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Belgium

$218+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
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 January 28, 2026.

This oojo deal was found by Cheapflights users on 1/28. 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.
Sat 5/24:40 pm
DEN
-
BRU
1 stop12h 15m
Icelandair
Sat 5/91:50 pm
BRU
-
DEN
1 stop13h 10m
Icelandair
Deal found 1/28$488
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:25 am
DEN
-
BRU
1 stop11h 45m
Brussels Airlines
Tue 5/127:00 am
BRU
-
DEN
2 stops20h 00m
Brussels Airlines
Deal found 1/27$492
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:40 pm
DEN
-
BRU
1 stop12h 15m
Icelandair
Wed 5/271:50 pm
BRU
-
DEN
1 stop13h 10m
Icelandair
Deal found 1/27$531
This Air Canada deal was found by Cheapflights users on 1/27. 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.
Mon 4/2711:05 am
DEN
-
BRU
1 stop12h 05m
Air Canada
Fri 5/19:25 am
BRU
-
DEN
2 stops35h 20m
Air Canada
Deal found 1/27$532
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 4/274:05 pm
DEN
-
BRU
1 stop17h 10m
Lufthansa
Wed 5/138:40 am
BRU
-
DEN
1 stop13h 40m
Lufthansa
Deal found 1/27$533
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 4/273:15 pm
DEN
-
BRU
1 stop33h 45m
United Airlines
Fri 5/19:25 am
BRU
-
DEN
1 stop33h 09m
United Airlines
Deal found 1/26$534
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Wed 5/611:35 am
DEN
-
CRL
3 stops26h 50m
Multiple Airlines
Tue 5/123:55 pm
CRL
-
DEN
2 stops30h 25m
Multiple Airlines
Deal found 1/27$715
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:00 pm
DEN
-
CRL
2 stops18h 15m
Multiple Airlines
Wed 5/139:20 am
CRL
-
DEN
1 stop16h 55m
Multiple Airlines
Deal found 1/27$1,072
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/178:00 pm
DEN
-
CRL
1 stop17h 25m
Multiple Airlines
Wed 5/279:20 am
CRL
-
DEN
1 stop16h 55m
Multiple Airlines
Deal found 1/27$1,222
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/178:00 pm
DEN
-
CRL
1 stop17h 25m
Multiple Airlines
Fri 5/299:50 am
CRL
-
DEN
1 stop16h 25m
Multiple Airlines
Deal found 1/27$1,291
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Sat 5/24:05 pm
DEN
-
CRL
2 stops20h 25m
Multiple Airlines
Sat 5/94:25 pm
CRL
-
DEN
2 stops29h 55m
Multiple Airlines
Deal found 1/28$1,362
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sun 7/1211:30 am
DEN
-
CRL
2 stops21h 40m
Multiple Airlines
Tue 7/218:15 pm
CRL
-
DEN
2 stops25h 30m
Multiple Airlines
Deal found 1/27$1,663

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 January 28, 2026.

Round-trip from

$488
(oojo)

One-way from

$218
(Mytrip)

Popular in

March

Cheapest in

November

Average price

$742
From Denver Intl to Belgium
Search Deals
One-way flight from Denver Intl to Belgium
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
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

Mon 4/27

4:05 pm-5:15 pm

1 stop17h 10m

Brussels Bruxelles-National

Wed 5/13

8:40 am-2:20 pm

1 stop13h 40m

$532

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/27

3:15 pm-9:00 am

1 stop33h 45m

Brussels Bruxelles-National

Fri 5/1

9:25 am-10:34 am

1 stop33h 09m

$534

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/27

1:25 pm-1:15 pm

2 stops15h 50m

Brussels Bruxelles-National

Fri 5/1

9:25 am-7:00 pm

1 stop17h 35m

$546

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 5/6

6:00 am-7:10 am

2 stops17h 10m

Brussels Bruxelles-National

Wed 5/13

9:25 am-7:00 pm

1 stop17h 35m

$550

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 5/13

12:05 pm-1:15 pm

2 stops17h 10m

Brussels Bruxelles-National

Wed 5/27

9:25 am-7:00 pm

1 stop17h 35m

$561

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 5/12

11:35 am-1:15 pm

2 stops17h 40m

Brussels Bruxelles-National

Wed 5/27

7:00 am-7:00 pm

2 stops20h 00m

$572

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 5/1

5:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Wed 5/13

9:25 am-7:00 pm

1 stop17h 35m

$588

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/20

5:59 pm-7:15 am

1 stop29h 16m

Brussels Bruxelles-National

Tue 5/12

9:25 am-10:34 am

1 stop33h 09m

$595

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Mon 4/20

5:15 am-7:10 am

2 stops17h 55m

Brussels Bruxelles-National

Tue 5/12

9:25 am-3:39 pm

2 stops38h 14m

$597

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 3/11

1:40 pm-1:15 pm

2 stops16h 35m

Brussels Bruxelles-National

Wed 3/18

10:00 am-7:55 pm

1 stop16h 55m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 43 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, 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 $690). 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.

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 January 28, 2026.
Get a feel of what it's like to fly with United Airlines, Aer Lingus, and Brussels Airlines 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
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,213 reviews
United Airlines
7.4
Good
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.2
Good
1,442 reviews
United Airlines
7.4
Good
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Brussels Airlines
7.2
Good
381 reviews
United Airlines
7.4
Good
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Icelandair
7.1
Good
606 reviews
United Airlines
7.4
Good
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,752 reviews
United Airlines
7.4
Good
9,213 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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?

    Lufthansa, United Airlines, and Air Canada can get you from Denver to Belgium in just under 15h 50m. Your travel time can differ by up to 17h 55m. 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 $690). 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$718FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$500Average$822FlexibilityNo cancel feeOn-time70%
Brussels AirlinesCheapest$593Average$924FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$602Average$692FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$642Average$835FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$654Average$879FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$689Average$749FlexibilityNo cancel feeOn-time76%

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