What are the true cost differences between traveling with a personal item only on Spirit Airlines versus checking a bag on Southwest for a four day trip
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What are the true cost differences between traveling with a personal item only on Spirit Airlines versus checking a bag on Southwest for a four day trip
1 real search · 1 real-search pass
Spirit Airlines baggage fees personal item checked bag 2026 official policy size fee; Southwest checked bag fees 2026 official policy first checked bagGoogle ↗
OBSERVEDComparison
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
Spirit Airlines baggage fees personal item checked bag 2026 official policy size fee; Southwest checked bag fees 2026 official policy first checked bag Google ↗
- Optional Travel Charges · southwest.com
- Southwest Airlines · southwest.com
- SPIRIT AIRLINES CONTRACT OF CARRIAGE 20 · content.spirit.com
- Carryon and Personal Item Policy · support.southwest.com