
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $949 (Justfly.com) |
One-way from | $421 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $1,892 |
Good round-trip deal | $1,146 or less |
Good one-way deal | $692 or less |
Fly from
Fly to
Route
Depart
Return
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Fri 10/2
6:15 am-11:00 am
2 stops39h 45m
Seoul Gimpo Intl
Wed 10/14
8:50 pm-9:44 pm
2 stops37h 54m
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Wed 9/16
1:45 am-12:40 pm
1 stop21h 55m
Incheon Intl
Mon 9/21
8:00 am-11:05 pm
1 stop28h 05m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Sat 9/5
6:25 am-11:00 am
2 stops39h 35m
Seoul Gimpo Intl
Sun 9/13
8:50 pm-9:08 pm
2 stops37h 18m
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 8/17
7:44 pm-11:00 am
2 stops26h 16m
Incheon Intl
Tue 9/1
7:45 pm-7:39 am
2 stops24h 54m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Thu 9/17
1:00 pm-10:40 am
1 stop32h 40m
Seoul Gimpo Intl
Fri 10/2
8:00 am-6:10 pm
1 stop23h 10m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Wed 11/4
7:19 pm-10:55 am
2 stops25h 36m
Seoul Gimpo Intl
Mon 11/16
12:05 pm-5:25 pm
1 stop19h 20m
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 7/13
8:05 pm-9:55 am
2 stops24h 50m
Incheon Intl
Mon 8/10
9:30 am-7:55 pm
1 stop23h 25m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Sun 11/1
8:10 pm-10:05 pm
2 stops35h 55m
Seoul Gimpo Intl
Thu 11/5
12:05 pm-10:46 pm
2 stops48h 41m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Sat 7/4
7:35 am-11:00 am
2 stops38h 25m
Seoul Gimpo Intl
Thu 7/9
8:50 pm-11:51 pm
2 stops40h 01m
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Sun 7/12
5:38 pm-11:20 am
2 stops28h 42m
Incheon Intl
Wed 8/5
9:50 pm-11:55 pm
2 stops39h 05m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
Currently, May is the cheapest month in which you can book a flight from Boston to Seoul (average of $315). Flying from Boston to Seoul in July is currently the most expensive (average of $1,159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Boston to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from BOS to SEL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
Hong Kong (HKG) – chosen by Cheapflights users on 82% of 1-stop itineraries from Boston to Seoul on Cheapflights.
Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $772.
Flights via San Francisco (SFO) have the shortest average one-way travel time for 1-stop routes: 21h 50m.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 1h 43m.
To ensure you get the cheapest price possible for a flight from Boston to Seoul, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$767 | Average$1,087 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$806 | Average$1,299 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$843 | Average$990 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$872 | Average$1,464 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$872 | Average$1,295 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,592 | Average$2,298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,594 | Average$1,928 | FlexibilityNo cancel fee | On-time81% |