AirHint found the following cheapest return flights from Newark (EWR) to Seoul (ICN) in July 2025 (see full year).

Return flights

28 Jul - 30 Aug	Spirit Airlines
29 Jul - 26 Aug	Spirit Airlines
31 Jul - 31 Aug	Air Premia
29 Jul - 20 Aug	Spirit Airlines
31 Jul - 20 Aug	Air Premia
28 Jul - 05 Aug	Spirit Airlines
29 Jul - 31 Jul	Air Canada
27 Jul - 30 Jul	Air Canada
28 Jul - 05 Aug	Air Premia	direct
27 Jul - 21 Aug	Air Premia
31 Jul - 31 Aug	Air Premia	direct
30 Jul - 06 Aug	Air Premia	direct
27 Jul - 31 Jul	Air Canada
27 Jul - 29 Jul	Air Canada
27 Jul - 31 Jul	Air Premia	direct
27 Jul - 30 Jul	Air Premia	direct
27 Jul - 29 Jul	Air Premia	direct
28 Jul - 31 Jul	SWISS

Also check the deals for one-way flights from Newark to Seoul in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Newark to Seoul in July from 1068€

Return flights