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$243+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BRU
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$431
(Mytrip)

One-way from

$243
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$1,072
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, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 1, 2025.

This Mytrip deal was found by Cheapflights users on 6/29. 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.
Wed 8/139:40 amDEN - BRU
2 stops27h 25mMultiple Airlines
Wed 8/209:30 pmBRU - DEN
2 stops28h 50mMultiple Airlines
Deal found 6/29$431
This Flightnetwork deal was found by Cheapflights users on 6/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/224:40 pmDEN - BRU
1 stop12h 10mIcelandair
Thu 9/41:50 pmBRU - DEN
1 stop30h 40mIcelandair
Deal found 6/29$454
This Booking.com deal was found by Cheapflights users on 6/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amDEN - BRU
2 stops18h 00mAir Canada
Wed 8/2010:00 amBRU - DEN
1 stop32h 21mAir Canada
Deal found 6/29$591
This FlightHub deal was found by Cheapflights users on 7/1. 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 9/97:20 amDEN - BRU
2 stops42h 20mScandinavian Airlines
Sun 9/147:00 pmBRU - DEN
2 stops35h 35mScandinavian Airlines
Deal found 7/1$613
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:40 amDEN - BRU
1 stop14h 20mBrussels Airlines
Thu 8/2110:00 amBRU - DEN
1 stop16h 20mBrussels Airlines
Deal found 6/30$626
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sun 11/3011:15 amDEN - BRU
1 stop12h 35mUnited Airlines
Sun 12/2110:10 amBRU - DEN
1 stop13h 46mUnited Airlines
Deal found 6/30$651
This oojo deal was found by Cheapflights users on 6/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:50 pmDEN - BRU
1 stop30h 20mTurkish Airlines
Fri 10/177:15 amBRU - DEN
1 stop18h 40mTurkish Airlines
Deal found 6/30$672
This KAYAK deal was found by Cheapflights users on 7/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:42 pmDEN - BRU
1 stop31h 13mLufthansa
Tue 12/3010:30 amBRU - DEN
1 stop13h 30mLufthansa
Deal found 7/1$737
This Virgin Atlantic deal was found by Cheapflights users on 6/29. 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 8/229:36 amDEN - BRU
2 stops15h 04mVirgin Atlantic
Thu 9/410:45 amBRU - DEN
2 stops20h 24mVirgin Atlantic
Deal found 6/29$740
This KLM deal was found by Cheapflights users on 7/1. 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.
Tue 9/910:41 amDEN - BRU
1 stop13h 59mKLM
Sun 9/1410:45 amBRU - DEN
1 stop21h 14mKLM
Deal found 7/1$745
This Delta deal was found by Cheapflights users on 7/1. 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 8/277:20 amDEN - BRU
2 stops17h 20mDelta
Sat 9/610:45 amBRU - DEN
2 stops20h 10mDelta
Deal found 7/1$750
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:30 pmDEN - BRU
1 stop15h 40mAmerican Airlines
Wed 12/3111:50 amBRU - DEN
2 stops18h 00mAmerican Airlines
Deal found 6/30$762

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 July 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

Wed 8/13

9:40 am-9:05 pm

2 stops27h 25m

Brussels Bruxelles-National

Wed 8/20

9:30 pm-6:20 pm

2 stops28h 50m

$431

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 8/22

4:40 pm-12:50 pm

1 stop12h 10m

Brussels Bruxelles-National

Thu 9/4

1:50 pm-12:30 pm

1 stop30h 40m

$454

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Wed 8/13

6:00 am-8:00 am

2 stops18h 00m

Brussels Bruxelles-National

Wed 8/20

10:00 am-10:21 am

1 stop32h 21m

$591

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 9/9

7:20 am-9:40 am

2 stops42h 20m

Brussels Bruxelles-National

Sun 9/14

7:00 pm-10:35 pm

2 stops35h 35m

$613

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Thu 8/14

9:40 am-8:00 am

1 stop14h 20m

Brussels Bruxelles-National

Thu 8/21

10:00 am-6:20 pm

1 stop16h 20m

$626

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Sun 11/30

11:15 am-7:50 am

1 stop12h 35m

Brussels Bruxelles-National

Sun 12/21

10:10 am-3:56 pm

1 stop13h 46m

$651

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 9/19

7:50 pm-10:10 am

1 stop30h 20m

Brussels Bruxelles-National

Fri 10/17

7:15 am-5:55 pm

1 stop18h 40m

$672

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 12/23

5:42 pm-8:55 am

1 stop31h 13m

Brussels Bruxelles-National

Tue 12/30

10:30 am-4:00 pm

1 stop13h 30m

$737

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Fri 8/22

9:36 am-8:40 am

2 stops15h 04m

Brussels Bruxelles-National

Thu 9/4

10:45 am-10:55 pm

2 stops20h 10m

$740

DenverBrussels

DEN - BRU

DENBRU

Denver Intl

Tue 9/9

10:41 am-8:40 am

1 stop13h 59m

Brussels Bruxelles-National

Sun 9/14

10:45 am-11:59 pm

1 stop21h 14m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 23 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 $1,083). 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 July 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.

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 July 1, 2025.
Get a feel of what it's like to fly with Delta, KLM, and United 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.
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,886 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $243. Users have also found prices from $456 and $464 on Aer Lingus and United Airlines, 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 $1,083). 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$496Average$875FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$526Average$623FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$614Average$879FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$657Average$846FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$668Average$874FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$759Average$1,091FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$820Average$1,111FlexibilityNo cancel feeOn-time76%

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