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BOS → ICN · about 13h 41m nonstop · 6,813 miles · 1 airlines · fares updated September 13, 2026
Fares shown are recorded lows. An agent confirms today's live price on the call.
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Call to book from $1,042(708) 866-8751The lowest fares recorded on this route in recent searches. Call and an agent checks whether a similar fare is still open for your dates.
Recorded fares for BOS to ICN from cached search data, not live quotes. An agent confirms availability and today's price on the call.
Looking for a cheap flight from Boston to Seoul? This page tracks the lowest fares we have recorded on the BOS to ICN route, the airlines that fly it, and the months when prices drop. Fares shown are recent lows, not live quotes; call (708) 866-8751 and an agent will price today's availability with you.
The lowest one-way fare we have on record for this route is $1,042. Fares like that usually show up on off-peak days and for travel booked a few weeks out; an agent can check whether a similar fare is available for your dates.
Because Delta Air Lines treats Boston as a hub, this pairing tends to have frequent departures throughout the day.
This is a 6,813 miles journey, about 13h 41m in the air on a nonstop, which puts it firmly in long-haul territory: baggage allowances, seat selection fees, and stopover options change the real cost of the ticket as much as the base fare does.
Prices are currently typical for this route. Typical one-way lows run $1,042 to $1,260 by month; the lowest fare recorded recently was $1,042.
Lowest recorded one-way fare per month. Green marks the cheapest month.
For long-haul travel, mid-January to March and the shoulder months of October and November usually bring the lowest fares; June through August and the December holidays cost the most.
On this specific route our fare history shows November as the cheapest month and May as the most expensive, a spread of $273 between the two.
Tuesday, Wednesday, and Saturday departures are usually the cheapest days on long-haul routes; Friday and Sunday are the most expensive. Early-morning and late-evening flights are often priced below the midday departures.
For international travel, booking two to five months ahead usually gets the best fares; inside three weeks, prices rise sharply. Peak-season travel in summer and over the December holidays should be booked as early as possible.
Carriers most likely to serve this route, with the lowest fare recorded for each where our data names the airline. Agents compare all of them on one call.
| Airline | Recorded from | Changes on standard fares | Lowest fare brand | Call |
|---|---|---|---|---|
| Delta Air Lines | ask an agent | No fee, fare difference | Basic Economy | Call(708) 866-8751 |
Carriers listed are those most likely to serve the pair based on hubs and recorded fares. WarBird Flight is independent and not affiliated with any airline.
Departures use Boston Logan International Airport (BOS), a hub for Delta and JetBlue.
You will land at Incheon International Airport (ICN).
Licensed agents at our partner agency handle these by phone, 24/7. No charge for a quote.
The lowest one-way fare we have recorded recently is $1,042. Fares change daily; call (708) 866-8751 for today's price.
A nonstop flight takes about 13h 41m to cover 6,813 miles. Connecting itineraries add two to five hours depending on the layover.
Delta Air Lines are the carriers most likely to serve this route. We book all of them.
Based on our fare history, November has the lowest recorded fares and May the highest.
Yes. Call (708) 866-8751 and a live agent will search every airline, quote today's fare, and book it for you. WarBird Flight is an independent travel booking service; calls are answered by licensed travel agents at our partner agency.
Boston Logan International Airport (BOS) is the airport for this route.
A passport valid for your whole trip, plus any visa or entry authorization the destination requires. Agents check the current entry rules for Seoul when you book and can note passport details on the reservation.
Yes on most carriers, with an unaccompanied-minor service fee and age limits that differ by airline. Nonstop flights are strongly preferred and some airlines require them for younger children. Agents can book the service, note the guardian details, and confirm the fee before you pay.
