Real ChatGPT answer · index seedFAllPfofyR4completeTravel and hospitality · travel planning and itinerarieslocal

What is the best multi-city flight search engine for finding error fares or hidden city ticketing options for domestic travel within the United States?

ChatGPTgpt-62 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What is the best multi-city flight search engine for finding error fares or hidden city ticketing options for domestic travel within the United States?
2 real searches · 1 real-search pass
best flight search engines multi-city US domestic error fares hidden city ticketing Skiplagged Google Flights ITA Matrix 2026Google ↗
OBSERVEDComparison
airline contract of carriage hidden city ticketing consequences checked baggage round trip 2026Google ↗
OBSERVEDConsequence

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 (2)
Short factOther / navigationalComparison50%Consequence50%ReasonDefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 1 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT2 real searches · gpt-6
best flight search engines multi-city US domestic error fares hidden city ticketing Skiplagged Google Flights ITA Matrix 2026 Google ↗
airline contract of carriage hidden city ticketing consequences checked baggage round trip 2026 Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
best flight search engines multi-city US domestic error fares hidden city ticketing Skiplagged Google Flights ITA Matrix 2026
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
airline contract of carriage hidden city ticketing consequences checked baggage round trip 2026
OBSERVED
Google ↗
AI Mode ↗
—Consequence——1x
of 1