We've found an exceptional premium economy fare from Istanbul to Seoul at €2,125 — that's 26% below the usual route average of €2,873. This Aegean, SWISS premium economy deal represents significant savings for travelers looking to fly round-trip between Istanbul and Seoul.

This round-trip journey features 2 stops with a total travel time of 52 hr 40 min. Outbound travel is on Apr 22, 2026, with a return on Apr 29, 2026.

We recommend booking directly through the airline or a trusted booking platform. At these discounted rates, availability can change quickly. Consider flexible fare options if your travel dates aren't fixed.

South Korea operates on the UTC+9 timezone, and the local currency is the KRW. The primary language spoken is Korean. A dynamic fusion of ancient palaces and K-pop culture, South Korea buzzes with Seoul's neon-lit nightlife, serene Buddhist temples, and some of Asia's best street food.

This deal was detected by our automated price comparison system, which continuously monitors flight prices across hundreds of routes. By comparing current prices against historical averages, we identify genuine discounts — not artificially inflated "sales." When we detect a price significantly below the route average, we flag it as a deal.