Q: What is the typical price of a round-trip flight between Seattle and Phoenix?

Prices are currently low for flights on this route. Typical prices usually range from $377 to $183. The lowest price recently found on this route was $130.

Question 1

How many flights depart from Seattle to Phoenix on average per week?

Accepted Answer

285 flights are operational weekly from Seattle to Phoenix as of April 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

Question 2

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

Accepted Answer

You are more likely to see cheaper flights to Phoenix from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $220 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Seattle for as low as $166 on momondo.

Question 3

What cabin class options are available on Seattle/Tacoma Intl to Phoenix flights?

Accepted Answer

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 4

What is the cheapest month to fly to Phoenix?

Accepted Answer

If you are unable to visit Phoenix during the month of July, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $177.

Question 5

Which airline has the best punctuality record on Seattle to Phoenix flights?

Accepted Answer

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Question 6

What is the cheapest Seattle/Tacoma Intl to Phoenix flight route?

Accepted Answer

Fly from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl for the best Seattle/Tacoma Intl - Phoenix flight prices

Question 7

What is the cheapest airline that flies from Seattle/Tacoma Intl to Phoenix?

Accepted Answer

Delta and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Phoenix

Question 8

What is the typical price of a round-trip flight between Seattle and Phoenix?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $377 to $183.
The lowest price recently found on this route was $130.

Question 9

What airlines fly to Phoenix?

Accepted Answer

Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to Phoenix from Seattle according to our data. Alaska Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Phoenix. Keep in mind that there are 8 different airlines that fly to Phoenix on a routine basis, so you have a few additional options to choose from.

Question 10

What is the most punctual flight time for Seattle to Phoenix flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Question 11

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

Accepted Answer

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $222. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $275 per ticket.

Question 12

How many flights depart from Seattle to Phoenix on average per day?

Accepted Answer

As of April 2026, 40 flights take off from Seattle and land in Phoenix each day. The most common flight departure time for this route is 6:00PM, with 36% of daily flights taking off in the evening.

Question 13

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

Accepted Answer

On average, the least expensive day to fly to Phoenix from Seattle is on a Saturday. momondo users have found tickets for Saturday departures for as low as $229. 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 Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $276.

Question 14

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 15

How often are flights from Seattle to Phoenix delayed?

Accepted Answer

Historically, on average around 15% of flights between Seattle and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Question 16

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

Accepted Answer

Prices for flights from Seattle/Tacoma Intl Airport to Phoenix were last updated today.

Question 17

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

Accepted Answer

The number of operators available for flights from Seattle/Tacoma Intl Airport to Phoenix is 8 as of April 2026.

Question 18

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

Accepted Answer

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 Seattle/Tacoma Intl Airport to Phoenix.

Question 19

What documentation or ID do you need to fly to Phoenix?

Accepted Answer

The travel and health documents you'll need for your trip to Phoenix may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Cheap flights from Seattle to Phoenix - Compare and Save

Save money when you book flights with momondo

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Phoenix

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

An easier way to manage your Phoenix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.