£325 Cheap Flights from Seoul (SEL) to Boston (BOS)

View £325 flight on Fri, 12 Sep 2025Opens in a new window

Popular airlines from Seoul to Boston, MA (BOS-Logan Intl.)

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Cheap Flights from Seoul (SEL) to Boston (BOS)

Prices were available within the past 7 days and start at £325 for one-way flights and £433 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 17 Sep - Wed, 24 Sep
ICN
Seoul
BOS
Boston
£433 Return, found 1 day ago
£433
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 17 Sep from Seoul to Boston, returning Wed, 24 Sep, priced at £433 found 1 day ago
Alaska Airlines
Wed, 8 Oct - Wed, 15 Oct
ICN
Seoul
BOS
Boston
£433 Return, found 6 days ago
£433
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 8 Oct from Seoul to Boston, returning Wed, 15 Oct, priced at £433 found 6 days ago
Air Canada
Wed, 17 Sep - Wed, 24 Sep
ICN
Seoul
BOS
Boston
£442 Return, found 1 day ago
£442
Return
found 1 day ago
Select Air Canada flight, departing Wed, 17 Sep from Seoul to Boston, returning Wed, 24 Sep, priced at £442 found 1 day ago
United
Sun, 2 Nov - Mon, 17 Nov
ICN
Seoul
BOS
Boston
£568 Return, found 4 days ago
£568
Return
found 4 days ago
Select United flight, departing Sun, 2 Nov from Seoul to Boston, returning Mon, 17 Nov, priced at £568 found 4 days ago
Cathay Pacific
Fri, 28 Nov - Sat, 29 Nov
ICN
Seoul
BOS
Boston
£703 Return, found 6 days ago
£703
Return
found 6 days ago
Select Cathay Pacific flight, departing Fri, 28 Nov from Seoul to Boston, returning Sat, 29 Nov, priced at £703 found 6 days ago
Hawaiian Airlines
Sun, 31 Aug - Sun, 7 Sep
ICN
Seoul
BOS
Boston
£887 Return, found 12 hours ago
£887
Return
found 12 hours ago
Select Hawaiian Airlines flight, departing Sun, 31 Aug from Seoul to Boston, returning Sun, 7 Sep, priced at £887 found 12 hours ago
Delta
Sun, 2 Nov - Mon, 17 Nov
ICN
Seoul
BOS
Boston
£987 Return, found 4 days ago
£987
Return
found 4 days ago
Select Delta flight, departing Sun, 2 Nov from Seoul to Boston, returning Mon, 17 Nov, priced at £987 found 4 days ago
Korean Air
Wed, 17 Sep - Wed, 24 Sep
ICN
Seoul
BOS
Boston
£1,011 Return, found 1 day ago
£1,011
Return
found 1 day ago
Select Korean Air flight, departing Wed, 17 Sep from Seoul to Boston, returning Wed, 24 Sep, priced at £1,011 found 1 day ago
Qatar Airways
Mon, 15 Sep - Mon, 22 Sep
ICN
Seoul
BOS
Boston
£1,014 Return, found 1 day ago
£1,014
Return
found 1 day ago
Select Qatar Airways flight, departing Mon, 15 Sep from Seoul to Boston, returning Mon, 22 Sep, priced at £1,014 found 1 day ago
Singapore Airlines
Tue, 28 Oct - Thu, 6 Nov
ICN
Seoul
BOS
Boston
£1,020 Return, found 6 days ago
£1,020
Return
found 6 days ago
Select Singapore Airlines flight, departing Tue, 28 Oct from Seoul to Boston, returning Thu, 6 Nov, priced at £1,020 found 6 days ago

Find the cheapest month to fly from Seoul (SEL) to Boston (BOS)

November is typically the cheapest month to fly

From £446 - £743 per traveller.

Graph displaying average flight prices per month

Flight from Seoul to Boston route information
Origin airport
Incheon Intl.
Destination airport
Logan Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, Cathay Pacific, Emirates, Etihad Airways, Hawaiian Airlines, Japan Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, WestJet
Return price
£432
Distance
10900 km

Compare flights from Seoul to Boston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to Boston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Logan Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from SEL-All Airports to Logan Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from SEL-All Airports (SEL) to Logan Intl. (BOS)

The easiest way to view the best deals on flights from Seoul to Boston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from SEL-All Airports to Logan Intl. start at just £433 and range up to £1,020.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seoul and Boston
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seoul to Boston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from SEL-All Airports to Logan Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Seoul (SEL-All Airports) to BOS?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Seoul (SEL-All Airports) to BOS was £433. Fares this cheap don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul (SEL-All Airports) to Logan Intl. Airport?
This varies from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from Seoul (SEL-All Airports) to BOS that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seoul (SEL-All Airports) to BOS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seoul (SEL-All Airports) to BOS?
South Korea to Boston is around 11,000 kilometres, so be prepared to spend a while in the air. Make sure you pack all the essentials, from your earplugs to your eye mask. Take a few snacks to munch on throughout your journey too.
Which airlines fly direct from Seoul (SEL-All Airports) to Logan Intl. Airport (BOS)?
Korean Air (KE) will fly you from Seoul (SEL-All Airports) to Logan Intl. Airport comfortably and safely. You can choose from 17 direct flights every month along this route.
Are Seoul (SEL-All Airports) to Logan Intl. Airport (BOS) flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Seoul (SEL-All Airports) to BOS are available up to 12 months before departure on Expedia. And although you may occasionally pick up great last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

Seoul Airports

Seoul

Incheon Intl. to Boston
£432.10
*Available to Expedia members.