Cheap Flights from Guam (GUM) to Seoul (ICN)

View AU$345 flight on Mon, 1 June 2026Opens in a new window

Popular airlines from Barrigada - A.B. Won Pat International Airport (GUM) to Incheon Intl. Airport (ICN)

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Cheap Flights from Guam (GUM) to Seoul (ICN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Fri, 28 Aug - Sun, 6 Sept
GUM
Guam
ICN
Seoul
AU$929 Return, found 10 hours ago
AU$929
Return
found 10 hours ago
Select Philippine Airlines flight, departing Fri, 28 Aug from Guam to Seoul, returning Sun, 6 Sept, priced at AU$929 found 10 hours ago
Philippine Airlines
Mon, 25 May - Mon, 1 June
GUM
Guam
ICN
Seoul
AU$1,125 Return, found 3 days ago
AU$1,125
Return
found 3 days ago
Select Philippine Airlines flight, departing Mon, 25 May from Guam to Seoul, returning Mon, 1 June, priced at AU$1,125 found 3 days ago

Frequently asked questions

What is the cheapest month to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
October is typically the cheapest month to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.), with average return fares of approximately 465 AUD. This is about 22% lower than the average price throughout the year. October often sees lower prices as it's outside peak holiday seasons, leading to reduced demand. Other cheap months to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) include March and November.
Which airlines fly direct from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
Enter GUM to ICN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
To find a cheap flight from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
The best airline to fly with from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) will differ from traveller to traveller. If you like to fly early, LJ offers early morning flights. If price is the most important factor, KE typically offers the lowest fares. PR offers the most daily flights from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
The best time to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) for the best value is typically October or March. Based on booking data from the past year, you can find return flights for around 465 AUD during these months. While we don't have specific popularity data for these months, these prices suggest a good opportunity to visit Seoul without breaking the bank.
How many flights per day from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
There are approximately 4 nonstop flights per day from Guam (GUM-A.B. Won Pat Intl.) (GUM) to Seoul (ICN-Incheon Intl.) (ICN). For even more choice, look at flights that include layovers, as there are around 9 connecting flights per day. Some common connection points include Ninoy Aquino Intl. (MNL), Mactan - Cebu Intl. (CEB), and Narita Intl. (NRT).
What is the earliest flight from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
The earliest flight from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) typically departs at approximately 12:20 AM local time. This is a seasonal service active in September, October, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
You'll typically find the most flights from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) on a Wednesday, with around 10 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Korean Air, and Philippine Airlines. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
The most popular departure times for flights from A.B. Won Pat Intl. (GUM) to Incheon Intl. (ICN) are in the early morning, from midnight to 3am. Around 31% of passengers reckon this time window's best. Heaps of major carriers, including Korean Air, Jin Air and T'way Air, offer flights during this window. These times work well because you can make the most of your time in Guam before your flight, and you'll arrive in Seoul in the morning, ready to start your day.
How long does it take to fly from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
A nonstop flight from GUM to ICN typically takes around 4 hours 50 minutes, covering approximately 2,004 miles. Connecting flights on this route usually add 5 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
Select the "Business class" and "First class" filters when looking for GUM to ICN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) flight with Expedia?
It's easy to earn miles on a Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seoul from A.B. Won Pat Intl. (GUM)?
When traveling from A.B. Won Pat Intl. (GUM) to Seoul, you can fly into Incheon Intl. (ICN) and Gimpo Intl. (GMP). Some flights may connect through major hubs like Ninoy Aquino Intl. (MNL), Mactan - Cebu Intl. (CEB), Narita Intl. (NRT) before reaching Seoul. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) at the last minute?
Typically, booking a last minute flight from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) flight and hotel package?
Securing a Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.)?
If you booked your Guam (GUM-A.B. Won Pat Intl.) to Seoul (ICN-Incheon Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
A.B. Won Pat Intl.
Destination airport
Incheon Intl.
Airlines serving
Philippine Airlines
Return price
AU$929
Distance
3207 km
Average flight time
3 hours 42 mins

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Your quick guide to flights from Guam to Seoul

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Your quick guide to flights from Guam to Seoul

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