$474 Cheap Flights from Seoul (GMP) to Phoenix (PHX)

View $474 flight on Thu, Mar 5, 2026Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Seoul to Phoenix (GMP-PHX)

Prices were available within the past 7 days and start at $474 for one-way flights and $1,205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Fri, Jan 16 - Tue, Jan 20
GMP
Seoul
PHX
Phoenix
$1,205 Roundtrip, found 1 day ago
$1,205
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Fri, Jan 16 from Seoul to Phoenix, returning Tue, Jan 20, priced at $1,205 found 1 day ago
All Nippon Airways
Fri, Jan 16 - Tue, Jan 20
GMP
Seoul
PHX
Phoenix
$1,274 Roundtrip, found 1 day ago
$1,274
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Fri, Jan 16 from Seoul to Phoenix, returning Tue, Jan 20, priced at $1,274 found 1 day ago
All Nippon Airways
Mon, Feb 16 - Fri, Feb 27
GMP
Seoul
PHX
Phoenix
$1,303 Roundtrip, found 6 hours ago
$1,303
Roundtrip
found 6 hours ago
Select All Nippon Airways flight, departing Mon, Feb 16 from Seoul to Phoenix, returning Fri, Feb 27, priced at $1,303 found 6 hours ago
All Nippon Airways
Thu, Dec 18 - Wed, Dec 31
GMP
Seoul
PHX
Phoenix
$1,314 Roundtrip, found 5 days ago
$1,314
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Thu, Dec 18 from Seoul to Phoenix, returning Wed, Dec 31, priced at $1,314 found 5 days ago
Japan Airlines
Thu, Mar 5 - Tue, Mar 17
GMP
Seoul
PHX
Phoenix
$1,319 Roundtrip, found 5 days ago
$1,319
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Thu, Mar 5 from Seoul to Phoenix, returning Tue, Mar 17, priced at $1,319 found 5 days ago
Japan Airlines
Fri, Jan 16 - Tue, Jan 20
GMP
Seoul
PHX
Phoenix
$1,326 Roundtrip, found 1 day ago
$1,326
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Fri, Jan 16 from Seoul to Phoenix, returning Tue, Jan 20, priced at $1,326 found 1 day ago
All Nippon Airways
Tue, Sep 1 - Wed, Sep 30
GMP
Seoul
PHX
Phoenix
$1,361 Roundtrip, found 1 day ago
$1,361
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Sep 1 from Seoul to Phoenix, returning Wed, Sep 30, priced at $1,361 found 1 day ago
All Nippon Airways
Mon, Feb 16 - Fri, Feb 27
GMP
Seoul
PHX
Phoenix
$1,372 Roundtrip, found 6 hours ago
$1,372
Roundtrip
found 6 hours ago
Select All Nippon Airways flight, departing Mon, Feb 16 from Seoul to Phoenix, returning Fri, Feb 27, priced at $1,372 found 6 hours ago
All Nippon Airways
Sat, Nov 22 - Thu, Jan 29
GMP
Seoul
PHX
Phoenix
$1,374 Roundtrip, found 5 days ago
$1,374
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sat, Nov 22 from Seoul to Phoenix, returning Thu, Jan 29, priced at $1,374 found 5 days ago
Jeju Air
Sat, Mar 7 - Sat, Mar 14
GMP
Seoul
PHX
Phoenix
$1,468 Roundtrip, found 4 days ago
$1,468
Roundtrip
found 4 days ago
Select Jeju Air flight, departing Sat, Mar 7 from Seoul to Phoenix, returning Sat, Mar 14, priced at $1,468 found 4 days ago

Frequently asked questions

How much does a flight from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX) cost?
Snag a cheap one-way flight from $474 or cheap return flight from $1,205 from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX)?
January is the most affordable month to fly from GMP to PHX. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from GMP to PHX. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX)?
You'll need to take a flight with a layover if you're traveling from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from GMP to PHX?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX)?
To reach Sky Harbor Intl. Airport (PHX) without delays, pick a flight that takes off from Gimpo Intl. Airport (GMP) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX) last-minute?
Booking your plane ticket from GMP to PHX just before your trip is generally more expensive. But if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a GMP to PHX flight and hotel package?
Booking a GMP to PHX flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of hotels and then add flights, activities 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 Gimpo Intl. Airport (GMP) to Sky Harbor Intl. Airport (PHX)?
If you reserved your GMP to PHX flight in the last 24 hours, you may be able to cancel or modify it without any 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, visit our Customer Service portal for more information.

Travel information

Origin airport
Gimpo Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
All Nippon Airways, Japan Airlines
Roundtrip price
$1,205
Distance
6244 mi

Book with confidence

Seoul to Phoenix Flights

The cheapest times to fly from Seoul to Phoenix

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

 

The best time to book a flight from Seoul to Phoenix

Sunday is one of the best days to book for cheap flights from Seoul to Phoenix: 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 Seoul to Phoenix

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 Seoul to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $474 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 Seoul to Phoenix 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 Seoul to Phoenix 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.

 

Seoul to Phoenix Flights

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*Available to One Key members.