$293 Cheap Flights from Denver (DEN) to Brussels (BRU)

View $293 flight on Thu, Jul 30, 2026Opens in a new window

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

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Cheap Flights from Denver to Brussels (DEN-BRU)

Prices were available within the past 7 days and start at $293 for one-way flights and $670 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, Nov 25 - Sun, Dec 6
DEN
Denver
BRU
Brussels
$670 Roundtrip, found 10 hours ago
$670
Roundtrip
found 10 hours ago
Select Icelandair flight, departing Wed, Nov 25 from Denver to Brussels, returning Sun, Dec 6, priced at $670 found 10 hours ago
Icelandair
Thu, Oct 15 - Thu, Oct 22
DEN
Denver
BRU
Brussels
$679 Roundtrip, found 4 hours ago
$679
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Thu, Oct 15 from Denver to Brussels, returning Thu, Oct 22, priced at $679 found 4 hours ago
Icelandair
Mon, Aug 31 - Wed, Sep 9
DEN
Denver
BRU
Brussels
$693 Roundtrip, found 4 hours ago
$693
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Mon, Aug 31 from Denver to Brussels, returning Wed, Sep 9, priced at $693 found 4 hours ago
Air Canada
Wed, Dec 2 - Thu, Dec 10
DEN
Denver
BRU
Brussels
$733 Roundtrip, found 5 days ago
$733
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Dec 2 from Denver to Brussels, returning Thu, Dec 10, priced at $733 found 5 days ago
United
Tue, Dec 1 - Wed, Dec 9
DEN
Denver
BRU
Brussels
$761 Roundtrip, found 4 days ago
$761
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 1 from Denver to Brussels, returning Wed, Dec 9, priced at $761 found 4 days ago
Lufthansa
Tue, Dec 1 - Wed, Dec 9
DEN
Denver
BRU
Brussels
$773 Roundtrip, found 4 days ago
$773
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Dec 1 from Denver to Brussels, returning Wed, Dec 9, priced at $773 found 4 days ago
Delta
Tue, Dec 1 - Wed, Dec 9
DEN
Denver
BRU
Brussels
$773 Roundtrip, found 4 days ago
$773
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Dec 1 from Denver to Brussels, returning Wed, Dec 9, priced at $773 found 4 days ago
American Airlines
Wed, Dec 2 - Thu, Dec 10
DEN
Denver
BRU
Brussels
$773 Roundtrip, found 5 days ago
$773
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 2 from Denver to Brussels, returning Thu, Dec 10, priced at $773 found 5 days ago
British Airways
Tue, Dec 1 - Wed, Dec 9
DEN
Denver
BRU
Brussels
$775 Roundtrip, found 4 days ago
$775
Roundtrip
found 4 days ago
Select British Airways flight, departing Tue, Dec 1 from Denver to Brussels, returning Wed, Dec 9, priced at $775 found 4 days ago
Brussels Airlines
Tue, Dec 1 - Wed, Dec 9
DEN
Denver
BRU
Brussels
$787 Roundtrip, found 4 days ago
$787
Roundtrip
found 4 days ago
Select Brussels Airlines flight, departing Tue, Dec 1 from Denver to Brussels, returning Wed, Dec 9, priced at $787 found 4 days ago

Alternative airports near Brussels

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

Select flight to Brussels - National BRU. Cheapest and Closest option available. Average driving time to city center is 15 minutes. Flights from $1,181
BRU
Brussels - National
CheapestClosest
Average driving time to city center15 min
Flights from $1,181

What you need to know for your flight from Denver Intl. to Brussels - National

Denver (DEN) to Brussels (BRU) at a glance

Travel between Denver (DEN) and Brussels (BRU) with a selection of airlines offering this long-haul international route. Explore various options from full-service carriers to find the perfect itinerary that aligns with your budget, schedule, and travel plans while you immerse yourself in the iconic sights and neighborhoods of Brussels. Here, you'll find essential details for flights departing from Denver International Airport (DEN) to Brussels National Airport (BRU).

  • Fastest flight duration: around 10h 30m in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 4,900 miles (7,890 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $300–$735, depending on seasonality and how far ahead you book

Flights from Denver International Airport (DEN) to Brussels - National Airport (BRU)

Based on recent traveler bookings, here are the top airlines favored for flights from Denver to Brussels, typically chosen for one-stop and multi-stop options. Common layovers include Heathrow Airport (LHR, about 1 hour 30 minutes), Keflavik International Airport (KEF, approximately 1 hour 30 minutes), and O'Hare International Airport (ORD, around 2 hours 45 minutes). These choices provide you the flexibility to mix and match price, total travel time, and cabin class to create the ideal itinerary.

  • United: This comprehensive airline provides one-stop service, with one-way ticket prices generally falling between $320 and $785. It operates nearly 49% of flights on this route, featuring an in-flight duration of 10 hours and 30 minutes, leading to an overall travel time of around 12 hours and 15 minutes, including layover time.
  • Icelandair: A full-service option, Icelandair offers one-stop services with one-way fares typically ranging from $300 to $2090. It accounts for about 18% of departures along this route, maintaining a flight time of 10 hours and 30 minutes, and a total journey time of approximately 12 hours and 15 minutes with layover.
  • British Airways: As a full-service airline, British Airways provides one-stop service, with one-way fares usually priced between $340 and $1350. This carrier represents roughly 9% of flights on this route, featuring a flight time of 10 hours and 30 minutes and a total journey duration of about 12 hours and 15 minutes including layover time.
  • Air Canada: Offering full-service one-stop travel, Air Canada’s one-way fares typically range from $300 to $695. It makes up around 5% of departures on this route, with an in-flight duration of 10 hours and 30 minutes, resulting in a total travel time of roughly 12 hours and 15 minutes, including the layover.
  • Aer Lingus: This full-service carrier offers one-stop flights with one-way fares generally from $305 to $475. It accounts for about 5% of departures on the route, featuring an in-flight time of 10 hours and 30 minutes and a total journey length of approximately 12 hours and 15 minutes with layover included.

Travelers flying from Denver to Brussels can opt for an upgrade, as Icelandair provides business class service on this route.

Alternative routes from Denver (DEN) to Brussels (BRU)

  • Denver to Antwerp (DEN-ANR): Antwerp International Airport (ANR) lies approximately 20 miles from Brussels - National Airport (BRU), making it accessible for international travelers.
  • Colorado Springs to Brussels (COS-BRU): Colorado Springs Airport (COS) is located about 73 miles from Denver International Airport (DEN), providing options for those heading to the Belgian capital.
  • Colorado Springs to Antwerp (COS-ANR): From Colorado Springs Airport (COS), which is roughly 73 miles from Denver International Airport (DEN), you can reach Antwerp International Airport (ANR), situated around 20 miles from Brussels - National Airport (BRU).

How to find the best prices for flights from Denver (DEN) to Brussels (BRU)

Getting some of the best deals on flights from Denver to Brussels is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, although most travelers tend to book at least 2 months ahead. Departures in the afternoon, from 12 PM to 6 PM, not only offer lower fares but are also the most popular flight times. Additionally, flying on Wednesday provides both cheaper prices and is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Brussels - National Airport from Denver International Airport

Brussels welcomes travelers from Denver with a range of transport options based on price, convenience, and proximity. Brussels city center is approximately a 15-minute drive (covering about 10 miles) from Brussels - National Airport, depending on traffic. Here's how to reach Brussels efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Brussels, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Brussels - National Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Brussels - National Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Brussels National Airport, a couple of key transport links are conveniently located nearby. The Brussels-National-Airport Railway Station, a train station, is just about 0.1 miles from the airport and can be reached on foot, while the Eurocontrol Tram Stop, a metro station, is approximately 3.3 miles away by car. Additionally, Montreux Seaport, a seaport, is situated about 8.4 miles from the airport and is most easily accessed by car.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) cost?
You can find cheap one-way flights from $293 and cheap return flights from $670 Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) with Expedia. One-way flights usually range from $234 to $7702, and return flights typically cost between $774 and $7639. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
The cheapest month to fly from DEN to BRU is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
Enter DEN to BRU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
WestJet is one of the cheapest airlines offering connecting flights from Denver, CO (DEN) to Brussels (BRU), with round-trip tickets starting from around $915 with a layover in Calgary Intl. (YYC). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
The earliest flight from Denver International Airport (DEN) to Brussels - National (BRU) typically departs at around 12:55 AM. This early flight is ideal for travelers looking to maximize their time in Belgium. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
The most popular departure times for flights from Denver (DEN) to Brussels (BRU) are in the late afternoon, from 3pm to 6pm. About 32% of passengers prefer this time window. Many major carriers, including United Airlines, Brussels Airlines and Finnair, offer flights during this window. This timing is favored because it allows you to have a full day in Denver before heading to Brussels.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
Flights from DEN to BRU with one stop typically take around 12 hours, covering approximately 4,852 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
Business class is available on flights from DEN to BRU. Airlines that offer business class service on this route include:

  • British Airways
  • United Airlines
  • Air Canada
  • Lufthansa
  • Air France
  • SAS
  • Edelweiss Air
  • Turkish Airlines
  • Delta Air Lines
  • Icelandair

First class is available with United Airlines and Lufthansa.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Brussels from Denver Intl. (DEN)?
From Denver Intl. (DEN), you can fly into Brussels - National (BRU) to reach Brussels. Some flights may connect through major hubs like O'Hare Intl. (ORD), Dallas-Fort Worth Intl. (DFW), Detroit Metropolitan Wayne County (DTW) before reaching Brussels. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) Brussels Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National)?
If you booked your Denver, CO (DEN-Denver Intl.) to Brussels (BRU-Brussels - National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Brussels - National
Airlines serving
Aer Lingus, Air Canada, Air Europa, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$669
Distance
4851 mi

Book with confidence

Denver to Brussels Flights

The cheapest times to fly from Denver to Brussels

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 Denver to Brussels are during the month of November. You can find some of the cheapest flights from Denver to Brussels with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Brussels

Sunday is one of the best days to book for cheap flights from Denver to Brussels: 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 Denver to Brussels

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 Denver to Brussels in 2026. You can also book with separate airlines for your outbound and return journeys, from $293 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 Denver to Brussels 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 Denver to Brussels 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.

 

Denver to Brussels Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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