Stick to economy. Possibly the most obvious way to save money on a ticket is to simply sacrifice the desire for creature comforts. You can save hundreds of dollars by flying in 4th or 5th class, rather than opting for 1st or 2nd with any airline. Although leg room and the dinner menu might be lacking, your wallet will thank you for the hefty amount of money you will have saved.
attend those events.
Fare comparison sites are usually the first stop for people
Though inconvenient, you can save quite a bit of money by
Before booking a flight, consider if the rate is cheaper if paid in another currency. Often budget airlines will make you pay in the currency of the country you're departing from, but this isn't always the case. An important note when doing this: make sure you're using a credit card that is free of foreign-transaction fees, otherwise your attempts to save money doing this will be lost! Our article on money matters for world travellers can help steer you in the right direction for the best credit cards for travel.
Fly out at the right time. As with most of these search related parameters, turns out what we want the least is what makes the cheapest flight. The earlier your leave on a flight, the cheaper it will be. Red eye flights (in the middle of the night) are by far the cheapest, followed directly by early morning flights. Although you might luck out on a rare evening steal, typically the later in the day you depart, the more expensive your ticket will be.
First, do your research: are there budget airlines unique to the country you're flying out of and where you're headed to? Booking with a budget Australian airline (Jetstar) from Sydney to Honolulu, then an American one from Honolulu to Montreal saved us over $400 each when flying back from Australia to Canada earlier this year. This allowed us to create a thrifty five-day stopover in Hawaii on our way back, which was less exhausting and a lot cheaper! Kiwi.com and AirWander are both great search engine for revealing cheaper routes like this that involve multiple airlines.