$332 Cheap Flights from Phoenix (PHX) to Twin Falls (TWF)

View $332 flight on Fri, Jul 31, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Twin Falls, ID (TWF)

Cheap Flights from Phoenix to Twin Falls (PHX-TWF)

Prices were available within the past 7 days and start at $332 for one-way flights and $416 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 1 - Tue, Dec 8
PHX
Phoenix
TWF
Twin Falls
$416 Roundtrip, found 1 day ago
$416
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 1 from Phoenix to Twin Falls, returning Tue, Dec 8, priced at $416 found 1 day ago
Delta
Wed, May 6 - Mon, May 11
PHX
Phoenix
TWF
Twin Falls
$426 Roundtrip, found 1 day ago
$426
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Phoenix to Twin Falls, returning Mon, May 11, priced at $426 found 1 day ago
Delta
Wed, Jul 15 - Tue, Jul 21
PHX
Phoenix
TWF
Twin Falls
$442 Roundtrip, found 4 days ago
$442
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul 15 from Phoenix to Twin Falls, returning Tue, Jul 21, priced at $442 found 4 days ago
Delta
Tue, Dec 1 - Tue, Dec 8
PHX
Phoenix
TWF
Twin Falls
$462 Roundtrip, found 1 day ago
$462
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 1 from Phoenix to Twin Falls, returning Tue, Dec 8, priced at $462 found 1 day ago
Delta
Mon, Mar 30 - Sun, Apr 5
PHX
Phoenix
TWF
Twin Falls
$466 Roundtrip, found 2 days ago
$466
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Mar 30 from Phoenix to Twin Falls, returning Sun, Apr 5, priced at $466 found 2 days ago
Delta
Tue, Jul 7 - Mon, Jul 13
PHX
Phoenix
TWF
Twin Falls
$472 Roundtrip, found 23 hours ago
$472
Roundtrip
found 23 hours ago
Select Delta flight, departing Tue, Jul 7 from Phoenix to Twin Falls, returning Mon, Jul 13, priced at $472 found 23 hours ago
Delta
Wed, Jul 15 - Tue, Jul 21
PHX
Phoenix
TWF
Twin Falls
$482 Roundtrip, found 4 days ago
$482
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul 15 from Phoenix to Twin Falls, returning Tue, Jul 21, priced at $482 found 4 days ago
Delta
Tue, Dec 1 - Tue, Dec 8
PHX
Phoenix
TWF
Twin Falls
$486 Roundtrip, found 1 day ago
$486
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 1 from Phoenix to Twin Falls, returning Tue, Dec 8, priced at $486 found 1 day ago
Delta
Wed, May 6 - Mon, May 11
PHX
Phoenix
TWF
Twin Falls
$496 Roundtrip, found 1 day ago
$496
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Phoenix to Twin Falls, returning Mon, May 11, priced at $496 found 1 day ago
Delta
Tue, Dec 1 - Tue, Dec 8
PHX
Phoenix
TWF
Twin Falls
$502 Roundtrip, found 1 day ago
$502
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 1 from Phoenix to Twin Falls, returning Tue, Dec 8, priced at $502 found 1 day ago

Alternative airports near Twin Falls

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

Select flight to Twin Falls, ID TWF. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $466
TWF
Twin Falls, ID
CheapestClosest
Average driving time to city center11 min
Flights from $466

Find the cheapest month to fly from Phoenix (PHX) to Twin Falls (TWF)

August is typically the cheapest month to fly

From $333 - $846 per traveler.

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) cost?
You can find cheap one-way flights from $332 and cheap return flights from $416 Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) with Expedia. One-way flights generally range between $493 and $792, and roundtrip flights usually range from $481 to $1636. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
The cheapest month to fly from PHX to TWF is December when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
Enter PHX to TWF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
Delta is one of the cheapest airlines offering connecting flights from Phoenix (PHX) to Twin Falls (TWF), with round-trip tickets starting from around $356. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from PHX to TWF. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
The most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) are in the late morning, from 9am to noon. About 32% of passengers prefer this time window. Many major carriers, including Delta Airlines and United Airlines, offer flights during this window. This timing is popular because it allows you to start your day early and arrive in Twin Falls with plenty of time to explore.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
A flight from PHX to TWF with a layover takes around 4 hours, with the route covering approximately 640 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
First class seats are offered on the PHX to TWF route with Delta Air Lines and United Airlines.
How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Twin Falls, ID (TWF) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Twin Falls
Airlines serving
Delta
Roundtrip price
$416
Distance
639 mi

Book with confidence

Phoenix to Twin Falls Flights

The cheapest times to fly from Phoenix to Twin Falls

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 Phoenix to Twin Falls are during the month of December. You can find some of the cheapest flights from Phoenix to Twin Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Twin Falls

Sunday is one of the best days to book for cheap flights from Phoenix to Twin Falls: 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 Phoenix to Twin Falls

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 Phoenix to Twin Falls in 2026. You can also book with separate airlines for your outbound and return journeys, from $332 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 Phoenix to Twin Falls 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 Phoenix to Twin Falls 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.

 

Phoenix to Twin Falls Flights

*Flight schedules are subject to change.

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*Available to One Key members.