$109 Cheap Flights from Sun Valley (SUN) to Phoenix (PHX)

View $109 flight on Tue, Jan 13, 2026Opens in a new window

Popular airlines from Sun Valley, ID (SUN-Friedman Memorial) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Sun Valley to Phoenix (SUN-PHX)

Prices were available within the past 7 days and start at $109 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Jan 7 - Mon, Jan 12
SUN
Sun Valley
PHX
Phoenix
$219 Roundtrip, found 17 hours ago
$219
Roundtrip
found 17 hours ago
Select United flight, departing Wed, Jan 7 from Sun Valley to Phoenix, returning Mon, Jan 12, priced at $219 found 17 hours ago
Delta
Sun, Dec 21 - Thu, Dec 25
SUN
Sun Valley
PHX
Phoenix
$219 Roundtrip, found 9 hours ago
$219
Roundtrip
found 9 hours ago
Select Delta flight, departing Sun, Dec 21 from Sun Valley to Phoenix, returning Thu, Dec 25, priced at $219 found 9 hours ago
United
Sun, Dec 21 - Thu, Dec 25
SUN
Sun Valley
PHX
Phoenix
$219 Roundtrip, found 9 hours ago
$219
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Dec 21 from Sun Valley to Phoenix, returning Thu, Dec 25, priced at $219 found 9 hours ago
United
Thu, Jan 22 - Wed, Jan 28
SUN
Sun Valley
PHX
Phoenix
$220 Roundtrip, found 7 hours ago
$220
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Jan 22 from Sun Valley to Phoenix, returning Wed, Jan 28, priced at $220 found 7 hours ago
Delta
Sun, Dec 21 - Thu, Dec 25
SUN
Sun Valley
PHX
Phoenix
$222 Roundtrip, found 9 hours ago
$222
Roundtrip
found 9 hours ago
Select Delta flight, departing Sun, Dec 21 from Sun Valley to Phoenix, returning Thu, Dec 25, priced at $222 found 9 hours ago
Delta
Fri, Dec 5 - Sat, Dec 6
SUN
Sun Valley
PHX
Phoenix
$224 Roundtrip, found 2 days ago
$224
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Dec 5 from Sun Valley to Phoenix, returning Sat, Dec 6, priced at $224 found 2 days ago
United
Wed, Feb 11 - Wed, Feb 18
SUN
Sun Valley
PHX
Phoenix
$226 Roundtrip, found 7 hours ago
$226
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Feb 11 from Sun Valley to Phoenix, returning Wed, Feb 18, priced at $226 found 7 hours ago
Alaska Airlines
Tue, Jan 13 - Wed, Jan 21
SUN
Sun Valley
PHX
Phoenix
$238 Roundtrip, found 6 days ago
$238
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Sun Valley to Phoenix, returning Wed, Jan 21, priced at $238 found 6 days ago
Hawaiian Airlines
Wed, Jan 7 - Tue, Jan 13
SUN
Sun Valley
PHX
Phoenix
$260 Roundtrip, found 6 days ago
$260
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 7 from Sun Valley to Phoenix, returning Tue, Jan 13, priced at $260 found 6 days ago
American Airlines
Fri, Mar 6 - Mon, Mar 9
SUN
Sun Valley
PHX
Phoenix
$311 Roundtrip, found 2 days ago
$311
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Mar 6 from Sun Valley to Phoenix, returning Mon, Mar 9, priced at $311 found 2 days ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $425
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $425

Frequently asked questions

How much does a flight from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX) cost?
Snag a cheap one-way flight from $109 or cheap return flight from $219 from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX)?
The cheapest month to fly from SUN to PHX is January, when demand is low. Off-peak season is generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX)?
To find the cheapest airline that'll fly you from SUN to PHX, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX)?
Nonstop flights from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SUN to PHX?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX)?
To avoid potential delays on the Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX) last-minute?
Holding off until just before your trip to book a flight from SUN to PHX often results in higher prices. While you may come across some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a SUN to PHX flight and hotel package?
Securing a SUN to PHX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Friedman Memorial Airport (SUN) to Sky Harbor Intl. Airport (PHX)?
In most cases, you can cancel or reschedule your SUN to PHX flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

Origin airport
Friedman Memorial
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$218
Distance
706 mi

Book with confidence

Sun Valley to Phoenix Flights

The cheapest times to fly from Sun Valley to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sun Valley to Phoenix are during the month of January. You can find some of the cheapest flights from Sun Valley to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sun Valley to Phoenix

Sunday is one of the best days to book for cheap flights from Sun Valley to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sun Valley to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sun Valley to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sun Valley to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sun Valley to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sun Valley to Phoenix Flights

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*Available to One Key members.