---
title: "Kiwi.com API: JSON data, 7 endpoints, 1 credit per call"
description: "Get Kiwi.com data as structured JSON with one API key: flight search, cheapest-date calendars, price graphs and price maps. Free credits every month."
url: https://perceptlayer.com/apis/kiwi
---

[APIs](https://perceptlayer.com/apis) / [Travel](https://perceptlayer.com/verticals/travel) / Kiwi.com

1 credit per call 7 endpoints

# Kiwi.com API

Get Kiwi.com data as structured JSON with one API key: flight search, cheapest-date calendars, price graphs and price maps. Free credits every month.

[Get a free API key](https://perceptlayer.com/signup) Run it below

Kiwi.com

GET /v1/kiwi/locations?query=London 

```
curl "https://api.perceptlayer.com/v1/kiwi/locations?query=London" \
  -H "X-API-Key: $API_KEY"
```

cURL 1 credit per successful call

Run this call below or from your dashboard to see a live response.

Playground

## Run this API

cURL shell 

```
curl "https://api.perceptlayer.com/v1/kiwi/locations?query=London" \
  -H "X-API-Key: $API_KEY"
```

Kiwi.com · 7 endpoints

## Endpoints

Every endpoint takes the same key. Open one for its parameters and an example request.

| Endpoint | Required parameters | Cost |
| --- | --- | --- |
| [GET `/v1/kiwi/calendar-cheapest-dates`](https://perceptlayer.com/apis/kiwi/calendar-cheapest-dates) | `origin` `destination` `start_date` `end_date` +7 optional | 1 credit |
| [GET `/v1/kiwi/calendar-price-graph`](https://perceptlayer.com/apis/kiwi/calendar-price-graph) | `origin` `destination` `nights_min` `nights_max` `start_date` `end_date` +5 optional | 1 credit |
| [GET `/v1/kiwi/explore-price-map`](https://perceptlayer.com/apis/kiwi/explore-price-map) | `origin` `start_date` `end_date` +10 optional | 1 credit |
| [GET `/v1/kiwi/flights-detail`](https://perceptlayer.com/apis/kiwi/flights-detail) | `origin` `destination` `departure_date` `itinerary_id` +14 optional | 1 credit |
| [GET `/v1/kiwi/flights-one-per-city`](https://perceptlayer.com/apis/kiwi/flights-one-per-city) | `origin` `departure_date` +13 optional | 1 credit |
| [GET `/v1/kiwi/flights-search`](https://perceptlayer.com/apis/kiwi/flights-search) | `origin` `destination` `departure_date` +14 optional | 1 credit |
| [GET `/v1/kiwi/locations`](https://perceptlayer.com/apis/kiwi/locations) | `query` +3 optional | 1 credit |

Overview

## About the Kiwi.com API

## What you can get

The Kiwi.com API returns flights search, calendar cheapest dates, calendar price graph and explore price map as clean JSON. Each successful call costs one credit, and calls that fail are free.

Travel JSON REST MCP

### More travel APIs

[Agoda](https://perceptlayer.com/apis/agoda) [Airbnb](https://perceptlayer.com/apis/airbnb) [Booking.com](https://perceptlayer.com/apis/booking) [Economy Car Rentals](https://perceptlayer.com/apis/economy-car-rentals) [Eventbrite](https://perceptlayer.com/apis/eventbrite) [Expedia](https://perceptlayer.com/apis/expedia) [FlixBus](https://perceptlayer.com/apis/flixbus) [GetYourGuide](https://perceptlayer.com/apis/getyourguide) [Google Flights](https://perceptlayer.com/apis/google-flights) [Google Hotels](https://perceptlayer.com/apis/google-hotels) [Google Travel Explore](https://perceptlayer.com/apis/google-travel-explore) [HolidayCheck](https://perceptlayer.com/apis/holidaycheck)

Use cases

### Monitor fares and room rates

`Use the Kiwi.com API to monitor fares and room rates` 

### Check availability across dates

`Use the Kiwi.com API to check availability across dates` 

### Build travel search and comparison tools

`Use the Kiwi.com API to build travel search and comparison tools` 

FAQ

## Questions

**How much does the Kiwi.com API cost?**

Each successful call costs one credit. New accounts get free credits every month, and credit packs bring the price down as you scale.

**What format are responses in?**

Every endpoint returns JSON, with no HTML parsing on your side.

**Do I need a separate key for Kiwi.com?**

No. One key works for every API in the catalogue.

## Try the Kiwi.com API with 1,000 free credits

No credit card. Failed calls are never billed.

[Get a free API key](https://perceptlayer.com/signup) [Read the docs](https://perceptlayer.com/docs)