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Luxembourg

$631+ Cheap flights from Denver (DEN) to Luxembourg (LUX)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LUX
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Denver to Luxembourg

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Luxembourg (LUX). 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 May 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$631
(American Airlines)

Popular in

June

Cheapest in

March

Average price

$960
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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Highest demand for flights based on searches. 7% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 9/96:35 pmDEN - LUX
1 stop18h 15mAmerican Airlines
Tue 9/2310:05 pmLUX - DEN
2 stops25h 39mAmerican Airlines
Deal found 4/30$631
This Booking.com deal was found by Cheapflights users on 4/30. 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.
Mon 10/65:40 pmDEN - LUX
2 stops36h 10mAir Canada
Fri 10/246:15 amLUX - DEN
2 stops36h 03mAir Canada
Deal found 4/30$673
This United deal was found by Cheapflights users on 4/30. 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.
Tue 9/94:15 pmDEN - LUX
1 stop15h 55mMultiple Airlines
Tue 9/231:30 pmLUX - DEN
1 stop13h 10mMultiple Airlines
Deal found 4/30$681
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 10/65:36 pmDEN - LUX
2 stops38h 34mUnited Airlines
Fri 10/249:45 amLUX - DEN
1 stop12h 35mUnited Airlines
Deal found 4/30$687
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:50 pmDEN - LUX
1 stop29h 40mTurkish Airlines
Mon 5/2610:25 amLUX - DEN
1 stop39h 30mTurkish Airlines
Deal found 4/30$893
This Gurufare deal was found by Cheapflights users on 4/30. 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.
Sat 12/205:30 pmDEN - LUX
1 stop14h 10mBritish Airways
Mon 12/295:10 pmLUX - DEN
1 stop30h 15mBritish Airways
Deal found 4/30$1,051
This Travelocity deal was found by Cheapflights users on 4/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1010:15 amDEN - LUX
2 stops37h 25mLufthansa
Mon 5/268:10 pmLUX - DEN
1 stop25h 35mLufthansa
Deal found 4/30$1,326
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 7/97:10 amDEN - LUX
2 stops18h 50mDelta
Tue 7/156:10 amLUX - DEN
2 stops20h 55mDelta
Deal found 4/29$1,737

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 May 1, 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

Tue 9/9

6:35 pm-8:50 pm

1 stop18h 15m

Luxembourg

Tue 9/23

10:05 pm-3:44 pm

2 stops25h 39m

$631

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 10/6

5:40 pm-1:50 pm

2 stops36h 10m

Luxembourg

Fri 10/24

6:15 am-10:18 am

2 stops36h 03m

$673

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Tue 9/9

4:15 pm-4:10 pm

1 stop15h 55m

Luxembourg

Tue 9/23

1:30 pm-6:40 pm

1 stop13h 10m

$681

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 10/6

5:36 pm-4:10 pm

2 stops38h 34m

Luxembourg

Fri 10/24

9:45 am-2:20 pm

1 stop12h 35m

$687

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 5/10

7:50 pm-9:30 am

1 stop29h 40m

Luxembourg

Mon 5/26

10:25 am-5:55 pm

1 stop39h 30m

$893

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 5/10

10:15 am-7:40 am

2 stops37h 25m

Luxembourg

Mon 5/26

8:10 pm-1:45 pm

1 stop25h 35m

$1,326

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 5/10

6:35 pm-10:45 am

1 stop32h 10m

Luxembourg

Mon 5/26

9:05 pm-4:25 pm

1 stop27h 20m

$1,543

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 7/9

7:10 am-10:00 am

2 stops18h 50m

Luxembourg

Tue 7/15

6:10 am-7:05 pm

2 stops20h 55m

$1,737

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Denver to Luxembourg

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 Denver to Luxembourg in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*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 Denver-Luxembourg flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Luxembourg flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Luxembourg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Luxembourg 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 Denver-Luxembourg 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 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 $1,178). 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 LUX?

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 May 1, 2025.

It’s optimal to fly from Denver to Luxembourg in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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.
Turkish Airlines
7.3
Good
3,790 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 Canada
7.0
Good
9,252 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 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 are the cheapest airlines flying from Denver to Luxembourg round-trip?

    American Airlines, at $631, was found to be the cheapest airline from Denver to Luxembourg.Alternate airlines to your destination round-trip include Air Canada and United Airlines. These flights start at 37% lower than the current average price 3 months from now.

  • 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 $1,178). 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

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Alternative routes for Denver to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
Colorado Springs to Luxembourg flights

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$792Average$978FlexibilityNo cancel feeOn-time76%

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