$283 Flights from Denver International (DEN) to Brussels (BRUS)

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Flight deals from Denver International to Brussels

Looking for a cheap last-minute deal or the best round-trip flight from Denver International Airport to Brussels? If you want to travel next month, round-trip fares start from $818. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Denver International to Brussels from $283 one-way

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Brussels flights are currently cheapest in October.

Denver to Brussels: Flight information

The things to know before you go.
Cheapest flight found$283
Cheapest month to flyOctober

Finding cheap flights from Denver International to Brussels: Frequently asked questions

There are 5 airports in Brussels: Brussels International, Antwerp Deurne, Brussels S. Charleroi, Liege, and Kortrijk.
The best price we found for a round-trip flight from Denver International to Brussels is $609. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Denver International to Brussels. But we found flights with one or more stops from $609.
There are no flights flying from Denver International to Brussels, as of June 2026.
The cheapest month to fly from Denver International to Brussels is usually October.
If you're flying from Denver International Airport, the cheapest airport near Brussels is Brussels International – which is 6.8 miles away from the center of Brussels. We've found flights to this airport from $609.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Brussels on Saturday, October 31, 2026.
No airlines currently offer direct flights between Denver International Airport and Brussels. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brussels but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 60°F. July is typically the warmest month in Brussels, when it usually averages around 72°F. You can expect the least rain in April. The coldest month is January, with temperatures averaging 31°F. The rainiest month is December.
Currently, Icelandair offers the cheapest flight tickets to Brussels.

Flying from Denver International Airport (DEN) to Brussels: what you need to know

  • The timezone in Brussels is UTC+1. The city is eight hours ahead of Denver, where Denver International Airport is located.

  • Allow plenty of time to get on your DEN to Brussels flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for international flights when you travel during a peak period in general.

  • We make it easy to book plane tickets from DEN to Brussels with a stopover. To see all the options, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to tour your chosen city. Some popular stopovers include:

    • Chicago O'Hare International Airport (ORD)

    • London Heathrow Airport (LHR)

    • Newark Liberty International Airport (EWR)

  • Located around 19 miles from the center of Denver, DEN can be reached in about 35 minutes by car (depending on traffic). Traveling on public transport will take roughly 35 minutes.

  • Booking a night at a hotel can take the stress out of arriving at the airport on time. If you're looking for a place to stay before your flight from Denver International Airport to Brussels, consider The Westin Denver International Airport. It's a short ride from DEN.

  • Denver International Airport has an excellent on-time performance, so you're unlikely to face delays. Departures from DEN land on schedule 80% of the time.

  • The address for DEN is 8500 Pena Boulevard.

How to find the cheapest flights from Denver International Airport (DEN) to Brussels

  • $283 is currently the best price for a one-way Denver International Airport to Brussels flight. A return plane ticket starts at $609. These fares can change depending on availability and demand.

  • Booking in advance is often the key to locking in a cheap flight from DEN to Brussels. Prices tend to rise as demand increases, so the nearer you get to departure, the more expensive your ticket may be.

  • Landing cheap tickets from Denver International Airport to Brussels is more likely if you're flexible with your dates. Try using the 'Whole month' search tool to get the best prices across every month and snap up an awesome deal.

  • Cut down on the time spent looking for cheap flights from DEN to Brussels by setting up a Price Alert. We'll send you an email or push notification on the app when fares go down.

  • Save on your flight from Denver International Airport to Brussels with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' to see the best deals.

Airports in Brussels

Brussels Airport (BRU)

  • Brussels Airport (BRU) is around 8 miles from the center of Brussels. If you're catching a cab or a ride-share, the drive takes roughly 25 minutes.

  • If you're using public transport, expect a journey time of about 20 minutes.

  • Think about booking a hotel close to BRU if you're coming in on a late flight from Denver International Airport to Brussels. Settle into one of these accommodation options and make your first night all about rest:

  • To lock in the lowest price, reserve your ride from Brussels Airport about three weeks in advance of your flight from DEN to Brussels.

Brussels South Charleroi Airport (CRL)

  • After your flight from Denver International Airport to Brussels has hit the tarmac, you can make your way to the city center in about 55 minutes by car. Central Brussels is roughly 35 miles from Brussels South Charleroi Airport (CRL).

  • If you choose to travel on public transport, the ride to the center will take you 1 hour 15 minutes or so.

  • Following your DEN to Brussels flight, tuck yourself in at a hotel close to CRL. These are some great accommodation options that'll help you switch to relaxation mode:

  • Avoid potential price surges. Securing your ride two weeks ahead of your arrival at CRL can help you lock in a better rate.

Best time to go to Brussels

  • It's time to choose your dates for your flight from Denver International Airport to Brussels. September is the busiest month to travel to Brussels. If you prefer a quieter vibe, go in December.

  • The warmest month in Brussels is August, with temperatures ranging between 54ºF and 81ºF. Lock in your Denver International Airport to Brussels plane ticket then if that's your ideal forecast.

  • If you want cooler conditions, look for a cheap ticket from DEN to Brussels in January when temperatures average between 28ºF and 46ºF.

More about Brussels

  • Start your Brussels trip right by choosing the ideal place to stay. Once you've booked your flight from Denver International Airport to Brussels, browse our range of hotels including:

  • Atomium and Grand Place are just a couple of the top-rated attractions to put on your Brussels itinerary. Keep the momentum going by heading to Royal Palace of Brussels.

Explore more of Belgium

  • Brussels is always a good idea, but there are so many other parts of Belgium just waiting to be explored. About 70 miles west of Brussels, a trip to Ostend will keep you busy. Don't miss top attractions like Church of Saint Peter and Saint Paul, The Crystal Ship and Mu.ZEE.

  • If you're interested in discovering another major destination in Belgium, consider Verviers, about 70 miles east of Brussels. Hôtel communal ou Ancienne Halle - Monument classé, Musée d'Archéologie et du Folklore and Musée des Beaux Arts et de la Ceramique are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.