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$251+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Colorado to Brussels

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

Round-trip from

$431
(Mytrip)

One-way from

$251
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$1,133
From Colorado to Brussels
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One-way flight from Colorado to Brussels
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 30, 2025.

This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:40 amDEN - BRU
2 stops27h 25mMultiple Airlines
Wed 8/209:30 pmBRU - DEN
2 stops28h 50mMultiple Airlines
Deal found 6/29$431
This Flightnetwork deal was found by Cheapflights users on 6/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/224:40 pmDEN - BRU
1 stop12h 10mIcelandair
Thu 9/41:50 pmBRU - DEN
1 stop30h 40mIcelandair
Deal found 6/29$454
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 8/126:05 amCOS - BRU
2 stops17h 55mUnited Airlines
Tue 8/1910:00 amBRU - COS
2 stops32h 56mUnited Airlines
Deal found 6/28$582
This Booking.com deal was found by Cheapflights users on 6/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amDEN - BRU
2 stops18h 00mAir Canada
Wed 8/2010:00 amBRU - DEN
1 stop32h 21mAir Canada
Deal found 6/29$591
This United Airlines deal was found by Cheapflights users on 6/28. 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 12/241:25 pmDEN - BRU
1 stop11h 30mUnited Airlines
Tue 1/610:00 amBRU - DEN
1 stop17h 55mUnited Airlines
Deal found 6/28$675
This oojo deal was found by Cheapflights users on 6/28. 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.
Fri 7/187:50 pmDEN - BRU
1 stop17h 30mTurkish Airlines
Tue 7/226:50 pmBRU - DEN
1 stop31h 05mTurkish Airlines
Deal found 6/28$732
This Virgin Atlantic deal was found by Cheapflights users on 6/29. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/229:36 amDEN - BRU
2 stops15h 04mVirgin Atlantic
Thu 9/410:45 amBRU - DEN
2 stops20h 24mVirgin Atlantic
Deal found 6/29$740
This Flysmarter deal was found by Cheapflights users on 6/28. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/911:59 pmDEN - BRU
2 stops23h 16mLufthansa
Sat 8/3010:30 amBRU - DEN
1 stop13h 05mLufthansa
Deal found 6/28$756
This Ovago deal was found by Cheapflights users on 6/29. 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.
Sat 10/1111:15 amDEN - BRU
1 stop12h 50mBrussels Airlines
Sat 10/189:40 amBRU - DEN
1 stop14h 44mBrussels Airlines
Deal found 6/29$769
This Mytrip deal was found by Cheapflights users on 6/30. 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.
Thu 9/119:40 amDEN - CRL
2 stops18h 10mMultiple Airlines
Mon 9/151:00 pmCRL - DEN
2 stops32h 45mMultiple Airlines
Deal found 6/30$799
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/812:59 amDEN - BRU
1 stop23h 41mDelta
Sat 8/3010:45 amBRU - DEN
1 stop15h 23mDelta
Deal found 6/30$800
This Lufthansa deal was found by Cheapflights users on 6/28. 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.
Tue 8/1212:05 pmCOS - BRU
1 stop12h 55mMultiple Airlines
Tue 8/1910:15 amBRU - COS
1 stop19h 39mMultiple Airlines
Deal found 6/28$963

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 June 30, 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

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 8/13

9:40 am-9:05 pm

2 stops27h 25m

Brussels Bruxelles-National

Wed 8/20

9:30 pm-6:20 pm

2 stops28h 50m

$431

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 8/22

4:40 pm-12:50 pm

1 stop12h 10m

Brussels Bruxelles-National

Thu 9/4

1:50 pm-12:30 pm

1 stop30h 40m

$454

Colorado SpringsBrussels

COS - BRU

COSBRU

Colorado Springs

Tue 8/12

6:05 am-9:00 am

1 stop18h 55m

Brussels Bruxelles-National

Tue 8/19

10:00 am-12:09 pm

2 stops34h 09m

$582

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 8/13

6:00 am-8:00 am

2 stops18h 00m

Brussels Bruxelles-National

Wed 8/20

10:00 am-10:21 am

1 stop32h 21m

$591

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 12/24

1:25 pm-8:55 am

1 stop11h 30m

Brussels Bruxelles-National

Tue 1/6

10:00 am-7:55 pm

1 stop17h 55m

$675

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 7/18

7:50 pm-9:20 pm

1 stop17h 30m

Brussels Bruxelles-National

Tue 7/22

6:50 pm-5:55 pm

1 stop31h 05m

$732

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 8/22

9:36 am-8:40 am

2 stops15h 04m

Brussels Bruxelles-National

Thu 9/4

10:45 am-11:09 pm

2 stops20h 24m

$740

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sat 8/9

11:59 pm-7:15 am

2 stops23h 16m

Brussels Bruxelles-National

Sat 8/30

10:30 am-3:35 pm

1 stop13h 05m

$756

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sat 10/11

11:15 am-8:05 am

1 stop12h 50m

Brussels Bruxelles-National

Sat 10/18

9:40 am-4:24 pm

1 stop14h 44m

$769

DenverBrussels

DEN - CRL

DENCRL

Denver Intl

Thu 9/11

9:40 am-11:50 am

2 stops18h 10m

Charleroi Brussels

Mon 9/15

1:00 pm-1:45 pm

2 stops32h 45m

$799

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 22 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, November is the cheapest month in which you can book a flight from Colorado to Brussels (average of $614). Flying from Colorado to Brussels in June is currently the most expensive (average of $1,083). 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 June 30, 2025.

When flying from Colorado to Brussels, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated June 30, 2025.
See what other customers who have flown with Delta, United Airlines, and Virgin Atlantic from Colorado to Brussels have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,884 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,413 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Colorado to Brussels one-way?

    One-way options have recently been found by users for as low as $251 on Icelandair. Other airlines that offer cheap prices include Aer Lingus from $446 and United Airlines from $464 one-way.

  • 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, November is the cheapest month in which you can book a flight from Colorado to Brussels (average of $614). Flying from Colorado to Brussels in June is currently the most expensive (average of $1,083). 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.
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John F Kennedy Intl to Charleroi Brussels flights
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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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$875FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$623FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$614Average$879FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$657Average$846FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$668Average$874FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$759Average$1,091FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$820Average$1,111FlexibilityNo cancel feeOn-time76%

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