HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brest

$753+ Cheap flights from Illinois to Brest (BES)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BES
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Brest with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Brest

Keep the following information in mind while searching for Illinois to Brest flight deals. Data was last updated October 27, 2025.

Round-trip from

$753
(Air France)
From Illinois to Brest Guipavas
Search Deals

Find flight deals from Illinois to Brest

Cheapest flights from Illinois to Brest
Explore the most affordable flight options available from Illinois to Brest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Air France deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:20 pmORD - BES
1 stop18h 00mAir France
Wed 12/176:15 amBES - ORD
1 stop15h 55mAir France
Deal found 10/25$753
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:15 amORD - BES
2 stops15h 00mDelta
Tue 12/96:15 amBES - ORD
1 stop15h 55mDelta
Deal found 10/26$758
This Air France deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:20 pmORD - BES
1 stop13h 50mAir France
Tue 12/96:15 amBES - ORD
1 stop15h 55mAir France
Deal found 10/25$805
This Air France deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:14 pmMDW - BES
2 stops22h 06mAir France
Tue 12/96:15 amBES - MDW
2 stops24h 32mAir France
Deal found 10/26$819
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amORD - BES
2 stops19h 15mDelta
Wed 12/176:15 amBES - ORD
1 stop15h 55mDelta
Deal found 10/25$889
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:00 amORD - BES
2 stops19h 15mDelta
Thu 12/186:15 amBES - ORD
2 stops18h 47mDelta
Deal found 10/27$898
This Air France deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:20 pmORD - BES
1 stop18h 00mAir France
Thu 12/186:15 amBES - ORD
1 stop15h 55mAir France
Deal found 10/27$1,065
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:49 amMDW - BES
2 stops15h 26mKLM
Thu 12/186:15 amBES - MDW
2 stops17h 16mKLM
Deal found 10/27$1,198
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:00 amORD - BES
3 stops23h 40mMultiple Airlines
Thu 12/181:50 pmBES - ORD
2 stops32h 35mMultiple Airlines
Deal found 10/27$1,500
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:49 amMDW - BES
2 stops15h 26mDelta
Wed 12/176:15 amBES - MDW
2 stops18h 45mDelta
Deal found 10/25$1,548

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Illinois to Brest that are best for you.

Fly from

Illinois

Fly to

Brest

Route

Depart

Return

Price

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Wed 12/10

5:20 pm-6:20 pm

1 stop18h 00m

Brest Guipavas

Wed 12/17

6:15 am-3:10 pm

1 stop15h 55m

$753

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 12/5

5:30 am-9:15 am

2 stops20h 45m

Brest Guipavas

Tue 12/9

6:15 am-3:10 pm

1 stop15h 55m

$758

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Fri 12/5

5:20 pm-6:20 pm

1 stop18h 00m

Brest Guipavas

Tue 12/9

6:15 am-3:10 pm

1 stop15h 55m

$805

EvansvilleBrest

EVV - BES

EVVBES

Evansville Dress Regional

Fri 1/16

5:45 pm-6:20 pm

2 stops17h 35m

Brest Guipavas

Tue 1/20

6:15 am-4:56 pm

2 stops17h 41m

$819

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Fri 12/5

1:14 pm-6:20 pm

2 stops22h 06m

Brest Guipavas

Tue 12/9

6:15 am-11:47 pm

2 stops24h 32m

$819

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Thu 12/11

7:00 am-9:15 am

2 stops19h 15m

Brest Guipavas

Thu 12/18

6:15 am-3:10 pm

1 stop15h 55m

$889

ChicagoBrest

ORD - BES

ORDBES

Chicago O'Hare Intl

Wed 12/10

7:00 am-9:15 am

2 stops19h 15m

Brest Guipavas

Wed 12/17

6:15 am-3:10 pm

1 stop15h 55m

$889

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Thu 12/11

10:49 am-9:15 am

2 stops15h 26m

Brest Guipavas

Thu 12/18

6:15 am-4:31 pm

2 stops17h 16m

$1,198

ChicagoBrest

MDW - BES

MDWBES

Chicago Midway

Wed 12/10

10:49 am-9:15 am

2 stops15h 26m

Brest Guipavas

Wed 12/17

6:15 am-6:00 pm

2 stops18h 45m

$1,548

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Best time to book a flight from Illinois to Brest

Have a flexible travel schedule? Discover the best time to fly to Brest from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Brest
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Brest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Brest from Illinois?

    Most people fly into Brest Guipavas (BES) if they book a flight to Brest from Illinois. Guipavas is conveniently located just 4.4 mi from Brest’s city center.

  • How long is the flight from Illinois to Brest?

    A quick flight from Illinois to Brest can take about 17h 35m. Air France provides one of the quickest options available for as low as $819. There are 4034 mi between Illinois and Brest. This flight may include one or multiple stops.

  • What are the most popular routes from Illinois to Brest?

    Most travelers choose Chicago Midway - Brest Guipavas, Chicago O'Hare Intl - Brest Guipavas or Evansville Dress Regional - Brest Guipavas when deciding on the best route from Illinois to Brest.

  • Can I find deals for flights from Illinois to Brest that include hotel bookings?

    Yes. In addition to deals on Illinois to Brest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Brest?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Brest.

  • Can I find deals for business class flights from Illinois to Brest?

    Yes. Cheapflights offers flight deals from Illinois to Brest by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Brest

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Rennes flights
Newark to Nantes flights
San Francisco to Rennes flights
John F Kennedy Intl to Nantes flights
Dallas/Fort Worth to Nantes flights
Dulles Intl to Rennes flights
San Francisco to Nantes flights
Seattle to Nantes flights
Reagan-National to Rennes flights
Miami to Nantes flights
Baltimore to Nantes flights
LaGuardia to Brest flights
Baltimore to Rennes flights
Hobby to Nantes flights
Los Angeles to Nantes flights
San Jose to Nantes flights
George Bush Intcntl to Nantes flights
LaGuardia to Nantes flights
Newark to Brest flights
Seattle to Rennes flights
Love Field to Nantes flights
Reagan-National to Nantes flights
Dulles Intl to Nantes flights
George Bush Intcntl to Rennes flights
Boston to Nantes flights
San Francisco to Brest flights
Portland to Brest flights
John F Kennedy Intl to Brest flights
Denver to Nantes flights
Newark to Rennes flights
O'Hare Intl to Nantes flights
Minneapolis to Nantes flights
Atlanta to Brest flights
Milwaukee to Nantes flights
Cleveland to Nantes flights
San Jose to Rennes flights
O'Hare Intl to Brest flights
Allentown to Nantes flights
Charlotte to Nantes flights
Providence to Nantes flights
San Antonio to Nantes flights
Cleveland to Rennes flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.