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Cheap flights from Incheon Intl Airport to Boston from $435

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 2/22. 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.
American Airlines Logo
7:15 pm - 3:29 pm
ICN
-
BOS
34h 14m1 stop
American Airlines Logo
5:25 am - 4:45 pm
BOS
-
ICN
21h 20m1 stop
$480American Airlines
Wed, Feb 4 - Thu, Feb 26
American Airlines Logo
7:15 pm - 10:42 am
ICN
-
BOS
29h 27m2 stops
American Airlines Logo
5:53 am - 3:30 pm
BOS
-
ICN
20h 37m1 stop
$483American Airlines
Wed, Dec 31 - Sun, Apr 12
American Airlines Logo
7:15 pm - 10:01 am
ICN
-
BOS
28h 46m2 stops
American Airlines Logo
5:25 am - 4:45 pm
BOS
-
ICN
21h 20m1 stop
$485American Airlines
Wed, Feb 4 - Thu, Feb 26
Hawaiian Airlines Logo
8:35 pm - 11:54 pm
ICN
-
BOS
17h 19m1 stop
Hawaiian Airlines Logo
6:44 pm - 6:35 pm
BOS
-
ICN
33h 51m1 stop
$543Hawaiian Airlines
Thu, Jan 29 - Sat, Jan 31
Hawaiian Airlines Logo
8:35 pm - 11:54 pm
ICN
-
BOS
17h 19m1 stop
Hawaiian Airlines Logo
6:44 pm - 6:35 pm
BOS
-
ICN
33h 51m1 stop
$568Hawaiian Airlines
Thu, Jan 29 - Fri, Jan 30
Hawaiian Airlines Logo
8:35 pm - 11:54 pm
ICN
-
BOS
17h 19m1 stop
Hawaiian Airlines Logo
6:44 pm - 6:35 pm
BOS
-
ICN
33h 51m1 stop
$569Hawaiian Airlines
Thu, Jan 29 - Fri, Jan 30
Hawaiian Airlines Logo
8:35 pm - 11:54 pm
ICN
-
BOS
17h 19m1 stop
Hawaiian Airlines Logo
7:00 am - 6:35 pm
BOS
-
ICN
21h 35m1 stop
$596Hawaiian Airlines
Fri, Jan 30 - Fri, Feb 6
United Airlines Logo
12:45 pm - 5:13 pm
ICN
-
BOS
18h 28m1 stop
United Airlines Logo
1:50 pm - 4:15 pm
BOS
-
ICN
36h 25m1 stop
$606United Airlines
Wed, Feb 4 - Thu, Feb 26
United Airlines Logo
12:45 pm - 11:49 pm
ICN
-
BOS
25h 04m2 stops
United Airlines Logo
5:57 pm - 5:40 am
BOS
-
ICN
21h 43m1 stop
$607United Airlines
Thu, Jan 29 - Fri, Jan 30
United Airlines Logo
12:45 pm - 11:49 pm
ICN
-
BOS
25h 04m2 stops
United Airlines Logo
1:50 pm - 5:40 am
BOS
-
ICN
25h 50m1 stop
$608United Airlines
Thu, Jan 29 - Fri, Jan 30

American Airlines flights from Incheon Intl Airport to Boston

Our best American Airlines deals on Incheon Intl Airport to Boston flight tickets
American Airlines
Dec 31
ICN7:15 pmIncheon Intl
29h 27m
2 stops
BOS10:42 amBoston Logan Intl
Apr 12
BOS5:53 amBoston Logan Intl
20h 37m
1 stop
ICN3:30 pmIncheon Intl
$483
Find similar
American Airlines
Dec 24
ICN7:15 pmIncheon Intl
36h 05m
1 stop
BOS5:20 pmBoston Logan Intl
Apr 15
BOS5:53 amBoston Logan Intl
20h 37m
1 stop
ICN3:30 pmIncheon Intl
$486
Find similar
American Airlines
Apr 2
ICN5:25 pmIncheon Intl
36h 49m
1 stop
BOS5:14 pmBoston Logan Intl
Apr 5
BOS5:30 amBoston Logan Intl
21h 00m
1 stop
ICN3:30 pmIncheon Intl
$662
Find similar

United Airlines flights from Incheon Intl Airport to Boston

Our best United Airlines deals on Incheon Intl Airport to Boston flight tickets
United Airlines
Dec 25
ICN12:45 pmIncheon Intl
26h 00m
2 stops
BOS12:45 amBoston Logan Intl
Jan 7
BOS7:55 amBoston Logan Intl
31h 45m
1 stop
ICN5:40 amIncheon Intl
$511
Find similar
United Airlines
Jan 29
ICN12:45 pmIncheon Intl
22h 57m
1 stop
BOS9:42 pmBoston Logan Intl
Feb 5
BOS11:42 amBoston Logan Intl
27h 58m
2 stops
ICN5:40 amIncheon Intl
$606
Find similar
United Airlines
Feb 4
ICN12:45 pmIncheon Intl
36h 07m
2 stops
BOS10:52 amBoston Logan Intl
Feb 26
BOS8:00 amBoston Logan Intl
42h 15m
1 stop
ICN4:15 pmIncheon Intl
$607
Find similar

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 December 18, 2025.
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

Wed 2/4

7:15 pm-3:29 pm

1 stop34h 14m

Boston Logan Intl

Thu 2/26

5:25 am-4:45 pm

1 stop21h 20m

$480

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 12/31

7:15 pm-10:42 am

2 stops29h 27m

Boston Logan Intl

Sun 4/12

5:53 am-3:30 pm

1 stop20h 37m

$483

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 2/4

7:15 pm-10:01 am

2 stops28h 46m

Boston Logan Intl

Thu 2/26

5:25 am-4:45 pm

1 stop21h 20m

$485

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 1/29

8:35 pm-11:54 pm

1 stop17h 19m

Boston Logan Intl

Sat 1/31

6:44 pm-6:35 pm

1 stop33h 51m

$543

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 1/29

8:35 pm-11:54 pm

1 stop17h 19m

Boston Logan Intl

Fri 1/30

6:44 pm-6:35 pm

1 stop33h 51m

$568

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 1/29

8:35 pm-11:54 pm

1 stop17h 19m

Boston Logan Intl

Fri 1/30

6:44 pm-6:35 pm

1 stop33h 51m

$569

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 1/30

8:35 pm-11:54 pm

1 stop17h 19m

Boston Logan Intl

Fri 2/6

7:00 am-6:35 pm

1 stop21h 35m

$596

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 2/4

12:45 pm-5:13 pm

1 stop18h 28m

Boston Logan Intl

Thu 2/26

1:50 pm-4:15 pm

1 stop36h 25m

$606

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 1/29

12:45 pm-11:49 pm

2 stops25h 04m

Boston Logan Intl

Fri 1/30

5:57 pm-5:40 am

1 stop21h 43m

$607

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 1/29

12:45 pm-11:49 pm

2 stops25h 04m

Boston Logan Intl

Fri 1/30

1:50 pm-5:40 am

1 stop25h 50m

$608

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 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 $481. 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 $1,287. 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 $1,876.

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

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from Incheon Intl Airport to Boston in the afternoon for as low as $867. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $1,395 per ticket.

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 $1,173 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 $948 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.

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

As of December 2025, prices for Incheon Intl Airport to Boston flights are approximately 8% more expensive 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

$955

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 $955. The best round-trip flight deal from Incheon Intl Airport to Boston found on momondo in the last 72 hours is $1,024.
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).
Search flight deals

  • 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 $476Free CancellationRating
7.1
10,534 reviews
Search Air Canada flights
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
Korean AirPriceFrom $1,282Free CancellationRating
8.4
1,186 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 $1,577, but momondo users have found Korean Air deals from Incheon Intl Airport to Boston from as low as $1,282 round-trip. Korean Air has been scored 8.4/10 in 1,186 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
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Chatham

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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