Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Brest from $1,262

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 4/30. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Brest

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:10 pm - 6:50 pm
ORD
-
BES
18h 40m
1 stop
KLM Logo
6:10 am - 3:10 pm
BES
-
ORD
16h 00m
1 stop
$1,465KLM
Sun, Mar 29 - Wed, Apr 1
KLM Logo
1:57 pm - 12:10 pm
ORD
-
BES
15h 13m
2 stops
KLM Logo
6:10 am - 3:10 pm
BES
-
ORD
16h 00m
1 stop
$1,470KLM
Sun, Mar 29 - Wed, Apr 1
Delta Logo
9:30 am - 9:25 am
MDW
-
BES
16h 55m
2 stops
Delta Logo
10:20 am - 10:31 pm
BES
-
MDW
19h 11m
2 stops
$1,479Delta
Sun, Mar 29 - Wed, Apr 1
KLM Logo
2:10 pm - 12:10 pm
ORD
-
BES
15h 00m
2 stops
KLM Logo
6:10 am - 4:49 pm
BES
-
ORD
17h 39m
2 stops
$1,479KLM
Sun, Mar 29 - Wed, Apr 1
Multiple Airlines Logo
10:55 am - 1:10 pm
ORD
-
BES
19h 15m
3 stops
Multiple Airlines Logo
10:05 am - 12:35 pm
BES
-
ORD
33h 30m
2 stops
$2,096Multiple Airlines
Sun, Mar 29 - Wed, Apr 1
Multiple Airlines Logo
8:40 am - 2:45 pm
ORD
-
BES
23h 05m
3 stops
Multiple Airlines Logo
10:05 am - 1:20 pm
BES
-
ORD
34h 15m
3 stops
$2,674Multiple Airlines
Sun, Mar 29 - Wed, Apr 1

KLM flights from Chicago to Brest

Our best KLM deals on Chicago to Brest flight tickets
KLM
Mar 29
ORD5:10 pmChicago O'Hare Intl
18h 40m
1 stop
BES6:50 pmBrest Guipavas
Apr 1
BES6:10 amBrest Guipavas
16h 00m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,465
KLM
Mar 29
ORD1:57 pmChicago O'Hare Intl
15h 13m
2 stops
BES12:10 pmBrest Guipavas
Apr 1
BES6:10 amBrest Guipavas
16h 00m
1 stop
ORD3:10 pmChicago O'Hare Intl
$1,470
KLM
Mar 29
ORD2:10 pmChicago O'Hare Intl
15h 00m
2 stops
BES12:10 pmBrest Guipavas
Apr 1
BES6:10 amBrest Guipavas
17h 39m
2 stops
ORD4:49 pmChicago O'Hare Intl
$1,479

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 March 17, 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

Sun 3/29

5:10 pm-6:50 pm

1 stop18h 40m

Brest Guipavas

Wed 4/1

6:10 am-3:10 pm

1 stop16h 00m

$1,465
Quickest round-trip

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 3/29

1:57 pm-12:10 pm

2 stops15h 13m

Brest Guipavas

Wed 4/1

6:10 am-3:10 pm

1 stop16h 00m

$1,470

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Sun 3/29

9:30 am-9:25 am

2 stops16h 55m

Brest Guipavas

Wed 4/1

10:20 am-10:31 pm

2 stops19h 11m

$1,479

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 3/29

2:10 pm-12:10 pm

2 stops15h 00m

Brest Guipavas

Wed 4/1

6:10 am-4:49 pm

2 stops17h 39m

$1,479

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 3/29

10:55 am-1:10 pm

3 stops19h 15m

Brest Guipavas

Wed 4/1

10:05 am-12:35 pm

2 stops33h 30m

$2,096

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Sun 3/29

8:40 am-2:45 pm

3 stops23h 05m

Brest Guipavas

Wed 4/1

10:05 am-1:20 pm

3 stops34h 15m

$2,674
Cheapest one-way
Quickest one-way

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Thu 4/30

5:30 pm-11:05 pm

2 stops46h 35m

$1,262

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

16h 55m

Direct flights

None
The fastest flight from Chicago to Brest takes 16h 55m
There are no direct flights from Chicago to Brest. There are no popular flight routes from Chicago to Brest.
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 16h 55m, 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.

An easier way to manage your Brest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/16
Thu 4/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to France