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$600+ Cheap flights from Luxembourg (LUX) to Denver (DEN)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — DEN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Luxembourg to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Luxembourg (LUX) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$600
(American Airlines)

Popular in

November

Cheapest in

April

Average price

$738
From Luxembourg to Denver Intl
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Highest demand for flights based on searches. 9% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 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 Luxembourg to Denver

Cheapest flights from Luxembourg to Denver
Explore the most affordable flight options available from Luxembourg to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/8. 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.
mié. 10/159:35 pmLUX - DEN
1 stop26h 50mAmerican Airlines
dom. 10/199:20 amDEN - LUX
2 stops27h 00mAmerican Airlines
Deal found 9/8$600
This American Airlines deal was found by Cheapflights users on 9/11. 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.
mié. 10/19:35 pmLUX - DEN
2 stops30h 51mAmerican Airlines
mié. 10/1510:42 amDEN - LUX
2 stops16h 03mAmerican Airlines
Deal found 9/11$603
This Lufthansa deal was found by Cheapflights users on 9/8. 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. 10/156:15 amLUX - DEN
1 stop15h 20mLufthansa
dom. 10/198:20 pmDEN - LUX
1 stop15h 15mLufthansa
Deal found 9/8$629
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/241:30 pmLUX - DEN
1 stop13h 10mLufthansa
vie. 10/314:55 pmDEN - LUX
1 stop13h 40mLufthansa
Deal found 9/9$649
This United Airlines deal was found by Cheapflights users on 9/10. 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.
jue. 10/29:50 amLUX - DEN
2 stops22h 07mUnited Airlines
jue. 10/161:25 pmDEN - LUX
2 stops14h 45mUnited Airlines
Deal found 9/10$662

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luxembourg to Denver 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Luxembourg to Denver that are best for you.

Fly from

Luxembourg

Fly to

Denver

Route

Depart

Return

Price

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

mié. 10/1

9:35 pm-8:26 pm

2 stops30h 51m

Denver Intl

mié. 10/15

10:42 am-10:45 am

2 stops16h 03m

$603

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

mié. 10/15

9:35 pm-4:25 pm

1 stop26h 50m

Denver Intl

dom. 10/19

2:04 pm-8:20 pm

2 stops22h 16m

$603

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

mié. 10/15

1:30 pm-6:40 pm

1 stop13h 10m

Denver Intl

dom. 10/19

8:20 pm-7:35 pm

1 stop15h 15m

$646

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

vie. 10/24

6:15 am-4:03 pm

2 stops17h 48m

Denver Intl

vie. 10/31

4:55 pm-1:35 pm

1 stop13h 40m

$646

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

jue. 10/2

9:50 am-6:40 pm

1 stop16h 50m

Denver Intl

jue. 10/16

11:15 am-12:10 pm

2 stops16h 55m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Luxembourg to Denver

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

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

Currently, October is the cheapest month in which you can book a flight from Luxembourg to Denver (average of $197). Flying from Luxembourg to Denver in March is currently the most expensive (average of $278). 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.

How much does it cost to fly round-trip from Luxembourg to Denver?

Related info for your journey

Find useful and relevant information for your journey from Luxembourg to Denver. 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 Luxembourg to Denver?

    A quick flight from Luxembourg to Denver can take about 30h 51m. American Airlines provides one of the quickest options available for as low as $603. Airlines will cover a distance of 4963 mi.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Luxembourg to Denver (average of $197). Flying from Luxembourg to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Golden
Winter Park
Broomfield
Greeley
Lone Tree
Lakewood
Cripple Creek
Thornton
Silverthorne
Frisco
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker

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