Cheap flights from Seoul to Shanghai from $140

The cheapest month to fly to Shanghai Hongqiao Intl Airport from Seoul is in March. Flight prices, which tend to average around $236, are often lower during this time because this is during the off-season. If you don’t want to visit Shanghai Hongqiao Intl Airport in March, then you should wait until April to fly from Seoul, when ticket prices are also cheap, with an average price of $244.

The cheapest day to depart from Seoul to Shanghai Hongqiao Intl Airport is on a Friday. Travelers who choose to depart for Shanghai Hongqiao Intl Airport on a Friday will often find tickets for as low as $338. On the other hand, Saturday is the most expensive day to depart from Seoul because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $472.

Our most recent data shows that the best time of day to fly to Shanghai Hongqiao Intl Airport is in the morning. Flights from Seoul to Shanghai Hongqiao Intl Airport during this time can be as low as $336. Try not to purchase tickets in the evening because they tend to be around $449. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Seoul Gimpo Intl to Shanghai Hongqiao Intl for the best Seoul - Shanghai Hongqiao Intl flight prices

You are more likely to see cheaper flights to Shanghai Hongqiao Intl Airport from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Shanghai Hongqiao Intl Airport for around $263 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shanghai Hongqiao Intl Airport from Seoul for as low as $183 on momondo.

There are 3 cabin classes available to choose from on Seoul to Shanghai Hongqiao Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 38% on your flight if you consider stops on a Seoul to Shanghai Hongqiao Intl Airport flight.

As of November 2026, prices for Seoul to Shanghai Hongqiao Intl Airport flights are approximately 45% more expensive when compared to flights at the same time last year.

Shandong Airlines, Cathay Pacific, and China Eastern are the most popular carriers operating from Seoul to Shanghai Hongqiao Intl

China Eastern, China Southern and Asiana Airlines are the top three most popular airlines that fly to Shanghai Hongqiao Intl Airport from Seoul according to our data. China Eastern is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Shanghai Hongqiao Intl Airport. Keep in mind that there are 4 different airlines that fly to Shanghai Hongqiao Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 5% of flights between Seoul and Shanghai have experienced a delay on any given week. The average delay length over the past 12 months has been 78 minutes.

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

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

According to our data, Korean Air have had the least number of delays on this route over the last 12 months; with about 3% of their flights experiencing any sort of delay.

As of November 2026, there are 12 flights per day flying from Seoul to Shanghai Hongqiao Intl Airport. The most common time of day flights depart is 8:00AM, with 41% of flights taking off in the afternoon.

The number of flights available between Seoul and Shanghai Hongqiao Intl Airport is 84 per week as of November 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.