Question : What price range should you expect when booking from Denver (DEN) to Brussels (BRU)?
Answer : Prices for this trip tend to change a lot more than other flights from the United States. They can vary anywhere from $534 to $5,019. The further out you book a route, the more likely you are to save.
Question : How long do most people stay in Brussels?
Answer : Of course you're not most people, but if you were, you'd stay roughly 18 days.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : Monday is your cheapest day to fly in the month of August. Flexibility is paramount when booking travel plans in order to keep travel costs down.
Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Aug 22nd. As of Jul 24th, it's showing the cheapest ticket sales at $808. That is 39% below the average price for this route, so you can spend that extra money on a fun experience in Brussels.
Question : What is the cheapest round-trip ticket you can get to Brussels?
Answer : American Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $534, while prices for other flights are as high as $5,019.