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Incheon Intl

$428+ Cheap flights from Boston (BOS) to Incheon Intl (ICN)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ICN
mai 3 — mai 101
sam. 5/3
sam. 5/10
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Boston Logan Intl to Incheon Intl are usually found in November or September, booked 29 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Boston to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Incheon Intl (ICN). 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 avril 28, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,143
(Kiwi.com)

One-way from

$461
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,240

Good round-trip deal

$920 or less

Good one-way deal

$500 or less
Provider with most accurate pricing for Boston Logan Intl-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Incheon Intl flights.
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From Boston Logan Intl to Incheon Intl
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One-way flight from Boston Logan Intl to Incheon Intl
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Highest demand for flights based on searches. 14% potential increase in price ($248 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 April 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Incheon Intl.
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Price to beat on a one-way flight from Boston Logan Intl to Incheon Intl.
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Find flight deals from Boston to Incheon Intl

Cheapest flights from Boston to Incheon Intl
Explore the most affordable flight options available from Boston to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/31:40 amBOS - ICN
1 stop22h 00mMultiple Airlines
jeu. 5/1512:45 pmICN - BOS
2 stops43h 13mMultiple Airlines
Deal found 4/27$1,143
This oojo deal was found by Cheapflights users on 4/28. 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.
jeu. 11/612:30 amBOS - ICN
1 stop28h 05mCathay Pacific
dim. 11/167:35 pmICN - BOS
1 stop40h 25mCathay Pacific
Deal found 4/28$1,146
This Air Canada deal was found by Cheapflights users on 4/28. 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.
sam. 8/3010:20 amBOS - ICN
1 stop16h 55mAir Canada
dim. 9/216:00 pmICN - BOS
1 stop16h 22mAir Canada
Deal found 4/28$1,147
This Turkish Airlines deal was found by Cheapflights users on 4/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/159:35 pmBOS - ICN
1 stop22h 05mTurkish Airlines
lun. 10/2712:10 amICN - BOS
1 stop31h 55mTurkish Airlines
Deal found 4/27$1,152
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/186:20 pmBOS - ICN
2 stops34h 15mAlaska Airlines
jeu. 12/48:35 pmICN - BOS
2 stops34h 31mAlaska Airlines
Deal found 4/27$1,185
This WestJet deal was found by Cheapflights users on 4/27. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/316:55 pmBOS - ICN
2 stops34h 50mWestJet
ven. 9/198:45 pmICN - BOS
1 stop33h 55mWestJet
Deal found 4/27$1,197
This KAYAK deal was found by Cheapflights users on 4/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/36:40 pmBOS - ICN
3 stops61h 50mHainan Airlines
lun. 9/1510:35 pmICN - BOS
2 stops55h 05mHainan Airlines
Deal found 4/27$1,216
This Gurufare deal was found by Cheapflights users on 4/28. 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.
lun. 9/111:15 amBOS - ICN
3 stops39h 20mSingapore Airlines
mar. 9/2311:20 amICN - BOS
3 stops41h 53mSingapore Airlines
Deal found 4/28$1,241
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/88:00 amBOS - ICN
1 stop31h 20mUnited Airlines
jeu. 5/224:50 pmICN - BOS
1 stop28h 18mUnited Airlines
Deal found 4/27$1,314

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Incheon Intl 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 avril 28, 2025.
Use the filters below to find and compare flights from Boston to Incheon Intl Airport that are best for you.

Fly from

Boston

Fly to

Incheon Intl

Route

Depart

Return

Price

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

lun. 5/19

4:30 pm-10:05 pm

1 stop40h 35m

Incheon Intl

jeu. 6/12

8:45 pm-5:40 pm

1 stop33h 55m

$1,145

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

sam. 8/30

10:20 am-4:15 pm

1 stop16h 55m

Incheon Intl

dim. 9/21

6:00 pm-9:22 pm

1 stop16h 22m

$1,147

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mer. 10/15

9:35 pm-8:40 am

1 stop22h 05m

Incheon Intl

lun. 10/27

12:10 am-7:05 pm

1 stop31h 55m

$1,152

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

dim. 8/31

6:55 pm-6:45 pm

2 stops34h 50m

Incheon Intl

ven. 9/19

8:45 pm-5:40 pm

1 stop33h 55m

$1,197

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mer. 10/15

6:20 pm-6:35 pm

2 stops35h 15m

Incheon Intl

mer. 10/29

9:25 pm-5:06 pm

2 stops32h 41m

$1,198

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

dim. 10/19

1:40 am-2:05 pm

1 stop23h 25m

Incheon Intl

dim. 11/2

7:35 pm-10:00 pm

1 stop40h 25m

$1,211

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mer. 9/3

6:40 pm-9:30 pm

3 stops61h 50m

Incheon Intl

lun. 9/15

10:35 pm-4:40 pm

2 stops55h 05m

$1,216

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

lun. 9/1

11:15 am-3:35 pm

3 stops39h 20m

Incheon Intl

mar. 9/23

11:20 am-4:13 pm

3 stops41h 53m

$1,241

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

jeu. 5/8

8:00 am-4:20 am

1 stop31h 20m

Incheon Intl

jeu. 6/5

11:30 am-7:53 pm

1 stop21h 23m

$1,314

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

mar. 8/26

6:55 pm-6:45 pm

3 stops34h 50m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 18 results
1
2

Compare providers for flights from Boston to Incheon Intl

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 Incheon Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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-Incheon Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Incheon Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Incheon Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Boston to Incheon Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Incheon Intl Airport trip
Airports
BOS

Use the FlyLogan App for pre-ordering food and accessing premium Wi-Fi at BOS, saving time before your long flight to ICN.

Read more about BOSby Paul Rubio
ICN

Take the AREX express train for a quick 40-50 minute ride from ICN to Seoul Station, ideal for avoiding traffic.

Read more about ICNby Gabriel Leigh
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Best time to book a flight from Boston to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Incheon Intl Airport

How far ahead should I book a flight from Boston to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Incheon Intl. Price data was last updated on April 25, 2025.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Incheon Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Incheon Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Boston to Incheon Intl Airport (average of $1,001). Flying from Boston to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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 ICN?

Find hourly flight availability from Boston to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated avril 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Incheon Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Boston to Incheon Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Boston to Incheon Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Boston to Incheon Intl Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Incheon Intl Airport

Explore weekly flight availability from Boston to Incheon Intl. 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 avril 28, 2025.

The most flights from BOS to ICN 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 Incheon Intl by month

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

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

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

If weather is an important factor for your trip to Incheon Intl Airport, 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 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated avril 28, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and China Airlines from Boston to Seoul to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,184 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,063 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
729 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Hainan Airlines
8.1
Very good
38 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Alaska Airlines
8.0
Very good
9,949 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Boston to Incheon Intl. 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 Incheon Intl?

    If you book a flight to Incheon Intl from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 2 flights from Logan Intl to Incheon Intl per day from 7 different airlines.

  • How popular is this Boston to Incheon Intl Airport flight route?

    Within the past month, 242 users have taken a look at flights from Boston Logan Intl to Incheon Intl.

  • What are the cheapest airlines flying from Boston to Incheon Intl Airport round-trip?

    Turkish Airlines, at $1,152, was found to be the cheapest airline from Boston to Incheon Intl Airport.Alternate airlines to your destination round-trip include Cathay Pacific and United Airlines. Users have found that Turkish Airlines is 24% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boston to Incheon Intl Airport one-way?

    One-way options have recently been found by users for as low as $573 on WestJet. Other airlines that offer cheap prices include Etihad Airways from $625 and Air Canada from $669 one-way.

  • What are the cheapest flights from Boston to Incheon Intl Airport?

    On average you can expect to pay $3,464 for a flight from Boston to Incheon Intl Airport. The cheapest flight overall is $455 while the most popular route, (Boston Logan Intl - Incheon Intl) is currently priced at $894.

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

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

  • How can I find direct flights from Boston to Incheon Intl?

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

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

    Yes. Cheapflights offers flight deals from Boston to Incheon Intl 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 Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Boston to Incheon Intl Airport (average of $1,001). Flying from Boston to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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

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Alternative routes for Boston to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Gimpo Intl flights
Hartford to Incheon Intl flights
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Top 7 airlines flying from Boston to Incheon Intl

Discover the top 7 airlines that operate flights from Boston to Incheon Intl. 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 avril 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$813Average$1,089FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$864Average$1,227FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$872Average$1,137FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$875Average$1,387FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$902Average$1,947FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,521Average$1,931FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,570Average$2,174FlexibilityNo cancel feeOn-timeN/A

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