￥74,600 Cheap Flights from Boise (BOI) to Seoul (ICN)

View ￥74,600 flight on Sun, Sep 28, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Incheon Intl. Airport (ICN)

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Cheap Flights from Boise to Seoul (BOI-ICN)

Prices were available within the past 7 days and start at ￥74,600 for one-way flights and ￥158,440 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Aug 15 - Mon, Aug 18
BOI
Boise
ICN
Seoul
￥158,440 Roundtrip, found 2 days ago
￥158,440
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Aug 15 from Boise to Seoul, returning Mon, Aug 18, priced at ￥158,440 found 2 days ago
Delta
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥166,030 Roundtrip, found 6 days ago
￥166,030
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥166,030 found 6 days ago
Delta
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥170,630 Roundtrip, found 6 days ago
￥170,630
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥170,630 found 6 days ago
Delta
Fri, Aug 15 - Mon, Aug 18
BOI
Boise
ICN
Seoul
￥178,940 Roundtrip, found 2 days ago
￥178,940
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Aug 15 from Boise to Seoul, returning Mon, Aug 18, priced at ￥178,940 found 2 days ago
Alaska Airlines
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥187,710 Roundtrip, found 6 days ago
￥187,710
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥187,710 found 6 days ago
Alaska Airlines
Fri, Aug 15 - Mon, Aug 18
BOI
Boise
ICN
Seoul
￥192,790 Roundtrip, found 2 days ago
￥192,790
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Aug 15 from Boise to Seoul, returning Mon, Aug 18, priced at ￥192,790 found 2 days ago
Alaska Airlines
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥196,880 Roundtrip, found 6 days ago
￥196,880
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥196,880 found 6 days ago
Alaska Airlines
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥200,010 Roundtrip, found 6 days ago
￥200,010
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥200,010 found 6 days ago
Delta
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥200,230 Roundtrip, found 6 days ago
￥200,230
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥200,230 found 6 days ago
Alaska Airlines
Fri, Aug 15 - Mon, Aug 18
BOI
Boise
ICN
Seoul
￥203,520 Roundtrip, found 2 days ago
￥203,520
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Aug 15 from Boise to Seoul, returning Mon, Aug 18, priced at ￥203,520 found 2 days ago
Korean Air
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥204,410 Roundtrip, found 6 days ago
￥204,410
Roundtrip
found 6 days ago
Select Korean Air flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥204,410 found 6 days ago
United
Mon, Aug 11 - Thu, Aug 14
BOI
Boise
ICN
Seoul
￥209,330 Roundtrip, found 6 days ago
￥209,330
Roundtrip
found 6 days ago
Select United flight, departing Mon, Aug 11 from Boise to Seoul, returning Thu, Aug 14, priced at ￥209,330 found 6 days ago

Find the cheapest month to fly from Boise (BOI) to Seoul (ICN)

September is typically the cheapest month to fly

From ￥148,738 - ￥211,789 per traveler.

Graph displaying average flight prices per month

Flights from Boise (BOI) to Seoul (ICN)
Origin airport
Boise
Destination airport
Incheon Intl.
Roundtrip price
￥158,440
Distance
8962 km

Frequently asked questions

How much is a flight from Boise Airport to Incheon Intl. Airport (ICN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between Boise Airport (BOI) and Seoul–Incheon Intl. Airport was ￥158,440. Fares this good don't last long, 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 Boise Airport to Incheon Airport?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Boise Airport to Incheon Intl. Airport (ICN) 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 Boise Airport (BOI) to ICN flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from BOI to ICN?
Averaging 16 hours and 39 minutes, the flight from Boise Airport (BOI) to Incheon Airport is a lengthy one. To make your time on board more pleasant, remember to bring a quality neck pillow and a pair of noise-canceling earplugs.
How far is the flight from BOI to Seoul–Incheon Intl. Airport?
Boise to South Korea is around 9,000 kilometers, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Toss in some snacks to nibble on throughout your trip too.
Which airlines fly direct from Boise Airport (BOI) to ICN?
Direct flights aren't available, so you'll have to make at least one stop between Boise Airport and Incheon Airport. Use the layover time to stretch your legs and take a break.
Are Boise Airport (BOI) to Incheon Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to nab amazing last-minute deals from Boise Airport to Incheon Airport, but there's no guarantee. As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can be certain you're always seeing the latest offers.

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