
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $952 (SmartFares) |
One-way from | $484 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,714 |
Good round-trip deal | $1,180 or less |
Good one-way deal | $578 or less |
Fly from
Fly to
Route
Depart
Return
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Fri 5/1
3:17 pm-5:55 pm
2 stops37h 38m
Seoul Gimpo Intl
Wed 5/13
8:00 am-6:48 pm
2 stops23h 48m
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 8/17
7:44 pm-11:00 am
2 stops26h 16m
Incheon Intl
Thu 12/24
7:45 pm-8:02 am
2 stops26h 17m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Fri 5/1
7:20 am-9:15 pm
2 stops24h 55m
Seoul Gimpo Intl
Sun 5/10
8:00 am-6:15 pm
1 stop23h 15m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Thu 5/7
6:00 am-5:55 pm
2 stops22h 55m
Seoul Gimpo Intl
Fri 5/22
8:00 am-6:48 pm
2 stops23h 48m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Wed 5/13
6:00 am-9:15 pm
2 stops26h 15m
Seoul Gimpo Intl
Wed 6/10
12:05 pm-11:01 pm
2 stops23h 56m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Thu 4/30
10:32 am-9:15 pm
2 stops21h 43m
Seoul Gimpo Intl
Sun 5/10
8:00 am-4:45 pm
2 stops21h 45m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Tue 5/19
6:00 am-5:55 pm
2 stops22h 55m
Seoul Gimpo Intl
Thu 6/4
12:05 pm-11:01 pm
2 stops23h 56m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Thu 4/30
10:32 am-9:15 pm
2 stops21h 43m
Seoul Gimpo Intl
Tue 5/12
8:00 am-4:45 pm
2 stops21h 45m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Sat 5/23
6:30 am-5:55 pm
2 stops22h 25m
Seoul Gimpo Intl
Sat 6/6
7:15 pm-6:15 pm
1 stop36h 00m
BostonSeoul
BOS - GMP
BOSGMP
Boston Logan Intl
Fri 5/22
6:30 am-9:15 pm
2 stops25h 45m
Seoul Gimpo Intl
Thu 6/4
12:05 pm-11:01 pm
2 stops23h 56m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
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.
Currently, September is the cheapest month in which you can book a flight from Boston to Seoul (average of $258). Flying from Boston to Seoul in February is currently the most expensive (average of $872). 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.
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Chris,Mar 2025
SEA - ICN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$357 | Average$2,023 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$767 | Average$1,053 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$806 | Average$1,130 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$843 | Average$999 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$872 | Average$1,430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$872 | Average$1,159 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,515 | Average$1,931 | FlexibilityNo cancel fee | On-time81% |