BOS - SEL

$419 Find Cheap Flights from Boston to Seoul - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Seoul departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$931
Typical prices: $1,032-$1,711
WestJet
Sun 8/23Sat 10/3
BOS - ICN • 1 stop
Cheapest non-stop
$2,105
Typical prices: $1,883-$2,473
Korean Air
Mon 8/3Mon 8/17
BOS - ICN • Non-stop
Nonstop flights
Not available
There are currently no direct flights between Boston and Seoul. You'll need at least 1 connection.
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Top layover airports
Cheapest • Avg $1,268 (round-trip)
Shortest trip • 16h 46m (one-way)
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Top routes
Cheapest
Most popular
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When to book
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 18% compared to booking last minute.
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When to travel
Cheapest • 53% price drop
Most popular
Good to know
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Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Boston to Seoul (BOS-SEL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boston to Seoul that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Seoul

Sun, Aug 23 - Sat, Oct 3
WestJet Logo
7:25 am - 6:45 pm
BOS
-
ICN
22h 20m
1 stop
WestJet Logo
8:45 pm - 5:40 pm
ICN
-
BOS
33h 55m
1 stop
$931WestJet
Fri, Oct 16 - Sun, Nov 1
Multiple Airlines Logo
6:40 pm - 1:40 pm
BOS
-
ICN
30h 00m
2 stops
Multiple Airlines Logo
8:20 am - 5:20 pm
ICN
-
BOS
22h 00m
1 stop
$935Multiple Airlines
Sun, Oct 11 - Wed, Oct 28
Multiple Airlines Logo
6:40 pm - 8:10 pm
BOS
-
GMP
36h 30m
2 stops
Multiple Airlines Logo
8:35 am - 5:20 pm
GMP
-
BOS
21h 45m
1 stop
$937Multiple Airlines
Fri, Nov 13 - Sat, Nov 21
Multiple Airlines Logo
6:40 pm - 1:50 pm
BOS
-
ICN
29h 10m
2 stops
Multiple Airlines Logo
3:00 pm - 4:20 pm
ICN
-
BOS
39h 20m
1 stop
$938Multiple Airlines
Sun, Aug 23 - Sun, Sep 27
WestJet Logo
7:25 am - 6:45 pm
BOS
-
ICN
22h 20m
1 stop
WestJet Logo
8:45 pm - 5:40 pm
ICN
-
BOS
33h 55m
1 stop
$944WestJet
Wed, Oct 21 - Wed, Nov 4
Multiple Airlines Logo
6:40 pm - 8:10 pm
BOS
-
GMP
36h 30m
2 stops
Multiple Airlines Logo
8:35 am - 4:20 pm
GMP
-
BOS
21h 45m
1 stop
$959Multiple Airlines
Wed, Nov 18 - Tue, Nov 24
Multiple Airlines Logo
6:40 pm - 1:50 pm
BOS
-
ICN
29h 10m
2 stops
Multiple Airlines Logo
3:00 pm - 4:20 pm
ICN
-
BOS
39h 20m
1 stop
$960Multiple Airlines
Tue, Aug 25 - Wed, Dec 2
China Eastern Logo
6:25 am - 11:00 am
BOS
-
GMP
39h 35m
2 stops
China Eastern Logo
8:50 pm - 9:44 pm
GMP
-
BOS
38h 54m
2 stops
$1,164China Eastern
Sun, Sep 13 - Fri, Sep 18
China Eastern Logo
6:20 am - 11:00 am
BOS
-
GMP
39h 40m
2 stops
China Eastern Logo
8:50 pm - 9:08 pm
GMP
-
BOS
37h 18m
2 stops
$1,165China Eastern
Mon, Aug 24 - Wed, Sep 9
Japan Airlines Logo
7:10 am - 9:15 pm
BOS
-
GMP
25h 05m
2 stops
Japan Airlines Logo
8:00 am - 5:35 pm
GMP
-
BOS
22h 35m
2 stops
$1,336Japan Airlines
Booking Insights

KAYAK's insights & trends for Boston to Seoul flights

Get data-powered insights and trends into flights from Boston to Seoul to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Boston to Seoul?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Boston to Seoul departing in August.

What is the cheapest Boston to Seoul flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from Boston to Seoul costs $948 on the route between Boston (BOS) and Incheon Intl Airport (ICN). It is also the most popular route.

What’s the cheapest day of the week to fly from Boston to Seoul?

The average price of all round-trip flights from Boston to Seoul clicked on KAYAK for each day over the last 12 months.

When flying from Boston to Seoul, you should consider leaving on a Thursday and avoid Fridays if you are looking for the best rates. For your return to Boston, you’ll find the best rates on Tuesdays and the most expensive ones on Sundays.

What is the cheapest month to fly from Boston to Seoul?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Boston to Seoul, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Boston to Seoul is May, where tickets cost $315 (return) on average. On the other hand, the most expensive months are February and December, where the average cost of round-trip tickets is $872 and $851 respectively.

How far in advance should I book a flight from Boston to Seoul?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Boston to Seoul, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Boston to Seoul, you should book around 2 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Expert advice

Expert advice for your flight from Boston to Seoul

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Robert Schrader

Robert Schrader

Expert on ICN

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Blane Bachelor

Blane Bachelor

Expert on BOS

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Good to know

Low seasonJanuary
Cheapest flight$419
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Boston to Seoul Incheon Airport

When to book flights from Boston to Seoul

Are your dates flexible? Find out the best times to travel from Boston to Seoul based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Boston to Seoul

  • What are the layover options when flying from Boston to Seoul?

    Different airlines tend to have different preferences for a layover. This is because most airlines prefer having a layover in an airport that also serves as their hub since it is more convenient. For instance, Delta Air Lines, which offers the most flight options than any other airline, will have its layover scheduled for JFK Airport, while American Airlines will have a stop at DFW Airport. Both these airports serve as hubs of the respective airlines.

  • Is public transport available from Incheon International Airport?

    Yes, you can use public transport to go from Incheon Airport to the city of Seoul. Travelers have the option of choosing between the train and bus. If you prefer taking the bus, you can either reserve one in advance via the internet or buy a ticket from the ticketing offices next to Exit 4 in arrival Hall 1. However, if you would rather take the train, you will have to go to Terminal 2, where the Ground Transportation Center is located. There is an express train and an all-stop train so you can choose whichever is convenient for you.

  • What travel documents do I need to fly from Boston to Seoul?

    To be allowed into South Korea, American citizens are required to provide a valid passport with one blank page for each stamp as well as a Korean Visa. To get the visa, you will have to apply with the Korean Embassy in advance. An alternative to the visa is a Korean Electronic Travel Authorization which serves as an e-visa and can be applied online.

  • Is there an onsite hotel at Boston Logan International Airport?

    When you have an early flight out of Boston Logan International Airport, you should consider staying at The Hilton Boston Logan Airport or Embassy Suites by Hilton Boston at Logan Airport. Both hotels are located inside the airport and offer a convenient place to stay when flying out of BOS Airport. By staying at either airport, you will not have to deal with the commute to the airport, thus saving you a lot of time.

  • What is the cheapest flight from Boston to Seoul?

    In the last 5 days, the lowest price for a flight from Boston to Seoul was $419 for a one-way ticket and $931 for a round-trip.

  • Do I need a passport to fly between Boston and Seoul?

    Yes

  • Which airports will I be using when flying from Boston to Seoul?

    Boston is served by only 1 airport and there are 2 airports in Seoul. You will leave Boston from Boston Logan Intl and you will be arriving in Seoul at one of these airports: Seoul Gimpo Intl or Incheon Intl.

  • Which aircraft models fly most regularly from Boston to Seoul?

    The Boeing 777-300ER is the aircraft model that flies most regularly on the Boston to Seoul flight route.

  • Which airline alliances offer flights from Boston to Seoul?

    oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Boston and Seoul, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Boston to Seoul?

    There are nonstop flights from Boston to Seoul on a daily basis.

  • Which is the best airline for flights from Boston to Seoul, Korean Air or Japan Airlines?

    The two airlines most popular with KAYAK users for flights from Boston to Seoul are Korean Air and Japan Airlines. With an average price for the route of $2,017 and an overall rating of 8.4, Korean Air is the most popular choice. Japan Airlines is also a great choice for the route, with an average price of $1,324 and an overall rating of 8.3.

  • How does KAYAK find such low prices on flights from Boston to Seoul?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Seoul.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Seoul?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seoul from Boston is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boston to Seoul?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seoul with an airline and back to Boston with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Seoul?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seoul from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Boston to Seoul

  • Looking for a cheap flight? 25% of our users found flights on this route for $569 or less one-way and $1,080 or less round-trip.
  • Consider booking connecting flights instead of one direct flight to save on costs. They are always cheaper since most airlines prefer charging higher prices for the convenience you get when flying directly.
  • When traveling with your pet, please ensure that they remain inside the closed carrier at all times. The airport security reserves the right to deny you access past the checkpoints if you don’t follow the airport rules on traveling with pets.
  • After landing at Incheon Airport (ICN), you will need to exchange your currency for the South Korean Won to enable easy transactions. The airport has multiple currency exchanges although the most convenient ones are located near exit gates 6 and 12.
  • Delta, American Airlines, and Lufthansa have a lounge at Boston Logan International Airport (BOS). Therefore, if you want to enjoy the lounge facilities without having to pay for entrance, consider booking your flight with one of these airlines.
  • While public transport is available from Downtown Boston to BOS Airport, you can always take a taxi if you’re in a rush. A taxi will take less than 10min while the train takes the best part of 30min.

Everything you need to know for your flight from Boston to Seoul

Information on your arrival and departure airports