Trip.com
>
Flights
>
Flights to United States
>
Flights to New York State
>
Flights to Buffalo
Hotels in Buffalo
>
Flights from Seoul to Buffalo

Search cheap flights from Seoul to Buffalo in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$604, and round-trip tickets start at US$1,349.

      • ICN 21:05
        24h 55m
        1 stop
        BUF 09:00
        Seoul - Buffalo | Tue, May 19 | Asiana Airlines
        BUF 06:04
        21h 26m
        1 stop
        ICN 16:30
        Buffalo - Seoul | Thu, May 21 | Delta Air Lines
        US$1,349 US$3,260
        59% off
        59% off
        US$3,260 US$1,349
      • ICN 18:50
        18h 9m
        1 stop
        BUF 23:59
        Seoul - Buffalo | Tue, May 19 | Korean Air
        BUF 09:00
        18h 25m
        1 stop
        ICN 16:25
        Buffalo - Seoul | Thu, May 21 | Korean Air
        US$1,633 US$3,260
        50% off
        50% off
        US$3,260 US$1,633
      • ICN 21:05
        25h 39m
        1 stop
        BUF 09:44
        Seoul - Buffalo | Sat, May 23 | Asiana Airlines
        BUF 09:54
        31h 11m
        1 stop
        ICN 06:05
        Buffalo - Seoul | Wed, May 27 | Jetblue Airways
        US$1,672 US$3,260
        49% off
        49% off
        US$3,260 US$1,672
      • ICN 10:35
        21h 10m
        1 stop
        BUF 18:45
        Seoul - Buffalo | Tue, May 19 | Delta Air Lines
        BUF 17:41
        22h 29m
        1 stop
        ICN 05:10
        Buffalo - Seoul | Thu, May 21 | Delta Air Lines
        US$1,898
        42% off
        US$3,260 US$1,898
      • ICN 18:50
        18h 9m
        1 stop
        BUF 23:59
        Seoul - Buffalo | Sat, May 23 | Delta Air Lines
        BUF 16:55
        22h 5m
        1 stop
        ICN 04:00
        Buffalo - Seoul | Wed, May 27 | Delta Air Lines
        US$2,001
        39% off
        US$3,260 US$2,001
      • ICN 08:30
        19h 25m
        1 stop
        BUF 14:55
        Seoul - Buffalo | Sat, Jul 4 | Asiana Airlines
        BUF 19:47
        21h 18m
        1 stop
        ICN 06:05
        Buffalo - Seoul | Wed, Jul 8 | Jetblue Airways
        US$2,159
        34% off
        US$3,260 US$2,159
      • ICN 10:00
        24h 7m
        1 stop
        BUF 21:07
        Seoul - Buffalo | Sat, Jul 4 | Korean Air
        BUF 06:00
        22h 50m
        1 stop
        ICN 17:50
        Buffalo - Seoul | Wed, Jul 8 | American Airlines
        US$2,238
        31% off
        US$3,260 US$2,238
      • ICN 10:15
        17h 57m
        1 stop
        BUF 15:12
        Seoul - Buffalo | Thu, Jun 4 | Korean Air
        BUF 19:39
        29h 31m
        1 stop
        ICN 14:10
        Buffalo - Seoul | Sun, Jun 7 | Korean Air
        US$2,394
        27% off
        US$3,260 US$2,394
      • ICN 18:50
        18h 9m
        1 stop
        BUF 23:59
        Seoul - Buffalo | Thu, Jun 4 | Delta Air Lines
        BUF 19:39
        29h 31m
        1 stop
        ICN 14:10
        Buffalo - Seoul | Sun, Jun 7 | Delta Air Lines
        US$2,429
        25% off
        US$3,260 US$2,429
      • ICN 17:50
        17h 46m
        1 stop
        BUF 22:36
        Seoul - Buffalo | Thu, Jun 4 | American Airlines
        BUF 16:47
        33h 58m
        1 stop
        ICN 15:45
        Buffalo - Seoul | Sun, Jun 7 | American Airlines
        US$2,575
        21% off
        US$3,260 US$2,575
      • SEL 13:00
        17h 25m
        1 stop
        BUF 14:00
        Seoul - Buffalo | Tue, May 19 | Normal Airline
        BUF 15:00
        6h
        Nonstop
        SEL 16:00
        Buffalo - Seoul | Thu, May 21 | Normal Airline
        Find more flights
        Find more flights
      • ICN 13:00
        31h 43m
        1 stop
        BUF 07:43
        Seoul - Buffalo | Fri, May 29 | Air Premia
        US$604 US$1,166
        48% off
        48% off
        US$1,166 US$604
      • ICN 13:00
        31h 43m
        1 stop
        BUF 07:43
        Seoul - Buffalo | Sat, May 30 | Air Premia
        US$637 US$1,166
        45% off
        45% off
        US$1,166 US$637
      • ICN 21:05
        40h 14m
        1 stop
        BUF 00:19
        Seoul - Buffalo | Thu, Jun 4 | Asiana Airlines
        US$737 US$1,166
        37% off
        37% off
        US$1,166 US$737
      • ICN 21:05
        40h 14m
        1 stop
        BUF 00:19
        Seoul - Buffalo | Wed, Jun 3 | Asiana Airlines
        US$747
        36% off
        US$1,166 US$747
      • ICN 21:05
        40h 14m
        1 stop
        BUF 00:19
        Seoul - Buffalo | Wed, May 27 | Asiana Airlines
        US$752
        36% off
        US$1,166 US$752
      • ICN 21:05
        33h 46m
        1 stop
        BUF 17:51
        Seoul - Buffalo | Thu, May 21 | Asiana Airlines
        US$798
        32% off
        US$1,166 US$798
      • ICN 08:25
        37h 33m
        1 stop
        BUF 08:58
        Seoul - Buffalo | Fri, May 29 | Asiana Airlines
        US$850
        27% off
        US$1,166 US$850
      • ICN 17:50
        35h 6m
        1 stop
        BUF 15:56
        Seoul - Buffalo | Fri, May 29 | American Airlines
        US$864
        26% off
        US$1,166 US$864
      • ICN 13:00
        31h 43m
        1 stop
        BUF 07:43
        Seoul - Buffalo | Wed, May 27 | Air Premia
        US$867
        26% off
        US$1,166 US$867
      • ICN 17:50
        17h 46m
        1 stop
        BUF 22:36
        Seoul - Buffalo | Sat, May 30 | American Airlines
        US$921
        21% off
        US$1,166 US$921
      • SEL 13:00
        17h 25m
        1 stop
        BUF 14:00
        Seoul - Buffalo | Tue, May 19 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Seoul to Buffalo are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Frequently Asked Questions

  • What are the cheapest flights from Seoul to Buffalo (SEL-BUF)?

    Based on Trip.com data, Air Premia offers one-way fares as low as US$604 on Cheapest nonstop routes (e.g. ICN to BUF on Fri, May 29), while Asiana Airlines offers Cheapest nonstop round-trips from US$1,349 departing on Tue, May 19 and returning on Thu, May 21.
  • At the moment, you can catch a nonstop flight from Seoul to Buffalo with the following airlines, including: Air Premia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Buffalo is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seoul to Buffalo, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, May 29, with one-way flights priced at just US$604.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Premia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Buffalo travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to Buffalo is October, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Seoul to Buffalo on May 19, 2026 with Asiana Airlines, with prices starting at US$659.
  • You can land at any one of the following hubs in Buffalo, with Incheon International Airport to Buffalo Niagara International Airport (ICN-BUF) is by far the most common option on this route: Buffalo Niagara International Airport (BUF).
  • The time difference between Buffalo and Seoul is 14h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Explore More Popular Flights

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.