$517+ Cheap flights from Colorado to Busan (PUS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PUS
Dec 3 — Dec 101
1 adult, Economy
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Find cheap flights from Colorado to Busan with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to Busan
Keep the following information in mind while searching for Colorado to Busan flight deals. Data was last updated November 3, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,689 (Delta) |
One-way from | $517 (Kiwi.com) |
Popular in | June |
Cheapest in | May |
Average price | $1,322 |
Find flight deals from Colorado to Busan
Best flights from Colorado to BusanDiscover carefully curated flight deals from Colorado to Busan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
Discover carefully curated flight deals from Colorado to Busan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
This Delta deal was found by Cheapflights users on 10/31. 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.
Sun 3/13:40 pmDEN - PUS
2 stops35h 55mDelta
Thu 3/54:10 pmPUS - DEN
2 stops19h 53mDelta
Deal found 10/31![Delta logo]()
$1,689
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado 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 November 3, 2025.
Use the filters below to find and compare flights from Colorado to Busan that are best for you.
Fly from
Colorado
Fly to
Busan
Route
Depart
Return
Price
DenverBusan
DEN - PUS
DENPUS
Denver Intl
Sun 3/1
3:40 pm-7:35 pm
2 stops35h 55m
Busan Gimhae
Thu 3/5
4:10 pm-8:03 pm
2 stops19h 53m
$1,689
DenverBusan
DEN - PUS
DENPUS
Denver Intl
Wed 12/3
9:15 pm-3:40 pm
3 stops50h 25m
$517
Best time to book a flight from Colorado to Busan
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Estimated round-trip price
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