Most travellers find the cheapest round-trip flights to Seoul when choosing a flight departing in April.
From most locations, to find the best deals on airfare, our data shows that users booking 60 days before flying found the cheapest flight to Seoul.
In general, booking your departure to Seoul for a Monday represents the best deal on airfare. Try to avoid a Saturday departure to stay away from the highest prices.
Our data shows that the cheapest Seoul flights are usually those with afternoon departure times. morning flights are often costlier.