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$435+ Cheap flights from Brussels to Denver (DEN)

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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — DEN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels to Denver Intl are usually found in September or March, booked 23 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Brussels to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Brussels (BR1) to Denver (DEN). 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 April 30, 2025.

Round-trip from

$568
(Mytrip)

One-way from

$435
(Kiwi.com)

Popular in

August

Cheapest in

September

Average price

$659
From Brussels to Denver Intl
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One-way flight from Brussels to Denver Intl
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Highest demand for flights based on searches. 5% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Brussels to Denver

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

This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 6/141:50 pmBRU - DEN
1 stop30h 40mIcelandair
Sat 6/218:10 pmDEN - BRU
1 stop32h 40mIcelandair
Deal found 4/30$568
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 5/1010:05 pmBRU - DEN
1 stop26h 20mBritish Airways
Mon 5/266:35 pmDEN - BRU
1 stop17h 00mBritish Airways
Deal found 4/30$603
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2710:55 amBRU - DEN
1 stop13h 30mAmerican Airlines
Tue 6/34:06 pmDEN - BRU
2 stops17h 39mAmerican Airlines
Deal found 4/29$607
This Virgin Atlantic deal was found by Cheapflights users on 4/29. 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 10/2410:45 amBRU - DEN
1 stop15h 17mVirgin Atlantic
Fri 10/3110:30 amDEN - BRU
2 stops14h 30mVirgin Atlantic
Deal found 4/29$635
This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 9/1710:45 amBRU - DEN
1 stop30h 06mDelta
Fri 9/266:30 amDEN - BRU
1 stop18h 10mDelta
Deal found 4/30$636
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2710:00 amBRU - DEN
1 stop32h 27mUnited Airlines
Tue 6/35:40 pmDEN - BRU
1 stop30h 20mUnited Airlines
Deal found 4/29$652
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/210:00 amBRU - DEN
1 stop32h 21mAir Canada
Wed 7/235:40 pmDEN - BRU
1 stop30h 20mAir Canada
Deal found 4/29$663
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/278:30 amBRU - DEN
1 stop15h 05mLufthansa
Tue 6/34:15 pmDEN - BRU
1 stop16h 00mLufthansa
Deal found 4/29$671
This Flighttix deal was found by Cheapflights users on 4/29. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/412:00 pmBRU - DEN
1 stop15h 29mMultiple Airlines
Fri 7/2511:30 amDEN - BRU
1 stop12h 15mMultiple Airlines
Deal found 4/29$672
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2710:20 amBRU - DEN
2 stops21h 34mScandinavian Airlines
Tue 6/37:06 amDEN - BRU
3 stops24h 14mScandinavian Airlines
Deal found 4/29$706
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Sat 5/39:20 pmCRL - DEN
3 stops46h 07mMultiple Airlines
Sun 5/187:45 amDEN - CRL
3 stops31h 10mMultiple Airlines
Deal found 4/29$962
This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/297:05 amBRU - DEN
2 stops24h 28mIberia
Sat 6/285:36 pmDEN - BRU
2 stops17h 19mIberia
Deal found 4/30$1,401

Cheapflights Fare Finder

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

Fly from

Brussels

Fly to

Denver

Route

Depart

Return

Price

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Sat 6/14

1:50 pm-12:30 pm

1 stop30h 40m

Denver Intl

Sat 6/21

8:10 pm-12:50 pm

1 stop32h 40m

$568

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Sat 5/10

10:05 pm-4:25 pm

1 stop26h 20m

Denver Intl

Mon 5/26

6:35 pm-7:35 pm

1 stop17h 00m

$603

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Tue 5/27

10:55 am-4:25 pm

1 stop13h 30m

Denver Intl

Tue 6/3

4:06 pm-5:45 pm

2 stops17h 39m

$607

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Fri 10/24

10:45 am-6:02 pm

1 stop15h 17m

Denver Intl

Fri 10/31

10:30 am-8:00 am

2 stops14h 30m

$635

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Wed 9/17

10:45 am-8:51 am

1 stop30h 06m

Denver Intl

Fri 9/26

6:30 am-8:40 am

1 stop18h 10m

$636

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Tue 5/27

10:00 am-10:27 am

1 stop32h 27m

Denver Intl

Tue 6/3

5:40 pm-8:00 am

1 stop30h 20m

$652

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Wed 7/2

10:00 am-10:21 am

1 stop32h 21m

Denver Intl

Wed 7/23

5:40 pm-8:00 am

1 stop30h 20m

$663

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Tue 5/27

8:30 am-3:35 pm

1 stop15h 05m

Denver Intl

Tue 6/3

4:15 pm-4:15 pm

1 stop16h 00m

$671

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Fri 7/4

12:00 pm-7:29 pm

1 stop15h 29m

Denver Intl

Fri 7/25

11:30 am-7:45 am

1 stop12h 15m

$672

BrusselsDenver

BRU - DEN

BRUDEN

Brussels Bruxelles-National

Tue 5/27

10:20 am-11:54 pm

2 stops21h 34m

Denver Intl

Tue 6/3

7:06 am-3:20 pm

3 stops24h 14m

$706

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 25 results
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Best time to book a flight from Brussels to Denver

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

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

Use this chart to determine the optimal time to book a round-trip flight from Brussels to Denver. Price data was last updated on April 25, 2025.

The best time to book flights from Brussels to Denver is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Brussels to Denver (average of $197). Flying from Brussels to Denver 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 BRU to DEN?

Find hourly flight availability from Brussels to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

One of the essential ways to save on airfare from Brussels to Denver is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 13% on airfare.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated April 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and SWISS from Brussels to Denver to help guide your decision. 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
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,935 reviews
Delta
8.0
Very good
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,935 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Brussels to Denver. 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 into for flights to Denver from Brussels?

    Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Denver from Brussels. Booking flights from Brussels to Denver Intl (DEN) should be relatively easy as there are 0 daily inbound flights from Brussels from 5 different airlines.

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

    Currently priced at $568, Icelandair will fly you from Brussels to Denver and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and American Airlines - these airlines can fly you to your destination from $603 and $607, respectively. Icelandair is currently priced 21% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Brussels to Denver are Aer Lingus ($621), British Airways ($683), and SWISS ($696).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Brussels to Denver (average of $197). Flying from Brussels to Denver 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

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
Golden
Thornton
Greeley
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Limon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Brussels to Denver

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

Top 5 airlines flying from Brussels to Denver

Discover the top 5 airlines that operate flights from Brussels to Denver. 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$540Average$647FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$550Average$711FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$612Average$837FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$619Average$749FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$636Average$789FlexibilityNo cancel feeOn-time69%

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