Cheap flights from Boston to Seoul

Logan
BOS
Seoul
SEL

Flight deals from Boston to Seoul

Below you can see the best deals on flights Boston — Seoul for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 16 August, from $454.

Top 10 cheap flights from Boston to Seoul

When is the best time to book a flight from Boston to Seoul?

The price of a flight from Boston to Seoul changes depending on how far ahead you book. For the best chance of a lower fare, book around 30 days before departure, when the average ticket costs about $660. Fares also tend to climb as the departure date gets closer.

About the Boston — Seoul flight

Looking for cheap flights from Boston to Seoul? Compare fares from different airlines, check the flight schedule and travel time — and book your Boston — Seoul ticket online at the best price.

The route has direct flights — around 14 flights per week, flights are operated by Korean Air, a nonstop flight takes about 14 h 13 min, the distance between the cities is around 10,969 km.

Planning your trip? You may find our Seoul travel guide, how to get from the airport into town and Seoul weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $412Min. price
NovemberCheapest
FebruaryPeak season
YesDirect flights
10,969 kmDistance
14 h 13 minTravel time
1Airlines
14 / wkFlights

Flight schedule from Boston to Seoul

The table shows direct flights from Boston to Seoul on the selected date. The flight takes approximately 14 h 13 min. Regular flights are operated by Korean Air. Departures from Logan International Airport airports, arrivals at Incheon International Airport and Gimpo International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Boston — Seoul

Below is a calendar of the lowest flight ticket prices for Boston — Seoul by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $412 in November, and the most expensive are around $655 in February. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Boston to Seoul by month. Tickets are usually cheapest in September (around $774) and priciest in December (about $1,088) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$798lowMay$1,015highSep$774low
Feb$1,039highJun$919mediumOct$894medium
Mar$822lowJul$1,064highNov$798low
Apr$967highAug$943mediumDec$1,088high

Some values are estimated based on seasonality.

When to fly

Weather in Seoul: it is warmest in August (up to 29 °C on average) and coolest in January (around 2 °C). The driest month is January.

Tickets are usually cheapest in November and most expensive in February. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Seoul

Dry and wet days · Seoul

Wind speed and direction · Seoul

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How to get the best deal on a Boston — Seoul ticket

  • Book ahead: fares for Boston — Seoul are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Seoul is usually November — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Boston — Seoul route are operated by 1 airline; Korean Air runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Korean AirKE
    5x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight BOS → ICN5x/week
      Duration
      15h 30m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Boston — Seoul route

Flights Boston — Seoul depart from Logan International Airport and arrive at Incheon International Airport and Gimpo International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Boston

BOS
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Seoul

SEL
Korea, Republic Of
About the cityHow to get thereWeatherAll about the country Korea, Republic Of
Departure airports
Arrival airports

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Frequently asked questions about the Boston — Seoul flight

How long is the flight from Boston to Seoul?

A nonstop Boston — Seoul flight takes about 14 h 13 min — the distance between the cities is around 10,969 km.

How far is it from Boston to Seoul?

The distance from Boston to Seoul is about 10,969 km, which a nonstop flight covers in around 14 h 13 min.

Are there direct flights from Boston to Seoul?

Yes, there are nonstop flights Boston — Seoul — around 14 flights per week.

Which airlines fly from Boston to Seoul?

Airlines operating Boston — Seoul include Korean Air. See the full list with schedules in the "Airlines" section on this page.

Which airports do Boston — Seoul flights use?

Flights from Boston depart from Logan International Airport, and arrive at Incheon International Airport, Gimpo International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Boston to Seoul?

The price of a Boston — Seoul ticket depends on your travel date, season and demand: it is usually cheapest to fly in November, and most expensive in February. Tickets typically cost between $412 and $655. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Boston — Seoul?

Flights Boston — Seoul are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is November. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Boston to Seoul?

To catch a low fare Boston — Seoul, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually November.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Boston

See all
New York CityWashington, D.C.ChicagoTorontoSan FranciscoAtlantaSeattleLos AngelesPhiladelphiaNantucketLondonDallasOrlandoDenverFort LauderdaleDetroitCharlotteRaleighMontrealNashvilleMarthas VineyardMiamiMinneapolisBuffaloSan DiegoPhoenixMadridTampaPittsburghClevelandBarcelonaIndianapolisSan JuanHoustonDublinParisLas VegasAustinRichmondCincinnati

Where else you can fly from Seoul

See all
Jeju CityTokyoOsakaShanghaiBusanHong KongFukuokaBangkokQingdaoTaipeiBeijingDa NangHo Chi Minh CitySingaporeHanoiNagoyaNha TrangUlaanbaatarManilaLos AngelesSapporoCebu CityKuala LumpurPhu QuocDenpasarOkinawaHagatnaGuangzhouDalianYanjiJakartaSeattleNew York CityShenzhenMacauYantaiTashkentShenyangSan FranciscoParis

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