CA $1,185 Cheap Flights from Denver (DEN) to Busan (PUS)

View CA $1,185 flight on Sun, Aug 2, 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Gimhae Airport (PUS)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Denver (DEN) to Busan (PUS)

Prices were available within the past 7 days and start at CA $1,185 for one-way flights and CA $2,280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,280 Roundtrip, found 1 day ago
CA $2,280
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,280 found 1 day ago
Alaska Airlines
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,444 Roundtrip, found 1 day ago
CA $2,444
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,444 found 1 day ago
Delta
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,555 Roundtrip, found 1 day ago
CA $2,555
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,555 found 1 day ago
Delta
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,624 Roundtrip, found 1 day ago
CA $2,624
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,624 found 1 day ago
Alaska Airlines
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,701 Roundtrip, found 1 day ago
CA $2,701
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,701 found 1 day ago
Alaska Airlines
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,825 Roundtrip, found 1 day ago
CA $2,825
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,825 found 1 day ago
Delta
Sun, Aug 2 - Sat, Aug 22
DEN
Denver
PUS
Busan
CA $2,829 Roundtrip, found 1 day ago
CA $2,829
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Aug 2 from Denver to Busan, returning Sat, Aug 22, priced at CA $2,829 found 1 day ago
Alaska Airlines
Thu, May 28 - Sat, Jun 6
DEN
Denver
PUS
Busan
CA $2,857 Roundtrip, found 1 day ago
CA $2,857
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, May 28 from Denver to Busan, returning Sat, Jun 6, priced at CA $2,857 found 1 day ago
Alaska Airlines
Tue, May 26 - Tue, Jun 2
DEN
Denver
PUS
Busan
CA $2,883 Roundtrip, found 1 day ago
CA $2,883
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, May 26 from Denver to Busan, returning Tue, Jun 2, priced at CA $2,883 found 1 day ago
China Airlines
Thu, May 28 - Sat, Jun 6
DEN
Denver
PUS
Busan
CA $3,479 Roundtrip, found 1 day ago
CA $3,479
Roundtrip
found 1 day ago
Select China Airlines flight, departing Thu, May 28 from Denver to Busan, returning Sat, Jun 6, priced at CA $3,479 found 1 day ago

Frequently asked questions

How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae), 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 time to fly from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
There are approximately 28 connecting flights per day from Denver Intl. (DEN) to Gimhae (PUS). Some common connection points include Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO), and Los Angeles Intl. (LAX).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
The earliest flight from Denver International Airport (DEN) to Gimhae (PUS) typically departs at approximately 12:35 AM local time. This service is operated by Delta and Korean Air. This is a seasonal service active in April. An early departure like this can help maximize 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
You'll typically find the most flights from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) on a Saturday, with around 47 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and Southwest Airlines. Saturday offers notably more flight options compared to other days.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
The most popular departure times for flights from Denver International Airport (DEN) to Gimhae (PUS) are in the morning, from 6am to 9am. About 41% of passengers prefer this time window. Many major carriers, including Delta Air Lines, Korean Air and Alaska Airlines, offer flights during this window. This timing works well because it allows you to start your journey early and arrive at your destination with plenty of time left in the day.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
A flight from DEN to PUS with a layover takes around 22 hours, with the route covering approximately 6,231 miles. 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
Select the "Business class" and "First class" filters when looking for DEN to PUS 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) 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 Busan from Denver Intl. (DEN)?
If you're planning to travel to Busan from Denver Intl. (DEN), you can fly into Gimhae (PUS) Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Seattle - Tacoma Intl. (SEA), Salt Lake City Intl. (SLC) before reaching Busan. 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) 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 Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae)?
If you booked your Denver, CO (DEN-Denver Intl.) to Busan (PUS-Gimhae) 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
Denver Intl.
Destination airport
Gimhae
Roundtrip price
CA $2,279
Distance
9968 km

Book with confidence

Denver to Busan Flights

The easy way to book your flights from Denver to Busan 

With Expedia, it’s simple to find and book flights to Busan from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Gimhae, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Denver to Busan today, tomorrow, or this week.  

 

Save dollars with cheap flights from Denver Intl., DEN to Gimhae, PUS 

Sort your search results by price to find great deals on your flight from Denver to Busan—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Busan from Denver currently is just CA $2,280 rising to CA $3,479.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Busan  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Busan from Denver 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Busan with Expedia today.

Denver to Busan Flights

Explore a world of travel with Expedia

*Available to Expedia members.