Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Boston to Seoul
The cheapest flights right now
Boston – Seoul
Outbound – Nov 2, 2026
1 stop
20h 45m DFW
Return – Nov 16, 2026
1 stop
19h 8m DFW
$1,434
2 days ago
Boston – Seoul
Outbound – Nov 2, 2026
1 stop
20h 45m DFW
Return – Nov 16, 2026
1 stop
19h 20m HND
$1,494
2 days ago
Boston – Seoul
Outbound – Nov 2, 2026
direct
15h 45m Return – Nov 16, 2026
direct
13h 40m $1,574
2 days ago
Boston – Seoul
Outbound – Nov 2, 2026
direct
15h 45m Return – Nov 16, 2026
1 stop
18h 38m JFK
$1,611
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$909
Average price of a round trip
$1329
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
29h11
A flight from Boston to Seoul takes on average 29h11.
Best time
November
According to user searches, the ideal month to go to Seoul is November.
Tips for finding a cheap flight from Boston to Seoul
Check out our tips for booking your flight to Seoul (South Korea) from Boston (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $1305 (calculation over the last two years). The most touristic season corresponds to the months of October, November and December.
For the cheapest flights, it is advisable to buy your ticket at least 27 days before the departure date.
The airline offering the cheapest flight tickets is American Airlines. A ticket from the airline American Airlines to Seoul costs on average $1138.
The airlines that offer the most flights are .
Price of flight tickets from Boston to Seoul
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $909 to $1520
- The average price of a flight ticket is about $1329
- Prices are lowest for stays in the month of October
- The month in which booking a ticket is cheaper is: October
info departure city :
Boston, USA
airport :
Boston-Logan International Airport (BOS)
local time :
Boston is a city in the country USA, the time zone is [[timezone]]. In Boston, it is currently {fromLocalTime}, the temperature is on average 15°C, with a minimum of 10°C and a maximum of 19°C.
The city of Boston has 1 airport(s): Boston-Logan
destination info :
Seoul, South Korea
airports :
Gimpo International Airport (GMP)
Incheon International Airport (ICN)
local time :
Seoul is in the country South Korea, the time zone is [[timezone]]. In Seoul, it is currently {toLocalTime}, the temperature is on average 20°C, with a minimum of 15°C and a maximum of 25°C.
The city of Seoul (SEL) has 2 airport(s): Gimpo and Incheon
Useful info about Seoul
What is the least touristic period to go to Seoul?
If you want to visit Seoul during the least touristic period, choose the month of November.
What is the most popular time to travel to Seoul?
In Seoul, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Boston to Seoul?
According to our data, it is recommended to book your flight 27 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. You can also choose morning flights that are 5% cheaper than afternoon and evening flights. The cheapest day to book a flight from Boston to Seoul is Tuesday.
What are the arrival and destination airports when traveling between Boston and Seoul?
When you leave, you can leave from Boston-Logan, and you will arrive at Gimpo or Incheon.
How to reach Boston airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Boston to Seoul?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Boston and Seoul?
In summer, the average temperature is 25°C in Seoul and 22°C in Boston. The average rainfall in summer is 271 mm in Seoul and 106 mm in Boston. In summer, it is warmer in Seoul and it rains less in Boston. In winter, it is colder in Boston and it rains more in Boston.