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$508+ Cheap flights from Boston (BOS) to Seoul (SEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEL
mar. 1 — mar. 81
sáb. 3/1
sáb. 3/8
1 adult, Economy
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The best prices from Boston Logan Intl to Seoul are usually found in September or March, booked 47 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Boston to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated febrero 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$813
(oojo)

One-way from

$508
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,563

Good round-trip deal

$1,002 or less

Good one-way deal

$469 or less
Provider with most accurate pricing for Boston Logan Intl-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Seoul (SEL) flights.
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From Boston Logan Intl to Seoul (SEL)
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One-way flight from Boston Logan Intl to Seoul (SEL)
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Highest demand for flights based on searches. 5% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Seoul (SEL).
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Price to beat on a one-way flight from Boston Logan Intl to Seoul (SEL).
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Find flight deals from Boston to Seoul

Cheapest flights from Boston to Seoul
Explore the most affordable flight options available from Boston to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 24, 2025.

This oojo deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/19:35 pmBOS - ICN
1 stop31h 05mTurkish Airlines
mar. 4/811:20 pmICN - BOS
1 stop33h 20mTurkish Airlines
Deal found 2/23$813
This eDestinos deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/21:40 amBOS - ICN
1 stop23h 25mCathay Pacific
mié. 9/1710:10 amICN - BOS
1 stop25h 50mCathay Pacific
Deal found 2/23$962
This Gotogate deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/267:40 pmBOS - GMP
2 stops29h 30mMultiple Airlines
mié. 4/28:35 amGMP - BOS
1 stop21h 05mMultiple Airlines
Deal found 2/24$1,014
This Gotogate deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/267:40 pmBOS - ICN
2 stops29h 05mMultiple Airlines
mié. 4/28:20 amICN - BOS
1 stop21h 20mMultiple Airlines
Deal found 2/24$1,014
This FlightHub deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/187:15 amBOS - GMP
2 stops38h 45mChina Eastern
mié. 3/268:50 pmGMP - BOS
2 stops37h 43mChina Eastern
Deal found 2/24$1,100
This Air Canada deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/13:20 pmBOS - ICN
1 stop36h 00mAir Canada
mar. 9/235:45 pmICN - BOS
2 stops28h 50mAir Canada
Deal found 2/24$1,116
This Priceline deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/86:55 pmBOS - ICN
2 stops58h 50mWestJet
vie. 9/198:45 pmICN - BOS
2 stops34h 25mWestJet
Deal found 2/23$1,155
This Ovago deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/178:20 amBOS - GMP
2 stops39h 45mAir China
lun. 3/242:25 pmGMP - BOS
2 stops29h 50mAir China
Deal found 2/23$1,401
This Gurufare deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/19:30 amBOS - GMP
2 stops23h 50mANA
mar. 4/87:55 pmGMP - BOS
2 stops31h 29mANA
Deal found 2/23$1,506
This Gurufare deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/259:31 amBOS - GMP
2 stops23h 49mJapan Airlines
mar. 4/17:55 amGMP - BOS
2 stops28h 19mJapan Airlines
Deal found 2/23$1,527

Find flights from Boston to Seoul within your budget

Customize your flight search to find flights from Boston to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 24, 2025.

Fly from

Boston

Fly to

Seoul

Route

Depart

Return

Price

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mar. 4/1

9:35 pm-5:40 pm

1 stop31h 05m

Incheon Intl

mar. 4/8

11:20 pm-7:40 pm

1 stop33h 20m

$813

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

lun. 3/3

12:30 am-1:55 pm

1 stop23h 25m

Incheon Intl

mié. 3/26

10:05 am-11:00 pm

1 stop25h 55m

$975

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

mié. 3/26

7:40 pm-2:10 pm

2 stops29h 30m

Seoul Gimpo Intl

mié. 4/2

8:35 am-4:40 pm

1 stop21h 05m

$1,014

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mié. 3/26

7:40 pm-1:45 pm

2 stops29h 05m

Incheon Intl

mié. 4/2

8:20 am-4:40 pm

1 stop21h 20m

$1,014

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

mar. 3/18

7:15 am-11:00 am

2 stops38h 45m

Seoul Gimpo Intl

mié. 3/26

8:50 pm-9:33 pm

2 stops37h 43m

$1,100

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mié. 4/23

3:40 pm-4:05 pm

2 stops35h 25m

Incheon Intl

mar. 5/6

5:45 pm-9:35 am

2 stops28h 50m

$1,116

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

lun. 3/17

8:20 am-1:05 pm

2 stops39h 45m

Seoul Gimpo Intl

lun. 3/24

2:25 pm-7:15 am

2 stops29h 50m

$1,401

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

mar. 4/1

9:30 am-10:20 pm

2 stops23h 50m

Seoul Gimpo Intl

mar. 4/8

7:55 pm-2:24 pm

2 stops31h 29m

$1,506

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

mar. 3/25

9:31 am-10:20 pm

2 stops23h 49m

Seoul Gimpo Intl

mar. 4/1

7:55 am-11:14 pm

2 stops28h 19m

$1,527

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mié. 4/23

8:30 am-1:55 pm

3 stops40h 25m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 24 results
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Compare providers for flights from Boston to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Seoul in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
ScholarTripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Boston to Seoul

Get recent, data-driven insights about flights from Boston to Seoul including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Seoul. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Seoul, you should look to book at least 47 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.

What is the cheapest month to book a flight from Boston to Seoul?

Currently, February is the cheapest month in which you can book a flight from Boston to Seoul (average of $1,009). Flying from Boston to Seoul in June is currently the most expensive (average of $1,682). 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.

What is the cheapest time of day to fly from BOS to SEL?

Find hourly flight availability from Boston to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 24, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Boston to Seoul by exploring options for tickets in the morning.

What is the cheapest day to fly from Boston to Seoul?

Use this chart to determine the cheapest time to fly round-trip from Boston to Seoul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Seoul flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Seoul

Explore weekly flight availability from Boston to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated febrero 24, 2025.

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).

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated febrero 24, 2025.
Get a feel of what it's like to fly with ANA, Korean Air and Japan Airlines from Boston to Seoul by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

ANA
8.4
Very good
836 reviews
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Korean Air
8.4
Very good
1,034 reviews
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Japan Airlines
8.3
Very good
1,441 reviews
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Singapore Airlines
8.1
Very good
1,294 reviews
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Delta
8.0
Very good
8,175 reviews
ANA
8.4
Very good
836 reviews

Comfort

8.2

Crew

8.7

Food

7.6

Overall

8.4

Boarding

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Related info for your journey

Find useful and relevant information for your journey from Boston to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Seoul?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Seoul. You should not have trouble finding flights to Seoul from Logan Intl; the airport handles an average of 2 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the Boston airport to Seoul. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • How popular is this Boston to Seoul flight route?

    The Boston Logan Intl to Seoul flight path was viewed by 242 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Boston to Seoul round-trip?

    Cheapflights users have booked flights from Boston to Seoul round-trip from $813. Other airlines that can offer you cheap pricing are Cathay Pacific, from $975, and China Eastern, from $1,100. These flights start at 48% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Seoul one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $549. However, be on the lookout for offers from Etihad Airways and Cathay Pacific, as they are both options that can get you from Boston to Seoul for a low price.

  • What are the cheapest flights from Boston to Seoul?

    Looking at all options, your cheapest flight can be booked for $439. While the most popular route (Boston Logan Intl - Incheon Intl) can be booked for $813 on average our data indicates $3,084 when flying from Boston to Seoul.

  • Can I find deals for flights from Boston to Seoul that include hotel bookings?

    Yes. In addition to deals on Boston to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Seoul.

  • Can I find deals for business class flights from Boston to Seoul?

    Yes. Cheapflights offers flight deals from Boston to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Seoul?

    Currently, February is the cheapest month in which you can book a flight from Boston to Seoul (average of $1,009). Flying from Boston to Seoul in June is currently the most expensive (average of $1,682). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Boston to Seoul

Discover the top 9 airlines that operate flights from Boston to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$813Average$1,100FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$864Average$1,215FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$872Average$1,177FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$875Average$1,444FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$902Average$1,845FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,530Average$1,931FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$1,550Average$1,985FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,591Average$2,180FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$1,738Average$1,769FlexibilityNo cancel feeOn-time75%
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