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$1,027+ 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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$1,081
(Delta)
From Rennes St Jacques to Chicago (CHI)
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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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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.
Sat 6/287:10 amRNS - ORD
1 stop14h 50mDelta
Wed 7/25:05 pmORD - RNS
2 stops13h 40mDelta
Deal found 6/12$1,027
This Delta deal was found by Cheapflights users on 6/12. 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.
Sat 6/287:10 amRNS - MDW
2 stops17h 30mDelta
Wed 7/21:09 pmMDW - RNS
2 stops17h 36mDelta
Deal found 6/12$1,032
This KLM deal was found by Cheapflights users on 6/11. 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.
Mon 12/2210:20 amRNS - ORD
2 stops17h 34mKLM
Sun 1/45:30 pmORD - RNS
2 stops13h 20mKLM
Deal found 6/11$1,070
This Air France deal was found by Cheapflights users on 6/12. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:20 amRNS - ORD
2 stops18h 07mAir France
Sun 1/45:30 pmORD - RNS
2 stops13h 15mAir France
Deal found 6/12$1,099
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/286:50 pmRNS - ORD
3 stops44h 05mMultiple Airlines
Wed 7/210:15 pmORD - RNS
3 stops36h 00mMultiple Airlines
Deal found 6/12$1,347
This KLM deal was found by Cheapflights users on 6/12. 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.
Mon 7/2811:45 amRNS - MDW
2 stops16h 57mKLM
Wed 7/301:46 pmMDW - RNS
2 stops14h 04mKLM
Deal found 6/12$2,586

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 June 12, 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 6/26

10:30 am-3:00 pm

1 stop11h 30m

Chicago O'Hare Intl

Mon 6/30

5:10 pm-1:45 pm

1 stop13h 35m

$1,081

RennesChicago

RNS - MDW

RNSMDW

Rennes St Jacques

Thu 6/26

10:30 am-9:45 pm

2 stops18h 15m

Chicago Midway

Mon 6/30

6:20 pm-1:45 pm

2 stops12h 25m

$1,086

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Thu 6/26

6:30 am-10:05 pm

3 stops46h 35m

Chicago O'Hare Intl

Mon 6/30

10:15 pm-5:15 pm

3 stops36h 00m

$1,391

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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.

  • What is the cheapest month to book a flight from Rennes to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Rennes to Chicago (average of $245). Flying from Rennes to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Rennes?

Book flights to Rennes if you plan to visit one of these locations
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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