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Luxembourg

$538+ Cheap flights from Denver (DEN) 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LUX
Nov 4 — Nov 111
Tue 11/4
Tue 11/11
1 adult, Economy
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Cheap flight deals from Denver to Luxembourg

Keep the following information in mind while searching for Denver to Luxembourg flight deals. Data was last updated October 5, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$538
(Kiwi.com)

One-way from

$343
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$766
Provider with most accurate pricing for Denver Intl-Luxembourg flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Luxembourg flights.
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From Denver Intl to Luxembourg
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One-way flight from Denver Intl to Luxembourg
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Highest demand for flights based on searches. 26% potential increase in price ($346 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Denver to Luxembourg

Cheapest flights from Denver to Luxembourg
Explore the most affordable flight options available from Denver to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/5. 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.
Wed 11/125:45 pmDEN - LUX
1 stop16h 15mLufthansa
Thu 11/278:10 amLUX - DEN
1 stop15h 50mLufthansa
Deal found 10/5$538
This Mytrip deal was found by Cheapflights users on 10/5. 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 11/1211:15 amDEN - LUX
2 stops21h 05mMultiple Airlines
Thu 11/277:05 amLUX - DEN
2 stops20h 50mMultiple Airlines
Deal found 10/5$545
This AirNGo deal was found by Cheapflights users on 10/4. 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 10/275:20 pmDEN - LUX
1 stop16h 00mLufthansa
Tue 11/1110:35 amLUX - DEN
1 stop13h 25mLufthansa
Deal found 10/4$557
This Mytrip deal was found by Cheapflights users on 10/5. 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 11/198:45 amDEN - LUX
2 stops20h 50mMultiple Airlines
Wed 11/267:10 amLUX - DEN
2 stops20h 45mMultiple Airlines
Deal found 10/5$561
This Orbitz deal was found by Cheapflights users on 10/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:25 pmDEN - LUX
1 stop19h 45mBritish Airways
Wed 12/179:55 pmLUX - DEN
1 stop25h 35mBritish Airways
Deal found 10/5$575
This United deal was found by Cheapflights users on 10/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 amDEN - LUX
2 stops27h 20mMultiple Airlines
Tue 11/117:10 amLUX - DEN
2 stops20h 45mMultiple Airlines
Deal found 10/4$576
This United deal was found by Cheapflights users on 10/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:20 pmDEN - LUX
1 stop12h 00mMultiple Airlines
Wed 12/1710:35 amLUX - DEN
2 stops21h 40mMultiple Airlines
Deal found 10/5$579
This Orbitz deal was found by Cheapflights users on 10/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:35 pmDEN - LUX
2 stops14h 45mLufthansa
Wed 12/1710:35 amLUX - DEN
2 stops21h 40mLufthansa
Deal found 10/5$584

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 October 5, 2025.
Use the filters below to find and compare flights from Denver to Luxembourg that are best for you.

Fly from

Denver

Fly to

Luxembourg

Route

Depart

Return

Price

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 11/12

5:45 pm-6:00 pm

1 stop16h 15m

Luxembourg

Thu 11/27

8:10 am-4:00 pm

1 stop15h 50m

$538

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 10/27

5:20 pm-4:20 pm

1 stop16h 00m

Luxembourg

Tue 11/11

10:35 am-4:00 pm

1 stop13h 25m

$557

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 11/12

4:20 pm-7:15 pm

1 stop18h 55m

Luxembourg

Thu 11/27

8:10 am-12:37 pm

2 stops36h 27m

$559

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 11/19

8:45 am-1:35 pm

2 stops20h 50m

Luxembourg

Wed 11/26

7:10 am-7:55 pm

2 stops20h 45m

$561

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 12/10

5:25 pm-9:10 pm

1 stop19h 45m

Luxembourg

Wed 12/17

9:55 pm-3:30 pm

1 stop25h 35m

$575

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 10/27

6:00 am-4:20 pm

2 stops27h 20m

Luxembourg

Tue 11/11

7:10 am-7:55 pm

2 stops20h 45m

$576

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 12/10

8:20 pm-4:20 pm

1 stop12h 00m

Luxembourg

Wed 12/17

10:35 am-12:15 am

2 stops21h 40m

$579

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 11/2

5:45 pm-6:00 pm

1 stop16h 15m

Luxembourg

Sun 11/9

7:10 am-4:40 pm

2 stops17h 30m

$639

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 11/2

5:45 pm-6:00 pm

1 stop16h 15m

Luxembourg

Sun 11/9

8:05 pm-2:35 pm

1 stop26h 30m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/5

Best time to book a flight from Denver to Luxembourg

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

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

Currently, February is the cheapest month in which you can book a flight from Denver to Luxembourg (average of $638). Flying from Denver to Luxembourg in June is currently the most expensive (average of $1,169). 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 DEN to LU?

Find hourly flight availability from Denver 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 October 5, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Luxembourg as you normally would.

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 October 5, 2025.
Peruse reviews from past customers who have flown with Lufthansa from Denver to Luxembourg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,454 reviews

Food

6.3

Entertainment

6.4

Crew

7.6

Boarding

7.0

Comfort

6.8

Overall

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,454 reviews
Lufthansa
6.8
Okay
7,454 reviews

Food

6.3

Entertainment

6.4

Crew

7.6

Boarding

7.0

Comfort

6.8

Overall

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

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

  • What airport do you fly from for flights from Denver to Luxembourg?

    If you book a flight to Luxembourg from Denver, you will be flying from Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 18.5 mi from the center of Denver.

  • How long is the flight from Denver to Luxembourg?

    Lufthansa can get you from Denver to Luxembourg in just under 16h 15m. Your travel time can differ by up to . Denver and Luxembourg are separated by a distance of 4963 mi.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Denver to Luxembourg (average of $638). Flying from Denver to Luxembourg in June is currently the most expensive (average of $1,169). 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 Denver to Luxembourg

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Top airline flying from Denver to Luxembourg

Discover the top airline that operate flights from Denver 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 October 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$658Average$970FlexibilityNo cancel feeOn-time76%

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