$361 Cheap Flights from Phoenix (PHX) to Pierre (PIR)

View $361 flight on Mon, Apr 6, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Pierre, SD (PIR-Pierre Regional)

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Cheap Flights from Phoenix to Pierre (PHX-PIR)

Prices were available within the past 7 days and start at $361 for one-way flights and $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Mar 24 - Sat, Mar 28
PHX
Phoenix
PIR
Pierre
$299 Roundtrip, found 5 days ago
$299
Roundtrip
found 5 days ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Sat, Mar 28, priced at $299 found 5 days ago
United
Fri, Oct 23 - Fri, Oct 30
PHX
Phoenix
PIR
Pierre
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 23 from Phoenix to Pierre, returning Fri, Oct 30, priced at $304 found 2 days ago
United
Tue, Mar 24 - Tue, Mar 31
PHX
Phoenix
PIR
Pierre
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Tue, Mar 31, priced at $319 found 1 day ago
United
Tue, Mar 24 - Tue, Mar 31
PHX
Phoenix
PIR
Pierre
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Tue, Mar 31, priced at $324 found 1 day ago
United
Tue, Mar 24 - Tue, Mar 31
PHX
Phoenix
PIR
Pierre
$327 Roundtrip, found 1 day ago
$327
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Tue, Mar 31, priced at $327 found 1 day ago
United
Fri, Oct 23 - Fri, Oct 30
PHX
Phoenix
PIR
Pierre
$338 Roundtrip, found 2 days ago
$338
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 23 from Phoenix to Pierre, returning Fri, Oct 30, priced at $338 found 2 days ago
United
Mon, Jun 15 - Thu, Jun 25
PHX
Phoenix
PIR
Pierre
$353 Roundtrip, found 4 days ago
$353
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 15 from Phoenix to Pierre, returning Thu, Jun 25, priced at $353 found 4 days ago
United
Mon, Jun 15 - Thu, Jun 25
PHX
Phoenix
PIR
Pierre
$355 Roundtrip, found 4 days ago
$355
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 15 from Phoenix to Pierre, returning Thu, Jun 25, priced at $355 found 4 days ago
United
Tue, Mar 24 - Tue, Mar 31
PHX
Phoenix
PIR
Pierre
$358 Roundtrip, found 1 day ago
$358
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Tue, Mar 31, priced at $358 found 1 day ago
United
Tue, Mar 24 - Sat, Mar 28
PHX
Phoenix
PIR
Pierre
$369 Roundtrip, found 5 days ago
$369
Roundtrip
found 5 days ago
Select United flight, departing Tue, Mar 24 from Phoenix to Pierre, returning Sat, Mar 28, priced at $369 found 5 days ago

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Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) cost?
You can find cheap one-way flights from $361 and cheap return flights from $299 Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) with Expedia. One-way flights typically cost between $260 and $570, and return flights often range between $280 and $1252. 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 Pierre, SD (PIR-Pierre Regional) 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 Pierre, SD (PIR-Pierre Regional)?
The cheapest month to fly from PHX to PIR is March 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 Pierre, SD (PIR-Pierre Regional)?
Enter PHX to PIR 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 Pierre, SD (PIR-Pierre Regional)?
United is one of the cheapest airlines offering connecting flights from Sky Harbor Intl. (PHX) to Pierre Regional (PIR) with a layover in Los Angeles Intl. (LAX), starting from around $243. 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 Pierre, SD (PIR-Pierre Regional)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional), 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 Pierre, SD (PIR-Pierre Regional)?
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 Pierre, SD (PIR-Pierre Regional)?
The earliest flight from Phoenix (PHX) to Pierre (PIR) usually departs at around 5:00 AM, operated by Alaska Airlines, United, and Key Lime Air. This seasonal service is available in March, giving you an early start to your journey. To compare early flights on Expedia, select 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 Pierre, SD (PIR-Pierre Regional)?
The most popular departure times for flights from Sky Harbor International Airport (PHX) to Pierre Regional Airport (PIR) are from 9am to noon. This time window accounts for around 39% of total traffic. Airlines such as United and Alaska Airlines operate flights during this period. Many travelers prefer this timing as it allows for a convenient arrival in Pierre.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional)?
Flying from PHX to PIR with a connection usually takes about 4 hours 30 minutes, traveling roughly 982 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 Pierre, SD (PIR-Pierre Regional)?
Select the "Business class" and "First class" filters when looking for PHX to PIR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) 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.
What airports do you fly into for Pierre from Sky Harbor Intl. (PHX)?
From Sky Harbor Intl. (PHX), you can fly into Pierre Regional (PIR) to reach Pierre. Some flights may connect through major hubs like Los Angeles Intl. (LAX), San Francisco Intl. (SFO), George Bush Intercontinental (IAH) before reaching Pierre. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) 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 Pierre, SD (PIR-Pierre Regional) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) 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 Pierre, SD (PIR-Pierre Regional)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Pierre, SD (PIR-Pierre Regional) 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
Pierre Regional
Airlines serving
United
Roundtrip price
$298
Distance
982 mi

Book with confidence

Phoenix to Pierre Flights

The cheapest times to fly from Phoenix to Pierre

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

 

The best time to book a flight from Phoenix to Pierre

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

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 Pierre in 2026. You can also book with separate airlines for your outbound and return journeys, from $361 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 Pierre 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 Pierre 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 Pierre Flights

*Flight schedules are subject to change.

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*Available to One Key members.