$506 Cheap Flights from Brussels (BRU) to Denver (DEN)

View $506 flight on Tue, Oct 27, 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 $506 for one-way flights and $584 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Fri, Sep 18 - Sun, Sep 27
BRU
Brussels
DEN
Denver
$584 Roundtrip, found 2 days ago
$584
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Sep 18 from Brussels to Denver, returning Sun, Sep 27, priced at $584 found 2 days ago
Lufthansa
Tue, Oct 27 - Thu, Nov 12
BRU
Brussels
DEN
Denver
$757 Roundtrip, found 5 days ago
$757
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Oct 27 from Brussels to Denver, returning Thu, Nov 12, priced at $757 found 5 days ago
Lufthansa
Tue, Oct 27 - Thu, Nov 12
BRU
Brussels
DEN
Denver
$761 Roundtrip, found 5 days ago
$761
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Oct 27 from Brussels to Denver, returning Thu, Nov 12, priced at $761 found 5 days ago
United
Thu, Sep 3 - Sat, Sep 12
BRU
Brussels
DEN
Denver
$761 Roundtrip, found 4 days ago
$761
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 3 from Brussels to Denver, returning Sat, Sep 12, priced at $761 found 4 days ago
American Airlines
Thu, Sep 3 - Sat, Sep 12
BRU
Brussels
DEN
Denver
$762 Roundtrip, found 4 days ago
$762
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 3 from Brussels to Denver, returning Sat, Sep 12, priced at $762 found 4 days ago
British Airways
Tue, Oct 27 - Thu, Nov 12
BRU
Brussels
DEN
Denver
$764 Roundtrip, found 5 days ago
$764
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Oct 27 from Brussels to Denver, returning Thu, Nov 12, priced at $764 found 5 days ago
Brussels Airlines
Tue, Oct 27 - Thu, Nov 12
BRU
Brussels
DEN
Denver
$769 Roundtrip, found 5 days ago
$769
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Oct 27 from Brussels to Denver, returning Thu, Nov 12, priced at $769 found 5 days ago
Air Canada
Tue, Oct 27 - Thu, Nov 12
BRU
Brussels
DEN
Denver
$771 Roundtrip, found 5 days ago
$771
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 27 from Brussels to Denver, returning Thu, Nov 12, priced at $771 found 5 days ago
Icelandair
Thu, Sep 3 - Sat, Sep 12
BRU
Brussels
DEN
Denver
$776 Roundtrip, found 4 days ago
$776
Roundtrip
found 4 days ago
Select Icelandair flight, departing Thu, Sep 3 from Brussels to Denver, returning Sat, Sep 12, priced at $776 found 4 days ago
Finnair
Thu, Aug 20 - Tue, Sep 8
BRU
Brussels
DEN
Denver
$798 Roundtrip, found 1 day ago
$798
Roundtrip
found 1 day ago
Select Finnair flight, departing Thu, Aug 20 from Brussels to Denver, returning Tue, Sep 8, priced at $798 found 1 day ago

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

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

Travel with a selection of airlines on the international long-haul route from Brussels (BRU) to Denver (DEN). Explore options from full-service carriers to discover the itinerary that aligns with your budget, schedule, and travel preferences while you immerse yourself in Denver's iconic attractions and neighborhoods. Check out the essential information for flights departing from Brussels National Airport (BRU) to Denver International Airport (DEN).

  • Fastest flight duration: around 11h 30m in-flight, plus roughly 2h 15m layover with one stop
  • Route distance: roughly 4,900 miles (7,890 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $350–$1390, depending on seasonality and how far ahead you book

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

Based on the latest traveler bookings, here are the top airlines flying from Brussels to Denver, commonly selected for their one-stop services. Popular layover options include Heathrow Airport (LHR) with a layover time of about 2 hours and 30 minutes, Keflavik International Airport (KEF) with approximately 1 hour and 30 minutes, and Dublin Airport (DUB) with a longer layover of around 4 hours and 15 minutes. These choices allow you to balance price, total travel time, and cabin class to create the ideal itinerary.

  • Icelandair: This full-service airline provides one-stop flights, with one-way ticket prices generally ranging from $705 to $1695. It represents about 31% of the departures on this route, featuring an in-flight duration of 11 hours and 30 minutes, and a total travel time of approximately 13 hours and 45 minutes, including layover time.
  • United: Offering one-stop service, this full-service carrier has one-way fares that typically fall between $385 and $1370. United accounts for roughly 19% of the departures on this route, with an in-flight time of 11 hours and 30 minutes, leading to a total journey time of around 13 hours and 45 minutes, including layover.
  • American Airlines: As a full-service carrier with one-stop flights, American Airlines offers one-way fares ranging from $385 to $895. This airline makes up about 17% of the departures on this route, featuring an in-flight time of 11 hours and 30 minutes and a complete travel duration of roughly 13 hours and 45 minutes, including layover.
  • British Airways: Providing one-stop service, this full-service airline has one-way fares typically between $350 and $870. British Airways accounts for approximately 11% of the departures on this route, with an in-flight time of 11 hours and 30 minutes and a total travel time of around 13 hours and 45 minutes, factoring in layover time.
  • Aer Lingus: A full-service carrier that offers one-stop flights, Aer Lingus has one-way fares usually ranging from $595 to $1235. This airline represents about 11% of the departures on this route, with an in-flight duration of 11 hours and 30 minutes and a total journey time of approximately 13 hours and 45 minutes, including layover.

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

  • Antwerp to Denver (ANR-DEN): Located approximately 20 miles from Brussels - National Airport (BRU), Antwerp International Airport (ANR) serves as a key hub for travelers.
  • Brussels to Boulder (BRU-WBU): Boulder Municipal Airport (WBU) is about 32 miles from Denver International Airport (DEN), providing convenient access to the area.
  • Brussels to Colorado Springs (BRU-COS): Colorado Springs Airport (COS) lies roughly 73 miles from Denver International Airport (DEN), offering another option for reaching this beautiful region.

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

Getting some of the best deals on flights from Brussels to Denver 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 typically found when booking within two weeks, although most travelers book two to eight weeks in advance. Morning departures between 5 a.m. and 12 p.m. tend to offer lower prices and are the most popular flight times. Additionally, flying on Thursday usually provides cheaper rates, while Friday remains the most popular 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 Denver International Airport from Brussels - National Airport

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

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International 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 Denver International Airport, Jeppesen Terminal Station, a metro station, is located about 0.1 miles away on foot, providing convenient access to public transport for travelers.

Frequently asked questions

How much does a flight from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $506 and cheap return flights from $584 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights generally range between $754 and $3677, and roundtrip flights usually range from $731 to $5457. 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
February is the cheapest month to fly from Brussels (BRU) to Denver (DEN), with average return fares around $640. This price is about 20% lower than the average fare throughout the year, as February typically experiences lower travel demand. Other budget-friendly months include January and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
Enter BRU to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
Virgin Atlantic is one of the cheapest airlines offering connecting flights from Brussels (BRU) to Denver (DEN) with a layover in Hartsfield-Jackson Atlanta Intl. (ATL), starting from around $720. 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.), 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
When flying from Brussels (BRU) to Denver, CO (DEN), January and February are the best months to consider. Return flights during these months average around $640, making them the most economical options. Traveling in winter can provide a unique experience, especially if you enjoy snowy landscapes.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Brussels - National (BRU) to Denver International Airport (DEN) typically departs at around 5:45 AM, operated by SAS and Delta. An early flight like this can help you maximize your time in Denver. 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Brussels (BRU) to Denver (DEN) are in the late morning, from 9am to noon. About 55% of passengers prefer this time window. Many major carriers, including British Airways, United Airlines, and Brussels Airlines, offer flights during this window. This timing works well because it allows you to arrive in Denver with plenty of time to enjoy the day.
How long does it take to fly from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
Flying from BRU to DEN with a connection usually takes about 13 hours, traveling roughly 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
Business class is available on flights from BRU to DEN. Airlines that offer business class service on this route include:

  • Brussels Airlines
  • British Airways
  • Finnair
  • United Airlines
  • Lufthansa
  • Turkish Airlines
  • Air Canada
  • Swiss International Air Lines
  • Iberia
  • Icelandair

How do I earn miles on a Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) 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 Denver from Brussels - National (BRU)?
If you're planning to travel to Denver from Brussels - National (BRU), you can fly into Denver Intl. (DEN) Some flights may connect through major hubs like Heathrow (LHR), Schiphol (AMS), ZRH (ZRH) before reaching Denver. 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) Denver 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 Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.)?
If you booked your Brussels (BRU-Brussels - National) to Denver, CO (DEN-Denver Intl.) 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
Brussels - National
Destination airport
Denver Intl.
Airlines serving
Aer Lingus, Air Canada, Air Europa, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$583
Distance
4851 mi

Book with confidence

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 September. 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 $506 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.

 

Brussels to Denver Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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