$541+ Cheap flights from Dayton (DAY) to Seoul (SEL)
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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SEL
Oct 23 — Oct 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dayton to Seoul 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 Dayton to Seoul
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dayton to SeoulExplore the most affordable flight options available from Dayton to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Dayton to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/20. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:24 am -
2 stops35h 21m
Tue 11/101:55 am -
2 stops33h 58m
Deal found 9/20![Multiple Airlines logo]()
$1,091
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:40 am -
2 stops38h 05m
Thu 10/291:55 am -
2 stops29h 05m
Deal found 9/18![Multiple Airlines logo]()
$1,191
This Cathay Pacific deal was found by Cheapflights users on 9/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:24 am -
2 stops41h 11m
Sat 11/141:55 am -
2 stops35h 31m
Deal found 9/19![Multiple Airlines logo]()
$1,194
This Delta deal was found by Cheapflights users on 9/19. 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 11/46:00 am -
1 stop19h 30m
Wed 11/117:25 pm -
1 stop17h 41m
Deal found 9/19![Delta logo]()
$1,248
This Delta deal was found by Cheapflights users on 9/18. 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 11/26:00 am -
1 stop19h 30m
Mon 11/97:25 pm -
1 stop33h 12m
Deal found 9/18![Delta logo]()
$1,254
This Delta deal was found by Cheapflights users on 9/19. 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 11/56:00 am -
2 stops20h 50m
Sun 11/155:40 pm -
1 stop19h 26m
Deal found 9/19![Delta logo]()
$1,302
This Korean Air deal was found by Cheapflights users on 9/21. 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.
Wed 9/236:00 am -
1 stop22h 50m
Sun 9/274:25 pm -
1 stop19h 49m
Deal found 9/21![Korean Air logo]()
$1,353
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:39 am -
2 stops29h 01m
Sat 11/1412:45 pm -
2 stops24h 53m
Deal found 9/23![United Airlines logo]()
$1,612
This Qatar Airways deal was found by Cheapflights users on 9/19. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:49 pm -
2 stops40h 16m
Sat 9/261:20 am -
2 stops35h 13m
Deal found 9/19![Qatar Airways logo]()
$1,667
Best flights from Dayton to SeoulDiscover carefully curated flight deals from Dayton to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Dayton to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:29 pm -
2 stops40h 11m
Wed 11/111:55 am -
2 stops33h 58m
Deal found 9/21![Multiple Airlines logo]()
$1,091
This Delta deal was found by Cheapflights users on 9/19. 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 10/296:47 pm -
1 stop20h 58m
Sun 11/85:40 pm -
1 stop19h 36m
Deal found 9/19![Delta logo]()
$1,248
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:39 am -
2 stops29h 01m
Sat 11/1412:45 pm -
2 stops24h 53m
Deal found 9/23![United Airlines logo]()
$1,612
This Qatar Airways deal was found by Cheapflights users on 9/18. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:19 pm -
2 stops56h 56m
Mon 11/97:35 pm -
3 stops39h 29m
Deal found 9/18![Qatar Airways logo]()
$2,111
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:24 am -
2 stops47h 16m
Sun 11/81:55 am -
2 stops30h 06m
Deal found 9/18![Multiple Airlines logo]()
$1,091
This Delta deal was found by Cheapflights users on 9/20. 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 11/46:00 am -
1 stop19h 30m
Wed 11/117:25 pm -
1 stop17h 41m
Deal found 9/20![Delta logo]()
$1,248
This Cathay Pacific deal was found by Cheapflights users on 9/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:24 am -
2 stops41h 11m
Sat 11/141:55 am -
2 stops35h 31m
Deal found 9/19![Multiple Airlines logo]()
$1,194
This Delta deal was found by Cheapflights users on 9/18. 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 11/26:00 am -
1 stop19h 30m
Mon 11/97:25 pm -
1 stop33h 12m
Deal found 9/18![Delta logo]()
$1,254
This Delta deal was found by Cheapflights users on 9/19. 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 11/56:00 am -
2 stops20h 50m
Sun 11/155:40 pm -
1 stop19h 26m
Deal found 9/19![Delta logo]()
$1,302
This Delta deal was found by Cheapflights users on 9/18. 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.
Sat 10/246:00 am -
2 stops21h 50m
Fri 10/307:25 pm -
1 stop16h 51m
Deal found 9/18![Delta logo]()
$2,046
Last-minute flights from Dayton to SeoulDiscover last-minute flight deals from Dayton to Seoul. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Dayton to Seoul. Data last updated September 23, 2026 and is based on user searches.
This Korean Air deal was found by Cheapflights users on 9/21. 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.
Wed 9/236:00 am -
1 stop22h 50m
Sun 9/274:25 pm -
1 stop19h 49m
Deal found 9/21![Korean Air logo]()
$1,353
This Qatar Airways deal was found by Cheapflights users on 9/19. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:49 pm -
2 stops40h 16m
Sat 9/261:20 am -
2 stops35h 13m
Deal found 9/19![Qatar Airways logo]()
$1,667
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:40 am -
2 stops38h 05m
Thu 10/291:55 am -
2 stops29h 05m
Deal found 9/18![Multiple Airlines logo]()
$1,191
This FlightHub deal was found by Cheapflights users on 9/18. 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.
Sat 10/246:29 pm -
2 stops33h 46m
Fri 10/306:30 pm -
2 stops40h 05m
Deal found 9/18![Qatar Airways logo]()
$1,863
This Delta deal was found by Cheapflights users on 9/18. 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.
Sat 10/2411:23 am -
1 stop28h 22m
Fri 10/305:40 pm -
1 stop18h 36m
Deal found 9/18![Delta logo]()
$2,042
This Cathay Pacific deal was found by Cheapflights users on 9/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:35 pm -
2 stops47h 05m
Sun 11/810:00 am -
2 stops46h 01m
Deal found 9/19![Multiple Airlines logo]()
$1,091
This Delta deal was found by Cheapflights users on 9/19. 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 10/296:47 pm -
1 stop20h 58m
Sun 11/85:40 pm -
1 stop19h 36m
Deal found 9/19![Delta logo]()
$1,248
One-way flights from Dayton to SeoulSearch for one-way flight options from Dayton to Seoul. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Dayton to Seoul. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:04 pm -
3 stops53h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$541
This Delta deal was found by Cheapflights users on 9/18. 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 11/26:00 am -
1 stop19h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$608
This Delta deal was found by Cheapflights users on 9/21. 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 1/286:40 pm -
2 stops32h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$1,117
Find flight deals from Dayton to Seoul
Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to Seoul (SEL). 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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,091 (Cathay Pacific) |
One-way from | $541 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Dayton to Seoul 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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Dayton to Seoul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Mon 11/2
9:04 pm-4:20 pm
3 stops53h 16m
Incheon Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$541
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Thu 11/5
6:29 pm-12:40 am
2 stops40h 11m
Incheon Intl
Wed 11/11
1:55 am-9:53 pm
2 stops33h 58m
$1,091
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Mon 11/2
11:24 am-12:40 am
2 stops47h 16m
Incheon Intl
Sun 11/8
1:55 am-6:01 pm
2 stops30h 06m
$1,091
Quickest round-trip
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Thu 1/28
6:40 pm-4:50 pm
2 stops32h 10m
Incheon Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$1,117
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Thu 11/5
11:24 am-6:35 pm
2 stops41h 11m
Incheon Intl
Sat 11/14
1:55 am-11:26 pm
2 stops35h 31m
$1,194
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Thu 10/29
6:47 pm-4:45 am
1 stop20h 58m
Incheon Intl
Sun 11/8
5:40 pm-11:16 pm
1 stop19h 36m
$1,248
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Wed 11/4
6:00 am-3:30 pm
1 stop19h 30m
Incheon Intl
Wed 11/11
7:25 pm-11:06 pm
1 stop17h 41m
$1,248
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Mon 11/2
6:00 am-3:30 pm
1 stop19h 30m
Incheon Intl
Mon 11/9
7:25 pm-2:37 pm
1 stop33h 12m
$1,254
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Thu 11/5
6:00 am-4:50 pm
2 stops20h 50m
Incheon Intl
Sun 11/15
5:40 pm-11:06 pm
1 stop19h 26m
$1,302
DaytonIncheon
DAY Dayton - ICN Incheon Intl
DAYICN
Dayton
Sat 11/7
10:39 am-5:40 am
2 stops29h 01m
Incheon Intl
Sat 11/14
12:45 pm-11:38 pm
2 stops24h 53m
$1,612
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Dayton to Seoul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dayton to Seoul in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Dayton-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dayton-Seoul flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Dayton-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dayton-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dayton to Seoul
Have a flexible travel schedule? Discover the best time to fly to Seoul from Dayton with our price prediction graph.
DAY-SEL
DAY-ICN
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 Dayton to Seoul
DAY-SEL
DAY-ICN
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Seoul
Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated September 23, 2026.
Peruse reviews from past customers who have flown with Delta from Dayton to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Dayton to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Dayton
Popular flights
Seoul flight routes
Alternative routes for Dayton to Seoul
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seoul by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dayton to Seoul by cabin class
Find flights from Dayton to Seoul, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dayton and Seoul flights
Browse other Dayton and Seoul flight options. Last updated on September 23, 2026.
Other flights from Dayton
Browse through other flights departing from Dayton. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seoul
Explore flights to Seoul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Top airline flying from Dayton to Seoul
Discover the top airline that operate flights from Dayton to Seoul. 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,446 | Average$1,668 | FlexibilityNo cancel fee | On-timeN/A |