The headline fare on a budget airline is often half of a legacy carrier's price for the same route. Whether that's actually a better deal depends entirely on what you add back in.
What low-cost carriers typically unbundle
- •Checked and sometimes even carry-on baggage
- •Seat selection
- •Priority boarding
- •Food and drinks onboard
- •Airport check-in (vs. a fee for not checking in online)
- •Changes and cancellations, which are often stricter and pricier
What you usually get included with full-service carriers
Legacy and full-service airlines generally bundle at least one checked bag, a standard seat assignment, and some onboard service into the base fare, and tend to have more flexible (if pricier) change policies. Their networks also connect more reliably through major hubs, which matters if you're booking a multi-leg itinerary on a single ticket.
How to actually compare the total cost
- •Add your real baggage needs (checked bag both ways if applicable) to the budget fare before comparing.
- •Check whether seat selection is free or a paid add-on if you're traveling with someone and want to sit together.
- •Look at the change/cancellation fee, not just the base fare, if your plans are even slightly uncertain.
- •Check where the airline actually flies into — some low-cost carriers use secondary airports farther from the city center, which can add real time and money in ground transport.
When budget carriers make the most sense
Short-haul routes, one-way tickets, hand-luggage-only trips, and travelers who book far enough ahead to lock in a low base fare and skip most fee categories are where low-cost carriers usually win outright. For long-haul, multi-connection, or last-minute travel, run the full-cost comparison before assuming the cheaper sticker price wins.