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Cheap flights from Rennes to Chicago from $743

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to Chicago departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Rennes to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:05 pm - 2:15 pm
RNS
-
ORD
28h 10m
1 stop
KLM Logo
12:15 pm - 10:20 am
ORD
-
RNS
15h 05m
2 stops
$743KLM
Sat, Sep 26 - Sat, Oct 17
KLM Logo
5:05 pm - 2:15 pm
RNS
-
ORD
28h 10m
1 stop
KLM Logo
4:20 pm - 1:55 pm
ORD
-
RNS
14h 35m
1 stop
$748KLM
Sat, Sep 26 - Sat, Oct 17
KLM Logo
11:05 am - 10:06 pm
RNS
-
ORD
18h 01m
2 stops
KLM Logo
12:15 pm - 10:20 am
ORD
-
RNS
15h 05m
2 stops
$755KLM
Sat, Sep 26 - Sat, Oct 17
KLM Logo
11:05 am - 9:25 pm
RNS
-
ORD
17h 20m
2 stops
KLM Logo
4:20 pm - 5:35 pm
ORD
-
RNS
18h 15m
1 stop
$765KLM
Sun, Jul 5 - Sun, Jul 12
KLM Logo
11:05 am - 9:25 pm
RNS
-
ORD
17h 20m
2 stops
KLM Logo
7:17 pm - 5:35 pm
ORD
-
RNS
15h 18m
2 stops
$769KLM
Sun, Jul 5 - Sun, Jul 12
KLM Logo
11:05 am - 9:46 pm
RNS
-
MDW
17h 41m
2 stops
KLM Logo
12:30 pm - 10:20 am
MDW
-
RNS
14h 50m
2 stops
$889KLM
Sat, Sep 26 - Sat, Oct 17
KLM Logo
6:05 pm - 2:30 pm
RNS
-
ORD
27h 25m
1 stop
KLM Logo
4:20 pm - 5:35 pm
ORD
-
RNS
18h 15m
1 stop
$988KLM
Sun, Jul 5 - Sun, Jul 12
Delta Logo
2:25 pm - 12:08 am
RNS
-
ORD
16h 43m
2 stops
Delta Logo
7:01 am - 10:20 am
ORD
-
RNS
20h 19m
2 stops
$995Delta
Wed, Jun 3 - Sun, Jun 7
KLM Logo
11:05 am - 10:17 pm
RNS
-
MDW
18h 12m
2 stops
KLM Logo
1:18 pm - 10:20 am
MDW
-
RNS
14h 02m
2 stops
$1,004KLM
Sun, Jul 5 - Sun, Jul 12
Multiple Airlines Logo
10:35 am - 12:35 pm
RNS
-
ORD
33h 00m
3 stops
Multiple Airlines Logo
8:45 am - 10:20 am
ORD
-
RNS
18h 35m
2 stops
$1,080Multiple Airlines
Wed, Jun 3 - Sun, Jun 7

KLM flights from Rennes to Chicago

Our best KLM deals on Rennes to Chicago flight tickets
KLM
Sep 26
RNS5:05 pmRennes St Jacques
28h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
Oct 17
ORD12:15 pmChicago O'Hare Intl
15h 05m
2 stops
RNS10:20 amRennes St Jacques
$743
KLM
Sep 26
RNS5:05 pmRennes St Jacques
28h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
Oct 17
ORD4:20 pmChicago O'Hare Intl
14h 35m
1 stop
RNS1:55 pmRennes St Jacques
$748
KLM
Sep 26
RNS11:05 amRennes St Jacques
18h 01m
2 stops
ORD10:06 pmChicago O'Hare Intl
Oct 17
ORD12:15 pmChicago O'Hare Intl
15h 05m
2 stops
RNS10:20 amRennes St Jacques
$755

momondo 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, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Rennes to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sat 9/26

5:05 pm-2:15 pm

1 stop28h 10m

Chicago O'Hare Intl

Sat 10/17

12:15 pm-10:20 am

2 stops15h 05m

$743

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sat 9/26

5:05 pm-2:15 pm

1 stop28h 10m

Chicago O'Hare Intl

Sat 10/17

4:20 pm-1:55 pm

1 stop14h 35m

$748

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sat 9/26

11:05 am-10:06 pm

2 stops18h 01m

Chicago O'Hare Intl

Sat 10/17

12:15 pm-10:20 am

2 stops15h 05m

$755

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sun 7/5

11:05 am-9:25 pm

2 stops17h 20m

Chicago O'Hare Intl

Sun 7/12

4:20 pm-5:35 pm

1 stop18h 15m

$765

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sun 7/5

11:05 am-9:25 pm

2 stops17h 20m

Chicago O'Hare Intl

Sun 7/12

7:17 pm-5:35 pm

2 stops15h 18m

$769

RennesChicago

RNS - MDW

RNSMDW

Rennes St Jacques

Sat 9/26

11:05 am-9:46 pm

2 stops17h 41m

Chicago Midway

Sat 10/17

12:30 pm-10:20 am

2 stops14h 50m

$889

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Sun 7/5

6:05 pm-2:30 pm

1 stop27h 25m

Chicago O'Hare Intl

Sun 7/12

4:20 pm-5:35 pm

1 stop18h 15m

$988

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Wed 6/3

2:25 pm-12:08 am

2 stops16h 43m

Chicago O'Hare Intl

Sun 6/7

7:01 am-10:20 am

2 stops20h 19m

$995
Quickest round-trip

RennesChicago

RNS - MDW

RNSMDW

Rennes St Jacques

Sun 7/5

11:05 am-10:17 pm

2 stops18h 12m

Chicago Midway

Sun 7/12

1:18 pm-10:20 am

2 stops14h 02m

$1,004

RennesChicago

RNS - ORD

RNSORD

Rennes St Jacques

Wed 6/3

10:35 am-12:35 pm

3 stops33h 00m

Chicago O'Hare Intl

Sun 6/7

8:45 am-10:20 am

2 stops18h 35m

$1,080

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Rennes to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Rennes to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rennes to Chicago (RNS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to Chicago

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from Rennes to Chicago takes 17h 20m
There are no direct flights from Rennes to Chicago. There are no popular flight routes from Rennes to Chicago.
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Frequently asked questions about flying from Rennes to Chicago

  • How far is Rennes St Jacques to Chicago by plane?

    The distance between Rennes St Jacques and Chicago is about 3994.8 mi. A reasonable flight in good conditions will take 17h 20m.

  • When did momondo last update prices for flights from Rennes St Jacques Airport to Chicago?

    Prices for flights from Rennes St Jacques Airport to Chicago were last updated today.

  • How old do you have to be to fly from Rennes St Jacques Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rennes St Jacques Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Rennes to Chicago

  • How do I get Price Alerts for flights from Rennes to Chicago?

    Confirm your travel details to search for the latest offers for flights from Rennes to Chicago. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Rennes to Chicago with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Munster
Schererville
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Rennes to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rennes to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rennes to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Rennes with this policy.

How can momondo help me find flights from Rennes to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rennes to Chicago.

I’m not ready to book a flight from Rennes to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Rennes are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport