How does KAYAK find such low prices on flights from Illinois to Saint-Denis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Saint-Denis. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Saint-Denis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint-Denis from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Saint-Denis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint-Denis with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Saint-Denis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint-Denis from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$932 CHEAP FLIGHTS from Illinois to Saint-Denis

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Cheap Flights from Illinois to Saint-Denis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Illinois to Saint-Denis

Sat, Mar 21 - Wed, Mar 25

6:01 pm - 9:55 am

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30h 54m

2 stops

11:00 pm - 12:22 am

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34h 22m

2 stops

$1,436Multiple Airlines

Sat, Mar 21 - Wed, Mar 25

5:05 am - 9:55 am

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43h 50m

3 stops

11:00 pm - 12:22 am

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ORD

34h 22m

2 stops

$1,462Multiple Airlines

Sat, Mar 21 - Wed, Mar 25

6:20 pm - 7:20 am

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28h 00m

1 stop

9:45 pm - 4:10 pm

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27h 25m

1 stop

$1,932KLM

Fri, Apr 17 - Fri, Apr 24

7:05 pm - 4:45 pm

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36h 40m

3 stops

4:50 pm - 12:35 pm

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ORD

52h 45m

2 stops

$1,950Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

4:20 pm - 10:50 am

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33h 30m

2 stops

4:50 pm - 12:35 pm

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ORD

52h 45m

2 stops

$1,952Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

5:10 pm - 6:25 am

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28h 15m

1 stop

8:50 am - 4:10 pm

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ORD

40h 20m

2 stops

$1,965Multiple Airlines

Mon, May 4 - Wed, May 13

5:10 pm - 6:25 am

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28h 15m

1 stop

8:25 pm - 3:10 pm

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ORD

27h 45m

1 stop

$1,993KLM

Mon, May 4 - Wed, May 13

6:21 pm - 6:25 am

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27h 04m

2 stops

8:25 pm - 3:10 pm

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ORD

27h 45m

1 stop

$1,998Multiple Airlines

Mon, May 4 - Wed, May 13

6:21 pm - 6:25 am

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27h 04m

2 stops

8:25 pm - 4:55 pm

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29h 30m

2 stops

$2,008Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

5:10 pm - 6:25 am

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28h 15m

1 stop

8:50 am - 3:10 pm

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ORD

39h 20m

1 stop

$2,102Air France

Useful Info

Cheapest flight	$932

Flight from Chicago to Saint-Denis

How does KAYAK find such low prices on flights from Illinois to Saint-Denis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Saint-Denis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Saint-Denis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint-Denis from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Saint-Denis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint-Denis with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Saint-Denis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint-Denis from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Saint-Denis

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Saint-Denis (RUN)

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$932 Find Cheap Flights from Illinois to Saint-Denis

KAYAK searches hundreds of travel sites at once for deals on flights to Saint-Denis

Cheap Flights from Illinois to Saint-Denis

Recent round-trip flight deals from Illinois to Saint-Denis

Recent one-way flight deals from Illinois to Saint-Denis

Good to know

FAQs for booking flights from Illinois to Saint-Denis

How does KAYAK find such low prices on flights from Illinois to Saint-Denis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Saint-Denis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Saint-Denis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint-Denis from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Saint-Denis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint-Denis with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Saint-Denis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint-Denis from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Saint-Denis

Information on the airport you'll fly into in Saint-Denis

Cabin class types available on flights to Illinois

Complete your trip to Saint-Denis with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to Saint-Denis

Choose which airport to fly into in Saint-Denis