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Luxembourg

$571+ Cheap flights from Colorado 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LUX
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Colorado to Luxembourg

Keep the following information in mind while searching for Colorado to Luxembourg flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$571
(United Airlines)

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 Colorado to Luxembourg
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Highest demand for flights based on searches. 26% potential increase in price ($354 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 Colorado to Luxembourg

Cheapest flights from Colorado to Luxembourg
Explore the most affordable flight options available from Colorado to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/30. 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 12/14:20 pmDEN - LUX
1 stop16h 00mUnited Airlines
Tue 12/169:30 amLUX - DEN
1 stop13h 05mUnited Airlines
Deal found 10/30$571
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/15:25 pmDEN - LUX
2 stops14h 55mMultiple Airlines
Tue 12/1610:35 amLUX - DEN
2 stops17h 29mMultiple Airlines
Deal found 10/30$583
This Ovago deal was found by Cheapflights users on 10/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:25 pmDEN - LUX
1 stop32h 05mBritish Airways
Sun 12/216:15 pmLUX - DEN
1 stop29h 15mBritish Airways
Deal found 10/30$960
This Ovago deal was found by Cheapflights users on 10/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:21 amDEN - LUX
2 stops22h 54mSWISS
Sun 12/2110:50 amLUX - DEN
2 stops19h 16mSWISS
Deal found 10/30$1,033
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:25 pmDEN - LUX
3 stops25h 15mMultiple Airlines
Sun 12/212:30 pmLUX - DEN
3 stops32h 05mMultiple Airlines
Deal found 10/30$1,195
This FlightHub deal was found by Cheapflights users on 10/29. 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 12/207:20 pmDEN - LUX
1 stop30h 35mTurkish Airlines
Mon 12/296:00 pmLUX - DEN
1 stop31h 35mTurkish Airlines
Deal found 10/29$1,514
This FlightHub deal was found by Cheapflights users on 10/29. 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 12/205:30 pmDEN - LUX
2 stops32h 25mMultiple Airlines
Mon 12/292:20 pmLUX - DEN
1 stop33h 40mMultiple Airlines
Deal found 10/29$1,556

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 30, 2025.
Use the filters below to find and compare flights from Colorado to Luxembourg that are best for you.

Fly from

Colorado

Fly to

Luxembourg

Route

Depart

Return

Price

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 12/1

4:20 pm-4:20 pm

1 stop16h 00m

Luxembourg

Tue 12/16

9:30 am-2:35 pm

1 stop13h 05m

$571

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 1/7

4:20 pm-4:20 pm

1 stop16h 00m

Luxembourg

Tue 1/13

5:00 pm-2:35 pm

1 stop29h 35m

$573

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 1/7

4:20 pm-4:20 pm

1 stop16h 00m

Luxembourg

Thu 1/15

5:00 pm-2:35 pm

1 stop29h 35m

$573

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 1/5

5:25 pm-10:15 am

1 stop32h 50m

Luxembourg

Thu 1/15

5:45 pm-3:30 pm

1 stop29h 45m

$574

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 12/1

5:25 pm-4:20 pm

2 stops14h 55m

Luxembourg

Tue 12/16

10:35 am-8:04 pm

2 stops17h 29m

$583

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 1/7

3:47 pm-4:20 pm

2 stops16h 33m

Luxembourg

Tue 1/13

9:30 am-10:23 am

2 stops32h 53m

$583

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Wed 1/7

10:32 am-10:35 am

2 stops16h 03m

Luxembourg

Thu 1/15

10:55 am-9:16 pm

2 stops18h 21m

$585

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Tue 1/6

5:35 pm-4:20 pm

2 stops38h 45m

Luxembourg

Wed 1/14

5:00 pm-2:35 pm

1 stop29h 35m

$586

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Tue 1/6

8:25 pm-4:20 pm

2 stops35h 55m

Luxembourg

Tue 1/13

9:30 am-9:59 pm

2 stops20h 29m

$592

DenverLuxembourg

DEN - LUX

DENLUX

Denver Intl

Mon 1/5

5:25 pm-10:15 am

1 stop32h 50m

Luxembourg

Fri 1/16

9:55 pm-3:30 pm

1 stop25h 35m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 11 results
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Best time to book a flight from Colorado to Luxembourg

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

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Luxembourg (average of $575). Flying from Colorado to Luxembourg in June is currently the most expensive (average of $1,690). 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 CO to LUX?

Find hourly flight availability from Colorado 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 30, 2025.

It’s optimal to fly from Colorado to Luxembourg in the evening. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Colorado 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 into for flights to Luxembourg from Colorado?

    For a flight from Colorado to Luxembourg, you will be flying into Luxembourg. Luxembourg (LUX) is just 3.8 mi from the center of the city.

  • How long is the flight from Colorado to Luxembourg?

    There are many flights that can get you from Colorado to Luxembourg in 16h. Fly via United Airlines, Lufthansa, or British Airways to get the fastest option. The distance from Colorado to Luxembourg is about 4963 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Colorado to Luxembourg (average of $575). Flying from Colorado to Luxembourg in June is currently the most expensive (average of $1,690). 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

Traveling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Esch-sur-Alzette

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Alternative routes for Colorado to Luxembourg

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Top airline flying from Colorado to Luxembourg

Discover the top airline that operate flights from Colorado 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$658Average$991FlexibilityNo cancel feeOn-time76%

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