A bizarre truism about frequent flyer miles is that the easier they are to get ahold of, it seems, the harder they are to use. But some airlines' f...

Buying frequent flyer miles is usually a bad idea, because the price per mile isn't good value. But what if your airline gives you a 100% bonus? Then ...

If you fly American Airlines or US Airways with any regularity, news of the merger between the two airlines could have you worried about your frequent flyer miles.

As the airlines continually find new ways to tinker with programs, holding out for the trip of a lifetime you may never take could end up costing you more than taking a free trip or two to somewhere more modest.

If your hotel lowers the your room rate between the time you buy and check in, which happens about 20% of the time, you can usually rebook at the lower rate.

Whatever happened to "free" frequent flier tickets?

Short answer, yes, if you fly in business or first class, buy the miles. However, if you do most of your travel in economy class, then skip this sort of offer. It's just not worth it.

To me, flying still has a bit of romance. I once had breakfast in Paris, flew to London for lunch and a few meetings, and then took the Concorde home and had dinner in New York. Here's how to do it on miles.

Paraphrasing Homer Simpson: To travel videos! The cause of, and solution to, a traveler's wanderlust.

Even if Delta retains its corporatist image and mediocre product quality, though, the prospect of being able to accrue, redeem and enjoy benefits on Virgin Atlantic makes Delta's frequent flyer program, SkyMiles, and its alliance network, SkyTeam, much more attractive for transatlantic fliers.

It's easy to get caught in the trap of hoarding miles without ever developing a plan to use them. A few thousand miles for a flight here, a credit card sign-up bonus there. Before you know it, you've got more than enough miles for a free trip.

How do you put yourself in a position to gain that premium seat -- without the additional stress of racing to the airport or knocking down fellow passengers for the sake of an upgrade?

Have you noticed that the padding on airline seats is getting thinner and thinner? And the rows are getting closer together? Here are eight ways to help make your next flight more comfortable.

If just one airline alliance program offered the same complimentary space-available upgrade scheme on international flights as they all do on their domestic routes, I guarantee you that every international business traveler with $100,000 or more to spend on travel each year would switch their loyalty to that airline and its alliance partners in a heartbeat.

Answering an interesting question about frequent flyer miles -- and is China really worth a trip?

What are the rules on flying with toddlers? And can investing really earn you a mountain of free frequent flyer miles?

But for most airlines, there's absolutely no excuse to let your miles expire, even if you don't fly or don't have an airline-branded credit card. You probably already do things that you could be earning miles for, as well as protecting the miles you have, but you're not aware of the possibilities.

When Martha Toomey's husband Oscar died, she happened to know the user name and password to his Delta frequent flyer account -- and has been helping herself ever since to his 500,000-plus SkyMiles.

Travel can be so discombobulating and disruptive, yet some road warriors spend half their lives on planes, sometimes just to collect miles and attain elite frequent flyer status. One thing that they know that most don't is how to make the best of it. Here are some of their travel hacks.

With these strategies, it's possible to rack up a huge volume of free, additional frequent flyer miles. Amazingly, there's no catch -- and literally hundreds of online merchants participate in these mileage offers.

We at TravelSort just flew Lufthansa First Class to Europe, using credit card bonuses and points. Here are our best tips.

Over the last several years I've used frequent flyer miles to travel the globe and explore incredible new places. In the course of my wanderings I've discovered that there are a lot of misconceptions around frequent flyer and airline points programs.

NEW YORK — They lure millions of travelers each year with the promise of free vacations, first-class upgrades and a chance to cut the security l...