$435 Cheap Flights from Brussels (BRU) to Denver (DEN)

View $435 flight on Tue, May 26, 2026Opens in a new window

Popular airlines from Brussels Airport (BRU) to Denver Intl. Airport (DEN)

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Cheap Flights from Brussels to Denver (BRU-DEN)

Prices were available within the past 7 days and start at $435 for one-way flights and $631 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Jan 22 - Wed, Feb 4
BRU
Brussels
DEN
Denver
$631 Roundtrip, found 4 days ago
$631
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jan 22 from Brussels to Denver, returning Wed, Feb 4, priced at $631 found 4 days ago
Lufthansa
Thu, Jan 22 - Wed, Feb 4
BRU
Brussels
DEN
Denver
$635 Roundtrip, found 4 days ago
$635
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jan 22 from Brussels to Denver, returning Wed, Feb 4, priced at $635 found 4 days ago
Lufthansa
Thu, Jan 22 - Wed, Feb 4
BRU
Brussels
DEN
Denver
$636 Roundtrip, found 4 days ago
$636
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jan 22 from Brussels to Denver, returning Wed, Feb 4, priced at $636 found 4 days ago
Icelandair
Thu, Apr 2 - Thu, Apr 16
BRU
Brussels
DEN
Denver
$638 Roundtrip, found 6 days ago
$638
Roundtrip
found 6 days ago
Select Icelandair flight, departing Thu, Apr 2 from Brussels to Denver, returning Thu, Apr 16, priced at $638 found 6 days ago
British Airways
Thu, Jan 15 - Tue, Mar 10
BRU
Brussels
DEN
Denver
$639 Roundtrip, found 6 days ago
$639
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Jan 15 from Brussels to Denver, returning Tue, Mar 10, priced at $639 found 6 days ago
Air Canada
Fri, Jan 16 - Fri, Jan 23
BRU
Brussels
DEN
Denver
$642 Roundtrip, found 5 days ago
$642
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Jan 16 from Brussels to Denver, returning Fri, Jan 23, priced at $642 found 5 days ago
Scandinavian Airlines
Wed, Mar 11 - Tue, Mar 24
BRU
Brussels
DEN
Denver
$715 Roundtrip, found 1 day ago
$715
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, Mar 11 from Brussels to Denver, returning Tue, Mar 24, priced at $715 found 1 day ago
Brussels Airlines
Fri, Mar 13 - Tue, Mar 24
BRU
Brussels
DEN
Denver
$731 Roundtrip, found 1 day ago
$731
Roundtrip
found 1 day ago
Select Brussels Airlines flight, departing Fri, Mar 13 from Brussels to Denver, returning Tue, Mar 24, priced at $731 found 1 day ago
United
Thu, Feb 5 - Thu, Feb 12
BRU
Brussels
DEN
Denver
$741 Roundtrip, found 2 days ago
$741
Roundtrip
found 2 days ago
Select United flight, departing Thu, Feb 5 from Brussels to Denver, returning Thu, Feb 12, priced at $741 found 2 days ago
Swiss International Air Lines
Wed, Jan 21 - Wed, Jan 28
BRU
Brussels
DEN
Denver
$741 Roundtrip, found 3 hours ago
$741
Roundtrip
found 3 hours ago
Select Swiss International Air Lines flight, departing Wed, Jan 21 from Brussels to Denver, returning Wed, Jan 28, priced at $741 found 3 hours ago

Find the cheapest month to fly from Brussels (BRU) to Denver (DEN)

October is typically the cheapest month to fly

From $509 - $1,171 per traveler.

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $805
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $805
Flights from Brussels (BRU) to Denver (DEN)
Origin airport
Brussels - National
Destination airport
Denver Intl.
Airlines serving
Aer Lingus, Air Canada, Air Europa, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$631
Distance
4851 mi

Brussels to Denver Flights

The cheapest times to fly from Brussels to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Brussels to Denver are during the month of January. You can find some of the cheapest flights from Brussels to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Brussels to Denver

Sunday is one of the best days to book for cheap flights from Brussels to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Brussels to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Brussels to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $435 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Brussels to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Brussels to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN) cost?
Grab a cheap one-way flight from $435 or cheap return flight from $631 from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN)?
The cheapest month to fly from BRU to DEN is January, when demand is low. Off-peak season is often when better flight deals are available between these airports.
What is the cheapest airline that flies from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN)?
To find the cheapest airline that'll fly you from BRU to DEN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN)?
You'll need to book a flight with a layover when traveling from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from BRU to DEN?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN)?
To avoid potential delays on the Brussels - National Airport (BRU) to Denver Intl. Airport (DEN) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN) last-minute?
Last-minute fares from BRU to DEN are usually more expensive. For the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, it's possible to score a cheap fare right before you leave.
Is it cheaper to book a BRU to DEN flight and hotel package?
Compared with arranging hotels and flights separately, booking a BRU to DEN flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Brussels - National Airport (BRU) to Denver Intl. Airport (DEN)?
If you booked your BRU to DEN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.