What is the cheapest airline that flies from Colorado to Brussels?

British Airways, United Airlines, and Aer Lingus are the most popular carriers operating from Colorado to Brussels

What airlines fly to Brussels?

Icelandair, United Airlines and Brussels Airlines are the top three most popular airlines that fly to Brussels from Colorado according to our data. Icelandair is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 6 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Brussels?

The flight from Colorado to Brussels depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Denver (a popular airport in Colorado) to Brussels Bruxelles-National Airport (the most popular airport in Brussels), then the flight time is 11h 45m on average. If you fly from Colorado Springs (another popular airport in Colorado) to Brussels Bruxelles-National Airport, then the average flight time is 16h 59m.

When did momondo last update prices for flights from Colorado to Brussels?

Prices for flights from Colorado to Brussels are updated daily.

How many operators does momondo search for flights from Colorado to Brussels?

There are 6 operators available for flights from Colorado to Brussels as of November 2026.

How old do you have to be to fly from Colorado to Brussels?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Brussels.

What documentation or ID do you need to fly to Brussels?

The necessary travel and health documents for your Brussels trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$325 Cheap Flights from Colorado to Brussels in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Brussels

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 11:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 15m1 stop Reykjavik Keflavik Intl

12:50 pm - 6:00 pmBRU Brussels Bruxelles-National-DEN Denver Intl

13h 10m1 stop Reykjavik Keflavik Intl

$549Icelandair

Thu, Dec 31 - Thu, Jan 14

3:40 pm - 11:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 15m1 stop Reykjavik Keflavik Intl

12:50 pm - 6:00 pmBRU Brussels Bruxelles-National-DEN Denver Intl

13h 10m1 stop Reykjavik Keflavik Intl

$597Icelandair

Wed, Feb 3 - Thu, Feb 11

3:40 pm - 11:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 15m1 stop Reykjavik Keflavik Intl

5:35 pm - 8:19 pmBRU Brussels Bruxelles-National-DEN Denver Intl

34h 44m2 stops Casablanca Mohamed V Los Angeles

$669Multiple Airlines

Wed, Jan 27 - Mon, Feb 1

3:40 pm - 11:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 15m1 stop Reykjavik Keflavik Intl

5:35 pm - 8:19 pmBRU Brussels Bruxelles-National-DEN Denver Intl

34h 44m2 stops Casablanca Mohamed V Los Angeles

$687Multiple Airlines

Wed, Feb 3 - Mon, Feb 8

11:25 am - 7:50 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 25m1 stop Montreal Pierre Elliott Trudeau Intl

10:00 am - 8:27 pmBRU Brussels Bruxelles-National-DEN Denver Intl

18h 27m1 stop Montreal Pierre Elliott Trudeau Intl

$742Brussels Airlines

Wed, Feb 10 - Wed, Feb 24

4:15 pm - 4:15 pmDEN Denver Intl-BRU Brussels Bruxelles-National

16h 00m1 stop Munich Franz Josef Strauss

7:00 am - 3:35 pmBRU Brussels Bruxelles-National-DEN Denver Intl

16h 35m1 stop Frankfurt am Main

$761Lufthansa

Mon, Dec 7 - Tue, Dec 15

5:25 pm - 8:20 pmDEN Denver Intl-BRU Brussels Bruxelles-National

18h 55m1 stop Frankfurt am Main

8:25 am - 3:35 pmBRU Brussels Bruxelles-National-DEN Denver Intl

15h 10m1 stop Frankfurt am Main

$771Lufthansa

Wed, Dec 9 - Tue, Dec 15

11:25 am - 7:10 amDEN Denver Intl-BRU Brussels Bruxelles-National

11h 45m1 stop Montreal Pierre Elliott Trudeau Intl

9:30 am - 8:14 pmBRU Brussels Bruxelles-National-DEN Denver Intl

18h 44m1 stop Montreal Pierre Elliott Trudeau Intl

$776Brussels Airlines

Wed, Apr 7 - Sat, Apr 17

5:35 pm - 1:15 pmDEN Denver Intl-BRU Brussels Bruxelles-National

11h 40m1 stop London Heathrow

10:00 am - 9:08 pmBRU Brussels Bruxelles-National-DEN Denver Intl

19h 08m2 stops Montreal Pierre Elliott Trudeau Intl New York LaGuardia

$781United Airlines

Wed, Dec 9 - Tue, Dec 15

5:35 pm - 1:15 pmDEN Denver Intl-BRU Brussels Bruxelles-National

11h 40m1 stop London Heathrow

10:00 am - 8:27 pmBRU Brussels Bruxelles-National-DEN Denver Intl

18h 27m1 stop Montreal Pierre Elliott Trudeau Intl

$784United Airlines

Mon, Feb 1 - Fri, Feb 12

Cheap last minute flights

Enter your travel dates to find the best prices.

3:40 pm - 11:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

12h 15m1 stop Reykjavik Keflavik Intl

12:50 pm - 6:00 pmBRU Brussels Bruxelles-National-DEN Denver Intl

13h 10m1 stop Reykjavik Keflavik Intl

$863Icelandair

Sat, Nov 14 - Sun, Nov 22

4:15 pm - 1:10 pmDEN Denver Intl-BRU Brussels Bruxelles-National

12h 55m1 stop Munich Franz Josef Strauss

9:30 am - 3:35 pmBRU Brussels Bruxelles-National-DEN Denver Intl

14h 05m1 stop Frankfurt am Main

$902Lufthansa

Fri, Nov 13 - Sat, Nov 21

11:18 am - 7:50 amDEN Denver Intl-BRU Brussels Bruxelles-National

36h 32m2 stops Edmonton Montreal Pierre Elliott Trudeau Intl

10:00 am - 6:03 pmBRU Brussels Bruxelles-National-DEN Denver Intl

40h 03m2 stops Montreal Pierre Elliott Trudeau Intl Edmonton

$914Air Canada

Fri, Nov 13 - Sat, Nov 21

8:25 pm - 7:50 amDEN Denver Intl-BRU Brussels Bruxelles-National

27h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

10:00 am - 2:50 pmBRU Brussels Bruxelles-National-DEN Denver Intl

36h 50m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$914Air Canada

Sat, Nov 14 - Sun, Nov 22

9:50 am - 1:15 pmDEN Denver Intl-BRU Brussels Bruxelles-National

19h 25m2 stops Toronto Pearson Intl London Heathrow

10:00 am - 8:27 pmBRU Brussels Bruxelles-National-DEN Denver Intl

18h 27m1 stop Montreal Pierre Elliott Trudeau Intl

$927Air Canada

Fri, Nov 13 - Sat, Nov 21

5:00 am - 7:50 amDEN Denver Intl-BRU Brussels Bruxelles-National

18h 50m2 stops Houston George Bush Intcntl Montreal Pierre Elliott Trudeau Intl

10:00 am - 8:27 pmBRU Brussels Bruxelles-National-DEN Denver Intl

18h 27m1 stop Montreal Pierre Elliott Trudeau Intl

$927Air Canada

Sat, Nov 14 - Sun, Nov 22

11:25 am - 1:15 pmDEN Denver Intl-BRU Brussels Bruxelles-National

17h 50m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

12:50 pm - 6:36 amBRU Brussels Bruxelles-National-DEN Denver Intl

25h 46m3 stops Reykjavik Keflavik Intl Raleigh-Durham Atlanta Hartsfield-Jackson

$1,295Multiple Airlines

Sat, Nov 14 - Sun, Nov 22

11:25 am - 8:55 pmDEN Denver Intl-CRL Charleroi Brussels

25h 30m3 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss Warsaw Frederic Chopin

4:20 pm - 2:30 pmCRL Charleroi Brussels-DEN Denver Intl

30h 10m2 stops Warsaw Frederic Chopin Munich Franz Josef Strauss

$2,403Multiple Airlines

Sat, Nov 14 - Sun, Nov 22

5:00 am - 10:30 amDEN Denver Intl-BRU Brussels Bruxelles-National

45h 30m3 stops San Francisco Hong Kong Intl London Heathrow

11:50 am - 7:54 pmBRU Brussels Bruxelles-National-DEN Denver Intl

40h 04m2 stops Hong Kong Intl Dallas/Fort Worth

$12,340Multiple Airlines

Fri, Nov 13 - Sat, Nov 21

7:09 am - 10:55 amDEN Denver Intl-BRU Brussels Bruxelles-National

43h 46m3 stops Los Angeles Hong Kong Intl London Heathrow

5:35 pm - 10:00 pmBRU Brussels Bruxelles-National-DEN Denver Intl

36h 25m3 stops London Heathrow Hong Kong Intl Los Angeles

$12,427Multiple Airlines

Sat, Nov 14 - Sun, Nov 22

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Icelandair flights from Colorado to Brussels

Our best Icelandair deals on Colorado to Brussels flight tickets

Icelandair

Dec 31

DEN3:40 pmDenver Intl

12h 15m

1 stop

BRU11:55 amBrussels Bruxelles-National

Jan 14

BRU12:50 pmBrussels Bruxelles-National

13h 10m

1 stop

DEN6:00 pmDenver Intl

$549

Icelandair

Feb 1

DEN3:40 pmDenver Intl

12h 15m

1 stop

BRU11:55 amBrussels Bruxelles-National

Feb 11

BRU12:50 pmBrussels Bruxelles-National

13h 10m

1 stop

DEN6:00 pmDenver Intl

$597

Icelandair

Dec 9

DEN3:40 pmDenver Intl

12h 15m

1 stop

BRU11:55 amBrussels Bruxelles-National

Dec 15

BRU12:50 pmBrussels Bruxelles-National

13h 10m

1 stop

DEN6:00 pmDenver Intl

$616

Brussels Airlines flights from Colorado to Brussels

Our best Brussels Airlines deals on Colorado to Brussels flight tickets

Brussels Airlines

Feb 10

DEN11:25 amDenver Intl

12h 25m

1 stop

BRU7:50 amBrussels Bruxelles-National

Feb 24

BRU10:00 amBrussels Bruxelles-National

18h 27m

1 stop

DEN8:27 pmDenver Intl

$742

Brussels Airlines

Apr 7

DEN11:25 amDenver Intl

11h 45m

1 stop

BRU7:10 amBrussels Bruxelles-National

Apr 17

BRU9:30 amBrussels Bruxelles-National

18h 44m

1 stop

DEN8:14 pmDenver Intl

$776

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Thu 12/31

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

Thu 1/14

12:50 pm-6:00 pm

1 stop13h 10m

$549

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 2/3

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

Thu 2/11

12:50 pm-6:00 pm

1 stop13h 10m

$597

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 1/27

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

Mon 2/1

5:35 pm-8:19 pm

2 stops34h 44m

$669

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 2/3

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

Mon 2/8

5:35 pm-8:19 pm

2 stops34h 44m

$687

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 2/10

11:25 am-7:50 am

1 stop12h 25m

Brussels Bruxelles-National

Wed 2/24

10:00 am-8:27 pm

1 stop18h 27m

$742

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Mon 12/7

4:15 pm-4:15 pm

1 stop16h 00m

Brussels Bruxelles-National

Tue 12/15

7:00 am-3:35 pm

1 stop16h 35m

$761

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 12/9

5:25 pm-8:20 pm

1 stop18h 55m

Brussels Bruxelles-National

Tue 12/15

8:25 am-3:35 pm

1 stop15h 10m

$771

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 4/7

11:25 am-7:10 am

1 stop11h 45m

Brussels Bruxelles-National

Sat 4/17

9:30 am-8:14 pm

1 stop18h 44m

$776

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Wed 12/9

5:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Tue 12/15

10:00 am-9:08 pm

2 stops19h 08m

$781

DenverBrussels

DEN Denver Intl - BRU Brussels Bruxelles-National

DENBRU

Denver Intl

Mon 2/1

5:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Fri 2/12

10:00 am-8:27 pm

1 stop18h 27m

$784

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Brussels?

In general, November is the cheapest month to fly from Colorado to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $525. If you are unable to visit Brussels during the month of November, then departing from Colorado during the month April is also very affordable. Most momondo users find prices during this month for around $683.

How far in advance should I book a flight from Colorado to Brussels?

You are more likely to see cheaper flights to Brussels from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $786 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Colorado for as low as $515 on momondo.

Cheap Colorado to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Brussels

Best Price Found	$325
Fastest flight time	11h 45m
Direct flights	None

The best one-way flight to Brussels from Colorado in the past 72 hours is $325. The best round-trip flight deal from Colorado to Brussels found on momondo in the last 72 hours is $549.

The fastest flight from Colorado to Brussels takes 11h 45m

There are no direct flights from Colorado to Brussels. There are no popular flight routes from Colorado to Brussels.

Search flight deals

Frequently asked questions about flying from Colorado to Brussels

When did momondo last update prices for flights from Colorado to Brussels?
Prices for flights from Colorado to Brussels are updated daily.
How many operators does momondo search for flights from Colorado to Brussels?
There are 6 operators available for flights from Colorado to Brussels as of November 2026.
How old do you have to be to fly from Colorado to Brussels?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Brussels.
What documentation or ID do you need to fly to Brussels?
The necessary travel and health documents for your Brussels trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado to Brussels

Compare and see reviews for airlines that fly from Colorado to Brussels with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $466	Free Cancellation	Rating 6.9 767 reviews	Search Icelandair flights
British Airways	PriceFrom $492	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
Brussels Airlines	PriceFrom $593	Free Cancellation	Rating 7.3 437 reviews	Search Brussels Airlines flights
Turkish Airlines	PriceFrom $623	Free Cancellation	Rating 7.4 4,468 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $672	Free Cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
Lufthansa	PriceFrom $698	Free Cancellation	Rating 6.8 8,290 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Brussels?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Brussels from Colorado.

Can I find flights from Colorado to Brussels with flexible booking policies on momondo?

All flight searches from Colorado to Brussels on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Colorado to Brussels?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colorado to Brussels.

I’m not ready to book a flight from Colorado to Brussels right now. Can momondo alert me if prices change?

Price alerts on flights to Brussels from Colorado are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly into one of these airports located in Brussels

Brussels Bruxelles-National Airport

Charleroi Brussels Airport

Cheap flights from Colorado to Brussels from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Brussels departing on 4/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Colorado to Brussels

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Big names and deals

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Filter for what you want

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Icelandair flights from Colorado to Brussels

Our best Icelandair deals on Colorado to Brussels flight tickets

Brussels Airlines flights from Colorado to Brussels

Our best Brussels Airlines deals on Colorado to Brussels flight tickets

momondo Fare Finder

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See travel insights to Brussels from

How to get the cheapest flight ticket from Colorado to Brussels

What is the cheapest month to fly to Brussels?

How far in advance should I book a flight from Colorado to Brussels?

What is the cheapest airline that flies from Colorado to Brussels?

What airlines fly to Brussels?

How long does it take to fly to Brussels?

Cheap Colorado to Brussels flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Colorado to Brussels

Best airlines flying from Colorado to Brussels

Compare and see reviews for airlines that fly from Colorado to Brussels with momondo

Why use momondo?

An easier way to manage your Brussels trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels

Fly your favorite airline to Brussels

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly to other destinations from Colorado

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year