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$208+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This Flighttix deal was found by Cheapflights users on 2/1. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/283:40 pm
DEN
-
BRU
1 stop12h 15m
Icelandair
Fri 3/1312:50 pm
BRU
-
DEN
1 stop13h 15m
Icelandair
Deal found 2/1$436
This Gotogate deal was found by Cheapflights users on 2/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/284:40 pm
DEN
-
BRU
1 stop12h 15m
Icelandair
Fri 4/101:50 pm
BRU
-
DEN
1 stop13h 10m
Icelandair
Deal found 2/3$520
This oojo deal was found by Cheapflights users on 2/2. 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.
Thu 9/244:40 pm
DEN
-
BRU
1 stop12h 15m
Icelandair
Mon 10/121:50 pm
BRU
-
DEN
1 stop13h 10m
Icelandair
Deal found 2/2$541
This oojo deal was found by Cheapflights users on 2/2. 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.
Thu 9/108:10 pm
DEN
-
BRU
1 stop32h 45m
Icelandair
Sat 9/191:50 pm
BRU
-
DEN
1 stop13h 10m
Icelandair
Deal found 2/2$575
This United Airlines deal was found by Cheapflights users on 1/31. 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.
Sun 3/221:32 pm
COS
-
BRU
2 stops16h 43m
United Airlines
Mon 3/309:40 am
BRU
-
COS
2 stops44h 10m
United Airlines
Deal found 1/31$581
This United Airlines deal was found by Cheapflights users on 2/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:17 pm
DEN
-
BRU
1 stop29h 43m
United Airlines
Wed 5/139:25 am
BRU
-
DEN
1 stop33h 09m
United Airlines
Deal found 2/3$595
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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.
Mon 4/274:05 pm
DEN
-
BRU
1 stop19h 50m
Lufthansa
Wed 5/137:00 am
BRU
-
DEN
2 stops17h 16m
Lufthansa
Deal found 2/1$596
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:20 am
COS
-
BRU
1 stop18h 40m
KLM
Mon 3/309:45 am
BRU
-
COS
1 stop18h 43m
KLM
Deal found 1/31$599
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:10 am
DEN
-
BRU
2 stops18h 05m
Air Canada
Wed 5/139:25 am
BRU
-
DEN
1 stop17h 35m
Air Canada
Deal found 2/1$603
This Delta deal was found by Cheapflights users on 1/31. 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.
Sun 3/226:20 am
COS
-
BRU
1 stop18h 40m
Delta
Mon 3/309:45 am
BRU
-
COS
2 stops33h 39m
Delta
Deal found 1/31$603
This United Airlines deal was found by Cheapflights users on 2/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:40 am
DEN
-
BRU
2 stops18h 35m
United Airlines
Tue 3/1710:00 am
BRU
-
DEN
1 stop16h 55m
United Airlines
Deal found 2/3$604
This oojo deal was found by Cheapflights users on 1/31. 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.
Mon 3/29:22 am
DEN
-
BRU
2 stops23h 18m
British Airways
Mon 3/95:30 pm
BRU
-
DEN
1 stop30h 00m
British Airways
Deal found 1/31$614

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 February 3, 2026.

Round-trip from

$436
(Flighttix)

One-way from

$208
(Mytrip)

Popular in

March

Cheapest in

November

Average price

$827
From Colorado to Brussels
Search Deals
One-way flight from Colorado to Brussels
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 3, 2026.
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

Sun 3/22

1:32 pm-1:15 pm

2 stops16h 43m

Brussels Bruxelles-National

Mon 3/30

9:40 am-9:50 pm

2 stops44h 10m

$581

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Sun 3/22

6:20 am-8:00 am

1 stop18h 40m

Brussels Bruxelles-National

Mon 3/30

9:45 am-8:28 pm

1 stop18h 43m

$599

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/11

11:40 am-1:15 pm

2 stops18h 35m

Brussels Bruxelles-National

Tue 3/17

10:00 am-7:55 pm

1 stop16h 55m

$604

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/27

11:10 am-1:15 pm

2 stops18h 05m

Brussels Bruxelles-National

Wed 5/13

7:00 am-7:00 pm

2 stops20h 00m

$611

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Sat 3/21

5:15 pm-7:55 am

2 stops31h 40m

Brussels Bruxelles-National

Sun 3/29

10:45 am-9:31 pm

2 stops42h 46m

$616

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 5/1

5:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Wed 5/13

9:25 am-7:00 pm

1 stop17h 35m

$649

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/11

6:40 am-6:35 pm

3 stops28h 55m

Brussels Bruxelles-National

Tue 3/17

10:20 am-11:23 pm

2 stops20h 03m

$659

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sun 3/22

6:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Mon 3/30

9:25 am-10:15 pm

2 stops20h 50m

$661

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 5/1

6:10 pm-7:10 am

2 stops29h 00m

Brussels Bruxelles-National

Wed 5/13

9:25 am-7:00 pm

1 stop17h 35m

$665

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/27

6:40 am-9:40 am

2 stops43h 00m

Brussels Bruxelles-National

Fri 5/1

3:15 pm-12:33 am

2 stops41h 18m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 48 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 $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.

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 16h 43m. Fly via United Airlines, KLM, or Air Canada 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 $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

Browse thousands of different options on Cheapflights for your next trip

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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
Newark to Bruxelles-National flights
O'Hare Intl to Bruxelles-National flights
Dulles Intl to Bruxelles-National flights
LaGuardia to Bruxelles-National flights
John F Kennedy Intl to Charleroi Brussels flights
Reagan-National to Bruxelles-National flights
Baltimore to Bruxelles-National flights
Boston to Bruxelles-National flights
Atlanta to Bruxelles-National flights
Seattle to Bruxelles-National flights
Newark to Charleroi Brussels flights
Los Angeles to Bruxelles-National flights
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San Francisco to Bruxelles-National flights
Dallas/Fort Worth to Bruxelles-National flights
O'Hare Intl to Charleroi Brussels flights
Midway to Bruxelles-National flights
Charlotte to Bruxelles-National flights
Austin to Bruxelles-National flights
Miami to Bruxelles-National flights
Philadelphia to Bruxelles-National flights
Dulles Intl to Charleroi Brussels flights
George Bush Intcntl to Bruxelles-National flights
Detroit to Bruxelles-National flights
Orlando to Bruxelles-National flights
Tampa to Bruxelles-National flights
Minneapolis to Bruxelles-National flights
Cincinnati to Bruxelles-National flights
Love Field to Bruxelles-National flights
Denver to Bruxelles-National flights
Nashville to Bruxelles-National flights
Boston to Charleroi Brussels flights
Portland to Bruxelles-National flights
Santa Ana to Bruxelles-National flights
Ontario to Bruxelles-National flights
Raleigh to Bruxelles-National flights
Columbus to Bruxelles-National flights
San Antonio to Bruxelles-National flights
Cleveland to Bruxelles-National flights
Omaha to Bruxelles-National flights
Los Angeles to Charleroi Brussels flights
Fort Lauderdale to Bruxelles-National flights
San Diego to Bruxelles-National flights
Tulsa to Bruxelles-National flights
San Jose to Bruxelles-National flights
Indianapolis to Bruxelles-National flights
Oakland to Bruxelles-National flights
St. Louis 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$500Average$822FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$520Average$729FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$593Average$924FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$602Average$692FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$642Average$833FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$654Average$879FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$689Average$749FlexibilityNo cancel feeOn-time76%

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