{"uid":"cap_3uW9Q8OMvk8UmrGunDM2w","slug":"flightapi-rest-b91ed999","name":"FlightAPI Round-Trip Flight Price Search","description":"Round-trip flight price search","url":"https://flightapi.mpp.tempo.xyz/roundtrip/:rest*?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["flights","prices","tracking","airports","airlines","data"],"displayCostAmount":"0.003000","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003000/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8lX9nCoB1coY2pcRQqioy","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"FlightAPI","brandSlug":"flightapi","brandBaseUrl":"https://flightapi.io","brandDocsUrl":null,"whatItDoes":"Searches and returns round-trip flight prices across 700+ airlines for a given origin, destination, and travel dates","exampleAgentPrompt":"What are the round-trip flight prices from JFK to LHR departing June 10 and returning June 20, for 2 passengers in economy class?","exampleUseCases":[{"title":"Planning a weekend getaway trip","prompt":"I need to book a weekend trip from Miami to New Orleans. Can you find round-trip flights for me departing this Friday and coming back on Sunday, for 2 people in economy?"},{"title":"Finding cheapest vacation flights","prompt":"Help me compare round-trip flight options from San Francisco to Hawaii. I'm flexible on dates but want to leave around December 20 and return January 3, and I'm looking for the best price for 4 passengers."},{"title":"Business travel with return date","prompt":"I need round-trip flights from Chicago to Boston for next month. I'll be arriving on Monday, March 10 and leaving Thursday, March 13. Can you search for economy fares for just me and show all available options?"}],"resultDescription":"Returns a list of available round-trip flight options including airline names, departure and arrival times, layover details, fare classes, and ticket prices for the specified origin-destination pair and travel dates.","failureModes":["Invalid airport code returns error or empty results","Dates in the past or out of range return no results","No flights available for the requested route on specified dates","Malformed request parameters cause a 400-level error","Rate limiting or authentication errors if API key is missing or invalid"],"whenToPreferThis":"Use this endpoint when the user explicitly wants a round-trip (outbound + return) flight search between two airports on specific dates. Prefer this over the one-way endpoint when a return date is known. Use multi-city endpoint instead if more than two legs are needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:31:17.152Z","isFirstParty":false,"canonicalSlug":"flightapi-rest-b91ed999"}