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$1,351+ Cheap flights from Denver (DEN) to Busan (PUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PUS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Denver to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Busan (PUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$1,351
(FlightHub)

Popular in

June

Cheapest in

May

Average price

$2,775
From Denver Intl to Busan Gimhae
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($253 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($129 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Denver to Busan

Cheapest flights from Denver to Busan
Explore the most affordable flight options available from Denver to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/246:15 amDEN - PUS
2 stops43h 35mChina Eastern
Fri 9/265:50 pmPUS - DEN
2 stops39h 19mChina Eastern
Deal found 6/12$1,351
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:15 amDEN - PUS
2 stops34h 30mDelta
Sat 11/112:00 pmPUS - DEN
2 stops21h 55mDelta
Deal found 6/11$1,442
This Gurufare deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/246:15 amDEN - PUS
2 stops43h 35mMultiple Airlines
Fri 9/267:00 amPUS - DEN
2 stops28h 27mMultiple Airlines
Deal found 6/10$1,534

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Busan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Denver to Busan that are best for you.

Fly from

Denver

Fly to

Busan

Route

Depart

Return

Price

DenverBusan

DEN - PUS

DENPUS

Denver Intl

Thu 7/24

6:15 am-4:50 pm

2 stops43h 35m

Busan Gimhae

Fri 9/26

5:50 pm-6:09 pm

2 stops39h 19m

$1,351

DenverBusan

DEN - PUS

DENPUS

Denver Intl

Wed 10/15

6:15 am-7:45 am

2 stops34h 30m

Busan Gimhae

Sat 11/1

12:00 pm-6:55 pm

2 stops21h 55m

$1,442

DenverBusan

DEN - PUS

DENPUS

Denver Intl

Thu 7/24

6:15 am-4:50 pm

2 stops43h 35m

Busan Gimhae

Fri 9/26

7:00 am-8:27 pm

2 stops28h 27m

$1,534

DenverBusan

DEN - PUS

DENPUS

Denver Intl

Sat 11/22

6:00 am-11:45 am

2 stops37h 45m

$9,558

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Denver to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Busan

Rainfall in Busan by month

Plan your trip to Busan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Busan ranges from 0.9 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. December is typically the driest time to visit Busan when rainfall is around 0.9 in.

Temperature in Busan by month

Plan your trip to Busan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Busan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Busan

Get insights into the airlines that provide service to Busan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Busan. Reviews last updated June 12, 2025.
China Eastern
7.2
Good
150 reviews

Entertainment

6.1

Boarding

7.7

Comfort

7.2

Food

7.0

Overall

7.2

Crew

7.9

Reviews

1 / 3
2.0
Mediocre

Anonymous,Apr 2025

FOC - PVG

The pillow and blanket were dirty, my son got multiple bites in the flight
China Eastern
7.2
Good
150 reviews
China Eastern
7.2
Good
150 reviews

Entertainment

6.1

Boarding

7.7

Comfort

7.2

Food

7.0

Overall

7.2

Crew

7.9

Reviews

1 / 3
2.0
Mediocre

Anonymous,Apr 2025

FOC - PVG

The pillow and blanket were dirty, my son got multiple bites in the flight

Related info for your journey

Find useful and relevant information for your journey from Denver to Busan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Denver to Busan round-trip?

    China Eastern, at $1,351, was found to be the cheapest airline from Denver to Busan.. China Eastern is 9% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Denver to Busan that include hotel bookings?

    Yes. In addition to deals on Denver to Busan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Busan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Busan.

  • Can I find deals for business class flights from Denver to Busan?

    Yes. Cheapflights offers flight deals from Denver to Busan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Busan?

    Currently, August is the cheapest month in which you can book a flight from Denver to Busan (average of $1,166). Flying from Denver to Busan in December is currently the most expensive (average of $2,247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Denver to Busan

See prices for flight routes from nearby airports that may be better suited for you.
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Denver to Cheongju flights

Top airline flying from Denver to Busan

Discover the top airline that operate flights from Denver to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$1,308Average$1,802FlexibilityNo cancel feeOn-time81%

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