Cheap Flights from Incheon International to Boise

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Compare Incheon International to Boise flight deals

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Flight deals from Incheon International to Boise

Looking for a cheap last-minute deal or the best return flight from Incheon International Airport to Boise Airport? If you want to travel next month, return fares start from $1,690. Find the lowest prices on one-way and return tickets right here.

Boise.$1,530 per passenger.Departing Mon, 28 Sep, returning Mon, 28 Sep.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Mon, 28 Sep, arriving in Boise.Inbound indirect flight with United, departs from Boise on Mon, 28 Sep, arriving in Incheon International.Price includes taxes and charges.From $1,530, select.

Boise.$1,685 per passenger.Departing Fri, 30 Oct, returning Thu, 5 Nov.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Fri, 30 Oct, arriving in Boise.Inbound indirect flight with United, departs from Boise on Thu, 5 Nov, arriving in Incheon International.Price includes taxes and charges.From $1,685, select.

Boise.$1,690 per passenger.Departing Mon, 19 Oct, returning Mon, 26 Oct.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Mon, 19 Oct, arriving in Boise.Inbound indirect flight with United, departs from Boise on Mon, 26 Oct, arriving in Incheon International.Price includes taxes and charges.From $1,690, select.

Boise.$1,691 per passenger.Departing Mon, 9 Nov, returning Sat, 14 Nov.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Mon, 9 Nov, arriving in Boise.Inbound indirect flight with United, departs from Boise on Sat, 14 Nov, arriving in Incheon International.Price includes taxes and charges.From $1,691, select.

Boise.$1,691 per passenger.Departing Wed, 4 Nov, returning Wed, 9 Dec.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Wed, 4 Nov, arriving in Boise.Inbound indirect flight with United, departs from Boise on Wed, 9 Dec, arriving in Incheon International.Price includes taxes and charges.From $1,691, select.

Boise.$1,696 per passenger.Departing Wed, 30 Sep, returning Wed, 25 Nov.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Wed, 30 Sep, arriving in Boise.Inbound indirect flight with United, departs from Boise on Wed, 25 Nov, arriving in Incheon International.Price includes taxes and charges.From $1,696, select.

Boise.$1,697 per passenger.Departing Wed, 30 Sep, returning Wed, 2 Dec.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Wed, 30 Sep, arriving in Boise.Inbound indirect flight with United, departs from Boise on Wed, 2 Dec, arriving in Incheon International.Price includes taxes and charges.From $1,697, select.

Boise.$1,698 per passenger.Departing Sat, 26 Sep, returning Sat, 3 Oct.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Sat, 26 Sep, arriving in Boise.Inbound indirect flight with United, departs from Boise on Sat, 3 Oct, arriving in Incheon International.Price includes taxes and charges.From $1,698, select.

Boise.$1,769 per passenger.Departing Sat, 13 Mar, returning Sun, 21 Mar.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Sat, 13 Mar, arriving in Boise.Inbound indirect flight with United, departs from Boise on Sun, 21 Mar, arriving in Incheon International.Price includes taxes and charges.From $1,769, select.

Boise.$1,770 per passenger.Departing Wed, 23 Dec, returning Tue, 2 Feb.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Wed, 23 Dec, arriving in Boise.Inbound indirect flight with United, departs from Boise on Tue, 2 Feb, arriving in Incheon International.Price includes taxes and charges.From $1,770, select.

Boise.$1,770 per passenger.Departing Tue, 19 Jan, returning Wed, 3 Feb.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Tue, 19 Jan, arriving in Boise.Inbound indirect flight with United, departs from Boise on Wed, 3 Feb, arriving in Incheon International.Price includes taxes and charges.From $1,770, select.

Boise.$1,905 per passenger.Departing Fri, 18 Dec, returning Mon, 28 Dec.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Fri, 18 Dec, arriving in Boise.Inbound indirect flight with United, departs from Boise on Mon, 28 Dec, arriving in Incheon International.Price includes taxes and charges.From $1,905, select.

Boise.$1,937 per passenger.Departing Sat, 24 Oct, returning Thu, 31 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Incheon International on Sat, 24 Oct, arriving in Boise.Inbound indirect flight with Delta, departs from Boise on Thu, 31 Dec, arriving in Incheon International.Price includes taxes and charges.From $1,937, select.

Boise.$1,964 per passenger.Departing Sat, 6 Feb, returning Sat, 13 Feb.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Sat, 6 Feb, arriving in Boise.Inbound indirect flight with United, departs from Boise on Sat, 13 Feb, arriving in Incheon International.Price includes taxes and charges.From $1,964, select.

Boise.$2,114 per passenger.Departing Tue, 11 May, returning Thu, 10 Jun.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Tue, 11 May, arriving in Boise.Inbound indirect flight with United, departs from Boise on Thu, 10 Jun, arriving in Incheon International.Price includes taxes and charges.From $2,114, select.

Boise.$2,170 per passenger.Departing Tue, 12 Jan, returning Mon, 18 Jan.Return flight with United.Outbound indirect flight with United, departs from Incheon International on Tue, 12 Jan, arriving in Boise.Inbound indirect flight with United, departs from Boise on Mon, 18 Jan, arriving in Incheon International.Price includes taxes and charges.From $2,170, select.

Find the cheapest month to fly from Incheon International to Boise

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Incheon International to Boise flights are currently cheapest in September.

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Incheon International to Boise: Alternative routes

Compare routes from Incheon International to Boise below. You may find an airport to fly into that's cheaper, faster, or easier than Boise.

Boise

5km from central Boise

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from $1,530

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Seoul to Boise: Flight information

The things to know before you go.

Cheapest flight found	$1,530
Cheapest month to fly	September

Finding cheap flights from Incheon International to Boise: Frequently asked questions

How much are return flights from Incheon International to Boise?

The best price we found for a return flight from Incheon International to Boise is $1,530. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Incheon International to Boise?

Currently, there are no airlines that fly direct from Incheon International to Boise. But we found flights with one or more stops from $1,530.

How many flights are there a week from Incheon International to Boise?

As of September 2026, there are no flights flying from Incheon International to Boise.

When is the cheapest time to fly from Incheon International to Boise?

The cheapest month to fly from Incheon International to Boise is usually September.

Which upcoming date is cheapest to fly from Incheon International Airport to Boise Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Incheon International Airport to Boise Airport on Monday, 28 September 2026.

Can I get a direct flight from Incheon International Airport to Boise Airport?

No airlines currently offer direct flights between Incheon International Airport and Boise Airport. Most routes have one or more stops.

How can I find the best flight deal to Boise?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boise but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Boise?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boise is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Incheon International Airport to Boise with?

Currently, United offers the cheapest flight tickets to Boise.

Flying from Incheon International Airport (ICN) to Boise Airport (BOI): what you need to know

To ensure you catch your ICN to BOI flight, allow plenty of time for things like check-in and baggage drop. Turning up two hours before international departures and one hour before domestic flights is the standard rule.
Travelling during a peak time like August? Public holidays and other high seasons can mean longer lines at airport checkpoints. Be extra cautious and get there up to four hours ahead of an international flight and two hours before domestic departures.
Consider adding a stopover when booking your ticket from Incheon International Airport to Boise Airport. Just deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Here are some options between ICN and BOI:
- Seattle / Tacoma International Airport
- San Francisco International Airport
- Harry Reid International Airport

How to find the cheapest flights from Incheon International Airport (ICN) to Boise Airport (BOI)

The cheapest price we've found for a one-way Incheon International Airport to Boise Airport flight is $914. A round-trip fare right now is $1,530. Depending on the availability and when you book, these fares may change.
It's usually smart to book as early as possible if you want to get cheap tickets from ICN to BOI. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.
If you can be flexible with your travel plans, try using the 'Whole month' search tool. It'll show you the cheapest price across the month when searching for your flight from Incheon International Airport to Boise Airport.
Save time searching for cheap flights from ICN to BOI by setting up a Price Alert. We'll send you an email or notification on the app when a new discounted fare appears.
Find the perfect flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Incheon International Airport to Boise Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about Incheon International Airport (ICN)

When it comes to Incheon International Airport's on-time performance, 74% of flights meet their scheduled arrival time.
Central Seoul to Incheon International Airport is approximately 48 kilometres. Depending on traffic, it'll take about 1 hour 5 minutes to get there if you're driving, ride-sharing or catching a taxi.
Catching public transport? Expect a trip time of around 50 minutes.
Have an early flight from Incheon International Airport to Boise Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these hotels close to ICN:

Arriving at Boise Airport (BOI)

The last thing you need is a long trip to your hotel if you're getting in late on a Incheon International Airport to Boise Airport flight. Check in to one of these accommodation options near BOI instead:
Go where the road takes you with a Boise Airport rental car. Pick up your wheels from Budget, Alamo or Avis and venture far and wide through Boise and beyond.
Booking your vehicle from Boise Airport about one week ahead can help you secure the lowest rate.

When to fly to Boise Airport (BOI)

The quietest month for a flight from Incheon International Airport to Boise Airport is March, while October is the busiest. Pick the ideal time to visit Boise based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Before locking in your flight from Incheon International Airport to Boise Airport, consider the kind of weather you enjoy. July is the warmest month in Boise, with temperatures ranging from 15ºC to 35ºC.
If you like travelling in cooler conditions, look for a cheap ticket from ICN to BOI in January. Average temperatures are between -11ºC and 5ºC then.

Explore more of the United States

Spokane is just one of the many cities in the United States waiting to be discovered once you've taken in the sights of Boise. Around 467 kilometres away to the north, popular attractions include Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes.
Salt Lake City is another essential stop in the United States and is around 483 kilometres south-east of Boise. No journey is complete without dropping by Salt Lake Utah Temple, Temple Square and Salt Lake City Tabernacle.