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Busan

$1,239+ Cheap flights from Missouri 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PUS
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Missouri to Busan

Cheapest flights from Missouri to Busan
Explore the most affordable flight options available from Missouri to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This China Eastern deal was found by Cheapflights users on 4/6. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:00 am
MCI
-
PUS
2 stops43h 50m
China Eastern
Fri 9/45:50 pm
PUS
-
MCI
2 stops43h 20m
China Eastern
Deal found 4/6$1,239
This STARLUX Airlines deal was found by Cheapflights users on 4/7. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:32 pm
MCI
-
PUS
2 stops31h 58m
STARLUX Airlines
Fri 9/46:55 pm
PUS
-
MCI
2 stops43h 04m
STARLUX Airlines
Deal found 4/7$1,630
This Korean Air deal was found by Cheapflights users on 4/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:50 am
STL
-
PUS
2 stops20h 45m
Korean Air
Wed 9/910:40 am
PUS
-
STL
2 stops26h 57m
Korean Air
Deal found 4/6$1,657
This Delta deal was found by Cheapflights users on 4/5. 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 5/207:05 am
STL
-
PUS
2 stops21h 15m
Delta
Wed 5/278:00 am
PUS
-
STL
2 stops30h 30m
Delta
Deal found 4/5$1,962
This Delta deal was found by Cheapflights users on 4/5. 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.
Mon 6/89:21 am
STL
-
PUS
2 stops21h 24m
Delta
Fri 7/34:30 pm
PUS
-
STL
2 stops22h 09m
Delta
Deal found 4/5$1,964
This Mytrip deal was found by Cheapflights users on 4/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:05 pm
STL
-
PUS
3 stops32h 30m
Multiple Airlines
Wed 5/2712:30 pm
PUS
-
STL
2 stops21h 55m
Multiple Airlines
Deal found 4/5$3,332
This Mytrip deal was found by Cheapflights users on 4/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/83:30 pm
STL
-
PUS
2 stops29h 45m
Multiple Airlines
Fri 7/38:00 pm
PUS
-
STL
3 stops32h 02m
Multiple Airlines
Deal found 4/5$3,364

Find flight deals from Missouri to Busan

Keep the following information in mind while searching for Missouri to Busan flight deals. Data was last updated April 10, 2026.

Round-trip from

$1,239
(China Eastern)
From Missouri to Busan Gimhae
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 April 10, 2026.
Use the filters below to find and compare flights from Missouri to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Mon 8/31

7:00 am-11:35 am

2 stops38h 35m

Busan Gimhae

Fri 9/4

12:35 pm-11:10 pm

2 stops48h 35m

$1,239

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Mon 8/31

1:32 pm-11:30 am

2 stops31h 58m

Busan Gimhae

Fri 9/4

6:55 pm-11:59 pm

2 stops43h 04m

$1,630

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Mon 9/7

6:00 am-7:35 pm

2 stops23h 35m

Busan Gimhae

Wed 9/9

8:00 am-3:57 pm

2 stops21h 57m

$1,657

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Wed 5/20

7:05 am-6:20 pm

2 stops21h 15m

Busan Gimhae

Wed 5/27

8:00 am-12:30 am

2 stops30h 30m

$1,962
Quickest round-trip

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Mon 6/8

9:21 am-8:45 pm

2 stops21h 24m

Busan Gimhae

Fri 7/3

4:30 pm-12:39 am

2 stops22h 09m

$1,964

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Mon 6/8

3:30 pm-11:15 am

2 stops29h 45m

Busan Gimhae

Fri 7/3

8:00 pm-2:02 pm

3 stops32h 02m

$3,364
Cheapest one-way
Quickest one-way

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Tue 6/30

7:58 pm-5:55 pm

2 stops31h 57m

$1,403

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Sorted by cheapest first

Best time to book a flight from Missouri to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Missouri 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 Missouri to Busan
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Busan from Missouri?

    Most people fly into Busan Gimhae (PUS) if they book a flight to Busan from Missouri. Gimhae is conveniently located just 7.2 mi from Busan’s city center.

  • How long is the flight from Missouri to Busan?

    For as low as $1,657, China Eastern can have you in Busan from Missouri in 23h 35m. Missouri and Busan are separated by a distance of 6740 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri 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.

See more FAQs

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