Be Flexible with dates and times. You’d be amazed at how much you can save just by keeping your dates flexible.
Shop Around, find a cheap quote and use With the Expedia's Price Promise, get the lowest price AND a $50 coupon towards your next booking!
Insurance Deals – You’d be surprised how much commission agents get on insurance (generally between 20-40%). Insurance is however absolutely necessary, so strike a deal with the agent without losing any coverage on your policy.
Playing around with your Stop-overs and using Open Jaws can save you on airport taxes, fuel costs and other government charges. For example if you fly to Europe via Asia then perhaps routing through Thailand may be cheaper than Singapore... so muck around with the order of things.
Feel free to add even more tips for travellers.