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$357+ Cheap flights from Colorado to Brussels

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Colorado to Brussels

Cheapest flights from Colorado to Brussels
Explore the most affordable flight options available from Colorado to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This FlightHub deal was found by Cheapflights users on 12/3. 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.
Thu 12/47:20 pmDEN - BRU
1 stop38h 00mTurkish Airlines
Thu 12/117:50 amBRU - DEN
1 stop17h 45mTurkish Airlines
Deal found 12/3$776
This Delta deal was found by Cheapflights users on 12/4. 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 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 25mDelta
Deal found 12/4$854
This oojo deal was found by Cheapflights users on 12/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:20 pmDEN - BRU
1 stop18h 50mTurkish Airlines
Fri 12/267:50 amBRU - DEN
1 stop17h 45mTurkish Airlines
Deal found 12/2$990
This Ovago deal was found by Cheapflights users on 12/1. 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.
Tue 12/306:44 amDEN - BRU
2 stops18h 51mAer Lingus
Tue 1/610:15 amBRU - DEN
2 stops21h 01mAer Lingus
Deal found 12/1$1,034
This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:35 pmDEN - BRU
1 stop11h 40mBrussels Airlines
Tue 1/611:55 amBRU - DEN
1 stop14h 29mBrussels Airlines
Deal found 12/1$1,149
This Mytrip deal was found by Cheapflights users on 12/1. 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.
Tue 12/3011:15 amDEN - CRL
2 stops25h 40mMultiple Airlines
Tue 1/68:10 amCRL - DEN
2 stops19h 45mMultiple Airlines
Deal found 12/1$1,166
This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:20 pmDEN - BRU
1 stop16h 55mLufthansa
Tue 1/67:00 amBRU - DEN
2 stops20h 28mLufthansa
Deal found 12/1$1,168
This Mytrip deal was found by Cheapflights users on 12/1. 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.
Tue 12/3011:15 amDEN - BRU
2 stops22h 00mMultiple Airlines
Tue 1/67:30 pmBRU - DEN
3 stops27h 05mMultiple Airlines
Deal found 12/1$1,195
This Air Canada deal was found by Cheapflights users on 12/2. 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.
Tue 12/235:30 pmDEN - BRU
2 stops30h 20mAir Canada
Tue 12/3010:00 amBRU - DEN
2 stops32h 23mAir Canada
Deal found 12/2$1,214
This FlightHub deal was found by Cheapflights users on 12/3. 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.
Thu 12/411:50 amDEN - BRU
2 stops21h 30mMultiple Airlines
Thu 12/116:20 pmBRU - DEN
1 stop31h 15mMultiple Airlines
Deal found 12/3$1,222
This Lufthansa deal was found by Cheapflights users on 12/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:20 pmDEN - BRU
1 stop12h 55mLufthansa
Mon 12/2910:30 amBRU - DEN
1 stop13h 30mLufthansa
Deal found 12/3$1,226
This Booking.com deal was found by Cheapflights users on 12/2. 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.
Sat 12/204:26 pmDEN - BRU
1 stop32h 29mMultiple Airlines
Fri 1/167:00 amBRU - DEN
2 stops18h 44mMultiple Airlines
Deal found 12/2$1,257

Find flight deals from Colorado to Brussels

Keep the following information in mind while searching for Colorado to Brussels flight deals. Data was last updated December 4, 2025.

Round-trip from

$465
(oojo)

One-way from

$357
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$882
From Colorado to Brussels
Search Deals
One-way flight from Colorado to Brussels
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Brussels 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 December 4, 2025.
Use the filters below to find and compare flights from Colorado to Brussels that are best for you.

Fly from

Colorado

Fly to

Brussels

Route

Depart

Return

Price

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Wed 1/21

3:17 pm-4:20 pm

2 stops17h 03m

Brussels Bruxelles-National

Thu 1/29

10:15 am-5:41 pm

2 stops39h 26m

$465

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Fri 1/16

11:43 am-8:55 am

1 stop13h 12m

Brussels Bruxelles-National

Tue 1/20

10:00 am-11:02 am

2 stops33h 02m

$488

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Sat 1/17

5:50 am-7:50 am

2 stops18h 00m

Brussels Bruxelles-National

Sat 1/24

10:00 am-8:52 am

2 stops30h 52m

$505

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Sat 1/17

11:43 am-8:55 am

1 stop13h 12m

Brussels Bruxelles-National

Sat 1/24

10:30 am-9:58 pm

2 stops19h 28m

$513

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Wed 1/21

11:43 am-8:55 am

1 stop13h 12m

Brussels Bruxelles-National

Thu 1/29

10:00 am-8:52 am

2 stops30h 52m

$521

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Sat 1/17

11:43 am-8:55 am

1 stop13h 12m

Brussels Bruxelles-National

Sat 1/24

10:00 am-12:22 pm

2 stops34h 22m

$521

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/4

12:55 pm-7:50 pm

2 stops22h 55m

Brussels Bruxelles-National

Mon 3/9

10:20 am-11:26 pm

2 stops20h 06m

$547

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 2/24

12:55 pm-2:30 pm

2 stops41h 35m

Brussels Bruxelles-National

Sat 2/28

3:10 pm-10:37 pm

2 stops39h 27m

$559

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 1/13

6:41 am-7:50 pm

3 stops29h 09m

Brussels Bruxelles-National

Tue 1/20

10:20 am-11:11 pm

2 stops20h 51m

$581

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 1/29

1:10 pm-7:50 pm

2 stops22h 40m

Brussels Bruxelles-National

Wed 2/4

10:20 am-10:46 pm

2 stops20h 26m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 25 results
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Best time to book a flight from Colorado to Brussels

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

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

Currently, May is the cheapest month in which you can book a flight from Colorado to Brussels (average of $496). Flying from Colorado to Brussels in June is currently the most expensive (average of $718). 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 BRU?

Find hourly flight availability from Colorado to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Colorado to Brussels is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 18% on airfare.

What is the cheapest day to fly from Colorado to Brussels?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Brussels. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to Brussels flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Colorado to Brussels?

Related info for your journey

Find useful and relevant information for your journey from Colorado to Brussels. 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 Brussels?

    There are many flights that can get you from Colorado to Brussels in 13h 12m. Fly via British Airways, United Airlines, or Scandinavian Airlines to get the fastest option. The distance between Colorado and Brussels is about 4905 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Brussels?

    Most travelers choose Denver Intl - Brussels Bruxelles-National, Denver Intl - Charleroi Brussels or Colorado Springs - Brussels Bruxelles-National when deciding on the best route from Colorado to Brussels.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Colorado to Brussels (average of $496). Flying from Colorado to Brussels in June is currently the most expensive (average of $718). 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 Brussels

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Bruxelles-National flights
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LaGuardia to Bruxelles-National flights
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Baltimore to Bruxelles-National flights
Reagan-National to Bruxelles-National flights
John F Kennedy Intl to Charleroi Brussels flights
San Francisco to Bruxelles-National flights
Newark to Charleroi Brussels flights
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Atlanta to Bruxelles-National flights
Miami to Bruxelles-National flights
Orlando to Bruxelles-National flights
Dallas/Fort Worth to Bruxelles-National flights
Denver to Bruxelles-National flights
Dulles Intl to Charleroi Brussels flights
Minneapolis to Bruxelles-National flights
George Bush Intcntl to Bruxelles-National flights
Midway to Bruxelles-National flights
Cleveland to Bruxelles-National flights
Los Angeles to Charleroi Brussels flights
Santa Ana to Bruxelles-National flights
Boston to Charleroi Brussels flights
Ontario to Bruxelles-National flights
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Portland to Bruxelles-National flights
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San Jose to Bruxelles-National flights
Love Field to Bruxelles-National flights
O'Hare Intl to Charleroi Brussels flights
St. Louis to Bruxelles-National flights
Providence to Bruxelles-National flights
Nashville to Bruxelles-National flights
Jacksonville to Bruxelles-National flights
Madison to Bruxelles-National flights
Miami to Charleroi Brussels flights
San Francisco to Charleroi Brussels flights
Pittsburgh to Bruxelles-National flights
Boise to Bruxelles-National flights

Top 7 airlines flying from Colorado to Brussels

Discover the top 7 airlines that operate flights from Colorado to Brussels. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$704FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$623FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$636Average$846FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$640Average$878FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$642Average$841FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$764FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$694Average$924FlexibilityNo cancel feeOn-timeN/A

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