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Cheap flights from Chicago to Brest from $1,397

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Brest departing on 6/13. 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

Find the cheapest flights from Chicago to Brest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 pm - 12:00 pm
ORD
-
BES
39h 40m
2 stops
Multiple Airlines Logo
5:45 pm - 2:00 pm
BES
-
ORD
27h 15m
1 stop
$1,434Multiple Airlines
Thu, Jun 4 - Sat, Jun 13
Delta Logo
8:15 pm - 9:25 am
ORD
-
BES
30h 10m
1 stop
Delta Logo
6:10 am - 3:10 pm
BES
-
ORD
16h 00m
1 stop
$1,437Delta
Tue, Jun 2 - Fri, Jun 19
Delta Logo
9:49 am - 9:25 am
ORD
-
BES
16h 36m
2 stops
Delta Logo
6:10 am - 3:10 pm
BES
-
ORD
16h 00m
1 stop
$1,440Delta
Tue, Jun 2 - Fri, Jun 19
Multiple Airlines Logo
4:37 pm - 5:00 pm
ORD
-
BES
17h 23m
2 stops
Multiple Airlines Logo
1:00 pm - 4:05 pm
BES
-
ORD
34h 05m
2 stops
$1,441Multiple Airlines
Fri, Jun 19 - Fri, Jun 26
Delta Logo
12:59 pm - 9:25 am
ORD
-
BES
37h 26m
2 stops
Delta Logo
6:10 am - 3:10 pm
BES
-
ORD
16h 00m
1 stop
$1,442Delta
Sat, Jun 6 - Wed, Jun 17
Delta Logo
8:15 pm - 9:25 am
ORD
-
BES
30h 10m
1 stop
Delta Logo
1:05 pm - 3:10 pm
BES
-
ORD
33h 05m
1 stop
$1,450Delta
Tue, Jun 2 - Mon, Jun 15
Delta Logo
9:49 am - 9:25 am
ORD
-
BES
16h 36m
2 stops
Delta Logo
1:05 pm - 3:10 pm
BES
-
ORD
33h 05m
1 stop
$1,453Delta
Tue, Jun 2 - Mon, Jun 15
Delta Logo
12:59 pm - 9:25 am
ORD
-
BES
37h 26m
2 stops
Delta Logo
1:05 pm - 3:10 pm
BES
-
ORD
33h 05m
1 stop
$1,455Delta
Sat, Jun 6 - Mon, Jun 15
Multiple Airlines Logo
9:00 pm - 5:00 pm
ORD
-
BES
13h 00m
1 stop
Multiple Airlines Logo
10:05 am - 11:50 am
BES
-
ORD
32h 45m
2 stops
$1,483Multiple Airlines
Fri, Jun 5 - Wed, Jun 17
Multiple Airlines Logo
9:00 pm - 5:00 pm
ORD
-
BES
13h 00m
1 stop
Multiple Airlines Logo
6:05 pm - 4:00 pm
BES
-
ORD
28h 55m
2 stops
$1,491Multiple Airlines
Fri, Jun 5 - Tue, Jun 16

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Air France flights from Chicago to Brest

Our best Air France deals on Chicago to Brest flight tickets
Air France
May 15
ORD2:00 pmChicago O'Hare Intl
15h 10m
2 stops
BES12:10 pmBrest Guipavas
May 18
BES7:30 pmBrest Guipavas
26h 40m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,449
Air France
May 15
ORD2:00 pmChicago O'Hare Intl
15h 10m
2 stops
BES12:10 pmBrest Guipavas
May 18
BES1:05 pmBrest Guipavas
15h 48m
2 stops
ORD9:53 pmChicago O'Hare Intl
$1,506
Air France
May 17
ORD2:00 pmChicago O'Hare Intl
15h 10m
2 stops
BES12:10 pmBrest Guipavas
May 20
BES10:20 amBrest Guipavas
11h 50m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,992

KLM flights from Chicago to Brest

Our best KLM deals on Chicago to Brest flight tickets
KLM
Jun 6
ORD5:10 pmChicago O'Hare Intl
17h 15m
1 stop
BES5:25 pmBrest Guipavas
Jun 17
BES6:10 amBrest Guipavas
16h 00m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,506
KLM
Jun 4
ORD11:09 amChicago O'Hare Intl
15h 16m
2 stops
BES9:25 amBrest Guipavas
Jun 17
BES6:10 amBrest Guipavas
16h 00m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,510
KLM
Jun 6
ORD5:10 pmChicago O'Hare Intl
17h 15m
1 stop
BES5:25 pmBrest Guipavas
Jun 15
BES1:05 pmBrest Guipavas
33h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,518

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 May 6, 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 - BES

ORDBES

Chicago O'Hare Intl

Thu 6/4

1:20 pm-12:00 pm

2 stops39h 40m

Brest Guipavas

Sat 6/13

5:45 pm-2:00 pm

1 stop27h 15m

$1,434

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Tue 6/2

8:15 pm-9:25 am

1 stop30h 10m

Brest Guipavas

Fri 6/19

6:10 am-3:10 pm

1 stop16h 00m

$1,437
Quickest round-trip

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Tue 6/2

9:49 am-9:25 am

2 stops16h 36m

Brest Guipavas

Fri 6/19

6:10 am-3:10 pm

1 stop16h 00m

$1,440

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 6/19

4:37 pm-5:00 pm

2 stops17h 23m

Brest Guipavas

Fri 6/26

1:00 pm-4:05 pm

2 stops34h 05m

$1,441

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sat 6/6

12:59 pm-9:25 am

2 stops37h 26m

Brest Guipavas

Wed 6/17

6:10 am-3:10 pm

1 stop16h 00m

$1,442

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Tue 6/2

8:15 pm-9:25 am

1 stop30h 10m

Brest Guipavas

Mon 6/15

1:05 pm-3:10 pm

1 stop33h 05m

$1,450

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Tue 6/2

9:49 am-9:25 am

2 stops16h 36m

Brest Guipavas

Mon 6/15

1:05 pm-3:10 pm

1 stop33h 05m

$1,453

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sat 6/6

12:59 pm-9:25 am

2 stops37h 26m

Brest Guipavas

Mon 6/15

1:05 pm-3:10 pm

1 stop33h 05m

$1,455

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 6/5

9:00 pm-5:00 pm

1 stop13h 00m

Brest Guipavas

Wed 6/17

10:05 am-11:50 am

2 stops32h 45m

$1,483

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 6/5

9:00 pm-5:00 pm

1 stop13h 00m

Brest Guipavas

Tue 6/16

6:05 pm-4:00 pm

2 stops28h 55m

$1,491

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Brest from

How to get the cheapest flight ticket from Chicago to Brest

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Chicago to Brest Guipavas?

WestJet is the most popular carrier operating from Chicago to Brest Guipavas

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

12h 00m

Direct flights

None
The fastest flight from Chicago to Brest takes 12h 00m
There are no direct flights from Chicago to Brest. There are no popular flight routes from Chicago to Brest.
Search flight deals

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 12h 00m, 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.

Traveling to a place near Brest?

Book flights to Brest if you plan to visit one of these locations
Roscoff

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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