Cheap Flights from Seattle to Phoenix

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Flight deals from Seattle to Phoenix

Looking for a cheap last-minute deal or the best return flight from Seattle to Phoenix? If you want to travel next month, return fares start from $145. Find the lowest prices on one-way and return tickets right here.

Phoenix.$95 per passenger.Departing Mon, 30 Mar, returning Mon, 6 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Mon, 30 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Mon, 6 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $95, select.

Phoenix.$145 per passenger.Departing Tue, 21 Apr, returning Tue, 28 Apr.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Tue, 21 Apr, arriving in Phoenix Sky Harbor.Inbound direct flight with Alaska Airlines departs from Phoenix Sky Harbor on Tue, 28 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $145, select.

Phoenix.$152 per passenger.Departing Sat, 25 Apr, returning Sat, 2 May.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Sat, 25 Apr, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Sat, 2 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $152, select.

Phoenix.$152 per passenger.Departing Sat, 9 May, returning Tue, 12 May.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Sat, 9 May, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Tue, 12 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $152, select.

Phoenix.$197 per passenger.Departing Mon, 30 Mar, returning Tue, 31 Mar.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Mon, 30 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Tue, 31 Mar, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $197, select.

Phoenix.$199 per passenger.Departing Tue, 31 Mar, returning Mon, 11 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Tue, 31 Mar, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Mon, 11 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $199, select.

Phoenix.$305 per passenger.Departing Fri, 15 May, returning Mon, 1 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Fri, 15 May, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Mon, 1 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $305, select.

Phoenix.$331 per passenger.Departing Tue, 31 Mar, returning Mon, 11 May.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Tue, 31 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Mon, 11 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $331, select.

Phoenix.$371 per passenger.Departing Thu, 4 Jun, returning Sun, 7 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Thu, 4 Jun, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Sun, 7 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $371, select.

Phoenix.$382 per passenger.Departing Wed, 29 Jul, returning Mon, 3 Aug.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 29 Jul, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Mon, 3 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Fri, 30 Oct, returning Mon, 2 Nov.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 30 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Mon, 2 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Mon, 3 Aug, returning Fri, 7 Aug.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Mon, 3 Aug, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Fri, 7 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Thu, 31 Dec, returning Sun, 3 Jan.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 31 Dec, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Sun, 3 Jan, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Tue, 3 Nov, returning Thu, 12 Nov.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Tue, 3 Nov, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Thu, 12 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Fri, 4 Sep, returning Mon, 7 Sep.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 4 Sep, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Mon, 7 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Phoenix.$382 per passenger.Departing Fri, 5 Jun, returning Sun, 7 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Fri, 5 Jun, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Sun, 7 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $382, select.

Find the cheapest month to fly from Seattle to Phoenix

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Phoenix flights are currently cheapest in April.

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Direct flights from Seattle to Phoenix

Alternative Seattle to Phoenix routes

Looking for the cheapest, fastest or easiest route from Seattle to Phoenix? You could fly into the following airports instead.

Seattle to Phoenix: Flight information

The things to know before you go.

Cheapest flight found	$95
Cheapest month to fly	March
Average flight time	2 hrs, 58 mins
Most popular airline	Alaska Airlines
Average flights per week	2,120

Finding cheap flights from Seattle to Phoenix: Frequently asked questions

How many airports are there in Phoenix?

There are 4 airports in Phoenix: Phoenix Sky Harbor, Phoenix Scottsdale Municipal, Phoenix-Deer Valley, and Phoenix-Mesa Gateway.

How much are return flights from Seattle to Phoenix?

The best price we found for a return flight from Seattle to Phoenix is $95. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Seattle to Phoenix?

2 hours and 58 minutes is the average flight time from Seattle to Phoenix.

Which airlines fly direct from Seattle to Phoenix?

Alaska Airlines, American Airlines and Qatar Airways fly direct from Seattle to Phoenix.

How many flights are there a week from Seattle to Phoenix?

As of March 2026, there are 1,112 flights per week flying from Seattle to Phoenix.

When is the cheapest time to fly from Seattle to Phoenix?

The cheapest month to fly from Seattle to Phoenix is usually March.

Which is the cheapest airport to fly into in Phoenix?

If you're flying from Seattle, the cheapest airport near Phoenix is Phoenix Sky Harbor – which is 6.0 km away from the centre of Phoenix. We've found flights into this airport from $95.

Which upcoming date is cheapest to fly from Seattle to Phoenix on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Phoenix on Monday, 30 March 2026.

Can I get a direct flight from Seattle to Phoenix?

Yes – the average flight time is 2 hours and 58 minutes.

How can I get the best flight deal from Seattle to Phoenix?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Phoenix?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Phoenix?

In March, the average temperature is usually around 16°C. July is typically the warmest month in Phoenix, when it usually averages around 40°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 4°C. The rainiest month is August.

Which is the cheapest airline to fly from Seattle to Phoenix with?

The cheapest airline that flies to Phoenix is Frontier Airlines .

Flying from Seattle to Phoenix: what you need to know

Get your travels underway at Seattle-Tacoma International Airport (SEA), the main airport in Seattle. Search for flights from Seattle to Phoenix that depart from this base.
Phoenix Sky Harbour International Airport (PHX) and Phoenix-Mesa Gateway Airport (AZA) are the major entry points to Phoenix.
The average length of a direct Seattle to Phoenix flight is 3 hours.
Phoenix's timezone is UTC-7, which is the same as Seattle.
Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbour International Airport (PHX) is the most traveled route that connects these two cities. There are 132 flights a week to pick from. If you prefer starting your day later, the last flight from Seattle to Phoenix is with Frontier Airlines at 21:42. Go for the first SEA to PHX departure operated by Southwest Airlines at 05:00 to make the most of your arrival in Phoenix.
To ensure you make it on your Seattle to Phoenix flight, allow plenty of time to check in and find your gate. Arriving two hours ahead of international departures and an hour before domestic flights is the general travel rule.
You'll likely experience longer lines in popular months like July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a good idea.

How to find the cheapest flights from Seattle to Phoenix

Get cheap Seattle to Phoenix flights by booking two months ahead. According to our research, that's the sweet spot for bagging a bargain.
Organise your trip for May. That's the best month for scoring cheap plane tickets from Seattle to Phoenix. If you're flexible on when you fly, use the 'Whole month' tool to find the lowest price across every month.
There's no need to check back in every day to see if prices have dropped when you set up a Price Alert. We'll let you know when there's a better deal on cheap flights from Seattle to Phoenix.
Choose your preferred departure and arrival times, airlines and number of stops by using the filters. Alternatively, sort your Seattle to Phoenix flight results by 'Fastest,' 'Best' or 'Cheapest.'

Flying from Seattle

Seattle-Tacoma International Airport (SEA)

If you're looking for a direct flight from Seattle to Phoenix, you can leave from Seattle-Tacoma International Airport (SEA). Get from SEA to Phoenix Sky Harbour International Airport (PHX) without making any stops.
Direct Seattle to Phoenix plane tickets are available from a variety of airlines at SEA. Take flight with one of these carriers:
Located around 18 kilometres from central Seattle, SEA can be reached in about 20 minutes by car, depending on traffic. The journey by public transport will take roughly 55 minutes.
Want a relaxed start to your holiday? Stay near Seattle-Tacoma International Airport. Whether you're catching an early flight from Seattle to Phoenix or just don't like being rushed, these hotels are ideal:
Seattle-Tacoma International Airport maintains a solid on-time record, so flight disruptions are less likely. Departures from SEA arrive at their destination as scheduled 81.27% of the time.

Arriving in Phoenix

Phoenix Scottsdale Municipal Airport (SCF)

Phoenix Scottsdale Municipal Airport (SCF) to central Phoenix takes about 35 minutes by car. The centre is roughly 24 kilometres away.
Getting there on public transport will take you around 1 hour 55 minutes.
If you're coming in on a late flight from Seattle to Phoenix, nothing beats the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and sleeping soon after at one of these hotels near SCF:

Phoenix Sky Harbour International Airport (PHX)

The centre of Phoenix is located around 6 kilometres from Phoenix Sky Harbour International Airport (PHX). Once your flight from Seattle to Phoenix has landed and you've made your way to arrivals, expect a drive of about 10 minutes.
You can expect the journey to take approximately 35 minutes on public transport.
Europcar, Dollar and Thrifty make collecting a Phoenix Sky Harbour International Airport rental car simple. These trusted providers are located around or in the terminal and will get you on your way in no time.
Score the best price by booking your ride from PHX one week in advance. You can also expect to have a wider selection of vehicles.
Phoenix Sky Harbour International Airport is located at 3400 Sky Harbour Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

Step off your flight from Seattle to Phoenix and head directly to your hotel or jump right into exploring. The centre of Phoenix is around 40 kilometres from Phoenix-Mesa Gateway Airport (AZA) and takes roughly 40 minutes to reach by car.
Start your trip without stressing about how to arrive at your destination with a Phoenix-Mesa Gateway Airport rental car. Book your wheels with reliable names here like Dollar, Alamo and Budget.
Around two weeks before your flight from Seattle to Phoenix is a good time to book your vehicle from AZA. You're likely to find a better rate or pick up some early bird promotions.
Phoenix-Mesa Gateway Airport can be found at 6033 S. Sossaman Rd..

Best time to go to Phoenix

Before securing your flights from Seattle to Seattle, think about which time of year works best for you. Peak season in Seattle offers a lively atmosphere and plenty of things to do, while the off-season brings better hotel deals and smaller crowds.
The warmest month in Phoenix is July, with temperatures ranging between 26ºC and 44ºC. Book your Seattle to Phoenix ticket then if this is the type of weather you enjoy.
Look for cheap flights from Seattle to Phoenix in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 4ºC and 20ºC on average.

More about Phoenix

When it comes to looking for somewhere to rest your head, you'll find the most popular stays in Phoenix right here. Check out these options after locking in your flight from Seattle to Phoenix:
All great adventures should include some sightseeing. Desert Botanical Garden, Heard Museum and Papago Park are essential stops on your Phoenix itinerary.

Explore more of United States

San Diego is just one of the many places in United States waiting to be discovered once you've seen the sights of Phoenix. Around 483 kilometres to the west, check out popular attractions including San Diego Zoo, USS Midway Museum and SeaWorld San Diego.
Las Vegas is another sought-after destination in United States and is around 418 kilometres north-west of Phoenix. No journey is complete without experiencing Las Vegas Strip, Fountains of Bellagio and Fremont Street Experience.