$367 Cheap Flights from San Francisco (SFO) to Pierre (PIR)

View $367 flight on Sun, Oct 12, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Pierre, SD (PIR-Pierre Regional)

Cheap Flights from San Francisco to Pierre (SFO-PIR)

Prices were available within the past 7 days and start at $367 for one-way flights and $309 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $309 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$350 Roundtrip, found 2 days ago
$350
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $350 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$356 Roundtrip, found 2 days ago
$356
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $356 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$389 Roundtrip, found 2 days ago
$389
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $389 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$397 Roundtrip, found 2 days ago
$397
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $397 found 2 days ago
United
Fri, Oct 31 - Sun, Nov 2
SFO
San Francisco
PIR
Pierre
$414 Roundtrip, found 6 days ago
$414
Roundtrip
found 6 days ago
Select United flight, departing Fri, Oct 31 from San Francisco to Pierre, returning Sun, Nov 2, priced at $414 found 6 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $430 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$436 Roundtrip, found 2 days ago
$436
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $436 found 2 days ago
United
Sat, Oct 4 - Sat, Oct 18
SFO
San Francisco
PIR
Pierre
$440 Roundtrip, found 2 days ago
$440
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from San Francisco to Pierre, returning Sat, Oct 18, priced at $440 found 2 days ago
Flights from San Francisco (SFO) to Pierre (PIR)
Origin airport
San Francisco Intl.
Destination airport
Pierre Regional
Roundtrip price
$308
Distance
1238 mi

San Francisco to Pierre Flights

The cheapest times to fly from San Francisco 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 San Francisco to Pierre are during the month of October. You can find some of the cheapest flights from San Francisco to Pierre with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Pierre

Sunday is one of the best days to book for cheap flights from San Francisco 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 San Francisco 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 San Francisco to Pierre in 2025. You can also book with separate airlines for your outbound and return journeys, from $367 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 San Francisco 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 San Francisco 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.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR) cost?
Grab a cheap one-way flight from $367 or cheap return flight from $309 from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR) 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 San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR)?
October is the most affordable month to fly from SFO to PIR. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR)?
To find the cheapest airline flying from SFO to PIR, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR)?
Direct flights from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to PIR?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR)?
To avoid potential delays on the San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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 San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR) last-minute?
Last-minute bookings from SFO to PIR are usually more expensive. For the lowest rates, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book a SFO to PIR flight and hotel package?
Booking a SFO to PIR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of stays and then add car rentals, activities 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 San Francisco Intl. Airport (SFO) to Pierre Regional Airport (PIR)?
It's usually possible to reschedule or cancel your SFO to PIR flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.