Travel with flexible dates.

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Stay Flexible
If you have some leeway in your vacation days, Fiona warns against locking yourself into a calendar. The best thing to do is thoroughly research your options online. The more flexible you can be with your dates and flight times, the more you can save.

You don't always have to book everything yourself, either. If you're traveling with other people, Pauline recommends using online consolidators to purchase a hotel and airline package in one.