Real ChatGPT answer · index seedzG5PjKy3ERQcompleteTravel and hospitality · travel planning and itinerariescommercial
How far in advance should I book multi-city flights to get the lowest possible fares for a backpacking trip across Spain and Portugal?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How far in advance should I book multi-city flights to get the lowest possible fares for a backpacking trip across Spain and Portugal?
2 real searches · 1 real-search pass
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.
Classifying 2 queries…
Searches and sources
ChatGPT2 real searches · gpt-6
2026 airfare booking window international flights Europe how far in advance book flights Google Flights Expedia 2026 Google ↗
Spain Portugal low cost airlines baggage fees multi city open jaw flights advice 2026 Google ↗
- Google Flights data to find holiday deals and trending destinations · blog.google
- When Is the Best Time to Book a Flight? (2026 Data) · going.com
- How to search for & book multi city flights · ca.kayak.com
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
2026 airfare booking window international flights Europe how far in advance book flights Google Flights Expedia 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Spain Portugal low cost airlines baggage fees multi city open jaw flights advice 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |