$451+ Cheap flights from Illinois to Brittany
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BES
jun. 17 — jun. 241
1 adult, Economy
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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
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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 Brittany
Keep the following information in mind while searching for Illinois to Brittany flight deals. Data was last updated junio 12, 2025.
Round-trip from | $1,037 (Mytrip) |
|---|---|
One-way from | $451 (Kiwi.com) |
Find flight deals from Illinois to Brittany
Cheapest flights from Illinois to BrittanyExplore the most affordable flight options available from Illinois to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
Explore the most affordable flight options available from Illinois to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/143:35 pmORD - NTE
1 stop19h 05mLufthansa
mié. 10/2910:35 amNTE - ORD
1 stop16h 30mLufthansa
Deal found 6/12![Lufthansa logo]()
$904
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/148:55 amORD - NTE
2 stops20h 20mMultiple Airlines
mié. 10/2910:35 amNTE - ORD
1 stop16h 30mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$909
This Delta deal was found by Cheapflights users on 6/11. 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.
mié. 7/239:00 amORD - NTE
2 stops17h 40mDelta
mié. 7/306:05 amNTE - ORD
1 stop15h 55mDelta
Deal found 6/11![Delta logo]()
$1,113
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/266:15 pmORD - BES
2 stops34h 00mMultiple Airlines
sáb. 8/25:45 pmBES - ORD
1 stop27h 15mMultiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$1,166
This lol.travel deal was found by Cheapflights users on 6/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/275:10 pmORD - BES
1 stop13h 40mAir France
dom. 8/34:50 pmBES - ORD
1 stop29h 10mAir France
Deal found 6/12![Air France logo]()
$1,303
This lastminute.com deal was found by Cheapflights users on 6/12. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/279:25 amMDW - NTE
2 stops21h 15mMultiple Airlines
dom. 8/32:35 pmNTE - MDW
2 stops35h 05mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$1,326
This Delta deal was found by Cheapflights users on 6/11. 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.
sáb. 7/266:24 pmORD - BES
2 stops14h 46mDelta
sáb. 8/26:15 amBES - ORD
2 stops21h 05mDelta
Deal found 6/11![Delta logo]()
$1,335
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 7/236:20 pmMDW - NTE
2 stops12h 20mDelta
mié. 7/306:20 amNTE - MDW
2 stops18h 19mDelta
Deal found 6/10![Delta logo]()
$1,362
This KLM deal was found by Cheapflights users on 6/9. 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.
vie. 7/255:10 pmORD - BES
1 stop17h 35mKLM
vie. 8/16:15 amBES - ORD
1 stop15h 45mKLM
Deal found 6/9![KLM logo]()
$1,376
This Delta deal was found by Cheapflights users on 6/11. 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.
dom. 7/279:25 amMDW - BES
2 stops18h 30mDelta
dom. 8/36:15 amBES - MDW
2 stops22h 27mDelta
Deal found 6/11![Delta logo]()
$1,575
This lastminute.com deal was found by Cheapflights users on 6/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/236:20 pmMDW - NTE
2 stops12h 20mAir France
mié. 7/306:20 amNTE - MDW
2 stops18h 19mAir France
Deal found 6/11![Air France logo]()
$1,705
This Gurufare deal was found by Cheapflights users on 6/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/199:15 pmORD - NTE
1 stop11h 55mAer Lingus
dom. 7/63:05 pmNTE - ORD
1 stop29h 55mAer Lingus
Deal found 6/12![Aer Lingus logo]()
$1,923
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Brittany 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 junio 12, 2025.
Use the filters below to find and compare flights from Illinois to Brittany that are best for you.
Fly from
Illinois
Fly to
Brittany
Route
Depart
Return
Price
ChicagoNantes
ORD - NTE
ORDNTE
Chicago O'Hare Intl
mar. 10/14
3:35 pm-5:40 pm
1 stop19h 05m
Nantes Atlantique
mié. 10/29
10:35 am-9:05 pm
1 stop16h 30m
$904
ChicagoNantes
ORD - NTE
ORDNTE
Chicago O'Hare Intl
mar. 10/14
8:55 am-12:15 pm
2 stops20h 20m
Nantes Atlantique
mié. 10/29
10:35 am-9:05 pm
1 stop16h 30m
$909
ChicagoNantes
ORD - NTE
ORDNTE
Chicago O'Hare Intl
mié. 7/23
9:00 am-9:40 am
2 stops17h 40m
Nantes Atlantique
mié. 7/30
6:05 am-3:00 pm
1 stop15h 55m
$1,113
ChicagoNantes
ORD - NTE
ORDNTE
Chicago O'Hare Intl
dom. 7/27
5:10 pm-1:40 pm
1 stop13h 30m
Nantes Atlantique
dom. 8/3
6:45 pm-3:00 pm
1 stop27h 15m
$1,149
ChicagoBrest
ORD - BES
ORDBES
Chicago O'Hare Intl
sáb. 7/26
6:15 pm-11:15 am
2 stops34h 00m
Brest Guipavas
sáb. 8/2
5:45 pm-2:00 pm
1 stop27h 15m
$1,166
ChicagoBrest
ORD - BES
ORDBES
Chicago O'Hare Intl
dom. 7/27
5:10 pm-1:50 pm
1 stop13h 40m
Brest Guipavas
dom. 8/3
4:50 pm-3:00 pm
1 stop29h 10m
$1,303
ChicagoNantes
MDW - NTE
MDWNTE
Chicago Midway
dom. 7/27
9:25 am-1:40 pm
2 stops21h 15m
Nantes Atlantique
dom. 8/3
2:35 pm-6:40 pm
2 stops35h 05m
$1,326
ChicagoBrest
ORD - BES
ORDBES
Chicago O'Hare Intl
sáb. 7/26
6:24 pm-4:10 pm
2 stops14h 46m
Brest Guipavas
sáb. 8/2
6:15 am-8:20 pm
2 stops21h 05m
$1,335
ChicagoNantes
MDW - NTE
MDWNTE
Chicago Midway
mié. 7/23
6:20 pm-1:40 pm
2 stops12h 20m
Nantes Atlantique
mié. 7/30
6:20 am-5:39 pm
2 stops18h 19m
$1,362
ChicagoBrest
MDW - BES
MDWBES
Chicago Midway
dom. 7/27
9:25 am-10:55 am
2 stops18h 30m
Brest Guipavas
dom. 8/3
6:15 am-9:42 pm
2 stops22h 27m
$1,575
Showing 1-10 of 23 results
Best time to book a flight from Illinois to Brittany
Have a flexible travel schedule? Discover the best time to fly to Brittany 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 Brittany
Rainfall in Brittany by month
Plan your trip to Brittany by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Brittany ranges from 1.5 - 3.0 inches per month. October is typically the wettest month, when rainfall can reach 3.0 in. August is typically the driest time to visit Brittany when rainfall is around 1.5 in.
Temperature in Brittany by month
Plan your trip to Brittany by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Brittany, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).
Reviews of airlines servicing Brittany
Get insights into the airlines that provide service to Brittany. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brittany. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, Air France and WestJet from Illinois to Brittany to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Crew
8.5
Entertainment
7.9
Comfort
7.9
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC