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

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

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

As of July 2025, 39 flights take off from Seattle and land in Phoenix each day. The most common flight departure time for this route is 3:00PM, with 44% of daily flights taking off in the afternoon.

What airlines fly to Phoenix?

Delta, Frontier and Alaska Airlines are the top three most popular airlines that fly to Phoenix from Seattle according to our data. Delta is the first choice among our users, with 33% 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.

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

276 flights are operational weekly from Seattle to Phoenix as of July 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

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

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

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to Phoenix is 8 as of July 2025.

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

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.

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

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.

$53 Cheap Flights from Seattle to Phoenix in 2025

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Find the cheapest flights from Seattle to Phoenix

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:17 pm - 4:23 pmSEA-PHX

3h 06mnonstop

2:21 pm - 5:39 pmPHX-SEA

3h 18mnonstop

$83Frontier

Find Deal

Thu, Sep 4 - Mon, Sep 8

8:17 pm - 11:17 pmSEA-PHX

3h 00mnonstop

6:30 am - 9:48 amPHX-SEA

3h 18mnonstop

$84Frontier

Find Deal

Mon, Sep 29 - Mon, Oct 6

9:50 am - 12:54 pmSEA-PHX

3h 04mnonstop

3:58 pm - 7:03 pmPHX-SEA

3h 05mnonstop

$147Hawaiian Airlines

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Wed, Aug 27 - Wed, Sep 3

9:50 am - 12:54 pmSEA-PHX

3h 04mnonstop

3:58 pm - 7:03 pmPHX-SEA

3h 05mnonstop

$153Alaska Airlines

Find Deal

Tue, Sep 9 - Tue, Sep 9

11:44 am - 2:47 pmSEA-PHX

3h 03mnonstop

10:50 am - 1:59 pmPHX-SEA

3h 09mnonstop

$154Hawaiian Airlines

Find Deal

Fri, Aug 15 - Sat, Aug 23

11:50 am - 2:50 pmSEA-PHX

3h 00mnonstop

9:10 am - 12:20 pmPHX-SEA

3h 10mnonstop

$159Southwest

Find Deal

Wed, Sep 10 - Tue, Sep 16

11:45 am - 2:58 pmSEA-PHX

3h 13mnonstop

8:00 am - 11:18 amPHX-SEA

3h 18mnonstop

$163Alaska Airlines

Find Deal

Wed, Oct 1 - Mon, Oct 6

3:25 pm - 6:25 pmSEA-PHX

3h 00mnonstop

5:55 am - 8:55 amPHX-SEA

3h 00mnonstop

$168Delta

Find Deal

Thu, Aug 7 - Sun, Aug 10

10:10 am - 4:55 pmSEA-PHX

6h 45m1 stop

1:50 pm - 4:50 pmPHX-SEA

3h 00mnonstop

$169Southwest

Find Deal

Wed, Sep 10 - Tue, Sep 16

11:40 am - 2:42 pmSEA-PHX

3h 02mnonstop

1:50 pm - 5:00 pmPHX-SEA

3h 10mnonstop

$172Delta

Find Deal

Fri, Oct 3 - Tue, Oct 7

Delta flights from Seattle to Phoenix

Our best Delta deals on Seattle to Phoenix flight tickets

Delta

Aug 7

SEA3:25 pmSeattle/Tacoma Intl

3h 00m

PHX6:25 pmPhoenix Sky Harbor Intl

Aug 10

PHX5:55 amPhoenix Sky Harbor Intl

3h 00m

SEA8:55 amSeattle/Tacoma Intl

$168

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Delta

Oct 3

SEA11:40 amSeattle/Tacoma Intl

3h 02m

PHX2:42 pmPhoenix Sky Harbor Intl

Oct 7

PHX1:50 pmPhoenix Sky Harbor Intl

3h 10m

SEA5:00 pmSeattle/Tacoma Intl

$172

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Hawaiian Airlines flights from Seattle to Phoenix

Our best Hawaiian Airlines deals on Seattle to Phoenix flight tickets

Hawaiian Airlines

Aug 27

SEA9:50 amSeattle/Tacoma Intl

3h 04m

PHX12:54 pmPhoenix Sky Harbor Intl

Sep 3

PHX3:58 pmPhoenix Sky Harbor Intl

3h 05m

SEA7:03 pmSeattle/Tacoma Intl

$147

Find similar

Hawaiian Airlines

Aug 15

SEA11:44 amSeattle/Tacoma Intl

3h 03m

PHX2:47 pmPhoenix Sky Harbor Intl

Aug 23

PHX10:50 amPhoenix Sky Harbor Intl

3h 09m

SEA1:59 pmSeattle/Tacoma Intl

$154

Find similar

Hawaiian Airlines

Sep 9

SEA11:45 amSeattle/Tacoma Intl

3h 13m

PHX2:58 pmPhoenix Sky Harbor Intl

Sep 16

PHX10:50 amPhoenix Sky Harbor Intl

3h 09m

SEA1:59 pmSeattle/Tacoma Intl

$157

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How to get the cheapest flight ticket from Seattle to Phoenix

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

Prices

Airlines

Other information

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $163.

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

On average, the least expensive day to fly to Phoenix from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $225. 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 $268.

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

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $191. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $270 per ticket.

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

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

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

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 $208 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 $185 on momondo.

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

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.

Cheap Seattle to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Phoenix

Best Price Found	$53
Fastest flight time	2h 56m
Direct flights	Every day
Airports in Phoenix	1 airport

The best one-way flight to Phoenix from Seattle in the past 72 hours is $53. The best round-trip flight deal from Seattle to Phoenix found on momondo in the last 72 hours is $83.

The fastest flight from Seattle to Phoenix takes 2h 56m

Direct flights go from Seattle to Phoenix every day.

There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)

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How far is Seattle/Tacoma Intl to Phoenix by plane?
The straight-line distance from Seattle/Tacoma Intl to Phoenix is 1114.3 mi. In terms of flight time, this usually takes a little over 2h 57m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Phoenix?
Prices for flights from Seattle/Tacoma Intl Airport to Phoenix were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Phoenix?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Phoenix is 8 as of July 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Phoenix?
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.
What documentation or ID do you need to fly to Phoenix?
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.

Best airlines flying from Seattle to Phoenix

Compare and see reviews for airlines that fly from Seattle to Phoenix with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $35	Free Cancellation	Rating 5.9 3,251 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $72	Free Cancellation	Rating 6.3 8,035 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $83	Free Cancellation	Rating 7.8 2,581 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $83	Free Cancellation	Rating 8.0 7,958 reviews	Search Delta flights
Alaska Airlines	PriceFrom $96	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $125	Free Cancellation	Rating 8.0 4,238 reviews	Search Southwest flights
American Airlines	PriceFrom $167	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 8,864 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Phoenix from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phoenix quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Phoenix from Seattle with this policy.

How can momondo help me find flights from Seattle to Phoenix?

Once you have performed a search for Seattle to Phoenix flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Phoenix from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly into one of these airports located in Phoenix

Phoenix-Mesa Gateway Airport

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Flights to Seattlefrom $88

Cheap flights from Seattle to Phoenix from $53

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 Phoenix departing on 10/16. 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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Delta flights from Seattle to Phoenix

Our best Delta deals on Seattle to Phoenix flight tickets

Hawaiian Airlines flights from Seattle to Phoenix

Our best Hawaiian Airlines deals on Seattle to Phoenix flight tickets

See travel insights to Phoenix from

How to get the cheapest flight ticket from Seattle to Phoenix

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 Phoenix?

If you are unable to visit Phoenix during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $163.

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

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

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $191. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $270 per ticket.

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

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

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

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

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.

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

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

What airlines fly to Phoenix?

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

As of July 2025, 39 flights take off from Seattle and land in Phoenix each day. The most common flight departure time for this route is 3:00PM, with 44% of daily flights taking off in the afternoon.

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

276 flights are operational weekly from Seattle to Phoenix as of July 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

Cheap Seattle to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Phoenix

Best Price Found

Fastest flight time

Direct flights

Airports in Phoenix

How far is Seattle/Tacoma Intl to Phoenix by plane?

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

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

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

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

Best airlines flying from Seattle to Phoenix

Compare and see reviews for airlines that fly from Seattle to Phoenix with momondo

Why use momondo?

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

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

How can momondo help me find flights from Seattle to Phoenix?

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

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.

Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix