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Incheon Intl

$645+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ICN
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/3. 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 12/46:20 amBUF - ICN
1 stop20h 25mAmerican Airlines
Thu 12/117:15 pmICN - BUF
1 stop17h 22mAmerican Airlines
Deal found 12/3$1,419
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Tue 12/1610:10 amBUF - ICN
2 stops29h 30mUnited Airlines
Sun 1/186:40 pmICN - BUF
2 stops39h 49mUnited Airlines
Deal found 12/1$1,439
This Delta deal was found by Cheapflights users on 12/2. 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 12/2512:01 pmBUF - ICN
2 stops38h 29mDelta
Sat 1/177:30 pmICN - BUF
2 stops29h 52mDelta
Deal found 12/2$1,493
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Tue 12/167:00 amBUF - ICN
2 stops32h 40mUnited Airlines
Thu 1/226:00 pmICN - BUF
2 stops39h 25mUnited Airlines
Deal found 12/1$1,510
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Sun 12/147:00 amBUF - ICN
2 stops43h 15mUnited Airlines
Sun 1/186:00 pmICN - BUF
2 stops40h 29mUnited Airlines
Deal found 12/1$1,527
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:08 amBUF - ICN
2 stops36h 37mMultiple Airlines
Thu 12/111:45 pmICN - BUF
2 stops33h 35mMultiple Airlines
Deal found 12/3$1,529
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Tue 12/167:00 amBUF - ICN
2 stops32h 40mUnited Airlines
Tue 1/206:00 pmICN - BUF
3 stops63h 25mUnited Airlines
Deal found 12/1$1,533
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Tue 12/1610:10 amBUF - ICN
2 stops40h 05mUnited Airlines
Sun 1/2512:45 pmICN - BUF
2 stops20h 40mUnited Airlines
Deal found 12/1$1,535
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Thu 12/256:30 amBUF - ICN
2 stops43h 45mUnited Airlines
Sun 1/186:00 pmICN - BUF
2 stops40h 29mUnited Airlines
Deal found 12/1$1,540
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Tue 12/1610:10 amBUF - ICN
2 stops40h 05mUnited Airlines
Tue 1/2712:45 pmICN - BUF
3 stops44h 40mUnited Airlines
Deal found 12/1$1,541

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,220
(Delta)

One-way from

$645
(Kiwi.com)
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
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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 December 4, 2025.
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

Thu 1/22

8:30 am-5:40 am

2 stops31h 10m

Incheon Intl

Mon 1/26

6:00 pm-2:14 pm

2 stops34h 14m

$1,220

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Mon 2/2

7:45 pm-4:50 pm

2 stops31h 05m

Incheon Intl

Sun 2/15

9:35 am-11:43 am

1 stop16h 08m

$1,220

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Tue 12/16

10:10 am-5:40 am

2 stops29h 30m

Incheon Intl

Sun 1/18

6:40 pm-8:29 pm

2 stops39h 49m

$1,439

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 1/22

7:00 am-5:45 pm

1 stop20h 45m

Incheon Intl

Mon 1/26

6:00 pm-11:28 pm

1 stop19h 28m

$1,479

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 12/25

12:01 pm-4:30 pm

2 stops38h 29m

Incheon Intl

Fri 1/16

8:05 pm-11:42 am

2 stops29h 37m

$1,493

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 12/25

12:01 pm-4:30 pm

2 stops38h 29m

Incheon Intl

Tue 1/20

9:35 am-4:59 pm

1 stop21h 24m

$1,493

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Tue 12/16

7:00 am-5:40 am

2 stops32h 40m

Incheon Intl

Fri 1/23

12:45 pm-8:29 pm

2 stops21h 44m

$1,510

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Tue 12/16

10:10 am-5:40 am

2 stops29h 30m

Incheon Intl

Tue 1/20

12:45 pm-7:25 pm

2 stops20h 40m

$1,510

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 12/14

7:00 am-4:15 pm

2 stops43h 15m

Incheon Intl

Sun 1/18

6:00 pm-8:29 pm

2 stops40h 29m

$1,527

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Tue 12/16

10:10 am-4:15 pm

2 stops40h 05m

Incheon Intl

Wed 1/21

12:45 pm-2:14 pm

3 stops39h 29m

$1,533

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 19 results
1
2

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buffalo-Incheon Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, January is the cheapest month in which you can book a flight from Buffalo to Incheon Intl Airport (average of $1,127). Flying from Buffalo to Incheon Intl Airport in June is currently the most expensive (average of $2,413). 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.

What is the cheapest time of day to fly from BUF to ICN?

Find hourly flight availability from Buffalo to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Buffalo to Incheon Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.

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 December 4, 2025.
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
8,011 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

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 United Airlines and Delta fly from Buffalo to Incheon Intl Airport in about 31h 05m. The time it takes to get you to your destination can typically vary by up to 05m. Buffalo and Incheon Intl Airport are separated by a distance of 6657 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Delta, at $1,197, was found to be the cheapest airline from Buffalo to Incheon Intl Airport..

  • 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, January is the cheapest month in which you can book a flight from Buffalo to Incheon Intl Airport (average of $1,127). Flying from Buffalo to Incheon Intl Airport in June is currently the most expensive (average of $2,413). 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,197Average$1,825FlexibilityNo cancel feeOn-timeN/A

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