Frequently Asked Questions

Everything you need to know about tracking flight prices with Slipfare.

How does Slipfare work?

Forward your airline booking confirmation email to track@slipfare.com. Our AI parses the email to extract flight details, then monitors the price automatically. When the fare drops below what you paid, you get an alert so you can rebook and save.

Which airlines does Slipfare support?

Slipfare tracks cash fares on any airline searchable on Google Flights, including:

US Airlines

United American Delta Alaska Southwest JetBlue Spirit Frontier Hawaiian Sun Country

International Airlines

Air Canada British Airways Lufthansa Air France KLM Emirates Qatar Airways Singapore Airlines Cathay Pacific ANA JAL Korean Air Turkish Airlines LATAM Qantas Iberia Swiss Virgin Atlantic Icelandair Copa Airlines Avianca

+ hundreds more — any airline on Google Flights is supported.

Award flight tracking via seats.aero covers 24+ loyalty programs including United MileagePlus, Aeroplan, AAdvantage, Delta SkyMiles, and Alaska Mileage Plan.

Does Slipfare track award flights booked with miles or points?

Yes. Slipfare tracks award flight availability via seats.aero across 24+ loyalty programs. When the mileage price drops below what you paid, you get an alert. Award tracking is available on Pro and Ultra plans.

How do I get a refund when the price drops?

When you get a price drop alert, use the included rebooking link to purchase the cheaper fare, then cancel your original booking. Most airlines allow free cancellation within 24 hours, and many offer travel credits or fare difference refunds. United Airlines, for example, lets you rebook at the lower price and refunds the difference as a travel credit.

How often does Slipfare check prices?

Free plans check prices every 24 hours. Pro and Ultra plans check every 6 hours. Price checks run automatically in the background — no action needed from you.

Do I need to install an app?

No. Slipfare works entirely via email and a web dashboard. Forward your booking confirmation to track@slipfare.com to start tracking. Access your dashboard at app.slipfare.com from any browser.

Is Slipfare free?

Yes, Slipfare has a free plan that lets you track up to 3 flights with daily price checks. No credit card required. Paid plans start at $5/month for more flights, faster checks, and award flight tracking.

How does email-to-track work?

Forward any airline booking confirmation email to track@slipfare.com. Our AI reads the email and extracts the flight details — routes, dates, cabin class, and price paid. If it's your first email, your account is created automatically. The flight starts being tracked within seconds.

Still have questions?

Try it out — forward your next booking confirmation to track@slipfare.com and see for yourself.

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