Know Before You Board
Every U.S. airline plays by different rules. Check yours in 10 seconds.
Don’t learn the airline’s rules at the gate.
Pick your airline before you leave for the airport. Instantly check carry-on limits, basic economy traps, checked bag fees, kid policies, and customer-service options.
Select your airline
No airline selected
Tap an airline above to see its carry-on rules, bag fees, kid policies, and who to call.
Flying an airline for the first time?
Start with the high-cost mistakes: whether your fare includes a real carry-on, when bag prices jump, and whether kids can travel alone.
Price the whole trip
Frontier, Allegiant, Breeze, and Avelo can be cheap — until bags, seats, boarding passes, and limited rebooking options are added.
Watch the rollaboard
United domestic Basic Economy is the trap: a personal item is allowed, but a carry-on bag is not.
Check solo-kid rules
Unaccompanied-minor policies vary widely. Some airlines allow 13-year-olds to fly alone; some do not offer the service at all.
Gear that fits the sizer
The checker links to luggage searches matched to each airline’s published dimensions: personal-item bags, true carry-ons, and luggage scales.
Affiliate disclosure built in
Gear links use Amazon Associates disclosure language and sponsored/nofollow attributes. Recommendations are organized around each airline’s published sizer and weight limits.
Short-form video hooks
Each airline gotcha can become a 20–30 second TikTok, Reel, or YouTube Short pointing viewers back to the checker.
- United Basic Economy: the carry-on mistake that costs you at the gate.
- Frontier has no customer-service phone number — here’s what to do before you fly.
- Allegiant checked bags are only 40 lb. That missing 10 lb can cost you.
- Can your 13-year-old fly alone? It depends on the airline.
- Southwest changed the bag-fee story — check before you assume.
Free download funnel
Keep the PDF quick-reference as the email-capture bonus instead of the main product. The website tool is the traffic asset; the PDF is the list builder.
Licensing for travel agencies, employers, and credit unions
A maintained, branded airline-policy quick-reference can be sold as a B2B subscription: updated quarterly, white-labeled with the client logo, and supported by Docufense-style maintained documentation.