Cheap flights from Seattle to the United States from $49
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to the United States 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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Frontier flights from Seattle to United States
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How to get the cheapest flight ticket from Seattle to United States
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 United States?
In general, January is the cheapest month to fly from Seattle to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $321. If you aren’t able to travel during the month of January, then book flights to United States from Seattle during February instead. Flights to United States in February, while not as cheap as those in January, still average around $323.
What is the cheapest day to depart on your flight to United States?
According to our data, Wednesday is the cheapest day to fly to United States from Seattle. The lowest ticket price found for a Wednesday departure recently was $431. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $575. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.
What is the cheapest time of day to depart on your flight to United States?
The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $360. Try not to purchase tickets in the morning because they tend to be around $512. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Seattle/Tacoma Intl to United States flight route?
Fly from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl for the best Seattle/Tacoma Intl - United States flight prices
How far in advance should I book a flight to United States?
You are more likely to see cheaper flights to United States from Seattle when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to United States for around $414 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Seattle for as low as $338 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to United States flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to United States?
Spirit Airlines, Alaska Airlines, and Hawaiian Airlines are the most popular carriers operating from Seattle/Tacoma Intl to United States
What airlines fly to United States?
Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to United States from Seattle according to our data. Alaska Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 11 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to United States on average per day?
As of June 2025, there are 457 flights per day flying from Seattle to United States. The most common time of day flights depart is 7:00AM, with 39% of flights taking off at noon.
How many flights depart from Seattle to United States on average per week?
The number of flights available between Seattle and United States is 3,204 per week as of June 2025. The most frequent departure day is Thu, with 21% of weekly flights leaving on this day.
Cheap Seattle to United States flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to United States
Best Price Found | $49 |
|---|---|
Fastest flight time | 2h 11m |
Direct flights | Every day |
Airports in United States | 7 airports |
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to United States?
Prices for flights from Seattle/Tacoma Intl Airport to United States are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to United States?
As of June 2025, there are 11 operators available to choose from for flights from Seattle/Tacoma Intl Airport to United States.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to United States?
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 Seattle/Tacoma Intl Airport to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Seattle to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to United States is Boeing 737-900 Passenger/BBJ3 (winglets) (16.80% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (16.66%), Boeing 737 MAX 9 (14.04%), and Airbus A321neo (9.52%).
Best airlines flying from Seattle to United States
Compare and see reviews for airlines that fly from Seattle to United States with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $44 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $45 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $79 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $97 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $121 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $121 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $131 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $141 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $157 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $162 | Free Cancellation | Rating 6.9 345 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to United States?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to United States. momondo saves you time and could save you money on your trip.
Can I find flights from Seattle to United States with flexible booking policies on momondo?
Yes. All flights to United States from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to United States?
momondo helps you find the best flight between Seattle and United States by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Seattle to United States right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Seattle to United States flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.