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Incheon Intl

$574+ Cheap flights from Buffalo (BUF) to Incheon Intl (ICN)

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ICN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Buffalo to Incheon Intl

Cheapest flights from Buffalo to Incheon Intl
Explore the most affordable flight options available from Buffalo to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/28. 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 4/156:05 am
BUF
-
ICN
1 stop21h 20m
Delta
Mon 4/204:25 pm
ICN
-
BUF
1 stop20h 10m
Delta
Deal found 1/28$1,117
This Delta deal was found by Cheapflights users on 1/28. 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 4/45:50 pm
BUF
-
ICN
2 stops31h 20m
Delta
Mon 4/137:40 pm
ICN
-
BUF
2 stops25h 36m
Delta
Deal found 1/28$1,121
This CheapOair deal was found by Cheapflights users on 1/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:39 pm
BUF
-
ICN
2 stops26h 51m
Multiple Airlines
Sun 5/3112:45 pm
ICN
-
BUF
2 stops33h 15m
Multiple Airlines
Deal found 1/28$1,246
This Etihad Airways deal was found by Cheapflights users on 1/26. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:15 am
BUF
-
ICN
2 stops34h 35m
Multiple Airlines
Sat 10/315:50 pm
ICN
-
BUF
2 stops40h 19m
Multiple Airlines
Deal found 1/26$1,283
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:53 am
BUF
-
ICN
1 stop19h 52m
American Airlines
Sun 2/157:15 pm
ICN
-
BUF
1 stop17h 26m
American Airlines
Deal found 1/28$1,317
This Etihad Airways deal was found by Cheapflights users on 1/27. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:00 am
BUF
-
ICN
2 stops37h 45m
Multiple Airlines
Sun 2/155:50 pm
ICN
-
BUF
2 stops44h 06m
Multiple Airlines
Deal found 1/27$1,353
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:34 am
BUF
-
ICN
1 stop20h 21m
American Airlines
Thu 3/195:55 pm
ICN
-
BUF
1 stop17h 46m
American Airlines
Deal found 1/27$1,385
This Korean Air deal was found by Cheapflights users on 1/28. 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 2/26:49 pm
BUF
-
ICN
1 stop31h 01m
Korean Air
Fri 2/67:25 pm
ICN
-
BUF
1 stop18h 03m
Korean Air
Deal found 1/28$1,398
This Turkish Airlines deal was found by Cheapflights users on 1/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/307:45 pm
BUF
-
ICN
2 stops56h 35m
Multiple Airlines
Mon 2/212:10 am
ICN
-
BUF
2 stops37h 37m
Multiple Airlines
Deal found 1/27$1,418

Find flight deals from Buffalo to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Incheon Intl (ICN). 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,117
(Delta)

One-way from

$574
(Delta)

Popular in

December

Cheapest in

January

Average price

$1,304
Provider with most accurate pricing for Buffalo-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Incheon Intl flights.
Search Deals
From Buffalo to Incheon Intl
Search Deals
One-way flight from Buffalo to Incheon Intl
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Incheon Intl 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 January 29, 2026.
Use the filters below to find and compare flights from Buffalo to Incheon Intl Airport that are best for you.

Fly from

Buffalo

Fly to

Incheon Intl

Route

Depart

Return

Price

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Wed 4/15

6:05 am-4:25 pm

1 stop21h 20m

Incheon Intl

Mon 4/20

4:25 pm-11:35 pm

1 stop20h 10m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sat 4/4

7:53 pm-2:10 pm

2 stops29h 17m

Incheon Intl

Mon 4/13

6:50 pm-11:35 pm

1 stop17h 45m

$1,121

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 5/10

7:39 pm-11:30 am

2 stops26h 51m

Incheon Intl

Sun 5/31

12:45 pm-9:00 am

2 stops33h 15m

$1,246

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 3/12

6:34 am-3:55 pm

1 stop20h 21m

Incheon Intl

Thu 3/19

5:55 pm-10:41 pm

1 stop17h 46m

$1,385

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 3/12

7:58 pm-6:45 pm

2 stops33h 47m

Incheon Intl

Thu 3/19

11:40 am-9:04 am

2 stops34h 24m

$1,458

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 5/10

7:28 pm-3:45 pm

2 stops31h 17m

Incheon Intl

Sun 5/31

5:40 pm-10:51 pm

1 stop18h 11m

$1,481

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Fri 3/13

6:34 am-3:55 pm

1 stop20h 21m

Incheon Intl

Fri 3/20

5:55 pm-10:41 pm

1 stop17h 46m

$1,518

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sat 4/4

5:50 pm-2:10 pm

2 stops31h 20m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Buffalo to Incheon Intl

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 Buffalo to Incheon Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Incheon Intl Airport 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 Buffalo-Incheon Intl Airport 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 Buffalo to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Buffalo 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 Buffalo to Incheon Intl Airport

What is the cheapest month to book a flight from Buffalo to Incheon Intl Airport?

Currently, December is the cheapest month in which you can book a flight from Buffalo to Incheon Intl Airport (average of $1,159). Flying from Buffalo to Incheon Intl Airport in June is currently the most expensive (average of $1,930). 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.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Buffalo to Incheon Intl Airport, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Incheon Intl. 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 from for flights from Buffalo to Incheon Intl?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Incheon Intl. You should not have trouble finding flights to Incheon Intl from Buffalo; the airport handles an average of 0 outbound flights to Incheon Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Buffalo airport to Incheon Intl. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

  • How long is the flight from Buffalo to Incheon Intl Airport?

    Airlines like Delta fly from Buffalo to Incheon Intl Airport in about 21h 20m. The time it takes to get you to your destination can typically vary by up to . Buffalo and Incheon Intl Airport are separated by a distance of 6657 mi.

  • What is the cheapest airline to fly from Buffalo to Incheon Intl Airport round-trip?

    Delta, at $1,521, was found to be the cheapest airline from Buffalo to Incheon Intl Airport.. Delta is 14% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Buffalo to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Buffalo to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Incheon Intl?

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

  • Can I find deals for business class flights from Buffalo to Incheon Intl?

    Yes. Cheapflights offers flight deals from Buffalo to Incheon Intl 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 Buffalo to Incheon Intl Airport?

    Currently, December is the cheapest month in which you can book a flight from Buffalo to Incheon Intl Airport (average of $1,159). Flying from Buffalo to Incheon Intl Airport in June is currently the most expensive (average of $1,930). 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

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Top airline flying from Buffalo to Incheon Intl

Discover the top airline that operate flights from Buffalo to Incheon Intl. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,521Average$1,915FlexibilityNo cancel feeOn-timeN/A

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