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$296+ Cheap flights from Denver (DEN) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Brussels are usually found in January or November, booked 75 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Denver to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 30, 2025.

Round-trip from

$440
(oojo)

One-way from

$296
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$810
From Denver Intl to Brussels
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One-way flight from Denver Intl to Brussels
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Highest demand for flights based on searches. 12% potential increase in price ($122 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Denver to Brussels

Cheapest flights from Denver to Brussels
Explore the most affordable flight options available from Denver to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/273:40 pmDEN - BRU
1 stop12h 15mIcelandair
jue. 12/1112:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 10/28$433
This oojo deal was found by Cheapflights users on 10/28. 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.
jue. 12/43:40 pmDEN - BRU
1 stop12h 15mIcelandair
jue. 12/1112:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 10/28$440
This Scandinavian Airlines deal was found by Cheapflights users on 10/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/412:40 pmDEN - BRU
2 stops23h 10mScandinavian Airlines
jue. 12/1110:20 amBRU - DEN
2 stops22h 04mScandinavian Airlines
Deal found 10/28$577
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/225:30 pmDEN - BRU
2 stops30h 20mAir Canada
vie. 12/510:00 amBRU - DEN
1 stop17h 55mAir Canada
Deal found 10/30$598
This United Airlines deal was found by Cheapflights users on 10/28. 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.
sáb. 11/228:30 pmDEN - BRU
1 stop28h 25mUnited Airlines
vie. 12/510:00 amBRU - DEN
1 stop17h 55mUnited Airlines
Deal found 10/28$608
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/117:20 pmDEN - BRU
1 stop31h 15mTurkish Airlines
mar. 11/257:50 amBRU - DEN
1 stop17h 45mTurkish Airlines
Deal found 10/28$615
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/133:40 pmDEN - BRU
2 stops18h 15mMultiple Airlines
lun. 11/177:30 pmBRU - DEN
3 stops30h 35mMultiple Airlines
Deal found 10/28$625
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/411:15 amDEN - BRU
1 stop12h 35mMultiple Airlines
jue. 12/1110:30 amBRU - DEN
2 stops16h 57mMultiple Airlines
Deal found 10/30$637
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1111:15 amDEN - BRU
2 stops18h 00mAir Canada
mar. 11/2510:00 amBRU - DEN
1 stop17h 55mAir Canada
Deal found 10/28$638
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/276:00 amDEN - BRU
2 stops17h 50mAir Canada
jue. 12/1110:00 amBRU - DEN
1 stop17h 55mAir Canada
Deal found 10/28$642
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2711:15 amDEN - CRL
3 stops22h 15mMultiple Airlines
jue. 12/114:30 pmCRL - DEN
3 stops32h 10mMultiple Airlines
Deal found 10/28$783
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/133:40 pmDEN - CRL
2 stops16h 55mMultiple Airlines
lun. 11/172:40 pmCRL - DEN
2 stops34h 55mMultiple Airlines
Deal found 10/28$1,091

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 octubre 30, 2025.
Use the filters below to find and compare flights from Denver to Brussels that are best for you.

Fly from

Denver

Fly to

Brussels

Route

Depart

Return

Price

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

jue. 12/4

3:40 pm-11:55 am

1 stop12h 15m

Brussels Bruxelles-National

jue. 12/11

12:50 pm-6:05 pm

1 stop13h 15m

$440

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

jue. 12/4

12:40 pm-7:50 pm

2 stops23h 10m

Brussels Bruxelles-National

jue. 12/11

10:20 am-11:45 pm

2 stops21h 25m

$578

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

sáb. 11/22

8:30 pm-8:55 am

1 stop28h 25m

Brussels Bruxelles-National

vie. 12/5

10:00 am-7:55 pm

1 stop17h 55m

$608

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

mié. 11/26

12:55 am-10:10 am

2 stops25h 15m

Brussels Bruxelles-National

jue. 12/11

11:00 am-10:53 pm

2 stops19h 53m

$671

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

lun. 11/10

12:50 am-7:35 am

2 stops22h 45m

Brussels Bruxelles-National

mar. 11/25

8:05 am-3:39 pm

2 stops15h 34m

$676

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

jue. 11/13

3:40 pm-8:00 pm

2 stops20h 20m

Brussels Bruxelles-National

lun. 11/17

9:40 am-6:05 pm

2 stops16h 25m

$698

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

jue. 11/20

11:15 am-7:50 am

1 stop12h 35m

Brussels Bruxelles-National

jue. 11/27

10:30 am-4:00 pm

1 stop13h 30m

$713

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

sáb. 12/27

7:20 pm-5:20 pm

1 stop38h 00m

Brussels Bruxelles-National

jue. 1/1

7:50 am-5:35 pm

1 stop17h 45m

$731

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

mié. 11/19

8:01 am-7:50 am

2 stops15h 49m

Brussels Bruxelles-National

sáb. 11/29

10:00 am-8:53 am

2 stops30h 53m

$733

DenverBrussels

DEN - CRL

DENCRL

Denver Intl

jue. 11/27

11:15 am-5:30 pm

3 stops22h 15m

Charleroi Brussels

jue. 12/11

4:30 pm-4:40 pm

3 stops32h 10m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 33 results
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Best time to book a flight from Denver to Brussels

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

How far ahead should I book a flight from Denver to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Brussels. Price data was last updated on October 24, 2025.

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Brussels. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Denver to Brussels (average of $496). Flying from Denver to Brussels in June is currently the most expensive (average of $722). 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 DEN to BRU?

Find hourly flight availability from Denver 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 octubre 30, 2025.

It’s optimal to fly from Denver to Brussels in the morning. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.

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

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

Travelers seeking maximum savings on their Denver to Brussels flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday mornings 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 Denver to Brussels?

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 octubre 30, 2025.
See what other customers who have flown with United Airlines, Turkish Airlines, and Aer Lingus from Denver to Brussels have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,996 reviews
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,033 reviews
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Aer Lingus
7.2
Good
1,365 reviews
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Icelandair
7.1
Good
562 reviews
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,542 reviews
United Airlines
7.4
Good
8,996 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Denver to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Brussels?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Brussels. You should not have trouble finding flights to Brussels from Denver Intl; the airport handles an average of 0 outbound flights to Brussels per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Denver airport to Brussels. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

  • How long is the flight from Denver to Brussels?

    There are many flights that can get you from Denver to Brussels in 12h 15m. Fly via Icelandair, Scandinavian Airlines, or United Airlines to get the fastest option. The distance from Denver to Brussels is about 4848 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Denver to Brussels round-trip?

    Our cheapest airline available from Denver to Brussels is Icelandair. Our recent data shows that you can find tickets from as low as $496 on this airline. Additional options worth looking into are Turkish Airlines and British Airways, starting at $526 and $636 round-trip. Icelandair is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Denver to Brussels (average of $496). Flying from Denver to Brussels in June is currently the most expensive (average of $722). 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 Denver to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Bruxelles-National flights
Colorado Springs to Bruxelles-National flights
Denver to Charleroi Brussels flights
Denver to Antwerp flights

Top 7 airlines flying from Denver to Brussels

Discover the top 7 airlines that operate flights from Denver 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$717FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$626FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$636Average$881FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$640Average$879FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$642Average$839FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$764FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$694Average$1,076FlexibilityNo cancel feeOn-timeN/A

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