Cheap flights from South Korea to New York from $398

The cheapest month to fly to Newark Airport from South Korea is in November. Flight prices, which tend to average around $525, are often lower during this time because this is during the off-season. If you don’t want to visit Newark Airport in November, then you should wait until October to fly from South Korea, when ticket prices are also cheap, with an average price of $588.

The cheapest day to depart on your flight to Newark Airport is on a Saturday when prices can be found for as low as $563. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from South Korea to Newark Airport for around $751.

The cheapest time of day to fly to Newark Airport is in the afternoon when flights can be purchased for as low as $535. Flights in the evening are often more expensive with an average ticket price of $655.

Fly from Incheon Intl to Newark for the best South Korea - Newark flight prices

You are more likely to see cheaper flights to Newark Airport from South Korea when booking weeks ahead of your departure date. In general, you can expect to find flights to Newark Airport for around $733 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Newark Airport from South Korea for as low as $656 on momondo.

There are 3 cabin classes available to choose from on South Korea to Newark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

AIR PREMIA, United Airlines, and Japan Airlines are the most popular carriers operating from South Korea to Newark

AIR PREMIA, United Airlines and Air Canada are the top three most popular airlines that fly to Newark Airport from South Korea according to our data. AIR PREMIA is the first choice among our users, with 81% of people opting to fly with this airline when traveling to Newark Airport. Keep in mind that there are 4 different airlines that fly to Newark Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between South Korea and Newark have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, AIR PREMIA have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

The number of flights available between South Korea and Newark Airport is 5 per week as of March 2026. The most frequent departure day is Tue, with 20% of weekly flights leaving on this day.

Flight times vary depending on what airport in South Korea you fly out of and what airport in Newark Airport you fly into. For example, flying from Incheon to New York John F Kennedy Intl Airport takes 14h on average. On the other hand, flying from Seoul to New York John F Kennedy Intl Airport takes 16h 05m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.