How long is the flight from Boise to Seoul?

For as low as $1,008, United Airlines can have you in Seoul from Boise in 18h 20m. The distance between Boise and Seoul is about 5598 mi. This flight may include one or multiple stops.

What is the cheapest airline to fly from Boise to Seoul round-trip?

Delta, at $915, was found to be the cheapest airline from Boise to Seoul.. This flight start at 43% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from BOI to SEL?

When flying from Boise to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Boise-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Seoul flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Boise to Seoul?

Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Seoul. You should not have trouble finding flights to Seoul from Air Term. Gowen Fld; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boise airport to Seoul. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

Can I find deals for flights from Boise to Seoul that include hotel bookings?

Yes. In addition to deals on Boise to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boise to Seoul?

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

Can I find deals for business class flights from Boise to Seoul?

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

$523+ Cheap Flights from Boise to Seoul

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Cheap flight deals from Boise to Seoul

Cheapest

Best

Last-minute

One-way

Cheapest flights from Boise to Seoul
Explore the most affordable flight options available from Boise to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.

Thu 10/155:30 am -

1 stop20h 50m

Fri 10/237:00 pm -

1 stop19h 59m

Deal found 9/23

$1,008

Thu 10/1510:34 am -

1 stop15h 16m

Mon 10/197:00 pm -

2 stops19h 59m

Deal found 9/23

$1,012

Sun 11/86:49 pm -

1 stop29h 31m

Sun 11/156:40 pm -

1 stop21h 30m

Deal found 9/24

$1,013

Thu 11/126:20 am -

1 stop17h 55m

Mon 11/1612:45 pm -

1 stop26h 48m

Deal found 9/23

$1,014

Mon 10/55:30 am -

1 stop20h 50m

Sun 10/117:00 pm -

2 stops30h 42m

Deal found 9/24

$1,024

Fri 10/308:57 am -

1 stop21h 23m

Sat 11/148:40 pm -

2 stops55h 30m

Deal found 9/22

$1,056

Mon 10/56:50 pm -

1 stop18h 30m

Sun 10/1111:30 am -

1 stop27h 29m

Deal found 9/24

$1,064

Best flights from Boise to Seoul
Discover carefully curated flight deals from Boise to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.

Thu 11/127:10 pm -

1 stop18h 30m

Mon 11/1612:45 pm -

1 stop24h 30m

Deal found 9/25

$1,008

Thu 10/156:00 am -

1 stop18h 20m

Mon 10/197:00 pm -

1 stop18h 08m

Deal found 9/23

$1,008

Sun 11/86:49 pm -

2 stops30h 56m

Sun 11/156:45 pm -

1 stop19h 41m

Deal found 9/24

$1,012

Thu 3/256:00 am -

1 stop20h 45m

Wed 4/77:40 pm -

2 stops19h 24m

Deal found 9/23

$1,284

Last-minute flights from Boise to Seoul
Discover last-minute flight deals from Boise to Seoul. Data last updated September 26, 2026 and is based on user searches.

Mon 10/55:30 am -

1 stop20h 50m

Sun 10/117:00 pm -

2 stops30h 42m

Deal found 9/24

$1,024

Mon 10/56:50 pm -

1 stop18h 30m

Sun 10/1111:30 am -

1 stop27h 29m

Deal found 9/24

$1,064

Thu 10/86:32 am -

1 stop17h 28m

Sun 10/1111:30 am -

1 stop27h 29m

Deal found 9/24

$1,184

Thu 10/156:00 am -

1 stop18h 20m

Mon 10/197:00 pm -

1 stop18h 08m

Deal found 9/23

$1,008

Thu 10/157:20 am -

2 stops26h 05m

Sun 10/181:55 am -

2 stops36h 02m

Deal found 9/23

$1,268

Thu 10/156:04 pm -

2 stops34h 11m

Fri 10/237:20 am -

2 stops41h 36m

Deal found 9/23

$1,276

Fri 10/308:57 am -

1 stop21h 23m

Sat 11/148:40 pm -

2 stops55h 30m

Deal found 9/22

$1,056

Fri 10/307:10 am -

2 stops19h 25m

Sat 11/148:00 pm -

2 stops17h 33m

Deal found 9/22

$1,210

Find flight deals from Boise to Seoul

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,008 (Delta)
One-way from	$523 (Kiwi.com)
Popular in	September
Cheapest in	August
Average price	$2,472

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Seoul (SEL) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Seoul (SEL) flights.

Search Deals

From Boise Air Term. Gowen Fld to Seoul (SEL)

Search Deals

One-way flight from Boise Air Term. Gowen Fld to Seoul (SEL)

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($94 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Mon 1/11

7:52 pm-9:20 pm

3 stops57h 28m

Incheon Intl

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$523

Quickest round-trip

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Sun 1/10

10:02 am-9:20 pm

1 stop19h 18m

Incheon Intl

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$569

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Thu 11/12

7:10 pm-5:40 am

1 stop18h 30m

Incheon Intl

Mon 11/16

12:45 pm-9:15 pm

1 stop24h 30m

$1,008

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Thu 10/15

6:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Mon 10/19

7:00 pm-10:08 pm

1 stop18h 08m

$1,008

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Sun 11/8

6:49 pm-5:45 pm

2 stops30h 56m

Incheon Intl

Sun 11/15

6:45 pm-10:26 pm

1 stop19h 41m

$1,012

BoiseIncheon

BOI Boise Air Term. Gowen Fld - ICN Incheon Intl

BOIICN

Boise Air Term. Gowen Fld

Thu 3/25

6:00 am-5:45 pm

1 stop20h 45m

Incheon Intl

Wed 4/7

7:40 pm-12:04 am

2 stops19h 24m

$1,284

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/22

Sorted by cheapest first

Compare providers for flights from Boise to Seoul

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Seoul in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boise-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Seoul flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Boise with our price prediction graph.

BOI-SEL

BOI-ICN

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 Boise to Seoul

BOI-SEL

BOI-ICN

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

Reviews of airlines servicing Seoul

Peruse reviews from past customers who have flown with Delta from Boise to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,608 reviews

Reviews

1 / 20

4.0

Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay

Delta

7.8

Good

8,608 reviews

Delta

7.8

Good

8,608 reviews

Reviews

1 / 20

4.0

Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay

Related info for your journey

What airport do you fly from for flights from Boise to Seoul?
Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Seoul. You should not have trouble finding flights to Seoul from Air Term. Gowen Fld; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boise airport to Seoul. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.
How long is the flight from Boise to Seoul?
For as low as $1,008, United Airlines can have you in Seoul from Boise in 18h 20m. The distance between Boise and Seoul is about 5598 mi. This flight may include one or multiple stops.
What is the cheapest airline to fly from Boise to Seoul round-trip?
Delta, at $915, was found to be the cheapest airline from Boise to Seoul.. This flight start at 43% lower than the current average price 3 months from now.
Can I find deals for flights from Boise to Seoul that include hotel bookings?
Yes. In addition to deals on Boise to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Seoul?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Seoul.
Can I find deals for business class flights from Boise to Seoul?
Yes. Cheapflights offers flight deals from Boise to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boise to Seoul

Boise to Incheon Intl flights

Spokane to Incheon Intl flights

Top airline flying from Boise to Seoul

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$915	Average$1,106	FlexibilityNo cancel fee	On-timeN/A

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$523+ Cheap flights from Boise (BOI) to Seoul (SEL)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Seoul with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boise to Seoul

Cheapest flights from Boise to SeoulExplore the most affordable flight options available from Boise to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.

Explore the most affordable flight options available from Boise to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.

Best flights from Boise to SeoulDiscover carefully curated flight deals from Boise to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.

Discover carefully curated flight deals from Boise to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.

Last-minute flights from Boise to SeoulDiscover last-minute flight deals from Boise to Seoul. Data last updated September 26, 2026 and is based on user searches.

Discover last-minute flight deals from Boise to Seoul. Data last updated September 26, 2026 and is based on user searches.

One-way flights from Boise to SeoulSearch for one-way flight options from Boise to Seoul. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.

Search for one-way flight options from Boise to Seoul. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.

Find flight deals from Boise to Seoul

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Seoul that are best for you.

Compare providers for flights from Boise to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Seoul in September.

Best time to book a flight from Boise to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Boise with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Seoul

Peruse reviews from past customers who have flown with Delta from Boise to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Boise to Seoul?

How long is the flight from Boise to Seoul?

What is the cheapest airline to fly from Boise to Seoul round-trip?

Can I find deals for flights from Boise to Seoul that include hotel bookings?

How can I find direct flights from Boise to Seoul?

Can I find deals for business class flights from Boise to Seoul?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Seoul

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seoul by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Boise to Seoul by cabin class

Find flights from Boise to Seoul, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Boise and Seoul flights

Browse other Boise and Seoul flight options. Last updated on September 26, 2026.

Other flights from Boise

Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on September 26, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Seoul

Explore flights to Seoul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 26, 2026.

Top airline flying from Boise to Seoul

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Book with Flexibility

Travel Smart

Cheapest flights from Boise to Seoul
Explore the most affordable flight options available from Boise to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.

Best flights from Boise to Seoul
Discover carefully curated flight deals from Boise to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.

Last-minute flights from Boise to Seoul
Discover last-minute flight deals from Boise to Seoul. Data last updated September 26, 2026 and is based on user searches.

One-way flights from Boise to Seoul
Search for one-way flight options from Boise to Seoul. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.