How long is the flight from Jeju-do to Boston?

Departing from Jeju-do to Boston will take you 28h 05m. Jeju-do and Boston are separated by a distance of 7073 mi. This flight may include one or multiple stops.

What is the cheapest month to book a flight from Jeju-do to Boston?

Currently, January is the cheapest month in which you can book a flight from Jeju-do to Boston (average of $218). Flying from Jeju-do to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from CJ to BOS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Jeju-do to Boston as you normally would.

What airport do you fly into for flights to Boston from Jeju-do?

Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Jeju-do. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

Can I find deals for flights from Jeju-do to Boston that include hotel bookings?

Yes. In addition to deals on Jeju-do to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Jeju-do to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Jeju-do to Boston.

Can I find deals for business class flights from Jeju-do to Boston?

Yes. Cheapflights offers flight deals from Jeju-do to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,671+ Flights from Jeju-do to Boston

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Cheap flight deals from Jeju-do to Boston

Round-trip from	$1,671 (Cathay Pacific)

From Jeju-do to Boston Logan Intl

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Best flights from Jeju-do to Boston
Discover carefully curated flight deals from Jeju-do to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Thu 2/197:55 amCJU - BOS

1 stop28h 05mCathay Pacific

Sun 2/2212:30 amBOS - CJU

1 stop40h 10mCathay Pacific

Deal found 9/13

$1,671

Thu 2/1910:35 pmCJU - BOS

2 stops46h 46mAir China

Mon 2/238:25 amBOS - CJU

2 stops47h 10mAir China

Deal found 9/13

$2,455

Fly from

Fly to

Route

Depart

Return

Price

Jeju CityBoston

CJU - BOS

CJUBOS

Jeju City

Thu 2/19

7:55 am-10:00 pm

1 stop28h 05m

Boston Logan Intl

Sun 2/22

12:30 am-6:40 am

1 stop40h 10m

$1,671

Jeju CityBoston

CJU - BOS

CJUBOS

Jeju City

Thu 2/19

10:35 pm-7:21 am

2 stops46h 46m

Boston Logan Intl

Mon 2/23

8:25 am-9:35 pm

2 stops47h 10m

$2,455

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Jeju-do to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Jeju-do with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Jeju-do to Boston

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Boston from Jeju-do?
Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Jeju-do. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.
How long is the flight from Jeju-do to Boston?
Departing from Jeju-do to Boston will take you 28h 05m. Jeju-do and Boston are separated by a distance of 7073 mi. This flight may include one or multiple stops.
Can I find deals for flights from Jeju-do to Boston that include hotel bookings?
Yes. In addition to deals on Jeju-do to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Jeju-do to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Jeju-do to Boston.
Can I find deals for business class flights from Jeju-do to Boston?
Yes. Cheapflights offers flight deals from Jeju-do to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Jeju-do to Boston?
Currently, January is the cheapest month in which you can book a flight from Jeju-do to Boston (average of $218). Flying from Jeju-do to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$1,671+ Cheap flights from Jeju-do to Boston (BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Jeju-do to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Jeju-do to Boston

Keep the following information in mind while searching for Jeju-do to Boston flight deals. Data was last updated September 16, 2025.

Round-trip from

Find flight deals from Jeju-do to Boston

Best flights from Jeju-do to BostonDiscover carefully curated flight deals from Jeju-do to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Discover carefully curated flight deals from Jeju-do to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

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