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Incheon Intl

$468+ 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ICN
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap 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 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$917
(American Airlines)

One-way from

$468
(American Airlines)
Provider with most accurate pricing for Buffalo-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Incheon Intl flights.
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From Buffalo to Incheon Intl
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One-way flight from Buffalo to Incheon Intl
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Find 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 6, 2026.

This American Airlines deal was found by Cheapflights users on 1/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:53 amBUF - ICN
1 stop19h 52mAmerican Airlines
Sun 2/157:15 pmICN - BUF
1 stop17h 26mAmerican Airlines
Deal found 1/6$917
This Delta deal was found by Cheapflights users on 1/4. 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.
Sun 4/512:07 pmBUF - ICN
1 stop26h 53mDelta
Tue 4/2110:15 amICN - BUF
1 stop17h 58mDelta
Deal found 1/4$1,117
This Delta deal was found by Cheapflights users on 1/4. 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 4/117:56 pmBUF - ICN
2 stops31h 29mDelta
Wed 4/2210:15 amICN - BUF
1 stop17h 58mDelta
Deal found 1/4$1,121
This Delta deal was found by Cheapflights users on 1/4. 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.
Fri 4/1012:07 pmBUF - ICN
1 stop26h 53mDelta
Sun 4/196:50 pmICN - BUF
1 stop18h 07mDelta
Deal found 1/4$1,127
This Delta deal was found by Cheapflights users on 1/4. 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 4/117:56 pmBUF - ICN
2 stops29h 14mDelta
Fri 4/244:25 pmICN - BUF
1 stop20h 32mDelta
Deal found 1/4$1,131
This Delta deal was found by Cheapflights users on 1/4. 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.
Fri 4/106:00 amBUF - ICN
1 stop19h 10mDelta
Sat 4/254:25 pmICN - BUF
1 stop20h 32mDelta
Deal found 1/4$1,137
This Korean Air deal was found by Cheapflights users on 1/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:00 amBUF - ICN
1 stop19h 50mKorean Air
Fri 1/307:25 pmICN - BUF
1 stop18h 03mKorean Air
Deal found 1/5$1,381
This Delta deal was found by Cheapflights users on 1/5. 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.
Tue 1/65:44 pmBUF - ICN
2 stops31h 46mDelta
Tue 1/136:00 pmICN - BUF
1 stop19h 56mDelta
Deal found 1/5$1,401
This Travelocity deal was found by Cheapflights users on 1/5. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:25 pmBUF - ICN
2 stops52h 55mLOT
Sat 6/612:35 pmICN - BUF
2 stops48h 20mLOT
Deal found 1/5$1,444
This KAYAK deal was found by Cheapflights users on 1/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/89:00 amBUF - ICN
2 stops36h 45mEtihad Airways
Tue 4/215:45 pmICN - BUF
2 stops40h 30mEtihad Airways
Deal found 1/4$1,463
This KAYAK deal was found by Cheapflights users on 1/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:00 amBUF - ICN
2 stops35h 20mLOT
Sun 4/1911:15 amICN - BUF
2 stops58h 43mLOT
Deal found 1/4$1,469

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 6, 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

Mon 2/2

6:53 pm-4:45 pm

2 stops31h 52m

Incheon Intl

Sun 2/15

7:15 pm-10:58 am

2 stops29h 43m

$921

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Wed 4/8

6:15 am-4:25 pm

1 stop21h 10m

Incheon Intl

Mon 4/20

10:15 am-6:47 pm

1 stop21h 32m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Thu 4/9

4:47 pm-4:00 am

1 stop22h 13m

Incheon Intl

Sun 4/19

4:25 pm-11:57 pm

1 stop20h 32m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Tue 4/7

6:15 am-4:25 pm

1 stop21h 10m

Incheon Intl

Wed 4/22

10:15 am-3:13 pm

1 stop17h 58m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sat 4/11

7:38 pm-2:10 pm

1 stop29h 32m

Incheon Intl

Tue 4/21

10:15 am-10:28 pm

1 stop25h 13m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Mon 4/6

7:38 pm-4:00 am

1 stop19h 22m

Incheon Intl

Mon 4/20

10:15 am-3:13 pm

1 stop17h 58m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 4/5

6:00 am-2:10 pm

1 stop19h 10m

Incheon Intl

Wed 4/22

10:15 am-3:13 pm

1 stop17h 58m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 4/5

12:07 pm-4:00 am

1 stop26h 53m

Incheon Intl

Tue 4/21

10:15 am-3:13 pm

1 stop17h 58m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Sun 4/5

4:47 pm-4:00 am

1 stop22h 13m

Incheon Intl

Sun 4/19

6:50 pm-11:57 pm

1 stop18h 07m

$1,117

BuffaloIncheon

BUF - ICN

BUFICN

Buffalo

Wed 4/8

6:42 pm-4:00 am

1 stop20h 18m

Incheon Intl

Sun 4/19

6:50 pm-11:57 pm

1 stop18h 07m

$1,117

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

Showing 1-10 of 18 results
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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*
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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.

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 6, 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
8,018 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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
8,018 reviews
Delta
7.9
Good
8,018 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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 American Airlines and Delta fly from Buffalo to Incheon Intl Airport in about 21h 10m. The time it takes to get you to your destination can typically vary by up to 10h 42m. 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.

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 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,197Average$1,825FlexibilityNo cancel feeOn-timeN/A

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