Real ChatGPT answer · index seedRnIDUKPn3skcompleteTravel and hospitality · travel planning and itinerariescommercial
How far in advance should I book flights for a graduation trip to Europe if I want to get the absolute lowest price possible?
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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 flights for a graduation trip to Europe if I want to get the absolute lowest price possible?
1 real search · 1 real-search pass
2026 best time to book international flights Europe airfare booking window study 2026Google ↗
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
2026 best time to book international flights Europe airfare booking window study 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
- Flying in 2026? Here’s how to find the cheapest flights · nationalgeographic.com
- These are the best times to buy an international flight · thepointsguy.com