Cheap flights from Phoenix to Seattle from $43
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Seattle departing on 5/3. 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 Phoenix to Seattle
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How to get the cheapest flight ticket from Phoenix 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 typical price of a round-trip flight between Phoenix and Seattle?
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from Phoenix to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $146. If you don’t want to visit Seattle in January, then you should wait until September to fly from Phoenix, when ticket prices are also cheap, with an average price of $158.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Phoenix is on a Friday. momondo users have found tickets for Friday departures for as low as $252. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Phoenix because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $395.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Phoenix in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $210 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $361. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Phoenix to Seattle/Tacoma Intl flight route?
Fly from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl for the best Phoenix - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Phoenix when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $183 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Phoenix for as low as $160 on momondo.
What cabin class options are available on Phoenix to Seattle/Tacoma Intl flights?
There are 4 cabin classes available to choose from on Phoenix to Seattle/Tacoma Intl 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 Phoenix to Seattle/Tacoma Intl?
Frontier, Spirit Airlines, and Delta are the most popular carriers operating from Phoenix to Seattle/Tacoma Intl
What airlines fly to Seattle?
Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to Seattle from Phoenix according to our data. Alaska Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 9 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Phoenix to Seattle on average per day?
38 flights are operational daily from Phoenix to Seattle as of April 2025. The most popular departure time for this route is 11:00AM, with 52% of flights per day taking off at noon.
How many flights depart from Phoenix to Seattle on average per week?
As of April 2025, 269 flights take off from Phoenix and land in Seattle each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.
Cheap Phoenix to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Phoenix to Seattle
How far is Phoenix to Seattle/Tacoma Intl by plane?
There are 1114.3 mi between Phoenix and Seattle/Tacoma Intl. By plane, this route typically takes 3h 05m.
When did momondo last update prices for flights from Phoenix to Seattle/Tacoma Intl Airport?
Prices for flights from Phoenix to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Phoenix to Seattle/Tacoma Intl Airport?
As of April 2025, there are 9 operators available to choose from for flights from Phoenix to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Phoenix 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 from Phoenix to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Phoenix to Seattle
Compare and see reviews for airlines that fly from Phoenix to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $43 | Free Cancellation | Rating 5.9 3,277 reviews | |||
| PriceFrom $95 | Free Cancellation | Rating 6.3 7,890 reviews | |||
| PriceFrom $98 | Free Cancellation | Rating 8.0 7,897 reviews | |||
| PriceFrom $100 | Free Cancellation | Rating 8.0 4,275 reviews | |||
| PriceFrom $104 | Free Cancellation | Rating 7.9 2,347 reviews | |||
| PriceFrom $118 | Free Cancellation | Rating 8.0 9,835 reviews | |||
| PriceFrom $167 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $182 | Free Cancellation | Rating 7.4 8,619 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Phoenix to Seattle?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Phoenix to Seattle. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Phoenix to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from Phoenix which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Phoenix 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 Phoenix.
I’m not ready to book a flight from Phoenix to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Phoenix to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.