Thinking about booking a flight with Allegiant Air but confused by the add-on fees? You’re not alone: Ultra-low-cost carriers like Allegiant are built around the “a la carte” model, where the base airfare doesn’t include basics like bags, seat assignments or a pack of crackers. Allegiant also carries loads of “gotcha” fees for unaware passengers….

Sam Kemmis is a writer at NerdWallet. Email: skemmis@nerdwallet.com. Twitter: @samsambutdif.

The article Your Guide to Allegiant Air Fees and Packages originally appeared on NerdWallet.

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