$528 Find Cheap Flights from Seoul Incheon Airport to Boston - Compare and Save

Among airlines operating Incheon Intl Airport to Boston flights:

• Korean Air: offers extra legroom; offers free seat selection
• Delta: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Korean Air operates flights between Incheon Intl Airport and Boston.

Flights from Incheon Intl Airport to Boston usually depart from Incheon Intl (ICN) and arrive at Boston Logan Intl (BOS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Korean Air: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Four cabin classes are available on flights from Incheon Intl Airport to Boston:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $556 round-trip via Honolulu (HNL), compared to $1,630 for nonstop.

The Boeing 777-300ER family is used most often on this route, operated mainly by Korean Air and Delta. Other aircraft seen on the route include Airbus A350-900 variants.

One-stop flights from Incheon Intl Airport to Boston most commonly connect through:

• Toronto Pearson Intl (YYZ) - 35% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 20% of one-stop connections
• San Francisco (SFO) - 14% of one-stop connections
• Dallas/Fort Worth (DFW) - 8% of one-stop connections

Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 31% on the Incheon Intl Airport to Boston route. Thursday is the cheapest departure day at $1,054 round-trip on average, while Sunday is the most expensive at $1,508, a difference of $454. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Incheon Intl Airport to Boston route, 19% of flights were delayed in the past 3 months, with delays averaging 1 hour 25 minutes.

Morning is the busiest departure period on Incheon Intl Airport to Boston flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Boston are Fenway Park, TD Garden and South Station. These are among the most viewed places in Boston on KAYAK.

These are the earliest and latest flight times available from Incheon Intl Airport to Boston:

• Earliest: departs at 9:10 am and lands at 10:50 pm
• Latest: departs at 9:30 am and lands at 11:10 pm.

The flight takes about 13h 40m.

Last-minute fares on this route - booked within 2 weeks of departure - run 5% below the route average of $1,248. Booking late can sometimes save money on this route, but inventory is limited.

A nonstop flight from Incheon Intl Airport to Boston takes 13h 40m, covering 6,809 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $942 to $6,770. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from Incheon Intl Airport to Boston are currently lower than usual. Average one-way flight prices are about $884, which is 15% below the typical average for this route.

Korean Air is the only airline operating Incheon Intl Airport to Boston flights. 81% of its flights are on time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 16h 35m, compared with 19h 13m via Newark (EWR) and 19h 21m via Toronto Pearson Intl (YYZ).

Boston is 13 hours behind Incheon Intl Airport (Eastern Time vs Korean Time). Plan for the time shift when scheduling connections or first-day activities.

Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
• Dollar
• Hertz
• Budget
• Thrifty
• Sixt

Round-trip flights from Incheon Intl Airport to Boston range from $647 to $1,587, with an average of $1,248 over the past 12 months. Anything below $647 counts as a good deal.