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 5/14. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:35 pm - 7:41 am
ICN
-
BOS
25h 06m
1 stop
Alaska Airlines Logo
7:08 am - 5:35 pm
BOS
-
ICN
20h 27m
1 stop
$643Alaska Airlines
Mon, Jun 1 - Thu, Nov 26
Alaska Airlines Logo
7:35 pm - 6:11 pm
ICN
-
BOS
35h 36m
1 stop
Alaska Airlines Logo
9:20 am - 5:35 pm
BOS
-
ICN
42h 15m
1 stop
$664Alaska Airlines
Sat, Jun 6 - Thu, Nov 26
United Airlines Logo
11:30 am - 8:01 am
ICN
-
BOS
33h 31m
1 stop
United Airlines Logo
7:30 am - 5:40 am
BOS
-
ICN
32h 10m
1 stop
$709United Airlines
Thu, Jun 4 - Wed, Nov 25
United Airlines Logo
4:50 pm - 6:21 am
ICN
-
BOS
26h 31m
1 stop
United Airlines Logo
3:28 pm - 4:20 am
BOS
-
ICN
23h 52m
2 stops
$715United Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
11:30 am - 11:59 pm
ICN
-
BOS
25h 29m
2 stops
United Airlines Logo
2:37 pm - 4:20 am
BOS
-
ICN
24h 43m
2 stops
$771United Airlines
Tue, Apr 21 - Tue, Apr 28
Alaska Airlines Logo
7:35 pm - 7:41 am
ICN
-
BOS
25h 06m
1 stop
Alaska Airlines Logo
5:06 pm - 5:35 pm
BOS
-
ICN
34h 29m
2 stops
$783Alaska Airlines
Mon, Jun 1 - Thu, Nov 26
Alaska Airlines Logo
7:35 pm - 7:41 am
ICN
-
BOS
25h 06m
1 stop
Alaska Airlines Logo
6:00 am - 5:35 pm
BOS
-
ICN
45h 35m
2 stops
$799Alaska Airlines
Mon, Jun 1 - Wed, Nov 25
Alaska Airlines Logo
7:35 pm - 6:11 pm
ICN
-
BOS
35h 36m
1 stop
Alaska Airlines Logo
6:00 am - 5:35 pm
BOS
-
ICN
45h 35m
2 stops
$815Alaska Airlines
Sat, Jun 6 - Thu, Nov 26
United Airlines Logo
5:00 pm - 10:50 am
ICN
-
BOS
30h 50m
2 stops
United Airlines Logo
11:02 am - 4:40 am
BOS
-
ICN
28h 38m
2 stops
$818United Airlines
Mon, Mar 16 - Wed, Mar 18
Alaska Airlines Logo
7:35 pm - 7:12 am
ICN
-
BOS
24h 37m
1 stop
Alaska Airlines Logo
7:20 am - 5:30 pm
BOS
-
ICN
21h 10m
1 stop
$825Alaska Airlines
Fri, May 1 - Sat, May 30

Air Canada flights from Incheon Intl Airport to Boston

Our best Air Canada deals on Incheon Intl Airport to Boston flight tickets
Air Canada
May 4
ICN5:45 pmIncheon Intl
29h 00m
2 stops
BOS9:45 amBoston Logan Intl
Jun 1
BOS5:50 amBoston Logan Intl
21h 15m
2 stops
ICN4:05 pmIncheon Intl
$859
Air Canada
Mar 2
ICN6:55 pmIncheon Intl
28h 37m
2 stops
BOS9:32 amBoston Logan Intl
Apr 1
BOS6:40 pmBoston Logan Intl
32h 25m
2 stops
ICN4:05 pmIncheon Intl
$873
Air Canada
May 4
ICN5:45 pmIncheon Intl
37h 00m
2 stops
BOS5:45 pmBoston Logan Intl
May 9
BOS5:50 amBoston Logan Intl
21h 15m
2 stops
ICN4:05 pmIncheon Intl
$897

United Airlines flights from Incheon Intl Airport to Boston

Our best United Airlines deals on Incheon Intl Airport to Boston flight tickets
United Airlines
Mar 5
ICN12:45 pmIncheon Intl
20h 54m
1 stop
BOS7:39 pmBoston Logan Intl
Mar 9
BOS5:50 pmBoston Logan Intl
21h 50m
1 stop
ICN4:40 amIncheon Intl
$639
United Airlines
Mar 5
ICN12:45 pmIncheon Intl
25h 12m
2 stops
BOS11:57 pmBoston Logan Intl
Mar 9
BOS11:02 amBoston Logan Intl
28h 38m
2 stops
ICN4:40 amIncheon Intl
$640
United Airlines
Mar 2
ICN12:45 pmIncheon Intl
21h 11m
1 stop
BOS7:56 pmBoston Logan Intl
Mar 9
BOS1:45 pmBoston Logan Intl
25h 55m
1 stop
ICN4:40 amIncheon Intl
$647

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 March 1, 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

Mon 6/1

7:35 pm-7:41 am

1 stop25h 06m

Boston Logan Intl

Thu 11/26

7:08 am-5:35 pm

1 stop20h 27m

$643

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 6/6

7:35 pm-6:11 pm

1 stop35h 36m

Boston Logan Intl

Thu 11/26

9:20 am-5:35 pm

1 stop42h 15m

$664

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 6/4

11:30 am-8:01 am

1 stop33h 31m

Boston Logan Intl

Wed 11/25

7:30 am-5:40 am

1 stop32h 10m

$709

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 4/21

4:50 pm-6:21 am

1 stop26h 31m

Boston Logan Intl

Tue 4/28

3:28 pm-4:20 am

2 stops23h 52m

$715

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 4/21

11:30 am-11:59 pm

2 stops25h 29m

Boston Logan Intl

Tue 4/28

2:37 pm-4:20 am

2 stops24h 43m

$771

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 6/1

7:35 pm-7:41 am

1 stop25h 06m

Boston Logan Intl

Thu 11/26

5:06 pm-5:35 pm

2 stops34h 29m

$783

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 6/1

7:35 pm-7:41 am

1 stop25h 06m

Boston Logan Intl

Wed 11/25

6:00 am-5:35 pm

2 stops45h 35m

$799

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 6/6

7:35 pm-6:11 pm

1 stop35h 36m

Boston Logan Intl

Thu 11/26

6:00 am-5:35 pm

2 stops45h 35m

$815

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/16

5:00 pm-10:50 am

2 stops30h 50m

Boston Logan Intl

Wed 3/18

11:02 am-4:40 am

2 stops28h 38m

$818

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 5/1

7:35 pm-7:12 am

1 stop24h 37m

Boston Logan Intl

Sat 5/30

7:20 am-5:30 pm

1 stop21h 10m

$825

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 $1,309. 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 $1,177 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 $810 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 March 2026, prices for Incheon Intl Airport to Boston flights are approximately 49% 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 $1,379.
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
10,760 reviews
Search Air Canada flights
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,371 reviews
Search United Airlines flights
Korean AirPriceFrom $1,296Free CancellationRating
8.4
1,195 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 $1,676, but momondo users have found Korean Air deals from Incheon Intl Airport to Boston from as low as $1,296 round-trip. Korean Air has been scored 8.4/10 in 1,195 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?

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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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Tue 3/31
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