$203 Cheap Flights from Guam (GUM) to Busan (PUS)

View $203 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Barrigada - A.B. Won Pat International Airport (GUM) to Gimhae Airport (PUS)

Cheap Flights from Guam to Busan (GUM-PUS)

Prices were available within the past 7 days and start at $203 for one-way flights and $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Thu, Oct 16 - Mon, Oct 20
GUM
Guam
PUS
Busan
$341 Roundtrip, just found
$341
Roundtrip
just found
Select Korean Air flight, departing Thu, Oct 16 from Guam to Busan, returning Mon, Oct 20, priced at $341 just found
Korean Air
Thu, Oct 16 - Mon, Oct 20
GUM
Guam
PUS
Busan
$361 Roundtrip, just found
$361
Roundtrip
just found
Select Korean Air flight, departing Thu, Oct 16 from Guam to Busan, returning Mon, Oct 20, priced at $361 just found
Korean Air
Tue, Oct 14 - Fri, Oct 17
GUM
Guam
PUS
Busan
$371 Roundtrip, found 4 hours ago
$371
Roundtrip
found 4 hours ago
Select Korean Air flight, departing Tue, Oct 14 from Guam to Busan, returning Fri, Oct 17, priced at $371 found 4 hours ago
Korean Air
Sat, Aug 30 - Mon, Sep 1
GUM
Guam
PUS
Busan
$392 Roundtrip, found 5 days ago
$392
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sat, Aug 30 from Guam to Busan, returning Mon, Sep 1, priced at $392 found 5 days ago
Korean Air
Thu, Aug 14 - Fri, Aug 22
GUM
Guam
PUS
Busan
$401 Roundtrip, found 5 hours ago
$401
Roundtrip
found 5 hours ago
Select Korean Air flight, departing Thu, Aug 14 from Guam to Busan, returning Fri, Aug 22, priced at $401 found 5 hours ago
Korean Air
Fri, Aug 15 - Fri, Aug 22
GUM
Guam
PUS
Busan
$421 Roundtrip, found 2 days ago
$421
Roundtrip
found 2 days ago
Select Korean Air flight, departing Fri, Aug 15 from Guam to Busan, returning Fri, Aug 22, priced at $421 found 2 days ago
Korean Air
Mon, Aug 18 - Fri, Aug 22
GUM
Guam
PUS
Busan
$431 Roundtrip, found 5 hours ago
$431
Roundtrip
found 5 hours ago
Select Korean Air flight, departing Mon, Aug 18 from Guam to Busan, returning Fri, Aug 22, priced at $431 found 5 hours ago
Korean Air
Thu, Oct 16 - Mon, Oct 20
GUM
Guam
PUS
Busan
$434 Roundtrip, just found
$434
Roundtrip
just found
Select Korean Air flight, departing Thu, Oct 16 from Guam to Busan, returning Mon, Oct 20, priced at $434 just found
Philippine Airlines
Mon, Sep 1 - Sun, Sep 7
GUM
Guam
PUS
Busan
$500 Roundtrip, found 4 days ago
$500
Roundtrip
found 4 days ago
Select Philippine Airlines flight, departing Mon, Sep 1 from Guam to Busan, returning Sun, Sep 7, priced at $500 found 4 days ago
Japan Airlines
Fri, Aug 29 - Mon, Sep 1
GUM
Guam
PUS
Busan
$1,165 Roundtrip, found 1 day ago
$1,165
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Fri, Aug 29 from Guam to Busan, returning Mon, Sep 1, priced at $1,165 found 1 day ago

Alternative airports near Busan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gimhae PUS. Cheapest option available. Flights from $434
PUS
Gimhae
Cheapest
Flights from $434
Flights from Guam (GUM) to Busan (PUS)
Origin airport
A.B. Won Pat Intl.
Destination airport
Gimhae
Airlines serving
Japan Airlines, Korean Air, Philippine Airlines
Roundtrip price
$341
Distance
1794 mi
Average flight time
3 hours 12 mins

Guam to Busan Flights

The cheapest times to fly from Guam to Busan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Guam to Busan are during the month of October. You can find some of the cheapest flights from Guam to Busan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Guam to Busan

Sunday is one of the best days to book for cheap flights from Guam to Busan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Guam to Busan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Guam to Busan in 2025. You can also book with separate airlines for your outbound and return journeys, from $203 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Guam to Busan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Guam to Busan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS) cost?
You can book cheap return tickets starting at $341 from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Korean Air flight leaving GUM on August 17 2025 and touching down at PUS. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from GUM to PUS?
The cheapest flights from GUM to PUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
You can travel nonstop from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS) on a Jin Air flight.
What is the cheapest airline that flies from GUM to PUS?
Right now, the cheapest carrier operating one-way flights from GUM to PUS is Korean Air. You can jet off on this route from $203. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from GUM on October 16 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
On average, just 1 nonstop flight departs each day from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS). Need more options? Use Expedia's filters to find flights with layovers and add a new stop to your trip.
What are the most popular departure times for flights from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
The 2 AM departures from GUM to PUS are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're looking to save, choose a less crowded time to fly.
What day of the week has the most flights from GUM to PUS?
Jet off on a Saturday if you're looking for the biggest selection of flights from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS).
What is the earliest flight from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
Catch the earliest flight at around 2:35AM UTC+10, departing from A.B. Won Pat Intl. Airport (GUM). You'll be in the air for roughly 4h 30m, coming in to land at Gimhae Airport (PUS) at approximately 6:05AM UTC+9.
How long does it take to fly from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
The average flight duration from GUM to PUS is 4 hours and 30 minutes, covering a total distance of 1,800 mi.
What airline has the least delays from GUM to PUS?
Korean Air has the best track record for on-time direct flights from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS), with an on-time rating of 88%. Use the Expedia App to view your flight schedule before you jet off and get real-time updates about any changes.
What is the best time to fly from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
To touch down at Gimhae Airport (PUS) on time, choose a flight that leaves A.B. Won Pat Intl. Airport (GUM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Busan from A.B. Won Pat Intl. Airport (GUM)?
If you're on a direct flight from A.B. Won Pat Intl. Airport (GUM) to Busan, Gimhae Airport (PUS) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS) last-minute?
Last-minute bookings from GUM to PUS are typically more expensive. For the lowest prices, start searching for flights as early as possible. That said, if you're flexible with your travel plans, you may score a cheap ticket right before your trip.
Is it cheaper to book a GUM to PUS flight and hotel package?
You'll typically save money by securing a GUM to PUS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from A.B. Won Pat Intl. Airport (GUM) to Gimhae Airport (PUS)?
If you booked your GUM to PUS flight in 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 purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.