Cheap flights from Seoul to Boston from $437
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Boston departing on 9/21. 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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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 $732. 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 $1,369. 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 $1,584.
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 $1,482 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 11 weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $1,371 when searching 11 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 $947 on momondo.
What cabin class options are available on Seoul to Boston Logan Intl flights?
There are 2 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.
What is the cheapest airline that flies from Seoul to Boston Logan Intl?
Air Canada, WestJet, and Japan Airlines are the most popular carriers operating from Seoul to Boston Logan Intl
What airlines fly to Boston?
Korean Air, Air Canada and United Airlines are the top three most popular airlines that fly to Boston from Seoul according to our data. Korean Air is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 5 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seoul to Boston on average per day?
The number of flights available between Seoul and Boston is 2 per day as of June 2025. The most frequent departure time is 9:00AM, with 100% of daily flights leaving at noon.
How many flights depart from Seoul to Boston on average per week?
As of June 2025, there are 14 flights per week flying from Seoul to Boston. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
When to book flights from Seoul to Boston
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
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?
There are 5 operators available for flights from Seoul to Boston Logan Intl Airport as of June 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seoul to Boston is Boeing 777-300ER (83.33% of total bookings). The next most popular plane models are Airbus A350-900 (5.56%), Boeing 787-9 Dreamliner (3.85%), and Airbus A380-800 (3.85%).
What is the most popular airline from Seoul to Boston?
momondo data reveals that the most frequently booked airline on the route from Seoul to Boston is Korean Air, representing 32% of all bookings. The subsequent popular airlines are Air Canada at 31%, United Airlines at 25%, and American Airlines at 12%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $552 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 7.1 9,553 reviews | |||
| PriceFrom $1,290 | Free Cancellation | Rating 8.4 1,090 reviews | |||
| PriceFrom $1,476 | Free Cancellation | Rating 8.0 7,963 reviews |
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 $1,556, but momondo users have found Korean Air deals from Seoul to Boston from as low as $1,290 round-trip. Korean Air has been scored 8.4/10 in 1,090 reviews.
Delta Flights From Seoul to Boston
Delta is also a popular choice for this route. Delta flight deals for Seoul to Boston start from as low as $1,476 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $1,753. Delta operates 7 flights to Boston from Seoul in an average week. Users have rated it 8.0/10 across 7,963 reviews.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWhy 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.