Jet fuel prices have skyrocketed, with global prices increasing by 105.1% year-on-year, affecting the cost of summer travel for Americans. The surge in prices, attributed to increased volatility in the energy market due to geopolitical tensions, has led airlines to raise ticket fares and checked baggage fees. Domestic airfare has increased by 10-15%, while international flights to Europe have seen a 20% rise. Phil Flynn, a senior market analyst, highlighted that airlines are feeling the financial strain, especially those that have not hedged against price increases. Despite these hikes, demand for air travel remains robust, although analysts warn that prolonged high prices could lead to reduced demand on price-sensitive routes. Travelers are advised to book flights early and consider using points to mitigate costs. If geopolitical tensions ease, jet fuel prices could stabilize, impacting overall travel costs.