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Luxembourg

$335+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LUX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$488
(American Airlines)

One-way from

$335
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,130
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. 21% potential increase in price ($261 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:15 pmORD - LUX
1 stop16h 05mAmerican Airlines
Tue 8/1910:05 pmLUX - ORD
1 stop23h 35mAmerican Airlines
Deal found 6/11$488
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:15 pmORD - LUX
1 stop17h 05mBritish Airways
Tue 8/1911:30 amLUX - ORD
2 stops18h 29mBritish Airways
Deal found 6/11$500
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:05 pmORD - LUX
1 stop11h 35mSWISS
Tue 8/197:10 pmLUX - ORD
1 stop27h 45mSWISS
Deal found 6/12$523
This Billigflug 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:40 amORD - LUX
2 stops18h 20mMultiple Airlines
Tue 8/196:15 amLUX - ORD
1 stop11h 45mMultiple Airlines
Deal found 6/12$530
This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:25 pmORD - LUX
2 stops34h 25mAir Canada
Tue 1/610:35 amLUX - ORD
2 stops18h 24mAir Canada
Deal found 6/10$558
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/35:39 pmORD - LUX
2 stops16h 36mDelta
Tue 8/196:10 amLUX - ORD
2 stops22h 43mDelta
Deal found 6/12$603
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.
Sun 8/31:09 pmMDW - LUX
2 stops14h 26mAir France
Tue 8/196:25 pmLUX - MDW
2 stops31h 12mAir France
Deal found 6/11$609
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.
Sun 8/37:21 pmMDW - LUX
2 stops14h 54mDelta
Tue 8/1910:30 amLUX - MDW
2 stops18h 19mDelta
Deal found 6/11$715
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:00 pmORD - LUX
1 stop14h 50mLufthansa
Tue 1/69:30 amLUX - ORD
1 stop15h 55mLufthansa
Deal found 6/10$766
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2310:50 amORD - LUX
2 stops22h 20mUnited Airlines
Wed 7/309:45 amLUX - ORD
2 stops38h 25mUnited Airlines
Deal found 6/10$896
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/307:50 pmORD - LUX
1 stop30h 40mTurkish Airlines
Tue 7/86:20 pmLUX - ORD
1 stop22h 20mTurkish Airlines
Deal found 6/10$982
This lastminute.com 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/256:20 pmMDW - LUX
2 stops12h 30mMultiple Airlines
Fri 8/16:05 amLUX - MDW
2 stops18h 34mMultiple Airlines
Deal found 6/10$1,069

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 June 12, 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

Sun 8/3

8:15 pm-8:20 pm

1 stop17h 05m

Luxembourg

Tue 8/19

10:05 pm-6:15 pm

1 stop27h 10m

$488

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Sun 8/3

8:15 pm-8:20 pm

1 stop17h 05m

Luxembourg

Tue 8/19

11:30 am-10:59 pm

2 stops18h 29m

$500

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Sun 8/3

7:05 pm-1:40 pm

1 stop11h 35m

Luxembourg

Tue 8/19

7:10 pm-3:55 pm

1 stop27h 45m

$523

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Sun 8/3

8:40 am-10:00 am

2 stops18h 20m

Luxembourg

Tue 8/19

6:15 am-11:00 am

1 stop11h 45m

$530

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Sun 8/3

5:39 pm-5:15 pm

2 stops16h 36m

Luxembourg

Tue 8/19

6:10 am-9:53 pm

2 stops22h 43m

$603

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Sun 8/3

8:40 am-10:00 am

2 stops18h 20m

Luxembourg

Tue 8/19

8:15 am-8:01 am

2 stops30h 46m

$607

ChicagoLuxembourg

MDW - LUX

MDWLUX

Chicago Midway

Sun 8/3

1:09 pm-10:35 am

2 stops14h 26m

Luxembourg

Tue 8/19

6:25 pm-6:37 pm

2 stops31h 12m

$609

ChicagoLuxembourg

MDW - LUX

MDWLUX

Chicago Midway

Sun 8/3

7:21 pm-5:15 pm

2 stops14h 54m

Luxembourg

Tue 8/19

10:30 am-9:49 pm

2 stops18h 19m

$715

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Wed 7/23

10:50 am-4:10 pm

2 stops22h 20m

Luxembourg

Wed 7/30

9:45 am-5:10 pm

2 stops38h 25m

$896

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Mon 6/30

7:50 pm-9:30 am

1 stop30h 40m

Luxembourg

Tue 7/8

6:20 pm-9:40 am

1 stop22h 20m

$982

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 23 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 $1,187). 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 June 12, 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.

Rainfall in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Luxembourg ranges from 2.0 - 2.8 inches per month. November is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Luxembourg when rainfall is around 2.0 in.

Temperature in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Luxembourg, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Luxembourg

Get insights into the airlines that provide service to Luxembourg. 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 Luxembourg. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,077 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Illinois to Luxembourg one-way?

    The cheapest airlines for a one-way flight from Illinois to Luxembourg are TAP AIR PORTUGAL ($376), British Airways ($439), and SWISS ($494).

  • 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 $1,187). 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 airline flying from Illinois to Luxembourg

Discover the top airline 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$782Average$1,285FlexibilityNo cancel feeOn-time76%

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