Combining competing airlines&#x27; flights is rarely done, but is actually not as impossible to do programmatically as the article suggests. This is exactly what we do at <a href="https:&#x2F;&#x2F;skypicker.com" rel="nofollow">https:&#x2F;&#x2F;skypicker.com</a> and it really works wonders — we are regularly seeing combinations that are 90% cheaper than alternatives on other sites.