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Busan

$500+ Cheap flights from Missouri 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PUS
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
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 February 12, 2026.

This SmartFares deal was found by Cheapflights users on 2/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:34 pm
MCI
-
PUS
2 stops37h 16m
Multiple Airlines
Thu 10/2911:50 am
PUS
-
MCI
2 stops49h 46m
Multiple Airlines
Deal found 2/10$1,096
This Korean Air deal was found by Cheapflights users on 2/8. 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.
Thu 2/196:35 am
STL
-
PUS
2 stops22h 00m
Korean Air
Mon 2/237:55 am
PUS
-
STL
2 stops30h 28m
Korean Air
Deal found 2/8$1,240
This China Eastern deal was found by Cheapflights users on 2/10. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:05 am
MCI
-
PUS
2 stops38h 30m
China Eastern
Wed 4/295:50 pm
PUS
-
MCI
2 stops44h 07m
China Eastern
Deal found 2/10$1,398
This Delta deal was found by Cheapflights users on 2/9. 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.
Thu 3/267:03 am
STL
-
PUS
2 stops23h 42m
Delta
Thu 4/210:40 am
PUS
-
STL
2 stops27h 18m
Delta
Deal found 2/9$1,504
This China Eastern deal was found by Cheapflights users on 2/8. 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.
Thu 3/267:08 am
MCI
-
PUS
2 stops40h 42m
China Eastern
Thu 4/212:35 pm
PUS
-
MCI
2 stops49h 21m
China Eastern
Deal found 2/8$1,980
This China Eastern deal was found by Cheapflights users on 2/8. 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.
Sun 3/17:05 am
MCI
-
PUS
2 stops39h 45m
China Eastern
Mon 3/168:35 am
PUS
-
MCI
2 stops29h 21m
China Eastern
Deal found 2/8$2,491
This Flightnetwork deal was found by Cheapflights users on 2/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:05 pm
STL
-
PUS
3 stops29h 30m
Multiple Airlines
Thu 4/23:50 pm
PUS
-
STL
3 stops35h 35m
Multiple Airlines
Deal found 2/9$4,307

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 February 12, 2026.

Round-trip from

$1,398
(China Eastern)

One-way from

$500
(Kiwi.com)
From Missouri to Busan Gimhae
Search Deals
One-way flight 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 February 12, 2026.
Use the filters below to find and compare flights from Missouri to Busan that are best for you.

Fly from

Missouri

Fly to

Busan

Route

Depart

Return

Price

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Sat 4/25

7:05 am-11:35 am

2 stops38h 30m

Busan Gimhae

Wed 4/29

5:50 pm-11:57 pm

2 stops44h 07m

$1,398

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Thu 3/26

7:03 am-8:45 pm

2 stops23h 42m

Busan Gimhae

Thu 4/2

10:40 am-11:58 pm

2 stops27h 18m

$1,504

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Thu 3/26

7:08 am-1:50 pm

2 stops40h 42m

Busan Gimhae

Thu 4/2

12:35 pm-11:56 pm

2 stops49h 21m

$1,980

Kansas CityBusan

MCI - PUS

MCIPUS

Kansas City

Sun 3/1

7:05 am-1:50 pm

2 stops39h 45m

Busan Gimhae

Mon 3/16

8:35 am-11:56 pm

2 stops29h 21m

$2,491

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Thu 3/26

4:05 pm-11:35 am

3 stops29h 30m

Busan Gimhae

Thu 4/2

3:50 pm-1:25 pm

3 stops35h 35m

$4,307

St. LouisBusan

STL - PUS

STLPUS

Lambert-St Louis

Sat 5/16

8:12 pm-12:55 pm

3 stops50h 43m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

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 $1,504, China Eastern can have you in Busan from Missouri in 23h 42m. 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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