Cheap flights from Incheon Intl Airport to Boston from $428

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Boston departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Incheon Intl Airport to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
8:35 pm - 11:59 pm
ICN
-
BOS
17h 24m
1 stop
Hawaiian Airlines Logo
6:24 pm - 6:35 pm
BOS
-
ICN
35h 11m
1 stop
$655Hawaiian Airlines
Thu, Mar 5 - Tue, Mar 10
United Airlines Logo
12:45 pm - 7:39 pm
ICN
-
BOS
20h 54m
1 stop
United Airlines Logo
1:45 pm - 4:40 am
BOS
-
ICN
25h 55m
1 stop
$666United Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
6:00 pm - 12:49 am
ICN
-
BOS
20h 49m
1 stop
United Airlines Logo
5:50 pm - 4:40 am
BOS
-
ICN
21h 50m
1 stop
$667United Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
6:00 pm - 11:57 pm
ICN
-
BOS
19h 57m
2 stops
United Airlines Logo
5:50 pm - 4:40 am
BOS
-
ICN
21h 50m
1 stop
$668United Airlines
Thu, Mar 5 - Tue, Mar 10
Alaska Airlines Logo
7:35 pm - 11:59 pm
ICN
-
BOS
17h 24m
1 stop
Alaska Airlines Logo
7:11 pm - 5:30 pm
BOS
-
ICN
33h 19m
1 stop
$672Alaska Airlines
Sat, May 9 - Sat, May 16
Alaska Airlines Logo
7:35 pm - 11:59 pm
ICN
-
BOS
17h 24m
1 stop
Alaska Airlines Logo
9:00 am - 5:30 pm
BOS
-
ICN
19h 30m
1 stop
$674Alaska Airlines
Wed, Apr 22 - Wed, May 6
Alaska Airlines Logo
7:35 pm - 11:59 pm
ICN
-
BOS
17h 24m
1 stop
Alaska Airlines Logo
9:00 am - 5:30 pm
BOS
-
ICN
19h 30m
1 stop
$676Alaska Airlines
Thu, Apr 30 - Fri, May 8
Alaska Airlines Logo
7:35 pm - 11:59 pm
ICN
-
BOS
17h 24m
1 stop
Alaska Airlines Logo
6:42 pm - 5:30 pm
BOS
-
ICN
33h 48m
1 stop
$696Alaska Airlines
Wed, Apr 22 - Tue, May 5
United Airlines Logo
6:00 pm - 10:49 am
ICN
-
BOS
29h 49m
2 stops
United Airlines Logo
5:45 am - 4:40 am
BOS
-
ICN
33h 55m
1 stop
$702United Airlines
Sun, Mar 8 - Sun, Mar 15
United Airlines Logo
6:00 pm - 7:58 am
ICN
-
BOS
27h 58m
1 stop
United Airlines Logo
7:55 am - 4:40 am
BOS
-
ICN
31h 45m
1 stop
$739United Airlines
Tue, Mar 3 - Tue, Mar 17

Hawaiian Airlines flights from Incheon Intl Airport to Boston

Our best Hawaiian Airlines deals on Incheon Intl Airport to Boston flight tickets
Hawaiian Airlines
Mar 5
ICN8:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
Mar 10
BOS6:24 pmBoston Logan Intl
35h 11m
1 stop
ICN6:35 pmIncheon Intl
$655
Hawaiian Airlines
Mar 2
ICN8:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
Mar 7
BOS7:00 amBoston Logan Intl
21h 35m
1 stop
ICN6:35 pmIncheon Intl
$925
Hawaiian Airlines
Mar 2
ICN8:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
Mar 6
BOS7:00 amBoston Logan Intl
21h 35m
1 stop
ICN6:35 pmIncheon Intl
$979

Alaska Airlines flights from Incheon Intl Airport to Boston

Our best Alaska Airlines deals on Incheon Intl Airport to Boston flight tickets
Alaska Airlines
May 9
ICN7:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
May 16
BOS7:11 pmBoston Logan Intl
33h 19m
1 stop
ICN5:30 pmIncheon Intl
$672
Alaska Airlines
Apr 22
ICN7:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
May 6
BOS9:00 amBoston Logan Intl
19h 30m
1 stop
ICN5:30 pmIncheon Intl
$674
Alaska Airlines
Apr 30
ICN7:35 pmIncheon Intl
17h 24m
1 stop
BOS11:59 pmBoston Logan Intl
May 8
BOS9:00 amBoston Logan Intl
19h 30m
1 stop
ICN5:30 pmIncheon Intl
$676

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated February 21, 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

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

8:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Tue 3/10

6:24 pm-6:35 pm

1 stop35h 11m

$655

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

12:45 pm-7:39 pm

1 stop20h 54m

Boston Logan Intl

Mon 3/9

1:45 pm-4:40 am

1 stop25h 55m

$666

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

6:00 pm-12:49 am

1 stop20h 49m

Boston Logan Intl

Mon 3/9

5:50 pm-4:40 am

1 stop21h 50m

$667

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

6:00 pm-11:57 pm

2 stops19h 57m

Boston Logan Intl

Tue 3/10

5:50 pm-4:40 am

1 stop21h 50m

$668

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 5/9

7:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Sat 5/16

7:11 pm-5:30 pm

1 stop33h 19m

$672

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 4/22

7:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Wed 5/6

9:00 am-5:30 pm

1 stop19h 30m

$674

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 4/30

7:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Fri 5/8

9:00 am-5:30 pm

1 stop19h 30m

$676

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 4/22

7:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Tue 5/5

6:42 pm-5:30 pm

1 stop33h 48m

$696

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 3/8

6:00 pm-10:49 am

2 stops29h 49m

Boston Logan Intl

Sun 3/15

5:45 am-4:40 am

1 stop33h 55m

$702

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 3/3

6:00 pm-7:58 am

1 stop27h 58m

Boston Logan Intl

Tue 3/17

7:55 am-4:40 am

1 stop31h 45m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Incheon Intl Airport to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Incheon Intl Airport and Boston?

What is the cheapest month to fly to Boston?

In general, December is the cheapest month to fly from Incheon Intl Airport to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $486. If you aren’t able to travel during the month of December, then book flights to Boston from Incheon Intl Airport during November instead. Flights to Boston in November, while not as cheap as those in December, still average around $499.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Incheon Intl Airport to Boston is on a Tuesday when prices can be found for as low as $1,290. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $1,618.

What is the cheapest Incheon Intl to Boston Logan Intl flight route?

Fly from Incheon Intl to Boston Logan Intl for the best Incheon Intl - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $1,178 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Incheon Intl Airport for as low as $806 on momondo.

What cabin class options are available on Incheon Intl to Boston Logan Intl flights?

There are 3 cabin classes available to choose from on Incheon Intl to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Incheon Intl Airport to Boston flights?

You could potentially save up to 18% on your flight if you consider stops on a Incheon Intl Airport to Boston flight.

How have Incheon Intl Airport to Boston flight prices changed over time?

As of February 2026, prices for Incheon Intl Airport to Boston flights are approximately 50% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Boston (ICN to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Boston

Best Price Found

$1,050

Fastest flight time

13h 30m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Incheon Intl Airport in the past 72 hours is $1,050. The best round-trip flight deal from Incheon Intl Airport to Boston found on momondo in the last 72 hours is $1,475.
The fastest flight from Incheon Intl Airport to Boston takes 13h 30m
Direct flights go from Incheon Intl Airport to Boston every day.
There is 1 airport in Boston. From Incheon Intl Airport there are direct flights to Boston Logan Intl (BOS).
  • How far is Incheon Intl to Boston Logan Intl by plane?

    Incheon Intl and Boston Logan Intl are 6808.6 mi apart from one another. Flights usually cover this in 13h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Incheon Intl Airport to Boston Logan Intl Airport?

    Prices for flights from Incheon Intl Airport to Boston Logan Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Incheon Intl Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Incheon Intl Airport to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Incheon Intl Airport to Boston?

  • What is the most popular airline from Incheon Intl Airport to Boston?

Best airlines flying from Incheon Intl Airport to Boston

Compare and see reviews for airlines that fly from Incheon Intl Airport to Boston with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $471Free CancellationRating
7.1
10,735 reviews
Search Air Canada flights
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,341 reviews
Search United Airlines flights
Korean AirPriceFrom $1,290Free CancellationRating
8.4
1,194 reviews
Search Korean Air flights
  • Korean Air Flights From Incheon Intl Airport to Boston

    Korean Air operates around 7 flights from Incheon Intl Airport to Boston every week. The average price of these flights found in the last 72 hours has been $1,658, but momondo users have found Korean Air deals from Incheon Intl Airport to Boston from as low as $1,290 round-trip. Korean Air has been scored 8.4/10 in 1,194 reviews.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Brockton
Laconia
Warwick
Nashua
Chatham
Sturbridge
Everett

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Boston with flexible booking policies on momondo?

All flight searches from Seoul to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seoul to Boston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Boston.

I’m not ready to book a flight from Seoul to Boston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Boston from Seoul. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Mon 3/23
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