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$498+ Cheap flights from Incheon Intl (ICN) to Boston (BOS)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BOS
may. 3 — may. 101
dom. 5/3
dom. 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Boston Logan Intl are usually found in December or November, booked 15 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Incheon Intl to Boston

Cheapest flights from Incheon Intl to Boston
Explore the most affordable flight options available from Incheon Intl to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 3, 2026.

This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/165:50 pm
ICN
-
BOS
1 stop19h 05m
American Airlines
mar. 9/296:00 am
BOS
-
ICN
1 stop20h 45m
American Airlines
Deal found 3/31$613
This United Airlines deal was found by Cheapflights users on 3/30. 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.
vie. 11/612:45 pm
ICN
-
BOS
1 stop20h 10m
United Airlines
mar. 11/107:30 am
BOS
-
ICN
1 stop18h 55m
United Airlines
Deal found 3/30$636
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/3111:30 am
ICN
-
BOS
2 stops21h 11m
United Airlines
mié. 4/159:20 am
BOS
-
ICN
2 stops30h 00m
United Airlines
Deal found 3/30$640
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/314:50 pm
ICN
-
BOS
1 stop28h 34m
United Airlines
jue. 4/95:30 am
BOS
-
ICN
1 stop20h 30m
United Airlines
Deal found 3/30$649
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/3111:30 am
ICN
-
BOS
2 stops23h 24m
United Airlines
dom. 4/55:30 am
BOS
-
ICN
1 stop20h 30m
United Airlines
Deal found 3/30$653
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/3111:30 am
ICN
-
BOS
1 stop20h 36m
United Airlines
vie. 4/105:30 am
BOS
-
ICN
1 stop20h 30m
United Airlines
Deal found 3/30$683
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/314:50 pm
ICN
-
BOS
1 stop26h 31m
United Airlines
sáb. 4/188:16 pm
BOS
-
ICN
1 stop29h 44m
United Airlines
Deal found 3/30$774
This United Airlines deal was found by Cheapflights users on 3/30. 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.
mar. 3/3111:30 am
ICN
-
BOS
2 stops21h 11m
United Airlines
dom. 4/195:30 am
BOS
-
ICN
1 stop20h 30m
United Airlines
Deal found 3/30$778
This Air Canada deal was found by Cheapflights users on 3/31. 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.
mié. 9/165:45 pm
ICN
-
BOS
2 stops29h 05m
Air Canada
mié. 10/145:50 am
BOS
-
ICN
2 stops21h 15m
Air Canada
Deal found 3/31$792

Find flight deals from Incheon Intl to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Boston (BOS). 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 abril 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$613
(American Airlines)

One-way from

$498
(Kiwi.com)

Popular in

January

Cheapest in

December

Average price

$1,197

Good round-trip deal

$901 or less

Good one-way deal

$1,037 or less
Provider with most accurate pricing for Incheon Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Boston Logan Intl flights.
Search Deals
From Incheon Intl to Boston Logan Intl
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One-way flight from Incheon Intl to Boston Logan Intl
Search Deals
High demand for flights, 13% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Incheon Intl to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Boston 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 abril 3, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 9/16

5:15 pm-11:54 pm

2 stops19h 39m

Boston Logan Intl

jue. 11/26

4:25 pm-5:40 am

2 stops23h 15m

$653

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 5/20

7:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

dom. 9/6

7:09 am-5:30 pm

1 stop21h 21m

$1,189

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

lun. 5/4

8:25 am-3:28 pm

1 stop20h 03m

Boston Logan Intl

lun. 5/11

6:42 pm-5:15 am

1 stop21h 33m

$1,228
Quickest round-trip

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 9/16

9:30 am-10:10 am

Nonstop13h 40m

Boston Logan Intl

mié. 10/14

12:55 pm-5:25 pm

Nonstop15h 30m

$1,245

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 4/30

8:25 am-3:28 pm

1 stop20h 03m

Boston Logan Intl

jue. 5/7

6:00 am-4:30 pm

1 stop21h 30m

$1,289

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

sáb. 5/23

11:55 pm-2:10 pm

1 stop27h 15m

Boston Logan Intl

dom. 6/21

11:05 pm-5:00 pm

1 stop28h 55m

$1,366

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mar. 7/14

4:40 pm-12:17 am

1 stop20h 37m

Boston Logan Intl

mar. 7/21

12:55 pm-5:25 pm

Nonstop15h 30m

$1,369

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

lun. 6/22

1:20 am-3:15 pm

1 stop26h 55m

Boston Logan Intl

mar. 6/30

5:57 pm-5:05 pm

2 stops34h 08m

$1,397

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 6/24

9:30 am-10:20 am

Nonstop13h 50m

Boston Logan Intl

mié. 7/1

9:05 am-5:50 pm

1 stop19h 45m

$1,434

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 9/23

9:30 am-10:10 am

Nonstop13h 40m

Boston Logan Intl

lun. 9/28

9:55 am-5:10 am

1 stop30h 15m

$1,465

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Incheon Intl to Boston

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 Incheon Intl to Boston in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 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 Incheon Intl Airport-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Boston 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 Incheon Intl Airport-Boston 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 Incheon Intl to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Incheon Intl 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 Incheon Intl Airport to Boston

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

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Boston. Price data was last updated on April 2, 2026.

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to Boston. 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 Incheon Intl Airport to Boston?

Currently, October is the cheapest month in which you can book a flight from Incheon Intl Airport to Boston (average of $352). Flying from Incheon Intl Airport to Boston in June is currently the most expensive (average of $966). 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 ICN to BOS?

Find hourly flight availability from Incheon Intl to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 3, 2026.

When flying from Incheon Intl Airport to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Incheon Intl Airport to Boston?

The best insider tips for Incheon Intl Airport to Boston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Boston trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on ICN

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

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

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated abril 3, 2026.
Peruse reviews from past customers who have flown with Korean Air,Delta, andUnited Airlines from Incheon Intl Airport to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,203 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,203 reviews
Korean Air
8.4
Very good
1,203 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,375 reviews
Korean Air
8.4
Very good
1,203 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,539 reviews
Korean Air
8.4
Very good
1,203 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,889 reviews
Korean Air
8.4
Very good
1,203 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

    For a flight from Incheon Intl to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 2 inbound flights from Incheon Intl per day. 4 airlines have flights to Boston Logan Intl from Incheon Intl on a regular basis.

  • How long is the flight from Incheon Intl Airport to Boston?

    For as low as $1,245, United Airlines can have you in Boston from Incheon Intl Airport in 13h 40m. The distance between Incheon Intl Airport and Boston is about 6809 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Incheon Intl Airport to Boston round-trip from $471. Other airlines that can offer you cheap pricing are United Airlines, from $493, and Delta, from $1,054. You may be able to fly from Incheon Intl Airport to Boston for 60% less than the average price by searching for these airlines.

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

    $448 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $455 and $503, respectively.

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

    Looking at all options, your cheapest flight can be booked for $771. While the most popular route (Incheon Intl - Boston Logan Intl) can be booked for $1,109 on average, our data indicates $1,285 when flying from Incheon Intl Airport to Boston.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Incheon Intl Airport to Boston (average of $352). Flying from Incheon Intl Airport to Boston in June is currently the most expensive (average of $966). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Seabrook
Cranston
Chelsea
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Lincoln
Quincy
Lowell

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Incheon Intl to Boston

Discover the top 4 airlines that operate flights from Incheon Intl to Boston. 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 abril 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$471Average$498FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$493Average$771FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,054Average$1,623FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,296Average$1,645FlexibilityNo cancel feeOn-time81%

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