$198 Cheap Flights from Pierre (PIR) to Denver (DEN)

View $198 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Pierre, SD (PIR-Pierre Regional) to Denver Intl. Airport (DEN)

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Cheap Flights from Pierre to Denver (PIR-DEN)

Prices were available within the past 7 days and start at $198 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Dec 2 - Thu, Dec 11
PIR
Pierre
DEN
Denver
$240 Roundtrip, found 3 hours ago
$240
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Dec 2 from Pierre to Denver, returning Thu, Dec 11, priced at $240 found 3 hours ago
United
Sat, Nov 29 - Thu, Dec 11
PIR
Pierre
DEN
Denver
$270 Roundtrip, found 3 hours ago
$270
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Nov 29 from Pierre to Denver, returning Thu, Dec 11, priced at $270 found 3 hours ago
United
Wed, Sep 17 - Sat, Sep 27
PIR
Pierre
DEN
Denver
$279 Roundtrip, found 2 days ago
$279
Roundtrip
found 2 days ago
Select United flight, departing Wed, Sep 17 from Pierre to Denver, returning Sat, Sep 27, priced at $279 found 2 days ago
United
Fri, Nov 14 - Tue, Nov 18
PIR
Pierre
DEN
Denver
$280 Roundtrip, found 8 hours ago
$280
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Nov 14 from Pierre to Denver, returning Tue, Nov 18, priced at $280 found 8 hours ago
United
Sat, Oct 25 - Sun, Oct 26
PIR
Pierre
DEN
Denver
$287 Roundtrip, found 8 hours ago
$287
Roundtrip
found 8 hours ago
Select United flight, departing Sat, Oct 25 from Pierre to Denver, returning Sun, Oct 26, priced at $287 found 8 hours ago
United
Wed, Nov 5 - Sun, Nov 9
PIR
Pierre
DEN
Denver
$292 Roundtrip, found 8 hours ago
$292
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Nov 5 from Pierre to Denver, returning Sun, Nov 9, priced at $292 found 8 hours ago
United
Wed, Dec 3 - Thu, Dec 11
PIR
Pierre
DEN
Denver
$315 Roundtrip, found 3 hours ago
$315
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Dec 3 from Pierre to Denver, returning Thu, Dec 11, priced at $315 found 3 hours ago
United
Thu, Sep 11 - Sun, Sep 14
PIR
Pierre
DEN
Denver
$324 Roundtrip, found 3 days ago
$324
Roundtrip
found 3 days ago
Select United flight, departing Thu, Sep 11 from Pierre to Denver, returning Sun, Sep 14, priced at $324 found 3 days ago
United
Tue, Dec 23 - Mon, Jan 5
PIR
Pierre
DEN
Denver
$336 Roundtrip, found 3 hours ago
$336
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Dec 23 from Pierre to Denver, returning Mon, Jan 5, priced at $336 found 3 hours ago
United
Thu, Aug 14 - Sun, Aug 17
PIR
Pierre
DEN
Denver
$340 Roundtrip, just found
$340
Roundtrip
just found
Select United flight, departing Thu, Aug 14 from Pierre to Denver, returning Sun, Aug 17, priced at $340 just found
United
Wed, Nov 5 - Sun, Nov 9
PIR
Pierre
DEN
Denver
$345 Roundtrip, found 8 hours ago
$345
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Nov 5 from Pierre to Denver, returning Sun, Nov 9, priced at $345 found 8 hours ago
United
Fri, Sep 26 - Tue, Sep 30
PIR
Pierre
DEN
Denver
$355 Roundtrip, found 5 days ago
$355
Roundtrip
found 5 days ago
Select United flight, departing Fri, Sep 26 from Pierre to Denver, returning Tue, Sep 30, priced at $355 found 5 days ago

Find the cheapest month to fly from Pierre (PIR) to Denver (DEN)

June is typically the cheapest month to fly

From $178 - $318 per traveler.

Graph displaying average flight prices per month

Alternative airports near Denver

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

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $240
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $240
0
Flights from Pierre (PIR) to Denver (DEN)
Origin airport
Pierre Regional
Destination airport
Denver Intl.
Airlines serving
United
Roundtrip price
$240
Distance
385 mi

Pierre to Denver Flights

The cheapest times to fly from Pierre to Denver

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

 

The best time to book a flight from Pierre to Denver

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

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 Pierre to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $198 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 Pierre to Denver 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 Pierre to Denver 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.

 

Frequently asked questions

How much does a flight from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN) cost?
Snag cheap return fares starting from $240 from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving PIR on July 28 2025 and touching down at DEN. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from PIR to DEN?
The cheapest flights from PIR to DEN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
When heading out of Pierre Regional Airport (PIR), you can board a direct flight to Denver Intl. Airport (DEN) with Denver Air Connection.
What is the cheapest airline that flies from PIR to DEN?
With prices as low as $135 for a one-way journey from PIR to DEN, Key Lime DBA Denver Air Connection is currently the cheapest airline on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PIR on July 27 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
On average, there's only 1 nonstop flight taking off from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN) per day. If this doesn't fit your travel plans, consider flights with layovers. Just filter your search results on Expedia to include one stop or more to discover the next best option.
What are the most popular departure times for flights from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
The 8 AM departures from PIR to DEN are the busiest. They can also be more expensive. If you're hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from PIR to DEN?
If you jet off on a Saturday, you'll get the greatest range of choices for flights from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN).
What is the earliest flight from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
Pierre Regional Airport (PIR)'s earliest flight to Denver Intl. Airport (DEN) is at approximately 8:30AM UTC-6. With a travel time of 1h 20m, you'll land at around 8:50AM UTC-7.
How long does it take to fly from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
Flights from PIR to DEN have an average travel time of 1 hour and 20 minutes. The total distance between the two airports is 390 mi.
What airline has the least delays from PIR to DEN?
With 89% of journeys usually landing on time, Denver Air Connection has the best on-time performance for direct flights from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN). To keep track of your flight status and receive notifications if anything changes, use the Expedia App.
What is the best time to fly from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
Choose a flight from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Denver from Pierre Regional Airport (PIR)?
Denver Intl. Airport (DEN) is the only airport in Denver with direct flights from Pierre Regional Airport (PIR). Compare your options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN) last-minute?
Waiting until just before your departure to book your flight from PIR to DEN generally means paying more. While it's possible to find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of getting a bargain.
Is it cheaper to book a PIR to DEN flight and hotel package?
Opting for a PIR to DEN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pierre Regional Airport (PIR) to Denver Intl. Airport (DEN)?
In most instances, you're able to cancel or reschedule your PIR to DEN flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.