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Cheap flights from Chicago to Brest from $993

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 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Brest

Cheap round-trip flights

Delta Logo
5:20 pm - 9:15 amORD-BES
32h 55m1 stop
Delta Logo
10:05 am - 3:10 pmBES-ORD
12h 05m1 stop
$993Delta
Find Deal
Sun, Nov 2 - Tue, Nov 11
Delta Logo
6:45 am - 9:15 amORD-BES
20h 30m2 stops
Delta Logo
10:05 am - 3:10 pmBES-ORD
12h 05m1 stop
$996Delta
Find Deal
Wed, Oct 29 - Tue, Nov 11
Delta Logo
1:25 pm - 9:15 amORD-BES
36h 50m2 stops
Delta Logo
6:15 am - 3:10 pmBES-ORD
15h 55m1 stop
$998Delta
Find Deal
Tue, Nov 4 - Tue, Nov 11
Delta Logo
5:20 pm - 9:15 amORD-BES
32h 55m1 stop
Delta Logo
10:05 am - 9:31 pmBES-ORD
18h 26m2 stops
$1,003Delta
Find Deal
Sun, Nov 2 - Tue, Nov 11
Air France Logo
6:20 pm - 5:45 pmORD-BES
17h 25m1 stop
Air France Logo
10:05 am - 3:10 pmBES-ORD
12h 05m1 stop
$1,041Air France
Find Deal
Fri, Oct 31 - Fri, Nov 7
Air France Logo
5:20 pm - 6:20 pmORD-BES
18h 00m1 stop
Air France Logo
6:15 am - 3:10 pmBES-ORD
15h 55m1 stop
$1,042Air France
Find Deal
Sun, Nov 2 - Sun, Nov 9
Logo
5:20 pm - 2:10 pmORD-BES
13h 50m1 stop
Logo
7:10 pm - 3:10 pmBES-ORD
27h 00m1 stop
$1,054
Find Deal
Sun, Nov 2 - Sat, Nov 8
Logo
6:20 pm - 2:10 pmORD-BES
13h 50m1 stop
Logo
6:15 am - 4:38 pmBES-ORD
17h 23m2 stops
$1,101
Find Deal
Fri, Oct 31 - Sun, Nov 9
KLM Logo
2:00 pm - 6:20 pmMDW-BES
21h 20m2 stops
KLM Logo
6:15 am - 9:44 pmBES-MDW
22h 29m2 stops
$1,258KLM
Find Deal
Fri, Dec 5 - Tue, Dec 9
KLM Logo
9:20 am - 6:20 pmMDW-BES
26h 00m2 stops
KLM Logo
6:15 am - 6:07 pmBES-MDW
18h 52m2 stops
$1,260KLM
Find Deal
Fri, Dec 5 - Tue, Dec 9

Delta flights from Chicago to Brest

Our best Delta deals on Chicago to Brest flight tickets
Delta
Nov 2
ORD5:20 pmChicago O'Hare Intl
32h 55m
1 stop
BES9:15 amBrest Guipavas
Nov 11
BES10:05 amBrest Guipavas
12h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$993
Find similar
Delta
Oct 29
ORD6:45 amChicago O'Hare Intl
20h 30m
2 stops
BES9:15 amBrest Guipavas
Nov 11
BES10:05 amBrest Guipavas
12h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$996
Find similar
Delta
Nov 4
ORD1:25 pmChicago O'Hare Intl
36h 50m
2 stops
BES9:15 amBrest Guipavas
Nov 11
BES6:15 amBrest Guipavas
15h 55m
1 stop
ORD3:10 pmChicago O'Hare Intl
$998
Find similar

Air France flights from Chicago to Brest

Our best Air France deals on Chicago to Brest flight tickets
Air France
Oct 31
ORD6:20 pmChicago O'Hare Intl
17h 25m
1 stop
BES5:45 pmBrest Guipavas
Nov 7
BES10:05 amBrest Guipavas
12h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,041
Find similar
Air France
Nov 2
ORD5:20 pmChicago O'Hare Intl
18h 00m
1 stop
BES6:20 pmBrest Guipavas
Nov 9
BES6:15 amBrest Guipavas
15h 55m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,042
Find similar
Air France
Nov 2
ORD4:58 pmChicago O'Hare Intl
14h 12m
2 stops
BES2:10 pmBrest Guipavas
Nov 9
BES10:05 amBrest Guipavas
12h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,046
Find similar

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 2, 2025.
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

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 11/2

5:20 pm-9:15 am

1 stop32h 55m

Brest Guipavas

Tue 11/11

10:05 am-3:10 pm

1 stop12h 05m

$993

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Wed 10/29

6:45 am-9:15 am

2 stops20h 30m

Brest Guipavas

Tue 11/11

10:05 am-3:10 pm

1 stop12h 05m

$996

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Tue 11/4

1:25 pm-9:15 am

2 stops36h 50m

Brest Guipavas

Tue 11/11

6:15 am-3:10 pm

1 stop15h 55m

$998

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 11/2

5:20 pm-9:15 am

1 stop32h 55m

Brest Guipavas

Tue 11/11

10:05 am-9:31 pm

2 stops18h 26m

$1,003

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 10/31

6:20 pm-5:45 pm

1 stop17h 25m

Brest Guipavas

Fri 11/7

10:05 am-3:10 pm

1 stop12h 05m

$1,041

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 11/2

5:20 pm-6:20 pm

1 stop18h 00m

Brest Guipavas

Sun 11/9

6:15 am-3:10 pm

1 stop15h 55m

$1,042

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 11/2

5:20 pm-2:10 pm

1 stop13h 50m

Brest Guipavas

Sat 11/8

7:10 pm-3:10 pm

1 stop27h 00m

$1,054

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 10/31

6:20 pm-2:10 pm

1 stop13h 50m

Brest Guipavas

Sun 11/9

6:15 am-4:38 pm

2 stops17h 23m

$1,101

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Fri 12/5

2:00 pm-6:20 pm

2 stops21h 20m

Brest Guipavas

Tue 12/9

6:15 am-9:44 pm

2 stops22h 29m

$1,258

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Fri 12/5

9:20 am-6:20 pm

2 stops26h 00m

Brest Guipavas

Tue 12/9

6:15 am-6:07 pm

2 stops18h 52m

$1,260

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

Best Price Found

$993

Fastest flight time

13h 50m

Direct flights

None

Airports in Brest

1 airport
The best flight deal from Chicago to Brest found on momondo in the last 72 hours is $993
The fastest flight from Chicago to Brest takes 13h 50m
There are no direct flights from Chicago to Brest. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Brest Guipavas Airport.
There is 1 airport near Brest: Brest Guipavas (BES)
Search flight deals

  • 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 50m, 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.

  • 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.

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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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