Google Flights: Round Trip

Round Trip from Google Flights as JSON. 1 credit per successful call.

GET /v1/google-flights/round-trip

Parameters

Send parameters in the query string.

Parameter	Type	Required	Allowed values
`origin`	string	Required	Up to 3 characters
`destination`	string	Required	Up to 3 characters
`adults`	integer	Optional	Any
`children`	integer	Optional	Any
`infants_in_seat`	integer	Optional	Any
`infants_on_lap`	integer	Optional	Any
`cabin_class`	string	Optional	economy, premium_economy, business, first
`exclude_basic`	boolean	Optional	Any
`max_stops`	string	Optional	any, nonstop, one_or_fewer, two_or_fewer
`hl`	string	Optional	Any
`gl`	string	Optional	Any
`currency`	string	Optional	Up to 3 characters
`bags`	integer	Optional	0
`api_version`	integer	Optional	2
`departure_date`	string	Required	Any
`return_date`	string	Required	Any
`sort_by`	string	Optional	top_flights, cheapest, departure_time, arrival_time, duration, emissions
`airlines[]`	list of string	Optional	Up to 2 characters
`include_baggage`	boolean	Optional	Any
`departure_token`	string	Optional	Up to 16,384 characters
`departure_time_min`	integer	Optional	Any
`departure_time_max`	integer	Optional	Any
`arrival_time_min`	integer	Optional	Any
`arrival_time_max`	integer	Optional	Any
`max_duration_minutes`	integer	Optional	Any
`max_price`	integer	Optional	Any

Example request

cURLshell

curl "https://api.perceptlayer.com/v1/google-flights/round-trip?origin=TIA&destination=FCO&departure_date=2026-10-08&return_date=2026-10-15&adults=1&currency=EUR" \
  -H "X-API-Key: $API_KEY"