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$279+ Cheap flights from Illinois to Luxembourg

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LUX
אוק' 16 — אוק' 231
ה' 10/16
ה' 10/23
1 adult, Economy
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Cheap flight deals from Illinois to Luxembourg

Keep the following information in mind while searching for Illinois to Luxembourg flight deals. Data was last updated ספטמבר 16, 2025.

Round-trip from

$535
(Mytrip)

One-way from

$279
(FlightHub)

Popular in

May

Cheapest in

November

Average price

$625
From Illinois to Luxembourg
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One-way flight from Illinois to Luxembourg
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Highest demand for flights based on searches. 16% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Illinois to Luxembourg

Cheapest flights from Illinois to Luxembourg
Explore the most affordable flight options available from Illinois to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on ספטמבר 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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.
ג' 10/1410:40 amORD - LUX
3 stops23h 40mMultiple Airlines
ג' 10/211:25 pmLUX - ORD
2 stops33h 30mMultiple Airlines
Deal found 9/14$535
This Mytrip deal was found by Cheapflights users on 9/14. 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.
ב' 10/139:55 amORD - LUX
2 stops19h 55mMultiple Airlines
ג' 10/283:00 pmLUX - ORD
2 stops30h 00mMultiple Airlines
Deal found 9/14$571
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ה' 10/309:20 pmORD - LUX
1 stop30h 35mTurkish Airlines
ה' 11/66:00 pmLUX - ORD
1 stop31h 25mTurkish Airlines
Deal found 9/15$582
This Gurufare deal was found by Cheapflights users on 9/13. 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.
ש' 12/67:10 amORD - LUX
2 stops27h 50mScandinavian Airlines
ד' 12/101:25 pmLUX - ORD
1 stop34h 20mScandinavian Airlines
Deal found 9/13$586
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 10/2411:25 amORD - LUX
1 stop15h 05mTurkish Airlines
ב' 11/310:50 amLUX - ORD
1 stop30h 15mTurkish Airlines
Deal found 9/15$594
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ש' 12/611:50 amORD - LUX
1 stop15h 05mTurkish Airlines
ד' 12/1010:50 amLUX - ORD
1 stop30h 15mTurkish Airlines
Deal found 9/13$622
This Mytrip deal was found by Cheapflights users on 9/15. 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.
ד' 10/158:40 amORD - LUX
3 stops23h 30mMultiple Airlines
ד' 10/225:45 pmLUX - ORD
3 stops33h 32mMultiple Airlines
Deal found 9/15$632
This Mytrip deal was found by Cheapflights users on 9/15. 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.
ה' 10/301:26 pmORD - LUX
3 stops19h 04mMultiple Airlines
ה' 11/62:55 pmLUX - ORD
3 stops34h 28mMultiple Airlines
Deal found 9/15$709
This Delta deal was found by Cheapflights users on 9/16. 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.
א' 11/91:14 pmMDW - LUX
2 stops18h 01mDelta
ג' 11/256:00 amLUX - MDW
2 stops19h 08mDelta
Deal found 9/16$821
This Vliegwinkel deal was found by Cheapflights users on 9/16. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 10/316:35 pmMDW - LUX
2 stops13h 15mAir France
ו' 11/77:30 amLUX - MDW
2 stops17h 13mAir France
Deal found 9/16$1,091
This KLM deal was found by Cheapflights users on 9/15. 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.
ה' 10/306:23 pmMDW - LUX
2 stops13h 52mKLM
ה' 11/610:55 amLUX - MDW
2 stops14h 30mKLM
Deal found 9/15$1,161
This Delta deal was found by Cheapflights users on 9/14. 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.
ב' 10/131:08 pmMDW - LUX
2 stops13h 52mDelta
ג' 10/286:00 amLUX - MDW
2 stops18h 25mDelta
Deal found 9/14$1,221

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Luxembourg 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 ספטמבר 16, 2025.
Use the filters below to find and compare flights from Illinois to Luxembourg that are best for you.

Fly from

Illinois

Fly to

Luxembourg

Route

Depart

Return

Price

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ג' 10/14

10:40 am-5:20 pm

3 stops23h 40m

Luxembourg

ג' 10/21

1:25 pm-3:55 pm

2 stops33h 30m

$535

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ה' 10/30

9:20 pm-9:55 am

1 stop30h 35m

Luxembourg

ה' 11/6

6:00 pm-6:25 pm

1 stop31h 25m

$582

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ש' 12/6

7:10 am-6:00 pm

2 stops27h 50m

Luxembourg

ד' 12/10

1:25 pm-4:45 pm

1 stop34h 20m

$586

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ו' 10/24

11:25 am-9:30 am

1 stop15h 05m

Luxembourg

ב' 11/3

10:50 am-10:05 am

1 stop30h 15m

$594

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ש' 1/24

7:20 pm-6:00 pm

1 stop15h 40m

Luxembourg

ו' 5/15

6:10 pm-4:10 pm

1 stop29h 00m

$602

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ו' 10/31

12:50 pm-9:55 am

1 stop15h 05m

Luxembourg

ו' 11/7

10:50 am-6:25 pm

1 stop38h 35m

$622

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ש' 12/6

11:50 am-9:55 am

1 stop15h 05m

Luxembourg

ד' 12/10

10:50 am-10:05 am

1 stop30h 15m

$622

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ד' 10/15

8:40 am-3:10 pm

3 stops23h 30m

Luxembourg

ד' 10/22

5:45 pm-8:17 pm

3 stops33h 32m

$632

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

ב' 10/13

9:55 am-12:50 pm

2 stops19h 55m

Luxembourg

ג' 10/28

2:55 pm-3:00 pm

3 stops30h 05m

$651

ChicagoLuxembourg

MDW - LUX

MDWLUX

Chicago Midway

א' 11/9

1:14 pm-2:15 pm

2 stops18h 01m

Luxembourg

ג' 11/25

6:00 am-6:08 pm

2 stops19h 08m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 25 results
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Best time to book a flight from Illinois to Luxembourg

Have a flexible travel schedule? Discover the best time to fly to Luxembourg 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 Luxembourg

What is the cheapest month to book a flight from Illinois to Luxembourg?

Currently, February is the cheapest month in which you can book a flight from Illinois to Luxembourg (average of $638). Flying from Illinois to Luxembourg in June is currently the most expensive (average of $1,172). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to LU?

Find hourly flight availability from Illinois to Luxembourg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated ספטמבר 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Luxembourg as you normally would.

Related info for your journey

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

  • How long is the flight from Illinois to Luxembourg?

    Departing from Illinois to Luxembourg will take you 18h 01m. Airlines will cover a distance of 4259 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Illinois to Luxembourg?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Luxembourg (average of $638). Flying from Illinois to Luxembourg in June is currently the most expensive (average of $1,172). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Illinois to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Luxembourg

Discover the top 3 airlines that operate flights from Illinois to Luxembourg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated ספטמבר 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$533Average$693FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$698Average$879FlexibilityNo cancel feeOn-time76%
KLMCheapest$768Average$1,051FlexibilityNo cancel feeOn-time75%

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