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Cheap flights from Illinois to Pierre from $475

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Pierre departing on 7/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Pierre

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 11:28 pm
ORD
-
PIR
18h 28m
1 stop
United Airlines Logo
6:20 am - 9:54 pm
PIR
-
ORD
15h 34m
1 stop
$635United Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
9:00 am - 11:28 pm
ORD
-
PIR
14h 28m
2 stops
United Airlines Logo
6:20 am - 10:49 pm
PIR
-
ORD
16h 29m
1 stop
$682United Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
5:45 pm - 11:41 pm
ORD
-
PIR
5h 56m
1 stop
United Airlines Logo
5:15 pm - 11:57 pm
PIR
-
ORD
6h 42m
1 stop
$712United Airlines
Mon, May 11 - Fri, May 15
United Airlines Logo
4:10 pm - 11:41 pm
ORD
-
PIR
7h 31m
1 stop
United Airlines Logo
5:15 pm - 7:43 am
PIR
-
ORD
14h 28m
2 stops
$757United Airlines
Mon, May 11 - Fri, May 15
United Airlines Logo
10:36 am - 11:28 pm
ORD
-
PIR
12h 52m
2 stops
United Airlines Logo
6:20 am - 6:53 pm
PIR
-
ORD
12h 33m
2 stops
$780United Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
4:15 pm - 11:41 pm
ORD
-
PIR
7h 26m
2 stops
United Airlines Logo
6:15 am - 1:12 pm
PIR
-
ORD
6h 57m
2 stops
$1,091United Airlines
Mon, May 11 - Fri, May 15

United Airlines flights from Illinois to Pierre

Our best United Airlines deals on Illinois to Pierre flight tickets
United Airlines
May 23
ORD5:00 amChicago O'Hare Intl
18h 28m
1 stop
PIR11:28 pmPierre
May 27
PIR6:20 amPierre
15h 34m
1 stop
ORD9:54 pmChicago O'Hare Intl
$635
United Airlines
May 23
ORD9:00 amChicago O'Hare Intl
14h 28m
2 stops
PIR11:28 pmPierre
May 27
PIR6:20 amPierre
16h 29m
1 stop
ORD10:49 pmChicago O'Hare Intl
$682
United Airlines
May 11
ORD5:45 pmChicago O'Hare Intl
5h 56m
1 stop
PIR11:41 pmPierre
May 15
PIR5:15 pmPierre
6h 42m
1 stop
ORD11:57 pmChicago O'Hare Intl
$712

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Pierre that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 30, 2026.
Use the filters below to find and compare flights from Illinois to Pierre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Sat 5/23

5:00 am-11:28 pm

1 stop18h 28m

Pierre

Wed 5/27

6:20 am-9:54 pm

1 stop15h 34m

$635

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Sat 5/23

9:00 am-11:28 pm

2 stops14h 28m

Pierre

Wed 5/27

6:20 am-10:49 pm

1 stop16h 29m

$682
Quickest round-trip

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Mon 5/11

5:45 pm-11:41 pm

1 stop5h 56m

Pierre

Fri 5/15

5:15 pm-11:57 pm

1 stop6h 42m

$712

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Mon 5/11

4:10 pm-11:41 pm

1 stop7h 31m

Pierre

Fri 5/15

5:15 pm-7:43 am

2 stops14h 28m

$757

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Sat 5/23

10:36 am-11:28 pm

2 stops12h 52m

Pierre

Wed 5/27

6:20 am-6:53 pm

2 stops12h 33m

$780

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Mon 5/11

4:15 pm-11:41 pm

2 stops7h 26m

Pierre

Fri 5/15

6:15 am-1:12 pm

2 stops6h 57m

$1,091
Cheapest one-way

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Fri 7/17

9:50 pm-11:28 pm

1 stop25h 38m

$475
Quickest one-way

ChicagoPierre

ORD - PIR

ORDPIR

Chicago O'Hare Intl

Fri 7/17

12:40 pm-11:28 pm

2 stops10h 48m

$697

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Pierre from

How to get the cheapest flight ticket from Illinois to Pierre

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Illinois to Pierre?

United Airlines is the most popular carrier operating from Illinois to Pierre

Cheap Illinois to Pierre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Pierre

Fastest flight time

18h 28m

Direct flights

None
The fastest flight from Illinois to Pierre takes 18h 28m
There are no direct flights from Illinois to Pierre. There are no popular flight routes from Illinois to Pierre.
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Frequently asked questions about flying from Illinois to Pierre

  • When did momondo last update prices for flights from Illinois to Pierre Airport?

    Prices for flights from Illinois to Pierre Airport refresh daily.

  • How old do you have to be to fly from Illinois to Pierre Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Pierre Airport.

  • What documentation or ID do you need to fly to Pierre Airport?

    The required travel and health documents for your Pierre Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pierre Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Pierre?

Book flights to Pierre if you plan to visit one of these locations
Chamberlain

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Pierre?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Pierre. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Pierre with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Pierre from Illinois with this policy.

How can momondo help me find flights from Illinois to Pierre?

Once all potential Illinois to Pierre flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to Pierre right now. Can momondo alert me if prices change?

Price alerts on flights to Pierre from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Pierre trip

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1 adult
Sat 5/30
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