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Cheap flights from Chicago to Brest from $1,194

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Brest departing on 8/31. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Brest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:05 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
18h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
6:10 am - 6:29 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
19h 19m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County
$1,194Delta
Mon, Aug 31 - Mon, Sep 7
KLM Logo
5:10 pm - 6:50 pmORD  Chicago O'Hare Intl-BES Brest Guipavas
18h 40m1 stop Paris Charles de Gaulle
KLM Logo
10:20 am - 3:10 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
11h 50m1 stop Paris Charles de Gaulle
$1,230KLM
Thu, Sep 17 - Mon, Sep 21
Delta Logo
10:25 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
16h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
10:20 am - 3:10 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
11h 50m1 stop Paris Charles de Gaulle
$1,235Delta
Thu, Sep 17 - Mon, Sep 21
Delta Logo
10:25 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
16h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
1:05 pm - 11:59 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
17h 54m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$1,244Delta
Thu, Sep 17 - Mon, Sep 21
Delta Logo
10:25 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
16h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
1:05 pm - 11:59 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
17h 54m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$1,245Delta
Thu, Sep 17 - Mon, Sep 21
Delta Logo
6:05 am - 9:25 amMDW  Chicago Midway-BES Brest Guipavas
20h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
6:10 am - 6:33 pmBES  Brest Guipavas-MDW Chicago Midway
19h 23m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County
$1,312Delta
Mon, Aug 31 - Mon, Sep 7
KLM Logo
5:10 pm - 6:50 pmORD  Chicago O'Hare Intl-BES Brest Guipavas
18h 40m1 stop Paris Charles de Gaulle
KLM Logo
10:20 am - 3:10 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
11h 50m1 stop Paris Charles de Gaulle
$1,315KLM
Thu, Sep 17 - Mon, Sep 21
KLM Logo
5:10 pm - 6:50 pmORD  Chicago O'Hare Intl-BES Brest Guipavas
18h 40m1 stop Paris Charles de Gaulle
KLM Logo
10:20 am - 3:10 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
11h 50m1 stop Paris Charles de Gaulle
$1,316KLM
Thu, Sep 17 - Mon, Sep 21
Delta Logo
10:25 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
16h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
10:20 am - 3:10 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
11h 50m1 stop Paris Charles de Gaulle
$1,320Delta
Thu, Sep 17 - Mon, Sep 21
Delta Logo
10:25 am - 9:25 amORD  Chicago O'Hare Intl-BES Brest Guipavas
16h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
1:05 pm - 11:59 pmBES  Brest Guipavas-ORD Chicago O'Hare Intl
17h 54m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$1,330Delta
Thu, Sep 17 - Mon, Sep 21

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Delta flights from Chicago to Brest

Our best Delta deals on Chicago to Brest flight tickets
Delta
Aug 31
ORD8:05 amChicago O'Hare Intl
18h 20m
2 stops
BES9:25 amBrest Guipavas
Sep 7
BES6:10 amBrest Guipavas
19h 19m
2 stops
ORD6:29 pmChicago O'Hare Intl
$1,194
Delta
Sep 17
ORD10:25 amChicago O'Hare Intl
16h 00m
2 stops
BES9:25 amBrest Guipavas
Sep 21
BES10:20 amBrest Guipavas
11h 50m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,235
Delta
Sep 17
ORD10:25 amChicago O'Hare Intl
16h 00m
2 stops
BES9:25 amBrest Guipavas
Sep 21
BES1:05 pmBrest Guipavas
17h 54m
2 stops
ORD11:59 pmChicago O'Hare Intl
$1,244

Air France flights from Chicago to Brest

Our best Air France deals on Chicago to Brest flight tickets
Air France
Sep 17
MDW1:00 pmChicago Midway
13h 25m
2 stops
BES9:25 amBrest Guipavas
Sep 21
BES1:05 pmBrest Guipavas
16h 39m
2 stops
MDW10:44 pmChicago Midway
$1,559
Air France
Sep 17
MDW1:00 pmChicago Midway
13h 25m
2 stops
BES9:25 amBrest Guipavas
Sep 21
BES1:05 pmBrest Guipavas
16h 39m
2 stops
MDW10:44 pmChicago Midway
$1,738
Air France
Sep 17
MDW1:00 pmChicago Midway
13h 25m
2 stops
BES9:25 amBrest Guipavas
Sep 21
BES1:05 pmBrest Guipavas
16h 39m
2 stops
MDW10:44 pmChicago Midway
$1,750

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Brest 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 August 7, 2026.
Use the filters below to find and compare flights from Chicago to Brest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Mon 8/31

8:05 am-9:25 am

2 stops18h 20m

Brest Guipavas

Mon 9/7

6:10 am-6:29 pm

2 stops19h 19m

$1,194

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

5:10 pm-6:50 pm

1 stop18h 40m

Brest Guipavas

Mon 9/21

10:20 am-3:10 pm

1 stop11h 50m

$1,230
Quickest round-trip

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

10:25 am-9:25 am

2 stops16h 00m

Brest Guipavas

Mon 9/21

10:20 am-3:10 pm

1 stop11h 50m

$1,235

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

10:25 am-9:25 am

2 stops16h 00m

Brest Guipavas

Mon 9/21

1:05 pm-11:59 pm

2 stops17h 54m

$1,244

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

10:25 am-9:25 am

2 stops16h 00m

Brest Guipavas

Mon 9/21

1:05 pm-11:59 pm

2 stops17h 54m

$1,245

ChicagoBrest

MDW Chicago Midway - BES Brest Guipavas

MDWBES

Chicago Midway

Mon 8/31

6:05 am-9:25 am

2 stops20h 20m

Brest Guipavas

Mon 9/7

6:10 am-6:33 pm

2 stops19h 23m

$1,312

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

5:10 pm-6:50 pm

1 stop18h 40m

Brest Guipavas

Mon 9/21

10:20 am-3:10 pm

1 stop11h 50m

$1,315

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

5:10 pm-6:50 pm

1 stop18h 40m

Brest Guipavas

Mon 9/21

10:20 am-3:10 pm

1 stop11h 50m

$1,316

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

10:25 am-9:25 am

2 stops16h 00m

Brest Guipavas

Mon 9/21

10:20 am-3:10 pm

1 stop11h 50m

$1,320

ChicagoBrest

ORD Chicago O'Hare Intl - BES Brest Guipavas

ORDBES

Chicago O'Hare Intl

Thu 9/17

10:25 am-9:25 am

2 stops16h 00m

Brest Guipavas

Mon 9/21

1:05 pm-11:59 pm

2 stops17h 54m

$1,330

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Brest

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

Cheap Chicago to Brest (CHI to BES) flight deals and tips

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

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Chicago to Brest takes 13h 25m
There are no direct flights from Chicago to Brest. There are no popular flight routes from Chicago to Brest.
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Frequently asked questions about flying from Chicago to Brest

  • How far is Chicago to Brest Guipavas by plane?

    Chicago and Brest Guipavas are 3871.4 mi apart from one another. Flights usually cover this in 13h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Brest Guipavas Airport?

    Prices for flights from Chicago to Brest Guipavas Airport were last updated today.

  • How old do you have to be to fly from Chicago to Brest Guipavas Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Brest Guipavas Airport.

  • What documentation or ID do you need to fly to Brest Guipavas Airport?

    The travel and health documents required for your trip to Brest Guipavas Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brest Guipavas Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Chicago to Brest

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

    Price Alerts will notify you by email when the price for flights to Brest from Chicago decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Brest?

Book flights to Brest if you plan to visit one of these locations
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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Brest for you.

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

Yes. All flights to Brest from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brest from Chicago.

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

Yes momondo offers price alerts on flights to Brest from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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