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Cheap flights from Seoul to Boston from $344

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Boston departing on 12/23. 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

Air Canada Logo
6:55 pm - 9:32 amICN-BOS
52h 37m2 stops
Air Canada Logo
10:15 am - 5:10 pmBOS-ICN
40h 55m2 stops
$344Air Canada
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Tue, Dec 23 - Thu, Jan 8
Air Canada Logo
5:45 pm - 9:55 amICN-BOS
29h 10m2 stops
Air Canada Logo
6:40 pm - 5:10 pmBOS-ICN
32h 30m2 stops
$440Air Canada
Find Deal
Wed, Oct 8 - Mon, Nov 3
United Airlines Logo
12:45 pm - 7:13 amICN-BOS
32h 28m2 stops
United Airlines Logo
5:50 pm - 5:40 amBOS-ICN
21h 50m1 stop
$492United Airlines
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Wed, Feb 4 - Thu, Feb 26
United Airlines Logo
12:45 pm - 9:14 amICN-BOS
34h 29m2 stops
United Airlines Logo
11:00 am - 5:40 amBOS-ICN
28h 40m1 stop
$493United Airlines
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Wed, Feb 4 - Thu, Feb 26
American Airlines Logo
5:45 pm - 11:27 pmICN-BOS
18h 42m1 stop
American Airlines Logo
5:30 am - 3:55 pmBOS-ICN
21h 25m1 stop
$584American Airlines
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Wed, Oct 22 - Tue, Oct 28
Multiple Airlines Logo
8:35 pm - 7:53 amICN-BOS
24h 18m1 stop
Multiple Airlines Logo
7:00 am - 6:35 pmBOS-ICN
21h 35m1 stop
$655Multiple Airlines
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Mon, Oct 6 - Wed, Nov 5
Alaska Airlines Logo
8:35 pm - 6:41 amICN-BOS
23h 06m2 stops
Alaska Airlines Logo
6:59 pm - 6:35 pmBOS-ICN
33h 36m2 stops
$682Alaska Airlines
Find Deal
Mon, Oct 6 - Thu, Nov 6
Alaska Airlines Logo
8:35 pm - 6:41 amICN-BOS
23h 06m2 stops
Alaska Airlines Logo
4:24 pm - 7:25 pmBOS-ICN
37h 01m2 stops
$683Alaska Airlines
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Mon, Oct 6 - Mon, Nov 3
American Airlines Logo
5:45 pm - 11:27 pmICN-BOS
18h 42m1 stop
American Airlines Logo
7:30 am - 4:45 pmBOS-ICN
43h 15m1 stop
$730American Airlines
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Wed, Oct 8 - Mon, Nov 3
Multiple Airlines Logo
8:35 pm - 8:00 amICN-BOS
24h 25m1 stop
Multiple Airlines Logo
7:00 am - 6:35 pmBOS-ICN
21h 35m1 stop
$734Multiple Airlines
Find Deal
Sun, Sep 28 - Wed, Nov 5

ANA flights from Seoul to Boston

Our best ANA deals on Seoul to Boston flight tickets
ANA
Sep 30
GMP7:40 amSeoul Gimpo Intl
27h 05m
2 stops
BOS9:45 pmBoston Logan Intl
Nov 4
BOS5:30 amBoston Logan Intl
27h 00m
2 stops
GMP10:30 pmSeoul Gimpo Intl
$1,259
Find similar
ANA
Mar 5
GMP7:50 pmSeoul Gimpo Intl
37h 33m
2 stops
BOS7:23 pmBoston Logan Intl
Mar 9
BOS6:00 amBoston Logan Intl
40h 20m
2 stops
GMP11:20 amSeoul Gimpo Intl
$1,270
Find similar
ANA
Mar 5
GMP7:50 pmSeoul Gimpo Intl
37h 33m
2 stops
BOS7:23 pmBoston Logan Intl
Mar 9
BOS10:44 amBoston Logan Intl
42h 51m
2 stops
GMP6:35 pmSeoul Gimpo Intl
$1,276
Find similar

Air Canada flights from Seoul to Boston

Our best Air Canada deals on Seoul to Boston flight tickets
Air Canada
Dec 23
ICN6:55 pmIncheon Intl
52h 37m
2 stops
BOS9:32 amBoston Logan Intl
Jan 8
BOS10:15 amBoston Logan Intl
40h 55m
2 stops
ICN5:10 pmIncheon Intl
$344
Find similar
Air Canada
Oct 8
ICN5:45 pmIncheon Intl
29h 10m
2 stops
BOS9:55 amBoston Logan Intl
Nov 3
BOS6:40 pmBoston Logan Intl
32h 30m
2 stops
ICN5:10 pmIncheon Intl
$440
Find similar
Air Canada
Oct 8
ICN6:00 pmIncheon Intl
28h 30m
1 stop
BOS9:30 amBoston Logan Intl
Nov 3
BOS6:40 pmBoston Logan Intl
32h 30m
2 stops
ICN5:10 pmIncheon Intl
$453
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seoul 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 September 16, 2025.
Use the filters below to find and compare flights from Seoul to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 12/23

6:55 pm-9:32 am

2 stops52h 37m

Boston Logan Intl

Thu 1/8

10:15 am-5:10 pm

2 stops40h 55m

$344

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 10/8

5:45 pm-9:55 am

2 stops29h 10m

Boston Logan Intl

Mon 11/3

6:40 pm-5:10 pm

2 stops32h 30m

$440

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 2/4

12:45 pm-7:13 am

2 stops32h 28m

Boston Logan Intl

Thu 2/26

5:50 pm-5:40 am

1 stop21h 50m

$492

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 2/4

12:45 pm-9:14 am

2 stops34h 29m

Boston Logan Intl

Thu 2/26

11:00 am-5:40 am

1 stop28h 40m

$493

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 10/22

5:45 pm-11:27 pm

1 stop18h 42m

Boston Logan Intl

Tue 10/28

5:30 am-3:55 pm

1 stop21h 25m

$584

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 10/6

8:35 pm-7:53 am

1 stop24h 18m

Boston Logan Intl

Wed 11/5

7:00 am-6:35 pm

1 stop21h 35m

$655

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 10/6

8:35 pm-6:41 am

2 stops23h 06m

Boston Logan Intl

Thu 11/6

6:59 pm-6:35 pm

2 stops33h 36m

$682

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 10/6

8:35 pm-6:41 am

2 stops23h 06m

Boston Logan Intl

Mon 11/3

4:24 pm-7:25 pm

2 stops37h 01m

$683

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 10/8

5:45 pm-11:27 pm

1 stop18h 42m

Boston Logan Intl

Mon 11/3

7:30 am-4:45 pm

1 stop43h 15m

$730

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 9/28

8:35 pm-8:00 am

1 stop24h 25m

Boston Logan Intl

Wed 11/5

7:00 am-6:35 pm

1 stop21h 35m

$734

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 Seoul 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, October is the cheapest month to fly from Seoul to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $755. If you aren’t able to travel during the month of October, then book flights to Boston from Seoul during February instead. Flights to Boston in February, while not as cheap as those in October, still average around $820.

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

The cheapest day to depart from Seoul to Boston is on a Tuesday when prices can be found for as low as $1,366. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Friday is $1,596.

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 Seoul 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 $1,450 per ticket.

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

Fly from Incheon Intl to Boston Logan Intl for the best Seoul - 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 Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $1,328 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Seoul for as low as $894 on momondo.

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

There are 3 cabin classes available to choose from on Seoul 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 Seoul to Boston flight prices changed over time?

As of September 2025, prices for Seoul to Boston flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from Seoul to Boston

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

Cheap Seoul to Boston (SEL to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to Boston

Best Price Found

$887

Fastest flight time

13h 30m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Seoul in the past 72 hours is $887. The best round-trip flight deal from Seoul to Boston found on momondo in the last 72 hours is $879.
The fastest flight from Seoul to Boston takes 13h 30m
Direct flights go from Seoul to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • How far is Seoul to Boston Logan Intl by plane?

    Boston Logan Intl is 6795.0 mi away from Seoul. By plane, this route typically takes 16h 25m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul to Boston Logan Intl Airport.

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

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seoul to Boston?

  • What is the most popular airline from Seoul to Boston?

Best airlines flying from Seoul to Boston

Compare and see reviews for airlines that fly from Seoul to Boston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $611Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Air CanadaPriceFrom $646Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Korean AirPriceFrom $1,282Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights

  • Korean Air Flights From Seoul to Boston

    Korean Air operates around 7 flights from Seoul to Boston every week. The average price of these flights found in the last 72 hours has been $1,549, but momondo users have found Korean Air deals from Seoul to Boston from as low as $1,282 round-trip. Korean Air has been scored 8.4/10 in 1,140 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
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

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

It is quick and easy to find Seoul to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

Yes. momondo enables you to select and highlight flights to Boston from Seoul with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Seoul.

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

If you are not ready to book a flight from Seoul to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

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