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Luxembourg

$219+ Cheap flights from Denver (DEN) to Luxembourg

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LUX
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$507
(British Airways)

One-way from

$219
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$1,085
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. 10% potential increase in price ($114 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 6, 2026.

This British Airways deal was found by Cheapflights users on 1/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:44 pmDEN - LUX
2 stops33h 01mBritish Airways
Wed 5/611:40 amLUX - DEN
1 stop12h 50mBritish Airways
Deal found 1/5$507
This Expedia deal was found by Cheapflights users on 1/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:40 pmDEN - LUX
1 stop17h 40mBritish Airways
Wed 5/69:35 pmLUX - DEN
1 stop26h 55mBritish Airways
Deal found 1/4$522
This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:26 amDEN - LUX
2 stops19h 19mAmerican Airlines
Wed 5/611:40 amLUX - DEN
2 stops19h 00mAmerican Airlines
Deal found 1/4$534
This British Airways deal was found by Cheapflights users on 1/6. 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.
Sun 4/196:40 pmDEN - LUX
1 stop17h 40mBritish Airways
Sat 5/210:55 amLUX - DEN
1 stop13h 35mBritish Airways
Deal found 1/6$541
This British Airways deal was found by Cheapflights users on 1/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:25 pmDEN - LUX
1 stop19h 45mBritish Airways
Mon 2/239:55 pmLUX - DEN
1 stop25h 35mBritish Airways
Deal found 1/5$542
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Sun 4/197:51 amDEN - LUX
2 stops18h 54mAmerican Airlines
Sat 5/210:55 amLUX - DEN
2 stops21h 04mAmerican Airlines
Deal found 1/6$554
This British Airways deal was found by Cheapflights users on 1/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:40 pmDEN - LUX
1 stop32h 00mBritish Airways
Sat 9/2610:55 amLUX - DEN
2 stops39h 32mBritish Airways
Deal found 1/5$557
This Travelocity deal was found by Cheapflights users on 1/5. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:40 pmDEN - LUX
1 stop13h 20mBritish Airways
Sat 9/1910:55 amLUX - DEN
2 stops19h 24mBritish Airways
Deal found 1/5$560

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 January 6, 2026.
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

Sat 4/18

5:44 pm-10:45 am

2 stops33h 01m

Luxembourg

Wed 5/6

11:40 am-4:30 pm

1 stop12h 50m

$507

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 4/29

6:40 pm-8:20 pm

1 stop17h 40m

Luxembourg

Wed 5/6

9:35 pm-4:30 pm

1 stop26h 55m

$522

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 4/29

7:26 am-10:45 am

2 stops19h 19m

Luxembourg

Wed 5/6

11:40 am-10:40 pm

2 stops19h 00m

$534

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 4/19

6:40 pm-8:20 pm

1 stop17h 40m

Luxembourg

Sat 5/2

10:55 am-4:30 pm

1 stop13h 35m

$541

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Thu 2/19

5:25 pm-9:10 pm

1 stop19h 45m

Luxembourg

Mon 2/23

9:55 pm-3:30 pm

1 stop25h 35m

$542

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 4/19

7:51 am-10:45 am

2 stops18h 54m

Luxembourg

Sat 5/2

10:55 am-11:59 pm

2 stops21h 04m

$554

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 2/2

4:20 pm-4:20 pm

1 stop16h 00m

Luxembourg

Mon 2/16

7:05 pm-7:48 pm

2 stops32h 43m

$564

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Tue 4/21

6:40 pm-8:50 pm

1 stop18h 10m

$219

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Tue 4/21

4:40 pm-9:10 am

3 stops32h 30m

$349

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 6/21

9:09 am-10:45 am

2 stops17h 36m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 11 results
1
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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
No data available for this route at this time. Please check back soon.

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 January 6, 2026.
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
7,683 reviews

Overall

6.8

Boarding

7.0

Food

6.3

Entertainment

6.4

Comfort

6.8

Crew

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
Lufthansa
6.8
Okay
7,683 reviews
Lufthansa
6.8
Okay
7,683 reviews

Overall

6.8

Boarding

7.0

Food

6.3

Entertainment

6.4

Comfort

6.8

Crew

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.

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?

    British Airways and American Airlines can get you from Denver to Luxembourg in just under 19h 19m. Your travel time can differ by up to 13h 42m. Denver and Luxembourg are separated by a distance of 4963 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

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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.
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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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$618Average$991FlexibilityNo cancel feeOn-time76%

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