Enter your flight number. FlyBack calculates your EU261/UK261 entitlement in seconds and writes the compensation demand letter for you.
Product
Three steps. No lawyers. No paperwork.
01
Haversine distance · EU261 Article 7 tiers · Results in 3 seconds
ICN
Seoul
LHR
London
Compensation
€600
≈ ₩900,000
4h 12m delay · 9,012 km
02
≤1,500km→€250 · ≤3,500km→€400 · >3,500km→€600
EU261 calculation
03
Legally-precise demand letter citing exact regulation article, distance, and delay duration.
Claim letter
04
Timeline dashboard. Status from Draft to Resolved. Reminders if no reply in 14 days.
My claims
€1,250 total
BA 0007
ICN → LHR
€600
Submitted
KE 902
ICN → CDG
€400
Resolved
OZ 521
ICN → FRA
€250
Pending
Process
Enter flight number + date. FlyBack looks up delay data, computes great-circle distance, and applies EU261 Article 7 tiers — in under 3 seconds.
FlyBack writes a legally-precise demand letter citing the exact regulation article, your route distance, and delay duration. Download as PDF or copy text.
Submit to the airline via their web form or by email. Track status in your dashboard. Escalate to the NEB if rejected. Most airlines pay within 6–8 weeks.
Compliance
FlyBack references regulation text directly — no intermediary interpretation. Your rights come from the law itself.
Articles 5, 6, and 7 — delays, cancellations, and denied boarding. Full coverage.
Post-Brexit retained law. Applies to all flights departing UK airports.
Flight check data is session-only. Nothing is stored server-side.
IATA airport coordinates. Great-circle distance, not scheduled route data.
Eligibility checking is free. Claim letter generation requires a $10/month subscription.
We generate letters. We are not a law firm and do not provide legal advice.
Use cases
FAQ
Enter your flight number. 30 seconds to know if you're owed up to €600.