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$379+ Cheap flights from Belgium to Colorado

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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — DEN
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Belgium to Colorado

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

Round-trip from

$585
(AirNGo)

One-way from

$379
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$614
From Belgium to Colorado
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One-way flight from Belgium to Colorado
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Highest demand for flights based on searches. 4% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($6 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 Belgium to Colorado

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

This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1110:30 amBRU - DEN
1 stop13h 30mUnited Airlines
sáb. 12/278:26 pmDEN - BRU
1 stop28h 29mUnited Airlines
Deal found 9/15$585
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.
jue. 10/307:00 amBRU - DEN
1 stop17h 00mUnited Airlines
mié. 11/121:25 pmDEN - BRU
1 stop11h 30mUnited Airlines
Deal found 9/15$600
This Flighttix deal was found by Cheapflights users on 9/14. 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.
jue. 10/309:30 amBRU - DEN
1 stop14h 30mLufthansa
mié. 11/1211:15 amDEN - BRU
1 stop13h 40mLufthansa
Deal found 9/14$603
This Gotogate deal was found by Cheapflights users on 9/14. 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.
jue. 10/307:00 amBRU - DEN
2 stops19h 55mAir Canada
mié. 11/1211:15 amDEN - BRU
1 stop12h 35mAir Canada
Deal found 9/14$606
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/307:00 amBRU - DEN
2 stops19h 55mAir Canada
jue. 11/611:15 amDEN - BRU
1 stop12h 35mAir Canada
Deal found 9/15$607
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:05 amBRU - DEN
2 stops18h 47mMultiple Airlines
jue. 12/45:25 pmDEN - BRU
1 stop15h 35mMultiple Airlines
Deal found 9/15$610
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/307:10 pmBRU - DEN
2 stops31h 16mMultiple Airlines
mié. 11/125:25 pmDEN - BRU
1 stop18h 10mMultiple Airlines
Deal found 9/15$611
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/1310:15 amBRU - DEN
2 stops21h 03mBritish Airways
jue. 12/44:40 pmDEN - BRU
2 stops16h 20mBritish Airways
Deal found 9/15$612
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:35 pmBRU - DEN
2 stops28h 19mBritish Airways
mié. 11/1212:33 pmDEN - BRU
2 stops17h 17mBritish Airways
Deal found 9/15$613
This United Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 9/257:00 amBRU - DEN
1 stop14h 35mUnited Airlines
jue. 10/211:15 amDEN - BRU
1 stop12h 50mUnited Airlines
Deal found 9/14$617
This Delta deal was found by Cheapflights users on 9/14. 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.
mar. 9/3010:45 amBRU - COS
2 stops17h 54mDelta
sáb. 10/45:55 pmCOS - BRU
2 stops30h 45mDelta
Deal found 9/14$778
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/197:35 pmBRU - COS
2 stops32h 58mBritish Airways
vie. 10/104:54 pmCOS - BRU
2 stops18h 16mBritish Airways
Deal found 9/15$1,143

Cheapflights Fare Finder

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

Fly from

Belgium

Fly to

Colorado

Route

Depart

Return

Price

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

mar. 1/27

7:10 pm-5:41 pm

2 stops30h 31m

Denver Intl

mar. 2/10

5:25 pm-7:45 pm

1 stop18h 20m

$610

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

jue. 11/13

7:05 am-5:52 pm

2 stops18h 47m

Denver Intl

jue. 12/4

5:25 pm-5:00 pm

1 stop15h 35m

$610

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

jue. 2/12

10:15 am-10:28 pm

2 stops20h 13m

Denver Intl

dom. 2/22

2:49 pm-1:50 pm

2 stops15h 01m

$611

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

mié. 2/11

11:50 am-10:56 pm

2 stops19h 06m

Denver Intl

dom. 2/22

2:49 pm-1:50 pm

2 stops15h 01m

$611

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

jue. 10/30

7:10 pm-7:26 pm

2 stops31h 16m

Denver Intl

mié. 11/12

5:25 pm-7:35 pm

1 stop18h 10m

$611

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

mar. 1/27

12:00 pm-9:51 pm

2 stops17h 51m

Denver Intl

mar. 2/10

10:31 am-10:50 am

2 stops16h 19m

$612

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

jue. 11/13

10:15 am-11:56 pm

2 stops21h 41m

Denver Intl

jue. 12/4

4:40 pm-5:00 pm

2 stops16h 20m

$612

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

mié. 3/11

9:00 am-2:40 pm

1 stop12h 40m

Denver Intl

mié. 4/15

9:48 am-9:00 am

1 stop15h 12m

$617

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

jue. 3/12

9:00 am-2:40 pm

1 stop12h 40m

Denver Intl

vie. 4/10

6:00 am-7:15 am

1 stop17h 15m

$617

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

vie. 3/13

9:00 am-2:40 pm

1 stop12h 40m

Denver Intl

dom. 4/12

10:20 am-7:00 am

1 stop12h 40m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 35 results
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Best time to book a flight from Belgium to Colorado

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

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

Currently, October is the cheapest month in which you can book a flight from Belgium to Colorado (average of $197). Flying from Belgium to Colorado in March is currently the most expensive (average of $278). 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 BE to CO?

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

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

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated septiembre 15, 2025.
Read reviews from past customers who have flown United Airlines, Brussels Airlines, and American Airlines from Belgium to Colorado. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Brussels Airlines
7.3
Good
359 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,361 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

    Airlines like American Airlines and Delta fly from Belgium to Colorado in about 17h 54m. The time it takes to get you to your destination can typically vary by up to 2h 19m. The distance from Belgium to Colorado is about 4905 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 Belgium to Colorado that include hotel bookings?

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Belgium to Colorado (average of $197). Flying from Belgium to Colorado in March is currently the most expensive (average of $278). 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 Belgium to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Belgium to Colorado

Discover the top 5 airlines that operate flights from Belgium to Colorado. 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$540Average$647FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$544Average$688FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$615Average$716FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$636Average$671FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$636Average$800FlexibilityNo cancel feeOn-time76%

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