COK–CMB's 314 miles fall in Avios' ≤650-mile band: 14,000 for SriLankan business one-way. A short widebody/narrowbody J hop for the price of a domestic economy award — book it when SriLankan opens partner Saver space.
Feed it: 14,000 HDFC Reward Points (1:1) · 28,000 Amex Membership Rewards (2:1) · 14,000 HSBC Reward Points (1:1)