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Saint-Denis

$2,653+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RUN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Illinois to Saint-Denis

Best flights from Illinois to Saint-Denis
Discover carefully curated flight deals from Illinois to Saint-Denis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/153:20 pmORD - RUN
2 stops44h 55mMultiple Airlines
Thu 1/225:25 pmRUN - ORD
2 stops53h 20mMultiple Airlines
Deal found 12/16$2,653

Find 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 December 18, 2025.

Round-trip from

$2,653
(Booking.com)
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 December 18, 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

Thu 1/15

3:20 pm-10:15 pm

2 stops44h 55m

Saint-Denis Gillot

Thu 1/22

5:25 pm-12:45 pm

2 stops53h 20m

$2,653

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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.

  • 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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