Cheap flights from Tamuning to Seoul from $71

The cheapest month to fly to Incheon Intl Airport from Tamuning is in September. Flight prices, which tend to average around $190, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of September, then departing from Tamuning during the month October is also very affordable. Most momondo users find prices during this month for around $199.

The cheapest day to depart from Tamuning to Incheon Intl Airport is on a Thursday when prices can be found for as low as $222. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $285. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

In the morning is the cheapest time of day to fly from Tamuning to Incheon Intl Airport when you can find flight prices for as low as $222. Flying to Incheon Intl Airport in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $352 on average. Flights to Incheon Intl Airport from Tamuning in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Tamuning Guam Intl to Incheon Intl for the best Tamuning Guam Intl - Incheon Intl flight prices

You are more likely to see cheaper flights to Incheon Intl Airport from Tamuning when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $244 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Tamuning for as low as $181 on momondo.

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

Air Seoul is the most popular carrier operating from Tamuning Guam Intl to Incheon Intl

Jin Air, Air Seoul and Korean Air are the top three most popular airlines that fly to Incheon Intl Airport from Tamuning according to our data. Jin Air is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 5 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Tamuning and Incheon have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning 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. 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 4% of their flights experiencing any sort of delay.

As of June 2026, 4 flights take off from Tamuning and land in Incheon Intl Airport each day. The most common flight departure time for this route is 2:00AM, with 70% of daily flights taking off in the morning.

32 flights are operational weekly from Tamuning to Incheon Intl Airport as of June 2026. The most popular departure day for this route is Fri, with 22% of flights per week taking off on this day.