For those of you who are new to travelling, or who are looking for new places to find good flights, here are some recommendations:
Flights from the USA(or other countries, too, for that matter):
This is a great go-to site when searching for flights. You just fill in your travel details and they then give you links to the best places to look for flights. When you click the link you will be brought to that provider's search engine with your details already in-putted. The site makes it easy to compare flight prices. While the USA site is the only one we have personal experience using, there are also Cheapflight sites for many other countries that you can check out.
Flights within Europe:
There are several really good budget flight providers within Europe. These can be helpful if you are flying to the Conference from within Europe, or if you are using the Conference as a starting or ending point of a larger European Adventure. Here are some places to start. The first link is for a site that searches many different providers. Easyjet and Ryanair are two of the most well known budget airlines:
For some advice on flying within Europe on these budget airlines (especially the pitfalls to avoid), check out the link below!