Find Cheap Flights from Cologne to Brussels – Compare and Save

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Top routes
CGN - CRL
Cheapest • 27% average savings
CGN - BRU
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Cheap Flights from Cologne to Brussels (CGN-BRU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Cologne to Brussels

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CGN  Cologne/Bonn Airport-BR1 Roanoke 8040 Plantation Rd
315 kmmulti-stop
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BR1  Roanoke 8040 Plantation Rd-CGN Cologne/Bonn Airport
315 kmmulti-stop
Multiple Airlines
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When to book flights from Cologne to Brussels

Are your dates flexible? Find out the best times to travel from Cologne to Brussels based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Cologne to Brussels flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Do I need a passport to fly from Cologne to Brussels?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • What car rental options are available in Brussels?

    Since Brussels is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Brussels Bruxelles-National Airport (BRU) – daily rates from around 42 €:

    • Alamo
    • Hertz
    • keddy by Europcar
    • Europcar
    • Sixt

    Near Charleroi Brussels Airport (CRL) – daily rates from around 50 €:

    • keddy by Europcar
    • Europcar
    • Hertz
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Cologne to Brussels?

    Flights from Cologne to Brussels usually depart from Cologne Köln/Bonn (CGN) and may arrive at several airports in Brussels area, including Brussels Bruxelles-National (BRU) and Charleroi Brussels (CRL).

  • Can I save money by using flexible dates for flights from Cologne to Brussels?

    Yes. Flexible dates can save you up to 43% on flights from Cologne to Brussels. Friday is the cheapest departure day at 270 € return on average, while Wednesday is the most expensive at 468 €, a difference of 198 €.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Brussels?

    Some of the most popular sights in Brussels are Cirque Royal and Place du Jeu de Balle. These are among the most viewed places in Brussels on KAYAK.

Your guide to booking Cologne to Brussels flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Wednesday. On this route, Friday flights average 270 €, which is about 198 € less than Wednesday fares (42% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Brussels Bruxelles-National Airport.

    • NH Brussels Airport
    • Crowne Plaza Brussels Airport By IHG

More options for your flight from Cologne to Brussels

Complete your trip to Brussels with a hotel stay or car hire

Car rentals in Brussels
Hotels in Brussels
Vacations in Brussels