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LaGuardia

$129+ Cheap flights from Seattle (SEA) to LaGuardia, NY (LGA)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to New York LaGuardia are usually found in January or August, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Seattle to LaGuardia

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

$258
(FlightHub)

One-way from

$129
(Southwest)

Popular in

December

Cheapest in

January

Average price

$499
From Seattle/Tacoma Intl to New York LaGuardia
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One-way flight from Seattle/Tacoma Intl to New York LaGuardia
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Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 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 Seattle to LaGuardia

Cheapest flights from Seattle to LaGuardia
Explore the most affordable flight options available from Seattle to LaGuardia. 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 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/295:30 pmSEA - LGA
2 stops19h 05mSpirit Airlines
Tue 8/199:27 pmLGA - SEA
2 stops21h 26mSpirit Airlines
Deal found 6/10$258
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.
Wed 8/206:41 amSEA - LGA
1 stop12h 24mMultiple Airlines
Tue 8/269:27 pmLGA - SEA
2 stops21h 26mMultiple Airlines
Deal found 6/9$260
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.
Mon 7/1410:40 pmSEA - LGA
1 stop8h 25mSouthwest
Tue 7/225:30 pmLGA - SEA
1 stop9h 45mSouthwest
Deal found 6/10$262
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:25 amSEA - LGA
1 stop12h 40mFrontier
Fri 8/2910:50 pmLGA - SEA
1 stop15h 55mFrontier
Deal found 6/10$278
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2411:58 pmSEA - LGA
1 stop8h 33mUnited Airlines
Sat 8/302:59 pmLGA - SEA
1 stop8h 43mUnited Airlines
Deal found 6/10$279
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.
Thu 8/1412:58 amSEA - LGA
1 stop8h 02mAmerican Airlines
Wed 8/205:20 pmLGA - SEA
1 stop9h 20mAmerican Airlines
Deal found 6/10$282
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.
Tue 8/1911:55 pmSEA - LGA
1 stop7h 56mDelta
Fri 8/292:40 pmLGA - SEA
1 stop10h 25mDelta
Deal found 6/10$332

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to LaGuardia 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 Seattle to New York LaGuardia Airport that are best for you.

Fly from

Seattle

Fly to

LaGuardia

Route

Depart

Return

Price

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 7/29

5:30 pm-3:35 pm

2 stops19h 05m

New York LaGuardia

Tue 8/19

9:27 pm-3:53 pm

2 stops21h 26m

$258

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 8/20

6:41 am-10:05 pm

1 stop12h 24m

New York LaGuardia

Tue 8/26

9:27 pm-3:53 pm

2 stops21h 26m

$260

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 7/14

10:40 pm-10:05 am

1 stop8h 25m

New York LaGuardia

Tue 7/22

5:30 pm-12:15 am

1 stop9h 45m

$262

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 8/19

12:45 am-11:29 am

1 stop7h 44m

New York LaGuardia

Sat 8/30

5:30 pm-11:40 pm

1 stop9h 10m

$277

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 8/23

6:25 am-10:05 pm

1 stop12h 40m

New York LaGuardia

Fri 8/29

10:50 pm-11:45 am

1 stop15h 55m

$278

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sun 8/24

11:58 pm-11:31 am

1 stop8h 33m

New York LaGuardia

Sat 8/30

2:59 pm-8:42 pm

1 stop8h 43m

$279

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 8/5

5:55 am-4:00 pm

1 stop7h 05m

New York LaGuardia

Wed 8/13

4:59 pm-10:07 pm

1 stop8h 08m

$307

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 7/22

10:40 pm-3:55 pm

2 stops14h 15m

$129

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Mon 7/14

5:30 pm-12:29 pm

2 stops15h 59m

$136

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 7/4

5:00 am-3:48 pm

1 stop7h 48m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 15 results
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Best time to book a flight from Seattle to LaGuardia

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to LaGuardia. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to New York LaGuardia Airport, you should look to book at least 35 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 Seattle to New York LaGuardia Airport?

Currently, January is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of $199). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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 SEA to LGA?

Find hourly flight availability from Seattle to LaGuardia. 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 Seattle to New York LaGuardia Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% on airfare.

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

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

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

Rainfall in LaGuardia by month

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

In terms of precipitation, rainfall in New York LaGuardia Airport ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit New York LaGuardia Airport when rainfall is around 2.8 in.

Temperature in LaGuardia by month

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

If weather is an important factor for your trip to New York LaGuardia Airport, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing LaGuardia

Get insights into the airlines that provide service to LaGuardia. 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 LaGuardia. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Seattle to New York. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to New York LaGuardia. On average, Seattle/Tacoma Intl has 0 outbound flights to New York LaGuardia per day from 6 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

    Cheapflights users have booked flights from Seattle to New York LaGuardia Airport round-trip from $258. Other airlines that can offer you cheap pricing are Southwest, from $262, and American Airlines, from $277. These flights start at 37% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $129. Users have also found prices from $136 and $139 on Spirit Airlines and United Airlines, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of $199). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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.

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Alternative routes for Seattle to LaGuardia

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Top 6 airlines flying from Seattle to LaGuardia

Discover the top 6 airlines that operate flights from Seattle to LaGuardia. 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$128Average$235FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$232Average$457FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$238Average$400FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$526FlexibilityNo cancel feeOn-time63%
DeltaCheapest$266Average$472FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$461FlexibilityNo cancel feeOn-time69%

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