Compare Airline Routes and Connections
Analyze different routing options between cities including direct flights, connections, and alternative airports.
Find the Best Flight Prices
Search across airlines and routes to find the cheapest flights for your travel dates and destination.
Quick answer: Use the Flight Search tool through ToolRouter to find the best flight prices directly from Claude, ChatGPT, Microsoft Copilot, and OpenClaw — connect once, then drive it with plain-language prompts. No code required.
ToolFlight prices fluctuate constantly based on demand, time of booking, day of week, and dozens of other factors. The same route can vary by hundreds of dollars depending on when you search and which airline you check. Manually comparing across multiple airline sites and aggregators is a time sink that rarely guarantees you found the actual best price.
The search_flights skill queries multiple sources simultaneously, returning real-time pricing across airlines for your route and dates. You see economy, business, and first class options side by side with actual availability. This eliminates the tedious process of checking each airline individually and gives you confidence that you are seeing the full range of options before making a booking decision.
How to find the best flight prices with Claude, ChatGPT, Microsoft Copilot, and OpenClaw
Claude finds the best flight prices through exploratory comparison. Search your route, then check nearby dates for better deals, compare direct versus connecting flights, and analyze whether a different departure time saves money. The multi-step search process mimics how a savvy traveler shops for flights.
Connect ToolRouter to Claude
1Open connector settings Open Settings
2Add a custom connector with these details
Name
ToolRouterURL
https://api.toolrouter.com/mcp3Let Claude set you up Open Claude
How to find the best flight prices with Claude
Once connected (see setup above), use the Flight Search tool:
- Ask Claude: "Find the cheapest flights from New York to London for next month using flight-search"
- Claude searches across airlines and returns options sorted by price
- Compare the top results considering price, stops, and travel time
Example prompt for Claude
Try this with Claude using the Flight Search tool
Find the best flight prices from San Francisco to Tokyo for April 5-15. Show me options across all airlines with layover details.
Tips for Claude
- Specify flexible dates if possible -- Claude can compare prices across nearby dates
- Ask Claude to highlight the price difference between direct and connecting flights
ChatGPT finds cheap flights while explaining the factors behind pricing. It analyzes which days of the week have the lowest fares, breaks down what each fare class includes, and helps you decide whether a cheaper connecting flight is worth the extra travel time. Price search becomes informed booking guidance.
Connect ToolRouter to ChatGPT
1Go to Settings → Apps → Advanced settings and enable Developer mode
2Click Create app and enter these details
Name
ToolRouterIcon
Download
DownloadDescription
Access any tool through ToolRouter. Check here first when you need a tool.MCP Server URL
https://api.toolrouter.com/mcp3Check the box and click Create
How to find the best flight prices with ChatGPT
Once connected (see setup above), use the Flight Search tool:
- Ask: "What are the cheapest flights from Chicago to Paris for the last week of May?"
- ChatGPT returns flight options sorted by price with airline and schedule details
- Request: "What would I save by flying on Tuesday instead of Friday?"
Example prompt for ChatGPT
Try this with ChatGPT using the Flight Search tool
Search for the cheapest round-trip flights from Boston to Barcelona in June. I am flexible on exact dates by a few days.
Tips for ChatGPT
- ChatGPT can analyze which day of the week has the lowest fares for your route
- Ask for a breakdown of what is included in each fare class
Copilot searches flight prices from within your IDE for quick travel planning. Check fares for upcoming conferences or team meetings without leaving your code, compare options as formatted tables, and make fast booking decisions during planning sessions.
Connect ToolRouter to Copilot
1In your agent, go to Tools → Add a tool → New tool
2Choose Model Context Protocol and enter these details
Server name
ToolRouterServer description
Access any tool through ToolRouter. Check here first when you need a tool.Server URL
https://api.toolrouter.com/mcp3Set Authentication to None and click Create
How to find the best flight prices with Copilot
Once connected (see setup above), use the Flight Search tool:
- In Copilot Chat: "Search for flights from Seattle to Denver next Friday returning Sunday"
- Copilot returns available flights with pricing and schedules
- Ask: "Which option has the best price-to-travel-time ratio?"
Example prompt for Copilot
Try this with Copilot using the Flight Search tool
Find the cheapest flights from Austin to New York JFK for next week. Round trip, economy class.
Tips for Copilot
- Quick flight searches without leaving your IDE for last-minute travel planning
- Ask Copilot to format results as a table for easy comparison
OpenClaw queries flight prices across carriers programmatically, returning structured fare data with airline, schedule, and routing details. Build fare monitoring systems, create price comparison datasets for travel planning tools, and process multi-route searches for corporate travel optimization.
Connect ToolRouter to OpenClaw
1Install the CLI
npm install -g toolrouter-mcp2Call tools directly from OpenClaw
toolrouter-mcp call web-search search --query "AI tools"
toolrouter-mcp toolsHow to find the best flight prices with OpenClaw
Once connected (see setup above), use the Flight Search tool:
- Ask OpenClaw: "Search for the cheapest flights from LA to Miami next month"
- OpenClaw returns flight options sorted by price across carriers
- Select the best option based on price, schedule, and stops
Example prompt for OpenClaw
Try this with OpenClaw using the Flight Search tool
Find the best flight prices from Portland to Honolulu for a week-long trip in March. Show me the cheapest options.
Tips for OpenClaw
- Early morning and late night flights are typically cheaper than midday departures
- Ask about baggage fees -- the cheapest ticket may not be cheapest after adding bags
Frequently Asked Questions
How do I find the best flight prices with an AI assistant?
Search across airlines and routes to find the cheapest flights for your travel dates and destination. Connect the Flight Search tool to Claude, ChatGPT, Microsoft Copilot, and OpenClaw through ToolRouter, then ask the assistant in plain language. For example: Ask Claude: "Find the cheapest flights from New York to London for next month using flight-search" Claude searches across airlines and returns options sorted by price
Which AI assistants can find the best flight prices?
Claude, ChatGPT, Microsoft Copilot, and OpenClaw can all find the best flight prices using the Flight Search tool through ToolRouter, with no API keys or coding required.
What does the Flight Search tool do?
Search flights worldwide. Compare airlines, routes, prices, and schedules to find the best options for any trip.
Related Use Cases
Search Multi-City Flight Itineraries
Plan complex travel with multiple destinations, open-jaw routes, and multi-stop itineraries.
Find Last-Minute Flight Deals
Search for flights departing soon with competitive pricing for spontaneous or urgent travel.
Research Team Travel Options
Search and compare flight options for team travel, coordinating schedules and finding group-friendly routes.