Using Netflights, you can compare different flights from Bucharest to Chicago O'hare International Airport. Flights with Turkish Airlines are often the cheapest. But if you can’t see the dates you want, or the prices are too high, try broadening your search. Chicago O'hare International Airport is just one of the airports in Chicago, so it's worth considering other options.
There are 24 flights to or via Chicago from Bucharest. The flight normally lasts about 8384 km. We've found that Bucharest Henri Coanda Airport (OTP) is the most popular airport to fly from, and Lufthansa is the most popular airline. But that doesn't mean they'll be the cheapest – it's best to compare all your options.
You could also try searching by month, if you're flexible on dates. This will show you when prices are at their cheapest and their most expensive. Generally speaking, the earlier you book, the better deal you'll get.
Found your flights? Select the ones you want, then go through to the next stage to complete your booking. If you'd like to add car hire or a hotel for your trip to the USA, you can do that too – simply use the tabs at the top of the page.