Another video about really lonely places put together by RealLifeLore (and with over a million views already).
“These are some of the most difficult places to get to in the world. If you think I missed any let me know :)”
There are tons of ways to go about it, and a lot of websites on the internet can be of service, you will have to go beyond just looking for websites like Expedia though, and also look at websites that look at mistakes of airlines, and get the cheapest prices!