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$364+ Cheap flights from Denver (DEN) to Belgium

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Denver to Belgium

Keep the following information in mind while searching for Denver to Belgium flight deals. Data was last updated May 1, 2025.

Round-trip from

$561
(oojo)

One-way from

$364
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$839
From Denver Intl to Belgium
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One-way flight from Denver Intl to Belgium
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Denver to Belgium

Cheapest flights from Denver to Belgium
Explore the most affordable flight options available from Denver to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:40 pmDEN - BRU
1 stop12h 15mIcelandair
Fri 11/2812:50 pmBRU - DEN
1 stop13h 15mIcelandair
Deal found 4/30$472
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1611:15 amDEN - BRU
1 stop12h 40mAir Canada
Wed 11/2610:00 amBRU - DEN
2 stops37h 56mAir Canada
Deal found 4/30$577
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:34 pmDEN - BRU
1 stop28h 21mUnited Airlines
Wed 11/2610:00 amBRU - DEN
1 stop18h 05mUnited Airlines
Deal found 4/30$605
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:30 pmDEN - BRU
1 stop15h 10mBritish Airways
Thu 11/2710:15 amBRU - DEN
1 stop13h 10mBritish Airways
Deal found 4/30$609
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:15 amDEN - BRU
1 stop12h 40mMultiple Airlines
Fri 11/2810:00 amBRU - DEN
1 stop18h 05mMultiple Airlines
Deal found 4/30$628
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.
Sun 11/1612:20 pmDEN - BRU
1 stop12h 40mDelta
Sat 11/2911:00 amBRU - DEN
1 stop15h 22mDelta
Deal found 4/30$654
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:25 pmDEN - BRU
1 stop12h 35mLufthansa
Mon 12/17:30 pmBRU - DEN
1 stop28h 25mLufthansa
Deal found 4/30$655
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:59 pmDEN - BRU
2 stops22h 51mScandinavian Airlines
Mon 12/110:20 amBRU - DEN
2 stops20h 38mScandinavian Airlines
Deal found 4/30$661
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:35 pmDEN - BRU
1 stop18h 25mTurkish Airlines
Sun 11/307:50 amBRU - DEN
1 stop17h 50mTurkish Airlines
Deal found 4/30$702
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.
Fri 9/56:35 pmDEN - BRU
1 stop18h 40mAmerican Airlines
Tue 9/1610:20 amBRU - DEN
2 stops17h 40mAmerican Airlines
Deal found 4/29$704
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2412:53 pmDEN - BRU
2 stops25h 42mFinnair
Tue 9/307:05 pmBRU - DEN
2 stops30h 34mFinnair
Deal found 4/30$759
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1910:30 amDEN - BRU
2 stops13h 05mKLM
Sat 11/2911:00 amBRU - DEN
1 stop15h 22mKLM
Deal found 4/30$773

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Belgium 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 May 1, 2025.
Use the filters below to find and compare flights from Denver to Belgium that are best for you.

Fly from

Denver

Fly to

Belgium

Route

Depart

Return

Price

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sun 9/7

4:40 pm-12:50 pm

1 stop12h 10m

Brussels Bruxelles-National

Sat 9/20

1:50 pm-6:55 pm

1 stop13h 05m

$561

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 9/5

6:35 pm-9:15 pm

1 stop18h 40m

Brussels Bruxelles-National

Tue 9/16

10:20 am-8:00 pm

2 stops17h 40m

$704

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 8/27

6:15 am-6:30 pm

2 stops28h 15m

Brussels Bruxelles-National

Sat 9/6

10:20 am-9:41 pm

2 stops19h 21m

$729

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 9/24

9:40 am-8:05 am

1 stop14h 25m

Brussels Bruxelles-National

Tue 9/30

10:00 am-6:18 pm

1 stop16h 18m

$749

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 9/24

12:53 pm-10:35 pm

2 stops25h 42m

Brussels Bruxelles-National

Tue 9/30

7:05 pm-5:39 pm

2 stops30h 34m

$759

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 8/28

9:40 am-8:00 am

1 stop14h 20m

Brussels Bruxelles-National

Sun 9/7

10:00 am-6:18 pm

1 stop16h 18m

$857

DenverBrussels

DEN - CRL

DENCRL

Denver Intl

Sat 6/21

7:45 am-2:45 pm

3 stops23h 00m

Charleroi Brussels

Wed 6/25

9:10 pm-11:27 am

3 stops46h 17m

$896

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 6/26

9:40 am-8:00 am

1 stop14h 20m

Brussels Bruxelles-National

Thu 9/11

10:00 am-6:01 pm

2 stops16h 01m

$991

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 7/3

5:40 pm-8:00 am

1 stop30h 20m

Brussels Bruxelles-National

Mon 7/7

1:45 pm-1:45 pm

1 stop32h 00m

$1,027

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 5/21

5:50 pm-9:30 pm

1 stop19h 40m

Brussels Bruxelles-National

Tue 6/24

10:15 am-4:26 pm

1 stop14h 11m

$1,087

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 28 results
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Best time to book a flight from Denver to Belgium

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

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

Currently, November is the cheapest month in which you can book a flight from Denver to Belgium (average of $614). Flying from Denver to Belgium in June is currently the most expensive (average of $1,127). 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 BE?

Find hourly flight availability from Denver to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

Rainfall in Belgium by month

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

In terms of precipitation, rainfall in Belgium ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Belgium when rainfall is around 1.6 in.

Temperature in Belgium by month

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

If weather is an important factor for your trip to Belgium, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. 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 Belgium. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Denver to Belgium by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    If you book a flight to Belgium from Denver, you will be flying from Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 18.5 mi from the center of Denver.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $443. Users have also found prices from $444 and $479 on British Airways and Delta, respectively.

  • What are the most popular routes from Denver to Belgium?

    While some choose either Denver Intl - Charleroi Brussels or Denver Intl - Antwerp Deurne, Denver Intl - Brussels Bruxelles-National is the most popular route from Denver to Belgium.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Denver to Belgium (average of $614). Flying from Denver to Belgium in June is currently the most expensive (average of $1,127). 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 Denver to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Denver to Belgium

Discover the top 7 airlines that operate flights from Denver to Belgium. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$915FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$630FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$614Average$879FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$657Average$984FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$685Average$954FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$759Average$1,091FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$820Average$1,136FlexibilityNo cancel feeOn-time76%

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