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$276+ Cheap flights from Colorado to Belgium

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Colorado to Belgium

Keep the following information in mind while searching for Colorado to Belgium flight deals. Data was last updated September 15, 2025.

Round-trip from

$473
(Flighttix)

One-way from

$276
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$723
From Colorado to Belgium
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One-way flight from Colorado to Belgium
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Highest demand for flights based on searches. 14% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Colorado to Belgium

Cheapest flights from Colorado to Belgium
Explore the most affordable flight options available from Colorado to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Flighttix deal was found by Cheapflights users on 9/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:40 pmDEN - BRU
1 stop12h 10mIcelandair
Sun 11/212:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 9/15$473
This FlightHub deal was found by Cheapflights users on 9/15. 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 11/293:40 pmDEN - BRU
1 stop12h 15mIcelandair
Fri 12/512:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 9/15$486
This Icelandair deal was found by Cheapflights users on 9/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:40 pmDEN - BRU
1 stop12h 15mIcelandair
Sun 12/712:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 9/15$508
This Gurufare deal was found by Cheapflights users on 9/15. 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.
Thu 11/203:40 pmDEN - BRU
1 stop12h 15mIcelandair
Thu 12/412:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 9/15$547
This Icelandair deal was found by Cheapflights users on 9/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:40 pmDEN - BRU
1 stop12h 15mIcelandair
Sun 12/712:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 9/15$554
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:10 amDEN - BRU
2 stops23h 20mScandinavian Airlines
Sat 12/63:10 pmBRU - DEN
2 stops41h 06mScandinavian Airlines
Deal found 9/15$560
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Wed 11/1911:15 amDEN - BRU
1 stop12h 35mAir Canada
Fri 12/510:00 amBRU - DEN
2 stops37h 40mAir Canada
Deal found 9/15$579
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Mon 11/2411:15 amDEN - BRU
2 stops18h 00mAir Canada
Fri 12/510:00 amBRU - DEN
2 stops37h 40mAir Canada
Deal found 9/15$583
This Air Canada deal was found by Cheapflights users on 9/15. 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 11/235:25 pmDEN - BRU
2 stops30h 25mAir Canada
Fri 12/510:00 amBRU - DEN
2 stops37h 40mAir Canada
Deal found 9/15$584
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Sat 11/225:30 pmDEN - BRU
2 stops30h 20mAir Canada
Fri 12/510:00 amBRU - DEN
2 stops37h 40mAir Canada
Deal found 9/15$586
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:10 amDEN - BRU
2 stops18h 30mScandinavian Airlines
Sat 12/63:10 pmBRU - DEN
2 stops41h 06mScandinavian Airlines
Deal found 9/15$590
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 12/235:59 pmCOS - BRU
2 stops31h 01mDelta
Tue 12/3011:00 amBRU - COS
2 stops19h 26mDelta
Deal found 9/15$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Belgium 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 September 15, 2025.
Use the filters below to find and compare flights from Colorado to Belgium that are best for you.

Fly from

Colorado

Fly to

Belgium

Route

Depart

Return

Price

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 10/17

4:40 pm-12:50 pm

1 stop12h 10m

Brussels Bruxelles-National

Sun 11/2

12:50 pm-6:05 pm

1 stop13h 15m

$476

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 11/20

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

Sun 12/7

12:50 pm-6:05 pm

1 stop13h 15m

$554

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 11/19

7:10 am-9:40 am

2 stops18h 30m

Brussels Bruxelles-National

Sun 12/7

8:30 pm-12:16 am

2 stops35h 46m

$560

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/11

6:25 pm-1:50 pm

1 stop12h 25m

Brussels Bruxelles-National

Tue 4/14

3:05 pm-4:25 pm

1 stop33h 20m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 3/10

6:25 pm-5:00 pm

1 stop15h 35m

Brussels Bruxelles-National

Thu 4/9

2:50 pm-4:25 pm

1 stop33h 35m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/11

6:25 pm-7:35 pm

1 stop18h 10m

Brussels Bruxelles-National

Wed 4/15

9:10 pm-4:25 pm

1 stop27h 15m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 3/10

6:25 pm-5:00 pm

1 stop15h 35m

Brussels Bruxelles-National

Tue 4/14

8:25 pm-4:25 pm

1 stop28h 00m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 3/10

6:25 pm-1:35 pm

1 stop12h 10m

Brussels Bruxelles-National

Wed 4/15

10:55 am-4:25 pm

1 stop13h 30m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 3/9

6:25 pm-10:00 am

1 stop32h 35m

Brussels Bruxelles-National

Mon 4/13

9:15 pm-4:25 pm

1 stop27h 10m

$576

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 1/27

4:21 pm-5:00 pm

2 stops16h 39m

Brussels Bruxelles-National

Thu 2/12

10:15 am-3:30 pm

1 stop13h 15m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 41 results
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Best time to book a flight from Colorado to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium 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 Belgium

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Belgium (average of $614). Flying from Colorado to Belgium in June is currently the most expensive (average of $1,077). 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 BE?

Find hourly flight availability from Colorado to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Related info for your journey

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

  • How long is the flight from Colorado to Belgium?

    A quick flight from Colorado to Belgium can take about 12h 10m. Icelandair provides one of the quickest options available for as low as $476. There are 4848 mi between Colorado and Belgium. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Colorado to Belgium (average of $614). Flying from Colorado to Belgium in June is currently the most expensive (average of $1,077). 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 Colorado to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Colorado to Belgium

Discover the top 7 airlines that operate flights from Colorado to Belgium. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$727FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$621FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$614Average$879FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$657Average$846FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$684Average$850FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$780FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$751Average$1,076FlexibilityNo cancel feeOn-timeN/A

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