$433 Cheap Flights from Busan (PUS) to Philadelphia (PHL)

View $433 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Busan to Philadelphia (PUS-PHL)

Prices were available within the past 7 days and start at $433 for one-way flights and $843 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Dec 23 - Thu, Jan 1
PUS
Busan
PHL
Philadelphia
$843 Roundtrip, found 3 days ago
$843
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Dec 23 from Busan to Philadelphia, returning Thu, Jan 1, priced at $843 found 3 days ago
Korean Air
Wed, Dec 24 - Thu, Jan 1
PUS
Busan
PHL
Philadelphia
$854 Roundtrip, found 2 days ago
$854
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Dec 24 from Busan to Philadelphia, returning Thu, Jan 1, priced at $854 found 2 days ago
Korean Air
Tue, Dec 23 - Thu, Jan 1
PUS
Busan
PHL
Philadelphia
$855 Roundtrip, found 3 days ago
$855
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Dec 23 from Busan to Philadelphia, returning Thu, Jan 1, priced at $855 found 3 days ago
Korean Air
Wed, Dec 24 - Thu, Jan 1
PUS
Busan
PHL
Philadelphia
$861 Roundtrip, found 2 days ago
$861
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Dec 24 from Busan to Philadelphia, returning Thu, Jan 1, priced at $861 found 2 days ago
Korean Air
Wed, Dec 24 - Sun, Jan 4
PUS
Busan
PHL
Philadelphia
$863 Roundtrip, found 3 days ago
$863
Roundtrip
found 3 days ago
Select Korean Air flight, departing Wed, Dec 24 from Busan to Philadelphia, returning Sun, Jan 4, priced at $863 found 3 days ago
Jeju Air
Fri, Nov 21 - Sun, Nov 30
PUS
Busan
PHL
Philadelphia
$982 Roundtrip, found 3 days ago
$982
Roundtrip
found 3 days ago
Select Jeju Air flight, departing Fri, Nov 21 from Busan to Philadelphia, returning Sun, Nov 30, priced at $982 found 3 days ago
Korean Air
Wed, Dec 24 - Thu, Jan 1
PUS
Busan
PHL
Philadelphia
$984 Roundtrip, found 2 days ago
$984
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Dec 24 from Busan to Philadelphia, returning Thu, Jan 1, priced at $984 found 2 days ago
Korean Air
Fri, Nov 21 - Sun, Nov 30
PUS
Busan
PHL
Philadelphia
$987 Roundtrip, found 3 days ago
$987
Roundtrip
found 3 days ago
Select Korean Air flight, departing Fri, Nov 21 from Busan to Philadelphia, returning Sun, Nov 30, priced at $987 found 3 days ago
Air China
Tue, Dec 23 - Sat, Jan 3
PUS
Busan
PHL
Philadelphia
$2,390 Roundtrip, found 3 days ago
$2,390
Roundtrip
found 3 days ago
Select Air China flight, departing Tue, Dec 23 from Busan to Philadelphia, returning Sat, Jan 3, priced at $2,390 found 3 days ago
Japan Airlines
Fri, Nov 21 - Sun, Nov 30
PUS
Busan
PHL
Philadelphia
$4,295 Roundtrip, found 3 days ago
$4,295
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Fri, Nov 21 from Busan to Philadelphia, returning Sun, Nov 30, priced at $4,295 found 3 days ago
Flights from Busan (PUS) to Philadelphia (PHL)
Origin airport
Gimhae
Destination airport
Philadelphia Intl.
Roundtrip price
$842
Distance
7027 mi

Busan to Philadelphia Flights

The cheapest times to fly from Busan to Philadelphia

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 Busan to Philadelphia are during the month of December. You can find some of the cheapest flights from Busan to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Busan to Philadelphia

Sunday is one of the best days to book for cheap flights from Busan to Philadelphia: 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 Busan to Philadelphia

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 Busan to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $433 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 Busan to Philadelphia 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 Busan to Philadelphia 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 Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL) cost?
Get a cheap one-way flight from $433 or cheap return flight from $843 from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)?
The cheapest month to fly from PUS to PHL is December, when demand is low. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)?
To find the cheapest airline flying from PUS to PHL, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)?
Direct flights from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PUS to PHL?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)?
To avoid possible delays on the Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL) last-minute?
Booking your flight from PUS to PHL just before your getaway is generally more expensive. However, if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a PUS to PHL flight and hotel package?
Securing a PUS to PHL 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. Choose from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gimhae Airport (PUS) to Philadelphia Intl. Airport (PHL)?
If you reserved your PUS to PHL flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.