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Find cheap flights from Denver to Brussels from $343

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Denver to Brussels departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/7
Fri 6/14

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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to Brussels, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to Brussels, as well as popular online travel agencies
In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Cheap flight deals from Denver to Brussels (DEN-BRU)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Denver to Brussels that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
4:02 pm - 8:40 pmDEN-BRU
20h 38m2 stops
2:50 pm - 4:30 pmBRU-DEN
33h 40m1 stop
$571American Airlines
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Tue, Oct 8 - Thu, Oct 10
12:53 pm - 10:35 pmDEN-BRU
25h 42m2 stops
11:05 am - 4:30 pmBRU-DEN
13h 25m1 stop
Tue, Oct 8 - Thu, Oct 10
5:35 pm - 8:50 amDEN-BRU
31h 15m1 stop
12:00 pm - 7:22 pmBRU-DEN
15h 22m1 stop
$635United Airlines
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Tue, Oct 8 - Thu, Oct 10
7:22 am - 5:00 pmDEN-BRU
25h 38m2 stops
10:20 am - 6:15 pmBRU-DEN
15h 55m1 stop
$766Aer Lingus
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Thu, Sep 19 - Sun, Sep 29
8:00 pm - 9:40 amDEN-BRU
29h 40m1 stop
10:20 am - 6:15 pmBRU-DEN
15h 55m1 stop
$774Aer Lingus
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Fri, Oct 4 - Mon, Oct 14
4:40 pm - 12:50 pmDEN-BRU
12h 10m1 stop
1:50 pm - 7:00 pmBRU-DEN
13h 10m1 stop
$775Icelandair
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Fri, Oct 4 - Mon, Oct 14
4:40 pm - 12:50 pmDEN-BRU
12h 10m1 stop
1:50 pm - 7:00 pmBRU-DEN
13h 10m1 stop
$805Icelandair
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Sat, Oct 5 - Mon, Oct 14
7:35 pm - 9:20 pmDEN-BRU
17h 45m1 stop
11:45 am - 5:40 pmBRU-DEN
37h 55m1 stop
$827Turkish Airlines
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Fri, Sep 27 - Sat, Oct 12
7:35 pm - 9:20 pmDEN-BRU
17h 45m1 stop
6:50 pm - 5:40 pmBRU-DEN
30h 50m1 stop
$828Turkish Airlines
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Thu, Aug 29 - Wed, Sep 11
5:39 pm - 6:20 amDEN-BRU
28h 41m2 stops
12:00 pm - 6:18 pmBRU-DEN
14h 18m1 stop
$1,280United Airlines
Find Deal
Mon, Jun 3 - Thu, Jun 20

Flights from Denver to Brussels - Travel Insights & Trends

Get data-powered insights and trends into flights from Denver to Brussels to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Denver to Brussels?

The average price of all flights from Denver to Brussels clicked on KAYAK for each day over the last 12 months.
When flying from Denver to Brussels, you should consider leaving on a Monday and avoid Saturdays if you are looking for the best rates. For your return to Denver, you’ll find the best rates on Wednesdays and the most expensive ones on Sundays.

What is the cheapest month to fly from Denver to Brussels?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Denver to Brussels, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Denver to Brussels is January, where tickets cost $372 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $1,390 and $1,385 respectively.

How far in advance should I book a flight from Denver to Brussels?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Denver to Brussels, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Denver to Brussels, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 57 days before departure.

Which airlines provide the cheapest flights from Denver to Brussels?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the cheapest one-way ticket from Denver to Brussels found on KAYAK was with Icelandair for $568. American Airlines proposed a round-trip connection from $571 and United Airlines from $635.

Good to know

Cheapest flight

$343
Flight from Denver to Brussels Airport

When to book flights from Denver to Brussels

Are your dates flexible? Find out the best times to travel from Denver to Brussels based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Denver to Brussels

  • What is the cheapest flight from Denver to Brussels?

    In the last 3 days, the lowest price for a flight from Denver to Brussels was $343 for a one-way ticket and $571 for a round-trip.

  • Do I need a passport to fly between Denver and Brussels?

    A passport is required to fly from Denver to Brussels.

  • Which airports will I be using when flying from Denver to Brussels?

    On your way to Brussels, you’ll fly out from Denver Intl. You’ll be landing in one of Brussels’s 2 airports: Brussels Bruxelles-National or Charleroi Brussels.

  • Which aircraft models fly most regularly from Denver to Brussels?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Denver to Brussels?

    oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Denver and Brussels, with Star Alliance being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Denver to Brussels?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Brussels.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Denver to Brussels?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Denver is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Denver to Brussels?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Denver with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Denver to Brussels?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Denver to Brussels

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Denver to Brussels found on KAYAK in the last 72 hours.
9/1Sun
2 stops
35h 39mDEN-BRU
$343
9/4Wed
3 stops
26h 45mDEN-BRU
$415
6/15Sat
3 stops
52h 55mDEN-CRL
$428
9/2Mon
3 stops
26h 30mDEN-BRU
$438
9/19Thu
1 stopIcelandair
12h 10mDEN-BRU
$568
7/24Wed
1 stopIcelandair
12h 10mDEN-BRU
$617
9/3Tue
1 stopBritish Airways
17h 40mDEN-BRU
$645
9/1Sun
2 stopsAir Europa
26h 40mDEN-BRU
$652
7/24Wed
1 stopAer Lingus
29h 40mDEN-BRU
$738
9/2Mon
2 stopsBritish Airways
33h 22mDEN-BRU
$794

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Denver - Brussels Flights

Departure:

Denver (undefined)United States

Return flight deals:

Brussels - Denver

Cabin classes: