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Cheap flights from New York LaGuardia Airport to Seattle from £117

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Seattle departing on 18/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from New York LaGuardia Airport to Seattle

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from New York LaGuardia Airport to Seattle.
Spirit Airlines Logo
13:55 - 11:35LGA-SEA
24h 40m2 stops
Spirit Airlines Logo
20:56 - 11:01SEA-LGA
11h 05m2 stops
£179Spirit Airlines
Find Deal
Thu, 1 May - Mon, 5 May
United Airlines Logo
06:00 - 12:32LGA-SEA
9h 32m1 stop
United Airlines Logo
07:00 - 18:11SEA-LGA
8h 11m1 stop
£192United Airlines
Find Deal
Tue, 9 Sep - Tue, 16 Sep
United Airlines Logo
16:25 - 22:43LGA-SEA
9h 18m1 stop
United Airlines Logo
07:00 - 19:15SEA-LGA
9h 15m1 stop
£196United Airlines
Find Deal
Wed, 23 Apr - Sat, 26 Apr
United Airlines Logo
11:25 - 16:20LGA-SEA
7h 55m1 stop
United Airlines Logo
07:00 - 18:20SEA-LGA
8h 20m1 stop
£211United Airlines
Find Deal
Tue, 3 Jun - Tue, 10 Jun
Delta Logo
15:45 - 20:50LGA-SEA
8h 05m1 stop
Delta Logo
23:30 - 10:43SEA-LGA
8h 13m1 stop
£242Delta
Find Deal
Sat, 26 Apr - Sun, 4 May
Delta Logo
15:45 - 20:50LGA-SEA
8h 05m1 stop
Delta Logo
22:30 - 09:39SEA-LGA
8h 09m1 stop
£243Delta
Find Deal
Sat, 26 Apr - Mon, 5 May
Southwest Logo
15:35 - 23:10LGA-SEA
10h 35m2 stops
Southwest Logo
22:45 - 13:25SEA-LGA
11h 40m1 stop
£261Southwest
Find Deal
Tue, 5 Aug - Tue, 12 Aug
Southwest Logo
17:00 - 00:25LGA-SEA
10h 25m2 stops
Southwest Logo
22:40 - 15:55SEA-LGA
14h 15m2 stops
£300Southwest
Find Deal
Fri, 18 Jul - Mon, 28 Jul
Alaska Airlines Logo
14:57 - 21:39LGA-SEA
9h 42m2 stops
Alaska Airlines Logo
23:59 - 10:28SEA-LGA
7h 29m1 stop
£448Alaska Airlines
Find Deal
Sun, 11 May - Sun, 11 May
Alaska Airlines Logo
14:57 - 22:54LGA-SEA
10h 57m2 stops
Alaska Airlines Logo
08:13 - 23:32SEA-LGA
12h 19m2 stops
£457Alaska Airlines
Find Deal
Sun, 11 May - Wed, 14 May

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
9 Sept
LGA06:00New York LaGuardia
9h 32m
1 stop
SEA12:32Seattle/Tacoma Intl
16 Sept
SEA07:00Seattle/Tacoma Intl
8h 11m
1 stop
LGA18:11New York LaGuardia
United Airlines
23 Apr
LGA16:25New York LaGuardia
9h 18m
1 stop
SEA22:43Seattle/Tacoma Intl
26 Apr
SEA07:00Seattle/Tacoma Intl
9h 15m
1 stop
LGA19:15New York LaGuardia
United Airlines
3 Jun
LGA11:25New York LaGuardia
7h 55m
1 stop
SEA16:20Seattle/Tacoma Intl
10 Jun
SEA07:00Seattle/Tacoma Intl
8h 20m
1 stop
LGA18:20New York LaGuardia

Delta flights from New York LaGuardia Airport to Seattle

Our best Delta deals on New York LaGuardia Airport to Seattle flight tickets
Delta
26 Apr
LGA15:45New York LaGuardia
8h 05m
1 stop
SEA20:50Seattle/Tacoma Intl
4 May
SEA23:30Seattle/Tacoma Intl
8h 13m
1 stop
LGA10:43New York LaGuardia
Delta
26 Apr
LGA15:45New York LaGuardia
8h 05m
1 stop
SEA20:50Seattle/Tacoma Intl
5 May
SEA22:30Seattle/Tacoma Intl
8h 09m
1 stop
LGA09:39New York LaGuardia
Delta
9 May
LGA18:05New York LaGuardia
8h 42m
1 stop
SEA23:47Seattle/Tacoma Intl
11 Jun
SEA05:55Seattle/Tacoma Intl
7h 04m
1 stop
LGA15:59New York LaGuardia

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 cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from New York LaGuardia Airport is in October. Flight prices, which tend to average around £203, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Seattle, with average flight prices from New York LaGuardia Airport averaging around £226.

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

According to our data, Wednesday is the cheapest day to fly to Seattle from New York LaGuardia Airport. The lowest ticket price found for a Wednesday departure recently was £351. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Friday is £463.

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 at midday. momondo users have found flights departing from New York LaGuardia Airport to Seattle at midday for as low as £0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of £394.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from New York LaGuardia Airport when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £331 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from New York LaGuardia Airport for as low as £229 on momondo.

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

As of April 2025, prices for New York LaGuardia Airport to Seattle flights are approximately 8% 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

£117

Fastest flight time

7h 28m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from New York LaGuardia Airport in the past 72 hours is £117. The best return flight deal from New York LaGuardia Airport to Seattle found on momondo in the last 72 hours is £179.
The fastest flight from New York LaGuardia Airport to Seattle takes 7h 28m
There are no direct flights from New York LaGuardia Airport to Seattle. Popular non-direct route for this connection is New York LaGuardia Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    A flight from New York LaGuardia to Seattle/Tacoma Intl will travel around 2404.7 mi. Typically, this will take 7h 28m by plane in normal conditions.

  • 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 travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from New York LaGuardia Airport to Seattle?


Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Kent
Tukwila
SeaTac
Fife
Mukilteo
Renton

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?

All flight searches from New York to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for New York to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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