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$678+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — DEN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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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 October 29, 2025.

This Billigflug deal was found by Cheapflights users on 10/28. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/89:55 pmLUX - DEN
2 stops27h 51mMultiple Airlines
Sun 12/145:25 pmDEN - LUX
1 stop32h 05mMultiple Airlines
Deal found 10/28$680
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:00 amLUX - DEN
2 stops19h 22mAmerican Airlines
Mon 11/242:48 pmDEN - LUX
2 stops22h 17mAmerican Airlines
Deal found 10/27$697
This British Airways deal was found by Cheapflights users on 10/28. 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.
Mon 12/810:50 amLUX - DEN
2 stops19h 30mBritish Airways
Sun 12/1412:04 pmDEN - LUX
2 stops14h 01mBritish Airways
Deal found 10/28$700
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/89:55 pmLUX - DEN
2 stops30h 22mAmerican Airlines
Sun 12/145:25 pmDEN - LUX
1 stop32h 05mAmerican Airlines
Deal found 10/28$701
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:55 pmLUX - DEN
2 stops25h 51mAmerican Airlines
Tue 11/1810:24 amDEN - LUX
2 stops20h 36mAmerican Airlines
Deal found 10/27$705
This Delta deal was found by Cheapflights users on 10/27. 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.
Fri 11/216:00 amLUX - DEN
2 stops20h 55mDelta
Mon 11/243:14 pmDEN - LUX
2 stops18h 36mDelta
Deal found 10/27$728
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:30 amLUX - DEN
2 stops30h 54mUnited Airlines
Sun 11/238:30 pmDEN - LUX
2 stops35h 50mUnited Airlines
Deal found 10/27$748

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$678
(Billigflug)

Popular in

November

Cheapest in

April

Average price

$710
Provider with most accurate pricing for Luxembourg-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Luxembourg-Denver Intl flights.
Search Deals
From Luxembourg to Denver Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 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

Wed 1/28

9:55 pm-4:21 pm

2 stops26h 26m

Denver Intl

Fri 2/20

9:17 am-10:30 am

2 stops17h 13m

$678

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Mon 12/8

9:55 pm-5:46 pm

2 stops27h 51m

Denver Intl

Sun 12/14

5:25 pm-9:30 am

1 stop32h 05m

$680

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Wed 1/28

9:55 pm-3:30 pm

1 stop25h 35m

Denver Intl

Fri 2/20

7:00 am-10:30 am

2 stops19h 30m

$692

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Thu 11/20

11:00 am-11:56 pm

2 stops20h 56m

Denver Intl

Mon 11/24

4:56 pm-9:05 pm

2 stops20h 09m

$697

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Mon 12/8

10:50 am-10:20 pm

2 stops19h 30m

Denver Intl

Sun 12/14

12:04 pm-10:05 am

2 stops14h 01m

$700

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Mon 12/8

9:55 pm-8:17 pm

2 stops30h 22m

Denver Intl

Sun 12/14

5:25 pm-9:30 am

1 stop32h 05m

$701

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Mon 12/8

6:00 am-3:39 pm

2 stops17h 39m

Denver Intl

Sun 12/14

7:10 am-10:25 am

2 stops19h 15m

$705

LuxembourgDenver

LUX - DEN

LUXDEN

Luxembourg

Fri 11/14

9:55 pm-8:17 pm

2 stops30h 22m

Denver Intl

Tue 11/18

10:24 am-10:15 am

2 stops15h 51m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Luxembourg to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luxembourg to Denver in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Luxembourg-Denver flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Luxembourg-Denver flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Luxembourg-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Luxembourg-Denver flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Luxembourg-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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 19h 30m. American Airlines provides one of the quickest options available for as low as $700. Airlines will cover a distance of 4963 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

See more FAQs

Traveling to a place near Denver?

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

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