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Flights to Seattle

Cheap flights to Seattle from $66

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Seattle departing on 5/18. 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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Tue 4/30

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Seattle flight deals found on momondo

Check out some of the best fares from airports in United States to Seattle found recently by users on momondo
Frontier
May 18
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl
May 21
SEA1:57 pmSeattle/Tacoma Intl
2h 44m
ONT4:41 pmOntario
Frontier
May 18
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl
May 21
SEA1:57 pmSeattle/Tacoma Intl
2h 44m
ONT4:41 pmOntario
Frontier
May 18
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl
May 25
SEA1:57 pmSeattle/Tacoma Intl
2h 44m
ONT4:41 pmOntario
Frontier
May 20
ONT10:14 amOntario
2h 53m
SEA1:07 pmSeattle/Tacoma Intl
May 22
SEA1:57 pmSeattle/Tacoma Intl
2h 44m
ONT4:41 pmOntario
Frontier
May 17
ONT10:24 amOntario
2h 53m
SEA1:17 pmSeattle/Tacoma Intl
May 22
SEA1:57 pmSeattle/Tacoma Intl
2h 44m
ONT4:41 pmOntario
Frontier
Aug 17
ONT10:06 amOntario
2h 47m
SEA12:53 pmSeattle/Tacoma Intl
Aug 20
SEA1:22 pmSeattle/Tacoma Intl
2h 37m
ONT3:59 pmOntario

Find the cheapest one-way flights to Seattle

If you're looking for one-way flights from United States to Seattle, view some of our deals below provided by Frontier and Spirit Airlines
Frontier
May 22
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl
Frontier
May 18
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl
Frontier
May 18
ONT10:04 amOntario
2h 53m
SEA12:57 pmSeattle/Tacoma Intl

Seattle flights insights and trends

Explore insights for your Seattle flight to craft the best travel plan

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from United States to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $247. If you don’t want to visit Seattle in January, then you should wait until February to fly from United States, when ticket prices are also cheap, with an average price of $257.

What is the absolute cheapest flight to Seattle?

$140 is the cheapest deal found on momondo in the last two weeks for a flight to Seattle. This flight is from Los Angeles and is 53% cheaper than most flights to Seattle. To find the cheapest price to Seattle from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:

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

On average, the least expensive day to fly to Seattle from United States is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $362. 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 United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $416.

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

Flying to Seattle from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $309 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $403. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in United States you fly out of and what airport in Seattle you fly into. For example, flying from Los Angeles to Seattle/Tacoma Intl takes 2h 39m on average. On the other hand, flying from San Francisco to Seattle/Tacoma Intl takes 2h 09m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

You are more likely to see cheaper flights to Seattle from United States when booking 31 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $361 when searching 31 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $291 in the past 72 hours.

Cheapest flights to Seattle airports

Find the cheapest flights to these Seattle airports from your nearest city or airport
Los Angeles
Seattle

CHEAPEST ROUTE FROM Los Angeles TO Seattle

Ontario (ONT) to Seattle (SEA)

Typically, flights to Seattle from Los Angeles are cheaper when flying from Ontario to Seattle/Tacoma Intl, which has an average price of $212

CHEAPEST MONTH TO FLY TO SEATTLE FROM LOS ANGELESOctober28% cheaperFlying from Los Angeles to Seattle costs on average just $161 in October
MOST EXPENSIVE MONTH TO FLY TO SEATTLE FROM LOS ANGELESDecember24% more expensiveIt costs about $277 for flights to Seattle from Los Angeles in December
MOST POPULAR MONTH TO FLY TO SEATTLE FROM LOS ANGELESJuly266% more users visitedMore momondo users searched in flights to Seattle from Los Angeles in July than any other month

Cheap Seattle flight deals and tips

Summary info about Seattle flight prices, duration and airlines

Best One-Way Price

$29

Best Round-Trip Price

$66

Fastest flight time

2h 47m

Operated By

2 airlines
The best one-way flight price to Seattle from United States in the last 72 hours is $29 (Ontario to Seattle/Tacoma Intl).
The best round-trip flight price to Seattle from United States in the last 72 hours is $66 (Ontario to Seattle/Tacoma Intl).
The fastest flight to Seattle from United States takes 2h 47m (Ontario to Seattle/Tacoma Intl).
There are 2 airlines operating flights to Seattle, including Frontier and Spirit Airlines.

Frequently asked questions about flying to Seattle

A sprawling urban expanse with a beautiful coastal location and favorable year-round temperatures, Seattle is a chic city that offers an active outdoor lifestyle. The city experiences somewhat overcast and cloudy weather all year round and its peak tourist season is from June – August. Average summer temperatures hover around 75 degrees Fahrenheit, and hotel prices and flight fares soar during this time. The city is also abuzz with hectic tourist activity due to the Alaskan cruise season, as most ships operate via the Port of Seattle. For sunny days, pleasant temperatures, and less crowds, visit in spring, around April – May, or in the fall months from September – October. From November – March the weather is wet and cold, with average temperatures of 35 – 45 degrees Fahrenheit. However, Seattle offers plenty of indoor activities and attractions, as well as white, powdery slopes for winter sports lovers.

What is there to do in Seattle when it’s raining?

If you are planning a flight to Seattle and are looking to avoid the rain, you should avoid traveling during the months of January, November, and December. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Seattle, there are still things to do and ways to enjoy your trip. Those looking for a great museum with interesting exhibits should take time out of their trip to Seattle to go see Chihuly Garden and Glass. Chihuly Garden and Glass is particularly popular with tourists when the weather in Seattle is not ideal. If you’re looking for an art gallery near Seattle, R E Welch Gallery is usually a popular hotspot when the weather isn’t ideal. Shopping centers like Pike Place Market are very popular destinations for those visiting the Seattle area. Pike Place Market is a great place to go if you’re looking to spend some time inside. Popular options when the weather doesn’t cooperate are indoor, family-friendly attractions like aquariums. Seattle has Seattle Aquarium nearby for tourists looking for something to do while avoiding the poor weather.

When is it best to fly to Seattle to go sightseeing?

The city of Seattle has many sights to see while visiting. Many tourists find it ideal to go sightseeing when the weather is warmer, but not blistering. Consider booking your flight to Seattle for October, when temperatures are a bit higher and the chance of rain is relatively low. Many travelers find it worthwhile to visit Pike Place Market, Seattle Waterfront, and Space Needle.

Is there an alternative airport near Seattle?

Those flying to Seattle could potentially find better pricing at Everett Paine Field Airport (21 mi from Seattle city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Seattle?

With an average price of $297 per person, Everett Paine Field Airport is the cheapest airport to fly into when planning your trip to Seattle. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

When did momondo last update prices for flights to Seattle/Tacoma Intl Airport?

Prices for flights to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights to Seattle/Tacoma Intl Airport?

How old do you have to be to fly to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.


Why use momondo?

Why should I use momondo to find a flight deal to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Seattle. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Seattle with flexible booking policies on momondo?

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

How can momondo help me find flights 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 filter your options to help you make an informed choice when booking flights to Seattle.

I’m not ready to book a flight to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Seattle and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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