$345 Find cheap flights from Philadelphia to Brussels

In the last 3 days, the lowest price for a flight from Philadelphia to Brussels was $345 for a one-way ticket and $594 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Philadelphia and on arrival in Brussels.

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

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

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 Philadelphia to Brussels.

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

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 Philadelphia with another airline.

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 Philadelphia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.