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$551+ Cheap flights from Chicago (CHI) to Luxembourg

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LUX
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Chicago to Luxembourg

Keep the following information in mind while searching for Chicago to Luxembourg flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$551
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$758
Provider with most accurate pricing for Chicago (CHI)-Luxembourg flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Luxembourg flights.
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From Chicago (CHI) to Luxembourg
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Highest demand for flights based on searches. 30% potential increase in price ($441 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Chicago to Luxembourg

Cheapest flights from Chicago to Luxembourg
Explore the most affordable flight options available from Chicago to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This American Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 5/2011:45 amORD - LUX
2 stops15h 55mAmerican Airlines
Tue 5/2710:05 pmLUX - ORD
1 stop27h 10mAmerican Airlines
Deal found 4/22$551
This FlightHub deal was found by Cheapflights users on 4/22. 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.
Tue 8/1911:25 amORD - LUX
1 stop15h 05mTurkish Airlines
Thu 12/1111:40 amLUX - ORD
1 stop37h 45mTurkish Airlines
Deal found 4/22$581
This Gurufare deal was found by Cheapflights users on 4/22. 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.
Tue 5/2011:45 amORD - LUX
2 stops26h 05mBritish Airways
Tue 5/2710:05 pmLUX - ORD
2 stops26h 29mBritish Airways
Deal found 4/22$586
This Gurufare deal was found by Cheapflights users on 4/22. 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.
Tue 8/1910:10 amORD - LUX
2 stops24h 20mScandinavian Airlines
Thu 12/116:15 pmLUX - ORD
1 stop29h 30mScandinavian Airlines
Deal found 4/22$668
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Fri 10/106:00 pmORD - LUX
1 stop15h 55mTAP AIR PORTUGAL
Mon 10/207:30 pmLUX - ORD
2 stops51h 40mTAP AIR PORTUGAL
Deal found 4/23$738
This Air Canada deal was found by Cheapflights users on 4/22. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:40 amORD - LUX
2 stops16h 00mAir Canada
Thu 12/118:05 amLUX - ORD
2 stops18h 27mAir Canada
Deal found 4/22$794
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Wed 6/44:43 pmORD - LUX
3 stops42h 37mMultiple Airlines
Wed 6/115:55 pmLUX - ORD
2 stops28h 30mMultiple Airlines
Deal found 4/23$816
This Gurufare deal was found by Cheapflights users on 4/22. 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.
Thu 5/19:40 pmORD - LUX
1 stop14h 45mLOT
Sun 6/18:00 pmLUX - ORD
2 stops26h 10mLOT
Deal found 4/22$973
This Delta deal was found by Cheapflights users on 4/23. 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 10/109:30 amMDW - LUX
2 stops17h 30mDelta
Mon 10/206:10 amLUX - MDW
2 stops18h 48mDelta
Deal found 4/23$1,155
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 6/52:01 pmORD - LUX
2 stops15h 09mUnited Airlines
Thu 6/129:50 amLUX - ORD
2 stops37h 05mUnited Airlines
Deal found 4/22$1,304
This Air France deal was found by Cheapflights users on 4/22. 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 6/46:25 pmMDW - LUX
2 stops12h 25mMultiple Airlines
Wed 6/1110:30 amLUX - MDW
2 stops15h 11mMultiple Airlines
Deal found 4/22$1,306
This SmartFares deal was found by Cheapflights users on 4/23. 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.
Sat 6/79:16 amMDW - LUX
2 stops17h 44mKLM
Sat 6/146:05 amLUX - MDW
2 stops19h 36mKLM
Deal found 4/23$1,384

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 April 24, 2025.
Use the filters below to find and compare flights from Chicago to Luxembourg that are best for you.

Fly from

Chicago

Fly to

Luxembourg

Route

Depart

Return

Price

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Tue 5/20

11:45 am-10:40 am

2 stops15h 55m

Luxembourg

Tue 5/27

10:05 pm-6:15 pm

1 stop27h 10m

$551

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Tue 8/19

11:25 am-9:30 am

1 stop15h 05m

Luxembourg

Thu 12/11

11:40 am-6:25 pm

1 stop37h 45m

$581

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Tue 5/20

11:45 am-8:50 pm

2 stops26h 05m

Luxembourg

Tue 5/27

10:05 pm-5:34 pm

2 stops26h 29m

$586

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Tue 8/19

10:10 am-5:30 pm

2 stops24h 20m

Luxembourg

Thu 12/11

6:15 pm-4:45 pm

1 stop29h 30m

$668

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Fri 10/10

6:00 pm-4:55 pm

1 stop15h 55m

Luxembourg

Mon 10/20

7:30 pm-4:10 pm

2 stops51h 40m

$738

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Tue 8/19

10:40 am-9:40 am

2 stops16h 00m

Luxembourg

Thu 12/11

8:05 am-7:32 pm

2 stops18h 27m

$794

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Wed 6/4

4:43 pm-6:20 pm

3 stops42h 37m

Luxembourg

Wed 6/11

5:55 pm-3:25 pm

2 stops28h 30m

$816

ChicagoLuxembourg

MDW - LUX

MDWLUX

Chicago Midway

Fri 10/10

9:30 am-10:00 am

2 stops17h 30m

Luxembourg

Mon 10/20

6:10 am-5:58 pm

2 stops18h 48m

$1,155

ChicagoLuxembourg

ORD - LUX

ORDLUX

Chicago O'Hare Intl

Thu 6/5

2:01 pm-12:10 pm

2 stops15h 09m

Luxembourg

Thu 6/12

9:50 am-3:55 pm

2 stops37h 05m

$1,304

ChicagoLuxembourg

MDW - LUX

MDWLUX

Chicago Midway

Wed 6/4

6:25 pm-1:50 pm

2 stops12h 25m

Luxembourg

Wed 6/11

10:30 am-6:41 pm

2 stops15h 11m

$1,306

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 18 results
1
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Best time to book a flight from Chicago to Luxembourg

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

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Luxembourg (average of $638). Flying from Chicago to Luxembourg in June is currently the most expensive (average of $1,240). 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 CHI to LU?

Find hourly flight availability from Chicago 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 April 24, 2025.

When flying from Chicago to Luxembourg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 24, 2025.
Read through reviews of airlines operating flights from Chicago to Luxembourg, such as Delta, KLM and LOT. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,066 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago to Luxembourg one-way?

    $577 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Turkish Airlines and Scandinavian Airlines, with prices starting from $665 and $742, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Luxembourg?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Luxembourg (average of $638). Flying from Chicago to Luxembourg in June is currently the most expensive (average of $1,240). 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 Chicago to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
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