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$954+ Cheap flights from Rennes (RNS) to Chicago (CHI)

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — CHI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Rennes to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Rennes (RNS) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Round-trip from

$954
(Delta)
From Rennes St Jacques to Chicago (CHI)
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Find flight deals from Rennes to Chicago

Cheapest flights from Rennes to Chicago
Explore the most affordable flight options available from Rennes to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:35 pmRNS - ORD
1 stop27h 45mDelta
Mon 12/85:30 amORD - RNS
2 stops21h 50mDelta
Deal found 10/29$954
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:35 pmRNS - MDW
2 stops37h 12mDelta
Mon 12/85:29 pmMDW - RNS
2 stops33h 51mDelta
Deal found 10/29$960
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:05 amRNS - ORD
1 stop11h 05mDelta
Sun 1/47:05 amORD - RNS
2 stops20h 15mDelta
Deal found 10/30$1,141

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rennes to Chicago 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 October 30, 2025.
Use the filters below to find and compare flights from Rennes to Chicago that are best for you.

Fly from

Rennes

Fly to

Chicago

Route

Depart

Return

Price

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Thu 12/4

5:35 pm-2:20 pm

1 stop27h 45m

Chicago O'Hare Intl

Mon 12/8

5:30 am-10:20 am

2 stops21h 50m

$954

RennesChicago

RNS - MDW

RNSMDW

Rennes St Jacques

Thu 12/4

5:35 pm-11:47 pm

2 stops37h 12m

Chicago Midway

Mon 12/8

5:29 pm-10:20 am

2 stops33h 51m

$960

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Mon 12/22

11:05 am-3:10 pm

1 stop11h 05m

Chicago O'Hare Intl

Sun 1/4

7:05 am-10:20 am

2 stops20h 15m

$1,141

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Rennes to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Rennes 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 Rennes to Chicago
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 Rennes to Chicago. 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 from for flights from Rennes to Chicago?

    Rennes St Jacques (RNS), located 4.0 mi from the city center, is the airport you fly out of when you book flights from Rennes to Chicago. 0 airlines have flights from St Jacques to Chicago on a regular basis. Booking flights from Rennes St Jacques to Chicago should not be difficult; the airport handles an average of 0 outbound flights to Chicago per day.

  • How long is the flight from Rennes to Chicago?

    A quick flight from Rennes to Chicago can take about 27h 45m. Delta provides one of the quickest options available for as low as $954. The distance from Rennes to Chicago is about 4001 mi.

  • Can I find deals for flights from Rennes to Chicago that include hotel bookings?

    Yes. In addition to deals on Rennes to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rennes to Chicago?

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

  • Can I find deals for business class flights from Rennes to Chicago?

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

See more FAQs

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