$1,243 Cheap flights to Belgium

Flying into Brussels Bruxelles-National Airport is typically the best way to visit Place du Grand Sablon, since it is the closest airport to the area.

The cheapest flights to Belgium recently found by momondo users are $64 with Ryanair, $950 with Qatar Airways, and $1,067 with Virgin Australia.

There are a total of 12 airlines that operate flight routes to Belgium, with Thai Airways being the most popular option. An estimated 29% of those flying into Belgium choose to fly with Thai Airways. If you’re unable to find tickets with Thai Airways, then Qatar Airways and Singapore Airlines are also popular airlines to fly with.

If you’re unsure where to fly to in Belgium, we recommend booking a flight that arrives at the popular Brussels Bruxelles-National airport, which services Brussels and its surrounding areas. In the last 12 months, 91% of momondo travellers booking flights to Belgium chose to fly into Brussels Bruxelles-National.

The best day to take a flight to Belgium is on Monday, followed by Wednesday. Monday and Wednesday tend to have the lowest flight prices to Belgium. If your travel dates are flexible, then try to avoid booking on a Saturday, which is known for being the most expensive day of the week to fly to Belgium.

Prices for flights to Belgium are updated daily.

The number of operators available for flights to Belgium is 13 as of December 2025.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Belgium.

The travel and health documents required for your trip to Belgium can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.