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Spirit guides
Practical guidance about spirit, with relevant airline rules, restrictions, and packing decisions in one place.
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Carry-On Rules for Budget Airlines Compared 2026
Compare budget-carrier cabin entitlements, bag dimensions and weight rules before adding luggage to a booking.
The Strictest Airlines for Carry-On Bags in 2026
Which airlines enforce carry-on limits most aggressively? Ryanair, Wizz Air, Spirit, Frontier, and more — with exact size limits and enforcement ratings.
Domestic US Carry-On Rules: What Every Airline Allows in 2026
All major US carriers allow 1 carry-on plus 1 personal item free on standard fares. Ultra-low-cost carriers charge extra. No weight limits apply.
Low-Cost Airline Baggage Traps: How to Avoid Hidden Fees
The tricks low-cost airlines use to charge extra for bags — and how to protect yourself. Covers fare class restrictions, gate checks, weight traps, and more.
Carry-On Only for Cancún: Airlines, CUN Airport, and Packing Tips
Cancún carry-on guide: Spirit and Frontier fees at CUN, all-inclusive minimal packing, reef-safe sunscreen rules, cenote shoes, and dry bag for Isla Mujeres.
Allegiant, Spirit & Frontier Bag Fees Compared (2026)
Spirit, Frontier, and Allegiant charge $35–$99 for carry-on bags. See fee tiers, personal item dimensions, and how to avoid paying airport prices.
Carry-On Only for Philadelphia: PHL Airlines & Packing Tips
Philadelphia carry-on guide: American hub at PHL, Spirit and Southwest fares, SEPTA rail into the city, season packing, and cheesesteak-ready planning.