Cheap flights from New York LaGuardia Airport to Seattle from $112
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 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southwest flights from New York LaGuardia Airport to Seattle
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Spirit Airlines flights from New York LaGuardia Airport to Seattle
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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?
In general, September is the cheapest month to fly from New York LaGuardia Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $266. If you don’t want to visit Seattle in September, then you should wait until October to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of $266.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from New York LaGuardia Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $474. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from New York LaGuardia Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $566.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from New York LaGuardia Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $421 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $610. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
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 $444 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 $295 on momondo.
What is the cheapest airline that flies from New York LaGuardia to Seattle/Tacoma Intl?
Spirit Airlines, American Airlines, and Southwest are the most popular carriers operating from New York LaGuardia to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from New York LaGuardia Airport according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from New York LaGuardia Airport to Seattle
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
How far is New York LaGuardia to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 2404.7 mi away from New York LaGuardia. A reasonable flight in good conditions will take 8h 01m.
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 are updated daily.
How many operators does momondo search for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?
As of June 2025, there are 6 operators available to choose from for flights from New York LaGuardia Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from New York LaGuardia Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from New York LaGuardia Airport to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from New York LaGuardia Airport to Seattle is Airbus A330-200 (25.00% of total bookings). The next most popular plane models are Boeing 737-900 Passenger/BBJ3 (winglets) (25.00%), Boeing 737 MAX 8 (12.50%), and Boeing 737 (12.50%).
What is the most popular airline from New York LaGuardia Airport to Seattle?
Based on momondo bookings for flights between New York LaGuardia Airport and Seattle, the leading airline is American Airlines, making up 34% of the total bookings. Other popular airlines include United Airlines with 24%, Delta with 15%, and Frontier with 15%.
Best airlines flying from New York LaGuardia Airport to Seattle
Compare and see reviews for airlines that fly from New York LaGuardia Airport to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $138 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $226 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $266 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $277 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $311 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $441 | Free Cancellation | Rating 8.0 4,287 reviews |
United Airlines Flights From New York LaGuardia Airport to Seattle
United Airlines is one of the most popular airlines flying from New York LaGuardia Airport to Seattle, operating 4 flights/week on average for this route. A good United Airlines flight deal for New York LaGuardia Airport to Seattle starts from $266 round-trip, up to an average price of $402. Our users have rated United Airlines at 7.4/10.
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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?
Flights from New York to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from New York to Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from New York.
I’m not ready to book a flight from New York to Seattle right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from New York and alert you when they change.