LGA

1 stop8h 14mUnited Airlines

Deal found 12/17

$277

Thu 1/86:00 amLGA - SEA

1 stop10h 15mSouthwest

Wed 1/146:05 amSEA - LGA

1 stop8h 45mSouthwest

Deal found 12/15

$294

Tue 1/204:54 pmLGA - SEA

1 stop7h 55mDelta

Sat 1/2411:10 pmSEA - LGA

1 stop9h 49mDelta

Deal found 12/17

$277

Sat 1/173:00 pmLGA - SEA

1 stop10h 50mDelta

Tue 1/276:05 amSEA - LGA

1 stop6h 44mDelta

Deal found 12/17

$277

Sat 1/177:55 amLGA - SEA

1 stop9h 50mDelta

Sat 1/241:30 pmSEA - LGA

1 stop7h 12mDelta

Deal found 12/16

$277

Sat 1/316:35 amLGA - SEA

1 stop8h 58mDelta

Sat 2/76:05 amSEA - LGA

1 stop7h 31mDelta

Deal found 12/17

$277

Tue 1/204:54 pmLGA - SEA

1 stop7h 55mDelta

Wed 1/286:05 amSEA - LGA

1 stop6h 44mDelta

Deal found 12/17

$277

Tue 1/134:00 pmLGA - SEA

1 stop9h 50mDelta

Wed 1/216:05 amSEA - LGA

1 stop10h 00mDelta

Deal found 12/15

$277

Tue 1/204:54 pmLGA - SEA

1 stop7h 55mDelta

Tue 1/276:05 amSEA - LGA

1 stop6h 44mDelta

Deal found 12/17

$277

Last-minute flights from LaGuardia to Seattle
Discover last-minute flight deals from LaGuardia to Seattle. Data last updated December 18, 2025 and is based on user searches.

Sun 1/410:55 pmLGA - SEA

2 stops45h 56mFrontier

Sun 1/1112:26 pmSEA - LGA

1 stop30h 34mFrontier

Deal found 12/15

$286

Wed 1/711:55 amLGA - SEA

2 stops13h 40mSouthwest

Wed 1/146:05 amSEA - LGA

2 stops11h 55mSouthwest

Deal found 12/17

$281

Thu 1/810:10 amLGA - SEA

1 stop8h 51mUnited Airlines

Tue 1/1310:58 amSEA - LGA

1 stop7h 16mUnited Airlines

Deal found 12/17

$294

Sat 1/105:57 pmLGA - SEA

1 stop20h 24mFrontier

Sat 1/175:36 pmSEA - LGA

2 stops24h 28mFrontier

Deal found 12/17

$266

Sat 1/106:00 amLGA - SEA

1 stop13h 50mSouthwest

Wed 1/146:05 amSEA - LGA

2 stops11h 55mSouthwest

Deal found 12/16

$285

Sat 1/1010:34 amLGA - SEA

2 stops10h 40mUnited Airlines

Sat 1/175:00 amSEA - LGA

2 stops9h 13mUnited Airlines

Deal found 12/17

$287

Tue 1/1311:15 amLGA - SEA

1 stop9h 59mUnited Airlines

Tue 1/2010:58 amSEA - LGA

1 stop7h 16mUnited Airlines

Deal found 12/16

$271

Tue 1/133:29 pmLGA - SEA

1 stop8h 46mUnited Airlines

Sat 1/1710:58 amSEA - LGA

1 stop8h 01mUnited Airlines

Deal found 12/16

$274

Tue 1/1311:55 amLGA - SEA

2 stops14h 10mSouthwest

Sat 1/1710:20 amSEA - LGA

1 stop9h 25mSouthwest

Deal found 12/17

$279

Wed 1/149:00 amLGA - SEA

2 stops11h 45mAmerican Airlines

Sat 1/177:35 amSEA - LGA

1 stop9h 24mAmerican Airlines

Deal found 12/17

$282

Sat 1/174:05 pmLGA - SEA

1 stop8h 44mDelta

Wed 1/2812:00 pmSEA - LGA

1 stop8h 39mDelta

Deal found 12/17

$277

One-way flights from LaGuardia to Seattle
Search for one-way flight options from LaGuardia to Seattle. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Thu 2/511:59 amLGA - SEA

2 stops24h 37mMultiple Airlines

Deal found 12/17

$134

Wed 3/44:05 pmLGA - SEA

1 stop10h 02mAmerican Airlines

Deal found 12/17

$136

Sat 1/179:00 amLGA - SEA

1 stop9h 34mAmerican Airlines

Deal found 12/16

$138

Sun 1/187:00 amLGA - SEA

1 stop9h 14mAmerican Airlines

Deal found 12/16

$139

Wed 1/710:00 pmLGA - SEA

3 stops22h 37mMultiple Airlines

Deal found 12/17

$140

Tue 2/242:59 pmLGA - SEA

2 stops10h 44mUnited Airlines

Deal found 12/16

$141

Sat 1/1710:34 amLGA - SEA

2 stops10h 40mUnited Airlines

Deal found 12/16

$144

Thu 1/1510:00 pmLGA - SEA

3 stops24h 51mMultiple Airlines

Deal found 12/17

$145

Wed 1/218:59 pmLGA - SEA

2 stops17h 20mMultiple Airlines

Deal found 12/16

$152

Thu 1/86:30 amLGA - SEA

2 stops14h 07mMultiple Airlines

Deal found 12/16

$158

Thu 1/84:59 pmLGA - SEA

1 stop7h 50mDelta

Deal found 12/17

$159

Find flight deals from LaGuardia to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$266 (Kiwi.com)
One-way from	$134 (Kiwi.com)
Popular in	December
Cheapest in	November
Average price	$656

Provider with most accurate pricing for New York LaGuardia-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for New York LaGuardia-Seattle/Tacoma Intl flights.

Search Deals

From New York LaGuardia to Seattle/Tacoma Intl

Search Deals

One-way flight from New York LaGuardia to Seattle/Tacoma Intl

Search Deals

High demand for flights, 4% potential price rise

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 1/17

4:05 pm-9:49 pm

1 stop8h 44m

Seattle/Tacoma Intl

Wed 1/28

12:00 pm-11:39 pm

1 stop8h 39m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 1/10

3:29 pm-9:15 pm

1 stop8h 46m

Seattle/Tacoma Intl

Sat 1/17

8:40 am-7:54 pm

1 stop8h 14m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 1/20

4:54 pm-9:49 pm

1 stop7h 55m

Seattle/Tacoma Intl

Sat 1/24

11:10 pm-11:59 am

1 stop9h 49m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 1/17

3:00 pm-10:50 pm

1 stop10h 50m

Seattle/Tacoma Intl

Tue 1/27

6:05 am-3:49 pm

1 stop6h 44m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 1/17

7:55 am-2:45 pm

1 stop9h 50m

Seattle/Tacoma Intl

Sat 1/24

1:30 pm-11:42 pm

1 stop7h 12m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 1/31

6:35 am-12:33 pm

1 stop8h 58m

Seattle/Tacoma Intl

Sat 2/7

6:05 am-4:36 pm

1 stop7h 31m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 1/20

4:54 pm-9:49 pm

1 stop7h 55m

Seattle/Tacoma Intl

Wed 1/28

6:05 am-3:49 pm

1 stop6h 44m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 1/13

4:00 pm-10:50 pm

1 stop9h 50m

Seattle/Tacoma Intl

Wed 1/21

6:05 am-7:05 pm

1 stop10h 00m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 1/20

4:54 pm-9:49 pm

1 stop7h 55m

Seattle/Tacoma Intl

Tue 1/27

6:05 am-3:49 pm

1 stop6h 44m

$277

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Thu 1/8

6:00 am-1:15 pm

1 stop10h 15m

Seattle/Tacoma Intl

Wed 1/14

6:05 am-5:50 pm

1 stop8h 45m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 22 results

Compare providers for flights from LaGuardia to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Seattle in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust 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

Prices

Delays

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

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 39 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?

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?

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 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

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,005 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,091 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,054 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Frontier

5.8

Fair

3,081 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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 5 different airlines.
How long is the flight from New York LaGuardia Airport to Seattle?
For as low as $277, Delta can have you in Seattle from New York LaGuardia Airport in 8h 44m. 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 $190, Frontier will fly you from New York LaGuardia Airport to Seattle and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $196 and $196, respectively. These flights start at 54% 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 Southwest. According to our data, you can fly for as low as $108. Users have also found prices from $119 and $124 on Alaska Airlines 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, 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

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Olympia

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Lynnwood

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Puyallup

Kirkland

Kent

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Shoreline

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Federal Way

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Alternative routes for LaGuardia to Seattle

Complete your trip

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Other flights to Seattle

Top 5 airlines flying from LaGuardia to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$190	Average$336	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$196	Average$458	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$196	Average$418	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$256	Average$393	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$257	Average$391	FlexibilityNo cancel fee	On-timeN/A

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$134+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from LaGuardia to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from New York LaGuardia to Seattle/Tacoma Intl are usually found in November or October, booked 39 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from LaGuardia to Seattle

Cheapest flights from LaGuardia to SeattleExplore 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 December 18, 2025.

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 December 18, 2025.

Find flight deals from LaGuardia to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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 December.

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.

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?

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

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

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

How often are flights from New York to Seattle delayed?

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Reviews of airlines servicing Seattle

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.

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?

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

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

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

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

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

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

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Alternative routes for LaGuardia to Seattle

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Top 5 airlines flying from LaGuardia to Seattle

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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 December 18, 2025.