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$497+ 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This oojo deal was found by Cheapflights users on 12/13. 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.
Tue 12/167:20 pmDEN - BRU
1 stop38h 00mTurkish Airlines
Fri 12/266:30 pmBRU - DEN
1 stop31h 05mTurkish Airlines
Deal found 12/13$1,413
This oojo deal was found by Cheapflights users on 12/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/203:40 pmDEN - BRU
1 stop12h 15mMultiple Airlines
Fri 1/168:30 pmBRU - DEN
2 stops29h 35mMultiple Airlines
Deal found 12/14$1,616
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:30 pmDEN - BRU
2 stops30h 20mMultiple Airlines
Tue 12/3010:00 amBRU - DEN
1 stop17h 55mMultiple Airlines
Deal found 12/15$1,728
This Ovago deal was found by Cheapflights users on 12/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:17 amDEN - BRU
2 stops18h 18mAer Lingus
Wed 12/3110:15 amBRU - DEN
2 stops19h 29mAer Lingus
Deal found 12/12$1,729
This oojo deal was found by Cheapflights users on 12/12. 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.
Sat 12/137:20 pmDEN - BRU
1 stop31h 15mTurkish Airlines
Wed 12/317:50 amBRU - DEN
2 stops22h 16mTurkish Airlines
Deal found 12/12$1,735
This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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.
Sat 12/1311:15 amDEN - BRU
1 stop12h 00mLufthansa
Wed 12/317:00 amBRU - DEN
1 stop14h 40mLufthansa
Deal found 12/12$1,742
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:35 pmDEN - BRU
2 stops18h 20mLufthansa
Tue 12/307:00 amBRU - DEN
2 stops17h 29mLufthansa
Deal found 12/15$1,753
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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.
Mon 12/225:35 pmDEN - BRU
2 stops18h 20mLufthansa
Mon 12/297:30 pmBRU - DEN
2 stops34h 36mLufthansa
Deal found 12/13$1,771
This Icelandair deal was found by Cheapflights users on 12/14. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:40 pmDEN - BRU
2 stops14h 50mMultiple Airlines
Fri 12/2612:50 pmBRU - DEN
1 stop13h 15mMultiple Airlines
Deal found 12/14$1,777

Find flight deals from Denver to Belgium

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

Round-trip from

$621
(FlightHub)

One-way from

$497
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$881
From Denver Intl to Belgium
Search Deals
One-way flight from Denver Intl to Belgium
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 15, 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

Fri 1/16

7:20 pm-5:05 pm

1 stop37h 45m

Brussels Bruxelles-National

Sat 1/24

7:50 am-5:35 pm

1 stop17h 45m

$630

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 1/14

1:10 pm-7:50 pm

2 stops22h 40m

Brussels Bruxelles-National

Fri 1/30

10:20 am-11:11 pm

2 stops20h 51m

$653

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sun 5/10

8:25 pm-1:25 pm

1 stop33h 00m

Brussels Bruxelles-National

Sat 5/16

6:50 pm-6:25 pm

1 stop31h 35m

$656

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/27

6:30 am-10:40 am

2 stops20h 10m

Brussels Bruxelles-National

Wed 5/13

10:20 am-10:58 pm

2 stops20h 38m

$667

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 2/19

6:00 am-2:30 pm

2 stops24h 30m

Brussels Bruxelles-National

Tue 3/3

10:20 am-10:37 pm

2 stops20h 17m

$683

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 2/24

12:55 pm-7:50 pm

2 stops22h 55m

Brussels Bruxelles-National

Sat 2/28

10:20 am-10:37 pm

2 stops20h 17m

$694

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 1/8

7:20 pm-5:20 pm

1 stop38h 00m

Brussels Bruxelles-National

Thu 1/15

3:15 pm-5:35 pm

1 stop34h 20m

$733

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 2/17

6:00 am-9:40 am

2 stops19h 40m

Brussels Bruxelles-National

Tue 2/24

10:20 am-10:21 pm

2 stops20h 01m

$773

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/4

6:00 am-6:35 pm

3 stops28h 35m

Brussels Bruxelles-National

Mon 3/9

10:20 am-11:26 pm

2 stops20h 06m

$777

DenverBrussels

DEN - CRL

DENCRL

Denver Intl

Sun 5/10

7:55 pm-6:15 pm

1 stop14h 20m

Charleroi Brussels

Tue 5/19

9:00 pm-7:00 pm

2 stops30h 00m

$1,081

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 14 results
1
2

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, May is the cheapest month in which you can book a flight from Denver to Belgium (average of $496). Flying from Denver to Belgium in June is currently the most expensive (average of $709). 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 December 15, 2025.

One of the essential ways to save on airfare from Denver to Belgium is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 22% on airfare.

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

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

Travelers seeking maximum savings on their Denver to Belgium 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.

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 December 15, 2025.
Get a feel of what it's like to fly with United Airlines, Turkish Airlines, and Aer Lingus 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.
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,093 reviews
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Turkish Airlines
7.3
Good
4,100 reviews
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Aer Lingus
7.2
Good
1,392 reviews
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Icelandair
7.0
Good
590 reviews
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,631 reviews
United Airlines
7.4
Good
9,093 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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.

  • How long is the flight from Denver to Belgium?

    Turkish Airlines and Scandinavian Airlines can get you from Denver to Belgium in just under 22h 40m. Your travel time can differ by up to 15h 05m. Denver and Belgium are separated by a distance of 4848 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, May is the cheapest month in which you can book a flight from Denver to Belgium (average of $496). Flying from Denver to Belgium in June is currently the most expensive (average of $709). 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$718FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$545Average$626FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$636Average$844FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$640Average$878FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$642Average$833FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$757FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$694Average$908FlexibilityNo cancel feeOn-timeN/A

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