The airlines often come out with cheap air deals but one has to go through the right steps to find them. The Internet is the best place to find cheap international airfares and low cost airline tickets. The absolute best place to go either to the destinations that are not crowded and very expensive or look for the last minute travel offers.
Alternatively, check both with the airlines directly or call your travel agents who often have very low price tickets at times. Typically, the flight that the airline is offering cheap is based on their in-house cost per seat and cost per flown miles fares structure. Adding or shredding few dollars they keep juggling with the numbers based on the daily air bookings. When all the seats are not sold out and time is running out, the airlines have no choice to fill in the seat at whatever possibly with low fares sells out. Empty seats are complete loss to them.
In other words, if the flight is close to the departure date and there are a lot of empty seats the airline will offer cheap international airfares on tickets to last minute customers in an attempt to recover some of their possible loss. If they sell at a discount it is better than no sale at all.
The key is to keep searching until you find what you are looking for to get cheap flight. Use the websites to gain as much information you can or airlines or travel agents can provide you and then figure out what is the best travel deals you got.
Paying advertised or published fares for the airline tickets is no good choice and it is just like paying sticker price for a car, one should avoid that. Cheap international airfares are often heavily discounted by all airlines around the world because of heavy competitions on major international routes.