What airlines fly to Phoenix?

Delta, Alaska Airlines and Frontier 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.

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

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.

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

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

How often are flights from Seattle to Phoenix delayed?

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 130 minutes.

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

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

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

As of December 2025, 19 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.

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

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

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

134 flights are operational weekly from Seattle to Phoenix as of December 2025. The most popular departure day for this route is Wed, with 37% 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 December 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.

$48 Cheap Flights from Seattle to Phoenix in 2025/26

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6:30 pm - 6:54 pm

SEA

PHX

23h 24m1 stop

6:00 am - 8:13 am

PHX

SEA

3h 13mnonstop

$94Frontier

Tue, Feb 24 - Mon, Mar 2

7:48 pm - 11:50 pm

SEA

PHX

3h 02mnonstop

4:44 pm - 4:31 pm

PHX

SEA

24h 47m1 stop

$95Frontier

Mon, Jan 5 - Fri, Jan 16

1:00 pm - 12:29 am

SEA

PHX

10h 29m1 stop

2:08 pm - 4:29 pm

PHX

SEA

3h 21mnonstop

$96Frontier

Tue, Jan 6 - Mon, Jan 12

8:03 pm - 11:59 pm

SEA

PHX

2h 56mnonstop

6:00 am - 8:13 am

PHX

SEA

3h 13mnonstop

$97Multiple Airlines

Tue, Feb 24 - Mon, Mar 2

6:24 pm - 10:18 pm

SEA

PHX

2h 54mnonstop

2:15 pm - 4:28 pm

PHX

SEA

3h 13mnonstop

$98Multiple Airlines

Tue, Jan 6 - Thu, Jan 15

8:03 pm - 11:59 pm

SEA

PHX

2h 56mnonstop

8:00 am - 10:17 am

PHX

SEA

3h 17mnonstop

$99Multiple Airlines

Tue, Feb 24 - Sat, Feb 28

12:40 pm - 4:44 pm

SEA

PHX

3h 04mnonstop

2:34 pm - 8:50 pm

PHX

SEA

7h 16m1 stop

$100Frontier

Sat, Jan 10 - Sun, Jan 18

8:07 pm - 11:59 pm

SEA

PHX

2h 52mnonstop

2:15 pm - 4:28 pm

PHX

SEA

3h 13mnonstop

$103Multiple Airlines

Wed, Jan 14 - Sun, Jan 18

1:16 pm - 9:41 pm

SEA

PHX

7h 25m1 stop

6:00 am - 8:13 am

PHX

SEA

3h 13mnonstop

$104Frontier

Sat, Feb 21 - Thu, Feb 26

8:07 pm - 11:59 pm

SEA

PHX

2h 52mnonstop

2:15 pm - 4:28 pm

PHX

SEA

3h 13mnonstop

$105Multiple Airlines

Wed, Jan 14 - Sun, Jan 18

Alaska Airlines flights from Seattle to Phoenix

Our best Alaska Airlines deals on Seattle to Phoenix flight tickets

Alaska Airlines

Dec 24

SEA11:22 amSeattle/Tacoma Intl

2h 53m

PHX3:15 pmPhoenix Sky Harbor Intl

Dec 31

PHX6:06 amPhoenix Sky Harbor Intl

3h 19m

SEA8:25 amSeattle/Tacoma Intl

$117

Find similar

Alaska Airlines

Jan 12

SEA8:07 pmSeattle/Tacoma Intl

2h 52m

PHX11:59 pmPhoenix Sky Harbor Intl

Jan 20

PHX7:35 pmPhoenix Sky Harbor Intl

3h 18m

SEA9:53 pmSeattle/Tacoma Intl

$133

Find similar

Alaska Airlines

Dec 27

SEA1:58 pmSeattle/Tacoma Intl

2h 53m

PHX5:51 pmPhoenix Sky Harbor Intl

Jan 3

PHX4:58 pmPhoenix Sky Harbor Intl

3h 19m

SEA7:17 pmSeattle/Tacoma Intl

$273

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Frontier flights from Seattle to Phoenix

Our best Frontier deals on Seattle to Phoenix flight tickets

Frontier

Feb 24

SEA6:30 pmSeattle/Tacoma Intl

23h 24m

1 stop

PHX6:54 pmPhoenix Sky Harbor Intl

Mar 2

PHX6:00 amPhoenix Sky Harbor Intl

3h 13m

SEA8:13 amSeattle/Tacoma Intl

$94

Find similar

Frontier

Jan 5

SEA7:48 pmSeattle/Tacoma Intl

3h 02m

PHX11:50 pmPhoenix Sky Harbor Intl

Jan 16

PHX4:44 pmPhoenix Sky Harbor Intl

24h 47m

1 stop

SEA4:31 pmSeattle/Tacoma Intl

$95

Find similar

Frontier

Jan 6

SEA1:00 pmSeattle/Tacoma Intl

10h 29m

1 stop

PHX12:29 amPhoenix Sky Harbor Intl

Jan 12

PHX2:08 pmPhoenix Sky Harbor Intl

3h 21m

SEA4:29 pmSeattle/Tacoma Intl

$96

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 2/24

6:30 pm-6:54 pm

1 stop23h 24m

Phoenix Sky Harbor Intl

Mon 3/2

6:00 am-8:13 am

Nonstop3h 13m

$94

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 1/5

7:48 pm-11:50 pm

Nonstop3h 02m

Phoenix Sky Harbor Intl

Fri 1/16

4:44 pm-4:31 pm

1 stop24h 47m

$95

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 1/6

1:00 pm-12:29 am

1 stop10h 29m

Phoenix Sky Harbor Intl

Mon 1/12

2:08 pm-4:29 pm

Nonstop3h 21m

$96

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 2/24

8:03 pm-11:59 pm

Nonstop2h 56m

Phoenix Sky Harbor Intl

Mon 3/2

6:00 am-8:13 am

Nonstop3h 13m

$97

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 1/6

6:24 pm-10:18 pm

Nonstop2h 54m

Phoenix Sky Harbor Intl

Thu 1/15

2:15 pm-4:28 pm

Nonstop3h 13m

$98

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 2/24

8:03 pm-11:59 pm

Nonstop2h 56m

Phoenix Sky Harbor Intl

Sat 2/28

8:00 am-10:17 am

Nonstop3h 17m

$99

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 1/10

12:40 pm-4:44 pm

Nonstop3h 04m

Phoenix Sky Harbor Intl

Sun 1/18

2:34 pm-8:50 pm

1 stop7h 16m

$100

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 1/14

8:07 pm-11:59 pm

Nonstop2h 52m

Phoenix Sky Harbor Intl

Sun 1/18

2:15 pm-4:28 pm

Nonstop3h 13m

$103

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 2/21

1:16 pm-9:41 pm

1 stop7h 25m

Phoenix Sky Harbor Intl

Thu 2/26

6:00 am-8:13 am

Nonstop3h 13m

$104

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 1/14

8:07 pm-11:59 pm

Nonstop2h 52m

Phoenix Sky Harbor Intl

Sun 1/18

2:15 pm-4:28 pm

Nonstop3h 13m

$105

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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

Delays

Other information

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of August, then departing from Seattle during the month July is also very affordable. Most momondo users find prices during this month for around $176.

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 $235. 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 $260.

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 $200. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $287 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 $216 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 $180 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

Fastest flight time	2h 44m
Direct flights	Every day
Airports in Phoenix	3 airports

The fastest flight from Seattle to Phoenix takes 2h 44m

Direct flights go from Seattle to Phoenix every day.

There are 3 airports in Phoenix. From Seattle there are direct flights to Phoenix Sky Harbor Intl (PHX).

Search flight deals

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 44m.
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 December 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 $53	Free Cancellation	Rating 5.8 3,082 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $65	Free Cancellation	Rating 6.3 8,188 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $83	Free Cancellation	Rating 7.8 2,819 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $104	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
Southwest	PriceFrom $137	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 8.0 11,474 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $167	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $253	Free Cancellation	Rating 7.4 9,092 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.

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.

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Phoenix-Mesa Gateway Airport

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Cheap flights from Seattle to Phoenix from $48

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 3/12. 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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Alaska Airlines flights from Seattle to Phoenix

Our best Alaska Airlines deals on Seattle to Phoenix flight tickets

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How to get the cheapest flight ticket from Seattle to Phoenix

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of August, then departing from Seattle during the month July is also very affordable. Most momondo users find prices during this month for around $176.

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 $200. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $287 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?

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

What airlines fly to Phoenix?

How often are flights from Seattle to Phoenix delayed?

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 130 minutes.

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

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

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

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.

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

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

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

As of December 2025, 19 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?

134 flights are operational weekly from Seattle to Phoenix as of December 2025. The most popular departure day for this route is Wed, with 37% 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

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