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Saint-Denis

$1,965+ Cheap flights from Illinois to Saint-Denis (RUN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RUN
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Find flight deals from Illinois to Saint-Denis

Cheapest flights from Illinois to Saint-Denis
Explore the most affordable flight options available from Illinois to Saint-Denis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Trip.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/137:40 pmORD - RUN
2 stops31h 00mMultiple Airlines
sáb. 12/208:40 pmRUN - ORD
2 stops51h 20mMultiple Airlines
Deal found 10/29$2,260
This KLM deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/135:20 pmORD - RUN
1 stop29h 00mKLM
sáb. 12/2010:40 amRUN - ORD
1 stop38h 30mKLM
Deal found 10/29$2,801

Cheap flight deals from Illinois to Saint-Denis

Keep the following information in mind while searching for Illinois to Saint-Denis flight deals. Data was last updated octubre 30, 2025.

Round-trip from

$1,965
(KLM)
From Illinois to Saint-Denis Gillot
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Saint-Denis 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Illinois to Saint-Denis that are best for you.

Fly from

Illinois

Fly to

Saint-Denis

Route

Depart

Return

Price

ChicagoSaint-Denis

ORD - RUN

ORDRUN

Chicago O'Hare Intl

mié. 4/8

5:10 pm-6:30 am

1 stop28h 20m

Saint-Denis Gillot

dom. 4/12

8:25 pm-3:00 pm

1 stop27h 35m

$1,965

ChicagoSaint-Denis

ORD - RUN

ORDRUN

Chicago O'Hare Intl

mié. 4/8

1:30 pm-6:30 am

2 stops32h 00m

Saint-Denis Gillot

dom. 4/12

8:25 pm-4:10 pm

2 stops28h 45m

$1,977

ChicagoSaint-Denis

ORD - RUN

ORDRUN

Chicago O'Hare Intl

sáb. 12/13

7:40 pm-12:40 pm

2 stops31h 00m

Saint-Denis Gillot

sáb. 12/20

8:40 pm-2:00 pm

2 stops51h 20m

$2,260

ChicagoSaint-Denis

ORD - RUN

ORDRUN

Chicago O'Hare Intl

sáb. 12/13

5:20 pm-8:20 am

1 stop29h 00m

Saint-Denis Gillot

sáb. 12/20

10:40 am-3:10 pm

1 stop38h 30m

$2,801

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Illinois to Saint-Denis

Have a flexible travel schedule? Discover the best time to fly to Saint-Denis from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Saint-Denis
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Saint-Denis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Saint-Denis from Illinois?

    If you book a flight to Saint-Denis from Illinois, you will be flying to Gillot, which is the city’s only airport. Saint-Denis Gillot (RUN) is located 3.9 mi from the center of Saint-Denis.

  • How long is the flight from Illinois to Saint-Denis?

    Airlines like KLM and Air France fly from Illinois to Saint-Denis in about 28h 20m. The time it takes to get you to your destination can typically vary by up to 3h 40m. Airlines will cover a distance of 9857 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Illinois to Saint-Denis that include hotel bookings?

    Yes. In addition to deals on Illinois to Saint-Denis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Saint-Denis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Saint-Denis.

  • Can I find deals for business class flights from Illinois to Saint-Denis?

    Yes. Cheapflights offers flight deals from Illinois to Saint-Denis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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