Transportation – Free-tier APIs
74 Free-tier APIs in the category Transportation. Free public web APIs that developers and AI agents can call. Entries come from the open public-apis list; each link was checked automatically (HTTP status) on the date shown, which says the site responded, not that the API is good.
Aether-X Port Congestion Oracle
Predictive port congestion, ETA delay and freight volatility signals for 16 global ports
AirportMiles
Airport codes, distances, routes and passenger numbers as static JSON files
airportsapi
Get name and website-URL for airports by ICAO code
Amadeus for Developers
Travel Search - Limited usage
apilayer aviationstack
Real-time Flight Status & Global Aviation Data API
Apimetro
Geospatial data for Mexico City public transport system (Metro, Metrobús, Cablebús, RTP, etc.)
ArcNautical
Screen any ship by IMO for OFAC/EU/UN/UK sanctions, ownership opacity and a vetting grade
Aviation Safety Data
164,068 aircraft accident narratives from 128 official investigation authorities, plus FAA data
AZ511
Access traffic data from the ADOT API
BC Ferries
Sailing times and capacities for BC Ferries
BIC-Boxtech
Container technical detail for the global container fleet
Boston MBTA Transit
Stations and predicted arrivals for MBTA
Can I enter
Visa and entry requirements for 199 passports, cited to official sources, verified daily
ChargeAlong
EV charging sites in AU, NZ, US, UK and Canada, with nearby search and trip planning
Community Transit
Transitland API
Compare Flight Prices
API for comparing flight prices across platforms
ConnectMeGuru
Search and purchase prepaid travel eSIM data plans across 190+ countries
Cruise Itinerary
Cruise sailings, day-by-day itineraries, weekly fare history, port traffic and a cruise price index
CruiseFeed
Normalized cruise line inventory: ships, sailings, itineraries, ports and lead-in fares
CTS
CTS Realtime API
Grab
Track deliveries, ride fares, payments and loyalty points
GraphHopper
A-to-B routing with turn-by-turn instructions
GTFS Scorecard
Data-quality grades and prioritized fixes for 2,400+ public transit GTFS feed records
Land Transport Authority DataMall, Singapore
Singapore transport information
LiveTrafficCam
Live US state DOT traffic cameras with verified live status and measured uptime
Navitia
The open API for building cool stuff with transport data
On va où ?
Bike, scooter, motorcycle, wheelchair and walking routes across Europe, with safety indicators
Open Charge Map
Global public registry of electric vehicle charging locations
OpenSky Network
Free real-time ADS-B aviation data
OpenVan
Fuel prices for 121 countries, food cost index & vanlife weather scores for RV travel
Orizn Visa
Visa requirements for 199 countries, 39K+ passport-destination pairs in 15 languages
Pumperly
Fuel prices and EV chargers near a point, in a map area or along a route, as GeoJSON
Railworks
Irish Rail planned engineering works: affected stations, DART closures, change log and ICS feeds
REFUGE Restrooms
Provides safe restroom access for transgender, intersex and gender nonconforming individuals
Road511
Unified traffic data from 65 US/CA jurisdictions: events, cameras, signs, bridges, truck routes
Sabre for Developers
Travel Search - Limited usage
Schiphol Airport
Schiphol
SMKlog
Live parcel shipping rates and labels from a plain-words item description
Stadiq
Road works, transit disruptions and air quality for Antwerp and Flanders
Strait of Hormuz Ship Monitor
Live AIS vessel traffic, crossings and oil flow through the Strait of Hormuz
Tankerkoenig
German realtime gas/diesel prices
TransCAPI
Live bus and rail departures, vehicles, disruptions and journey planning for Great Britain
TransitLand
Transit Aggregation
Transport for Auckland, New Zealand
Auckland Transport
Transport for Belgium
The iRail API is a third-party API for Belgian public transport by train
Transport for Berlin, Germany
Third-party VBB API
Transport for Bordeaux, France
Bordeaux Métropole public transport and more (France)
Transport for Budapest, Hungary
Budapest public transport API
Transport for Czech Republic
Czech transport API
Transport for Finland
Finnish transport API
Transport for Grenoble, France
Grenoble public transport
Transport for Hessen, Germany
RMV API (Public Transport in Hessen)
Transport for Lisbon, Portugal
Data about buses routes, parking and traffic
Transport for Los Angeles, US
Data about positions of Metro vehicles in real time and travel their routes
Transport for Manchester, England
TfGM transport network data
Transport for Norway
Transport APIs and dataset for Norway
Transport for Ottawa, Canada
OC Transpo API
Transport for Spain
Public trains of Spain
Transport for Sweden
Public Transport consumer
Transport for Switzerland
Official Swiss Public Transport Open Data
Transport for Switzerland
Swiss public transport API
Transport for The Netherlands
OVAPI, country-wide public transport
Transport for UK
Transport API and dataset for UK
Transport for United States
NextBus API
Transport for Vancouver, Canada
TransLink
Transport for Washington, US
Washington Metro transport API
transport.rest
Community maintained, developer-friendly public transport API
Travel Risk Aviation
Flight status, airports, airlines, airline safety and in-flight Wi-Fi data
Tripadvisor
Rating content for a hotel, restaurant, attraction or destination
Uber
Uber ride requests and price estimation
Velib metropolis, Paris, France
Velib Open Data API
Windsock
Aircraft valuations, FAA registry lookups, cost of ownership and aviation market data