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871 € Cheap Flights from Boise to Seoul

Compare Boise to Seoul flight deals

Find the cheapest month or even day of the year to fly to Seoul

Book the best Seoul fare with no extra fees

Flight deals from Boise to Seoul

Looking for a cheap last-minute deal or the best return flight from Boise Airport to Seoul? If you want to travel next month, return fares start from 910 €. Find the lowest prices on one-way and return tickets right here.
Seoul.871 € per passenger.Departing Sat, 12 Sep, returning Mon, 21 Sep.Return flight with Alaska Airlines and Air Premia.Outbound indirect flight with Alaska Airlines, departs from Boise on Sat, 12 Sep, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Mon, 21 Sep, arriving in Boise.Price includes taxes and charges.From 871 €, select.
Seoul.910 € per passenger.Departing Tue, 18 Aug, returning Tue, 25 Aug.Return flight with Frontier Airlines and Philippine Airlines.Outbound indirect flight with Frontier Airlines, departs from Boise on Tue, 18 Aug, arriving in Incheon International.Inbound indirect flight with Philippine Airlines, departs from Incheon International on Tue, 25 Aug, arriving in Boise.Price includes taxes and charges.From 910 €, select.
Seoul.971 € per passenger.Departing Wed, 9 Sep, returning Wed, 16 Dec.Return flight with Alaska Airlines and Philippine Airlines.Outbound indirect flight with Alaska Airlines, departs from Boise on Wed, 9 Sep, arriving in Incheon International.Inbound indirect flight with Philippine Airlines, departs from Incheon International on Wed, 16 Dec, arriving in Boise.Price includes taxes and charges.From 971 €, select.
Seoul.1.019 € per passenger.Departing Thu, 1 Oct, returning Tue, 6 Oct.Return flight with Alaska Airlines and Air Busan.Outbound indirect flight with Alaska Airlines, departs from Boise on Thu, 1 Oct, arriving in Incheon International.Inbound indirect flight with Air Busan, departs from Incheon International on Tue, 6 Oct, arriving in Boise.Price includes taxes and charges.From 1.019 €, select.
Seoul.1.034 € per passenger.Departing Fri, 19 Mar, returning Mon, 29 Mar.Return flight with Alaska Airlines and Air Premia.Outbound indirect flight with Alaska Airlines, departs from Boise on Fri, 19 Mar, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Mon, 29 Mar, arriving in Boise.Price includes taxes and charges.From 1.034 €, select.
Seoul.1.084 € per passenger.Departing Fri, 24 Jul, returning Tue, 4 Aug.Return flight with Alaska Airlines and Asiana Airlines.Outbound indirect flight with Alaska Airlines, departs from Boise on Fri, 24 Jul, arriving in Incheon International.Inbound indirect flight with Asiana Airlines, departs from Incheon International on Tue, 4 Aug, arriving in Boise.Price includes taxes and charges.From 1.084 €, select.
Seoul.1.100 € per passenger.Departing Mon, 1 Feb, returning Mon, 8 Feb.Return flight with Alaska Airlines and Air Premia.Outbound indirect flight with Alaska Airlines, departs from Boise on Mon, 1 Feb, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Mon, 8 Feb, arriving in Boise.Price includes taxes and charges.From 1.100 €, select.
Seoul.1.104 € per passenger.Departing Mon, 7 Sep, returning Mon, 11 Jan.Return flight with Alaska Airlines and Philippine Airlines.Outbound indirect flight with Alaska Airlines, departs from Boise on Mon, 7 Sep, arriving in Incheon International.Inbound indirect flight with Philippine Airlines, departs from Incheon International on Mon, 11 Jan, arriving in Boise.Price includes taxes and charges.From 1.104 €, select.
Seoul.1.136 € per passenger.Departing Sun, 8 Nov, returning Sat, 14 Nov.Return flight with Alaska Airlines and EVA Air.Outbound indirect flight with Alaska Airlines, departs from Boise on Sun, 8 Nov, arriving in Incheon International.Inbound indirect flight with EVA Air, departs from Incheon International on Sat, 14 Nov, arriving in Boise.Price includes taxes and charges.From 1.136 €, select.
Seoul.1.165 € per passenger.Departing Fri, 24 Jul, returning Fri, 31 Jul.Return flight with Alaska Airlines and Asiana Airlines.Outbound indirect flight with Alaska Airlines, departs from Boise on Fri, 24 Jul, arriving in Incheon International.Inbound indirect flight with Asiana Airlines, departs from Incheon International on Fri, 31 Jul, arriving in Boise.Price includes taxes and charges.From 1.165 €, select.
Seoul.1.172 € per passenger.Departing Fri, 9 Apr, returning Sat, 24 Apr.Return flight with Alaska Airlines and Air Premia.Outbound indirect flight with Alaska Airlines, departs from Boise on Fri, 9 Apr, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Sat, 24 Apr, arriving in Boise.Price includes taxes and charges.From 1.172 €, select.
Seoul.1.224 € per passenger.Departing Wed, 20 Jan, returning Wed, 3 Feb.Return flight with Alaska Airlines and EVA Air.Outbound indirect flight with Alaska Airlines, departs from Boise on Wed, 20 Jan, arriving in Gimpo International.Inbound indirect flight with EVA Air, departs from Incheon International on Wed, 3 Feb, arriving in Boise.Price includes taxes and charges.From 1.224 €, select.
Seoul.1.449 € per passenger.Departing Fri, 25 Dec, returning Thu, 31 Dec.Return flight with United.Outbound indirect flight with United, departs from Boise on Fri, 25 Dec, arriving in Incheon International.Inbound indirect flight with United, departs from Incheon International on Thu, 31 Dec, arriving in Boise.Price includes taxes and charges.From 1.449 €, select.

Find the cheapest month to fly from Boise to Seoul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boise to Seoul flights are currently cheapest in September.
Jul
from 1.165 €
Aug
from 910 €
Sep
from 871 €
Oct
from 1.019 €
Nov
from 1.136 €
Dec
from 1.449 €
Jan
Find prices
Feb
from 1.100 €
Mar
from 1.034 €
Apr
from 1.172 €
May
Find prices
Jun
Find prices

Alternative Boise to Seoul routes

Looking for the cheapest, fastest or easiest route from Boise to Seoul? You could fly into the following airports instead.

Gimpo International

17km from central Seoul
Closest
from 1.271 €
Search flights

Incheon International

48km from central Seoul
Cheapest
from 871 €
Search flights

Boise to Seoul: Flight information

The things to know before you go.
Cheapest flight found871 €
Cheapest month to flySeptember

Finding cheap flights from Boise to Seoul: Frequently asked questions

There are 2 airports in Seoul: Gimpo International and Incheon International.
The best price we found for a return flight from Boise to Seoul is 871 €. 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.
Currently, there are no airlines that fly direct from Boise to Seoul. But we found flights with one or more stops from 871 €.
As of July 2026, there are no flights flying from Boise to Seoul.
The cheapest month to fly from Boise to Seoul is usually September.
If you're flying from Boise Airport, the cheapest airport near Seoul is Incheon International – which is 47.9 km away from the centre of Seoul. We've found flights into this airport from 871 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boise Airport to Seoul on Saturday, 12 September 2026.
No airlines currently offer direct flights between Boise Airport and Seoul. Most routes have one or more stops.
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 Seoul 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.

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

In July, the average temperature is usually around 24°C. August is typically the warmest month in Seoul, when it usually averages around 28°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is July.
Currently, Alaska Airlines offers the cheapest flight tickets to Seoul.

Flying from Boise Air Terminal (BOI) to Seoul: what you need to know

  • Boise Air Terminal is located in Boise. Following the UTC+9 timezone, Seoul is 16 hours ahead of Boise.

  • Leave enough time to get on your BOI to Seoul flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer queues during popular months like July. Arriving up to four hours ahead of international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • Consider adding a stopover to potentially score a cheaper plane ticket from BOI to Seoul. Just uncheck 'Direct flights only' during your search. Take a detour (and maybe pocket some savings) by stopping at one of these popular airports:

    • Los Angeles International Airport (LAX)

    • Seattle-Tacoma International Airport (SEA)

    • Las Vegas Harry Reid International Airport (LAS)

  • Located around 6 kilometres from the centre of Boise, BOI can be reached in about 15 minutes by car (depending on traffic). Travelling on public transport will take roughly 30 minutes.

  • Searching for a hotel near BOI? If you're catching an early flight from Boise Air Terminal to Seoul, these stays put the terminal practically at your doorstep:

  • Boise Air Terminal gets top marks for on-time performance. 84% of flights that take off from BOI arrive at their destination without delay.

  • You'll find BOI at 3201 Airport Way.

How to find the cheapest flights from Boise Air Terminal (BOI) to Seoul

  • 418 € is the lowest price we've found for a one-way Boise Air Terminal to Seoul flight. A round-trip plane ticket right now is 871 €. Depending on the availability when you book, these fares can change.

  • Don't wait until the last moment. You're more likely to pick up cheap flights from BOI to Seoul if you book ahead. Airlines often offer some amazing early bird deals.

  • Scoring cheap tickets from Boise Air Terminal to Seoul is more likely if you can be flexible with your travel plans. Try using the 'Whole month' tool to access the best prices across every month and snap up an awesome deal.

  • Spend less time searching for cheap flights from BOI to Seoul by setting up a Price Alert. You'll get an email or push notification on the app when fares go down.

  • Choose your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Boise Air Terminal to Seoul by 'Cheapest,' 'Best' or 'Fastest.'

Airports in Seoul

Seoul Incheon International Airport (ICN)

  • The distance from Seoul Incheon International Airport (ICN) to central Seoul is roughly 48 kilometres. It takes around 1 hour 5 minutes to reach the centre driving.

  • If you're travelling on public transport, expect a journey time of about 50 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Boise Air Terminal to Seoul. Stay at one of these accommodation options near ICN instead:

  • Lock in the best deal by booking your vehicle from Seoul Incheon International Airport about four weeks in advance of your flight from BOI to Seoul.

Seoul Gimpo International Airport (GMP)

  • Once your flight from Boise Air Terminal to Seoul has landed, you can reach the city centre in about 30 minutes by car. Central Seoul is roughly 16 kilometres from Seoul Gimpo International Airport (GMP).

  • The trip will take about 35 minutes on public transport.

  • Place the 'Do not disturb' sign on your door and rest at a hotel near GMP. Here are a few options where you can kick back after your BOI to Seoul flight:

  • Secure your first choice, not your last resort. Booking your ride from GMP one week ahead of time often means better deals and a wider range of vehicles.

Best time to go to Seoul

  • December is the quietest month for flights from Boise Air Terminal to Seoul, while January is the most popular. Figure out the ideal time to visit Seoul based on whether you like a laid-back vibe or a more bustling atmosphere.

  • Before locking in your Boise Air Terminal to Seoul plane ticket, think about what kind of weather you prefer. August is the warmest month in Seoul, with temperatures ranging from 19ºC (66ºF) to 32ºC (90ºF).

  • Search for cheap tickets from BOI to Seoul in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -12ºC (10ºF) and 4ºC (39ºF) on average.

More about Seoul

Explore more of South Korea

  • Seoul has plenty to offer, but there are so many other parts of South Korea you should also see. Around 322 kilometres southeast of Seoul, a trip to Busan will keep you busy. Don't miss top attractions like Gamcheon Culture Village, Haeundae Beach and Beautiful View Busan - Diamond Bridge.

  • Daegu is another sought-after destination in South Korea and is around 241 kilometres southeast of Seoul. No journey is complete without dropping by Alive Aquarium Daegu, Nature Park and Seonsa Historical Park.

Plan the rest of your trip from Boise to Seoul

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.