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Find cheap flights from Idaho to South Korea from $647

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to South Korea departing on 9/17. 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
0 bags
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

June

High season

July

Cheapest flight

$647
Best time to beat the crowds but there is an average 29% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Boise to Incheon

FAQs for booking flights from Idaho to South Korea

  • How does KAYAK find such low prices on flights from Idaho to South Korea?

    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 Idaho to South Korea.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to South Korea from Idaho 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 Idaho to South Korea?

    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 South Korea with an airline and back to Idaho with another airline.

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

    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 South Korea from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to South Korea

Recent round-trip flight deals

10/7Mon
1 stopDelta
16h 05mBOI-ICN
10/16Wed
1 stopDelta
17h 59mICN-BOI
$1,190
10/7Mon
1 stopDelta
19h 50mBOI-ICN
10/16Wed
2 stopsDelta
19h 39mICN-BOI
$1,194
10/7Mon
2 stopsDelta
31h 31mBOI-ICN
10/16Wed
2 stopsDelta
19h 39mICN-BOI
$1,208
11/7Thu
2 stops
35h 01mGEG-ICN
11/14Thu
2 stops
21h 08mICN-GEG
$1,305
10/21Mon
2 stops
23h 15mBOI-ICN
11/14Thu
2 stops
25h 55mICN-BOI
$1,339
10/21Mon
1 stopKorean Air
14h 40mBOI-ICN
11/14Thu
1 stopKorean Air
17h 57mICN-BOI
$1,380
11/7Thu
1 stopAmerican Airlines
41h 39mGEG-ICN
11/14Thu
2 stopsAmerican Airlines
21h 34mICN-GEG
$1,462
8/4Sun
2 stopsJapan Airlines
33h 00mBOI-GMP
8/13Tue
2 stopsJapan Airlines
22h 09mGMP-BOI
$1,589
7/27Sat
2 stopsAmerican Airlines
56h 03mGEG-ICN
8/9Fri
2 stopsAmerican Airlines
36h 05mICN-GEG
$1,765
7/1Mon
1 stopKorean Air
14h 55mBOI-ICN
7/11Thu
1 stopKorean Air
13h 29mICN-BOI
$1,770

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Recent one-way flight deals

9/17Tue
3 stops
51h 10mBOI-ICN
$647
8/3Sat
1 stopAmerican Airlines
23h 24mBOI-ICN
$654
8/4Sun
3 stops
48h 26mBOI-ICN
$658
8/4Sun
1 stopAmerican Airlines
36h 29mBOI-ICN
$669
9/17Tue
2 stopsAmerican Airlines
40h 55mBOI-ICN
$700
9/15Sun
1 stopDelta
15h 10mBOI-ICN
$704
9/21Sat
1 stopDelta
33h 05mBOI-ICN
$715
9/17Tue
2 stopsANA
35h 20mBOI-GMP
$927
9/19Thu
2 stopsANA
35h 20mBOI-GMP
$1,162
8/3Sat
2 stopsQatar Airways
49h 44mBOI-ICN
$1,234

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Last minute flights from Idaho to South Korea

Last minute flight, train and bus deals

6/4Tue
multi-stop
52h 50mGEG-ICN
8/22Thu
multi-stop
50h 16mICN-GEG
$2,027
6/5Wed
multi-stop
21h 35mGEG-ICN
8/23Fri
multi-stop
49h 36mICN-GEG
$2,036
6/6Thu
multi-stop
30h 31mBOI-ICN
6/15Sat
multi-stop
37h 33mICN-BOI
$2,043
6/6Thu
multi-stop
30h 31mBOI-ICN
6/15Sat
multi-stop
37h 33mICN-BOI
$2,073
6/5Wed
multi-stopChina Airlines
30h 42mGEG-ICN
8/23Fri
multi-stopChina Airlines
31h 09mICN-GEG
$2,171
6/6Thu
multi-stopUnited Airlines
17h 06mBOI-ICN
6/15Sat
multi-stopUnited Airlines
41h 22mICN-BOI
$2,209
6/5Wed
multi-stopChina Airlines
30h 42mGEG-ICN
8/22Thu
multi-stopChina Airlines
31h 09mICN-GEG
$2,213
6/6Thu
multi-stopQatar Airways
37h 35mBOI-ICN
6/14Fri
multi-stopQatar Airways
35h 45mICN-BOI
$2,269
6/5Wed
multi-stopQatar Airways
30h 00mGEG-ICN
8/22Thu
multi-stopQatar Airways
36h 25mICN-GEG
$2,417
6/6Thu
multi-stopKorean Air
17h 40mBOI-ICN
6/15Sat
multi-stopKorean Air
18h 17mICN-BOI
$2,466

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Flights to South Korea

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