Real ChatGPT answer · index seedoVrU5TPZ4f0completeTravel and hospitality · budget travelinformational
Which regional airlines currently offer the lowest base fares for domestic travel within the United States while still allowing a standard backpack?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Which regional airlines currently offer the lowest base fares for domestic travel within the United States while still allowing a standard backpack?
1 real search · 1 real-search pass
2026 cheapest US domestic airlines base fares backpack personal item included Frontier Allegiant Breeze Avelo fare policiesGoogle ↗
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).
Searches and sources
ChatGPT1 real searches · gpt-6
2026 cheapest US domestic airlines base fares backpack personal item included Frontier Allegiant Breeze Avelo fare policies Google ↗
- Frontier Fare Inclusions | Fare Details · faq.flyfrontier.com
- Carry-On and Checked Baggage Policy, Size & Fees · allegiantair.com
- Avelo Airlines Carry-On Bags Policy · aveloair.com
- Travel Tips · flybreeze.com
- Budget airline personal item size (2026): 17 airlines compared · sizeproof.app
- Best Budget Airlines in the US: 2026 Rankings & Fees · thepennyhoarder.com
- Frontier website · flyfrontier.com
- US Budget Airlines Ranked 2026: Frontier vs Allegiant · skysonar.com
- Allegiant website · allegiantair.com
- Flight Bundles & Fares · flybreeze.com
- Breeze website · flybreeze.com