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$550+ Cheap flights from Luxembourg to Illinois

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — ORD
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheap flight deals from Luxembourg to Illinois

Keep the following information in mind while searching for Luxembourg to Illinois flight deals. Data was last updated abril 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(American Airlines)

Popular in

July

Cheapest in

June

Average price

$607
Provider with most accurate pricing for Luxembourg-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Luxembourg-Chicago (CHI) flights.
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From Luxembourg to Illinois
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 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 Luxembourg to Illinois

Cheapest flights from Luxembourg to Illinois
Explore the most affordable flight options available from Luxembourg to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 6/1710:05 pmLUX - ORD
1 stop22h 45mAmerican Airlines
mar. 7/155:40 pmORD - LUX
1 stop20h 10mAmerican Airlines
Deal found 4/28$550
This British Airways deal was found by Cheapflights users on 4/28. 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.
mar. 6/1710:05 pmLUX - ORD
1 stop24h 50mBritish Airways
mar. 7/156:25 pmORD - LUX
2 stops19h 25mBritish Airways
Deal found 4/28$552
This Lufthansa deal was found by Cheapflights users on 4/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/289:45 amLUX - ORD
1 stop15h 30mLufthansa
sáb. 6/73:10 pmORD - LUX
1 stop12h 00mLufthansa
Deal found 4/27$625
This Booking.com deal was found by Cheapflights users on 4/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/286:15 amLUX - ORD
2 stops20h 57mAir Canada
sáb. 6/710:40 amORD - LUX
2 stops16h 30mAir Canada
Deal found 4/27$645
This Flighttix deal was found by Cheapflights users on 4/27. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/286:15 amLUX - ORD
2 stops20h 57mMultiple Airlines
sáb. 6/77:05 pmORD - LUX
1 stop31h 35mMultiple Airlines
Deal found 4/27$656
This Delta deal was found by Cheapflights users on 4/28. 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.
mar. 6/1710:30 amLUX - MDW
2 stops15h 11mDelta
mar. 7/159:25 amMDW - LUX
2 stops17h 35mDelta
Deal found 4/28$670
This Delta deal was found by Cheapflights users on 4/27. 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.
vie. 5/26:10 amLUX - ORD
1 stop15h 00mDelta
jue. 5/154:20 pmORD - LUX
1 stop14h 25mDelta
Deal found 4/27$878
This oojo deal was found by Cheapflights users on 4/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/2312:20 pmLUX - ORD
1 stop33h 40mTAP AIR PORTUGAL
jue. 7/246:00 pmORD - LUX
1 stop15h 55mTAP AIR PORTUGAL
Deal found 4/27$1,027

Cheapflights Fare Finder

Customize your flight search to find flights from Luxembourg to Illinois 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 abril 29, 2025.
Use the filters below to find and compare flights from Luxembourg to Illinois that are best for you.

Fly from

Luxembourg

Fly to

Illinois

Route

Depart

Return

Price

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mar. 6/17

10:05 pm-1:50 pm

1 stop22h 45m

Chicago O'Hare Intl

mar. 7/15

5:40 pm-8:50 pm

1 stop20h 10m

$550

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mar. 6/17

10:05 pm-3:55 pm

1 stop24h 50m

Chicago O'Hare Intl

mar. 7/15

6:25 pm-8:50 pm

2 stops19h 25m

$552

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 5/28

9:45 am-6:15 pm

1 stop15h 30m

Chicago O'Hare Intl

sáb. 6/7

3:10 pm-10:10 am

1 stop12h 00m

$625

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 5/28

6:15 am-8:12 pm

2 stops20h 57m

Chicago O'Hare Intl

sáb. 6/7

10:40 am-10:10 am

2 stops16h 30m

$645

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 5/28

6:15 am-8:12 pm

2 stops20h 57m

Chicago O'Hare Intl

sáb. 6/7

7:05 pm-9:40 am

1 stop31h 35m

$656

LuxembourgChicago

LUX - MDW

LUXMDW

Luxembourg

mar. 6/17

10:30 am-6:41 pm

2 stops15h 11m

Chicago Midway

mar. 7/15

9:25 am-10:00 am

2 stops17h 35m

$670

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 7/23

12:20 pm-3:00 pm

1 stop33h 40m

Chicago O'Hare Intl

jue. 7/24

6:00 pm-4:55 pm

1 stop15h 55m

$1,027

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 7/23

5:55 pm-3:00 pm

2 stops28h 05m

$601

LuxembourgChicago

LUX - ORD

LUXORD

Luxembourg

mié. 7/23

9:35 pm-6:15 pm

1 stop27h 40m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Best time to book a flight from Luxembourg to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Luxembourg to Illinois (average of $245). Flying from Luxembourg to Illinois in March is currently the most expensive (average of $321). 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.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated abril 29, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
TAP AIR PORTUGAL
7.1
Good
1,850 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,240 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Lufthansa
6.7
Okay
7,042 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Luxembourg to Illinois (average of $245). Flying from Luxembourg to Illinois in March is currently the most expensive (average of $321). 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

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 Luxembourg to Illinois

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