---
title: "Search flight offers between two airports for given dates. Returns a normalized FlightOffer page."
method: POST
path: "/v2/ops/travel.flight.search"
tags: ["travel"]
---

# Search flight offers between two airports for given dates. Returns a normalized FlightOffer page.

`POST /v2/ops/travel.flight.search`

## Request

- Base URL: `https://api.agentkey.app`
- URL: `https://api.agentkey.app/v2/ops/travel.flight.search`
- Auth: HTTP bearer

One-way or round-trip flight offers between two IATA airport codes, priced for all passengers in the requested currency. Leg times are local airport times without a zone; stops counts the connections of the outbound journey.

Fixed price: 0.3 credits per successful call, whichever provider serves it.

## Request body

- object
  - `adults` integer: Number of adult passengers.
  - `cabin_class` 'economy' | 'premium_economy' | 'business' | 'first': Cabin class.
  - `currency` string: ISO 4217 currency for prices.
  - `cursor` string: Opaque pagination cursor from the previous response's next_cursor. Send the same query parameters with it.
  - `depart_date` string, required: Departure date, YYYY-MM-DD.
  - `destination` string, required: Arrival airport IATA code, e.g. LHR.
  - `fields` string[]: Projection: keep only these dotted paths of data, e.g. ["items.id", "items.text"].
  - `include_raw` boolean: Attach the raw upstream payload as `raw` (not a stable contract; truncated above 256 KB).
  - `limit` integer: Maximum number of offers to return.
  - `max_stops` 0 | 1 | 2: Maximum number of stops; omit for any.
  - `origin` string, required: Departure airport IATA code, e.g. JFK.
  - `provider` string: Shorthand for routing.only = [provider].
  - `return_date` string: Return date for a round trip, YYYY-MM-DD; omit for one-way.
  - `routing` Routing: Provider routing override. order: try these providers first; only: restrict to these (equivalent to pinning); allow_fallbacks: false tries only the first eligible provider.
    - `allow_fallbacks` boolean: false = try only the first eligible provider.
    - `only` string[]: Restrict to these providers.
    - `order` string[]: Providers to try first, in order.
    - `strategy` 'auto': How eligible providers are ordered. auto = the method's curated order. fastest / stable / popular are specified but not implemented yet (400 until then). The price is fixed whatever the strategy; mutually exclusive with order.
  - `sort` 'best' | 'cheapest' | 'fastest': Result ordering.

## Response `200`

Success envelope

- FlightOfferPageEnvelope: Success envelope whose data is a FlightOfferPage.
  - `attempts` Attempt[], required
    - `error_type` string: validation | not_found | rate_limit | timeout | upstream_unauthorized | upstream_unavailable | provider_error
    - `provider` string, required: Provider slug.
    - `refunded` boolean: true when the reservation for this attempt was refunded.
    - `status` integer, required: HTTP status AgentKey mapped this attempt to (200 on success).
    - `took_ms` integer, required
    - `tool` string, required: Registry tool name (Provider/operation) that was called.
    - `upstream_status` integer: The provider's real HTTP status; absent when nothing was received.
  - `credits_charged` number, required: Credits charged for this call (the method's fixed price).
  - `data` object, required: One page of flight offers.
    - `items` FlightOffer[], required
      - `id` string, required: Provider offer token (Booking.com flight token).
      - `legs` object[], required: Flight legs in travel order (outbound legs, then return legs for round trips).
        - `arrives_at` string, nullable, required: Arrival time, local time at the arrival airport, YYYY-MM-DDTHH:MM:SS (no zone).
        - `carrier` string, nullable, required: Marketing airline name.
        - `departs_at` string, nullable, required: Departure time, local time at the departure airport, YYYY-MM-DDTHH:MM:SS (no zone).
        - `duration_minutes` integer, nullable, required: Leg duration in minutes.
        - `flight_number` string, nullable, required: Airline code plus flight number, e.g. BA 112.
        - `from` string, nullable, required: Departure airport IATA code.
        - `to` string, nullable, required: Arrival airport IATA code.
      - `price` object, required: Total price for all passengers in the requested currency.
        - `amount` number, nullable, required: Amount in major units.
        - `currency` string, nullable, required: ISO 4217 currency code.
      - `stops` integer, nullable, required: Number of stops on the outbound journey (0 = direct).
      - `url` string, nullable, required: Booking page URL when the provider exposes one.
    - `next_cursor` string, nullable, required: Opaque cursor for the next page; null when exhausted or the provider cannot page.
  - `op` string, required: Method name.
  - `op_version` integer, required: Method version that served the call.
  - `provider` string, required: Provider that actually served the call.
  - `raw` unknown
  - `raw_truncated` boolean
  - `request_id` string, required: Correlation id; quote it in support requests.
  - `took_ms` integer, required
  - `unsupported_fields` string[], required: Output paths this provider structurally does not supply; such fields are null for a different reason than 'missing on this record'.

## Other responses

- `400`: Validation error (unknown field, bad cursor, bad routing)
- `402`: Insufficient credits
- `404`: Not found (method, or upstream object)
- `429`: Rate limited upstream
- `502`: All providers failed
- `504`: Timed out

---

[API](https://skmtc.dev/agentkey/apis/agentkey-scenario-methods.md) - [All operations](https://skmtc.dev/agentkey/apis/agentkey-scenario-methods/llms.txt) - [OpenAPI document](https://skmtc.dev/agentkey/apis/agentkey-scenario-methods/revisions/a7cf5b682fdd?raw)