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Luxembourg

$470+ Cheap flights from Denver (DEN) to Luxembourg (LUX)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LUX
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$595
(FlightHub)

Popular in

June

Cheapest in

April

Average price

$1,194
From Denver Intl to Luxembourg
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($309 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:05 amDEN - LUX
2 stops31h 40mScandinavian Airlines
Mon 10/276:10 amLUX - DEN
2 stops24h 49mScandinavian Airlines
Deal found 7/29$595
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:25 pmDEN - LUX
1 stop32h 05mBritish Airways
Sat 11/155:20 pmLUX - DEN
1 stop30h 10mBritish Airways
Deal found 7/29$634
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:30 pmDEN - LUX
2 stops36h 30mAir Canada
Sun 11/168:10 amLUX - DEN
2 stops16h 30mAir Canada
Deal found 7/29$653
This Justfly.com deal was found by Cheapflights users on 7/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:20 pmDEN - LUX
1 stop15h 50mMultiple Airlines
Sun 11/168:10 amLUX - DEN
2 stops16h 30mMultiple Airlines
Deal found 7/29$664
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:20 pmDEN - LUX
1 stop30h 35mTurkish Airlines
Fri 11/146:00 pmLUX - DEN
1 stop31h 35mTurkish Airlines
Deal found 7/29$665
This SWISS deal was found by Cheapflights users on 7/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:50 pmDEN - LUX
1 stop31h 50mSWISS
Fri 9/1910:30 amLUX - DEN
1 stop13h 50mSWISS
Deal found 7/29$727
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/135:59 pmDEN - LUX
1 stop11h 51mLufthansa
Sat 9/208:25 amLUX - DEN
1 stop15h 10mLufthansa
Deal found 7/30$811
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 9/265:52 pmDEN - LUX
2 stops17h 43mUnited Airlines
Sun 10/129:50 amLUX - DEN
3 stops22h 39mUnited Airlines
Deal found 7/30$1,197
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/81:30 pmDEN - LUX
2 stops19h 20mTAP AIR PORTUGAL
Fri 11/146:00 amLUX - DEN
2 stops23h 23mTAP AIR PORTUGAL
Deal found 7/29$1,207

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 July 31, 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

Mon 10/6

7:05 am-10:45 pm

2 stops31h 40m

Luxembourg

Mon 10/27

6:10 am-11:59 pm

2 stops24h 49m

$595

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 11/9

5:25 pm-9:30 am

1 stop32h 05m

Luxembourg

Sat 11/15

5:20 pm-3:30 pm

1 stop30h 10m

$634

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 11/9

5:30 pm-2:00 pm

2 stops36h 30m

Luxembourg

Sun 11/16

8:10 am-4:40 pm

2 stops16h 30m

$653

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 11/10

4:20 pm-4:10 pm

1 stop15h 50m

Luxembourg

Sun 11/16

8:10 am-4:40 pm

2 stops16h 30m

$664

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 11/8

7:20 pm-9:55 am

1 stop30h 35m

Luxembourg

Fri 11/14

6:00 pm-5:35 pm

1 stop31h 35m

$665

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Fri 9/12

5:50 pm-9:40 am

1 stop31h 50m

Luxembourg

Fri 9/19

10:30 am-4:20 pm

1 stop13h 50m

$727

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 9/13

5:59 pm-1:50 pm

1 stop11h 51m

Luxembourg

Sat 9/20

8:25 am-3:35 pm

1 stop15h 10m

$811

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Fri 9/26

5:52 pm-7:35 pm

2 stops17h 43m

Luxembourg

Sun 10/12

9:50 am-12:29 am

3 stops22h 39m

$1,197

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sat 11/8

1:30 pm-4:50 pm

2 stops19h 20m

Luxembourg

Fri 11/14

6:00 am-9:23 pm

2 stops23h 23m

$1,207

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Sun 9/14

11:35 am-1:40 pm

2 stops18h 05m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 12 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

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 $1,173). 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 July 31, 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.

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 July 31, 2025.
Peruse reviews from past customers who have flown with SWISS, United Airlines, and Scandinavian Airlines 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.
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
United Airlines
7.4
Good
8,900 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Scandinavian Airlines
7.4
Good
1,457 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Turkish Airlines
7.3
Good
3,933 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Air Canada
7.1
Good
9,851 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.2

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

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?

    Scandinavian Airlines, at $595, was found to be the cheapest airline from Denver to Luxembourg.Alternate airlines to your destination round-trip include British Airways and Air Canada. These flights start at 41% 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 $1,173). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$658Average$970FlexibilityNo cancel feeOn-time76%

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