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Cheap flights from Niagara Falls, ON to Incheon Intl Airport from C$ 558

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ICN
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Niagara Falls to Incheon Intl are usually found in September or October, booked 42 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Niagara Falls to Incheon Intl

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Incheon Intl
Explore the most affordable flight options available from Niagara Falls to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Wed 3/126:10 a.m.YYZ - ICN
1 stop20h 35mAmerican Airlines
Tue 9/127:15 p.m.ICN - YYZ
1 stop17h 29mAmerican Airlines
Deal found 1/12C$ 1,093
Fri 5/125:10 p.m.YYZ - ICN
1 stop33h 35mAmerican Airlines
Fri 12/127:15 p.m.ICN - YYZ
1 stop17h 29mAmerican Airlines
Deal found 3/12C$ 1,095
Thu 4/127:55 a.m.YYZ - ICN
1 stop23h 40mMultiple Airlines
Sun 14/129:20 p.m.ICN - YYZ
1 stop23h 20mMultiple Airlines
Deal found 2/12C$ 1,221
Sun 7/129:45 a.m.YYZ - ICN
1 stop21h 50mMultiple Airlines
Sun 14/129:20 p.m.ICN - YYZ
1 stop23h 20mMultiple Airlines
Deal found 2/12C$ 1,224
Thu 4/127:55 a.m.YYZ - ICN
1 stop23h 40mMultiple Airlines
Sat 13/129:20 p.m.ICN - YYZ
1 stop24h 30mMultiple Airlines
Deal found 1/12C$ 1,234
Thu 4/127:55 a.m.YYZ - ICN
1 stop23h 40mMultiple Airlines
Thu 11/129:20 p.m.ICN - YYZ
1 stop24h 30mMultiple Airlines
Deal found 1/12C$ 1,277
Sat 6/129:00 p.m.YYZ - ICN
1 stop34h 35mMultiple Airlines
Tue 9/129:20 p.m.ICN - YYZ
1 stop17h 18mMultiple Airlines
Deal found 1/12C$ 1,287
Sat 6/127:55 a.m.YYZ - ICN
1 stop23h 40mMultiple Airlines
Thu 11/129:20 p.m.ICN - YYZ
1 stop24h 30mMultiple Airlines
Deal found 1/12C$ 1,288
Thu 4/127:55 a.m.YYZ - ICN
1 stop23h 40mMultiple Airlines
Sat 17/19:20 p.m.ICN - YYZ
1 stop17h 18mMultiple Airlines
Deal found 2/12C$ 1,296

Find flight deals from Niagara Falls to Incheon Intl

Keep the following information in mind while searching for Niagara Falls to Incheon Intl flight deals. Data was last updated 4 December 2025.

Round-trip from

C$ 1,003

One-way from

C$ 558

Popular in

July

Cheapest in

September

Average price

C$ 2,145
15/1-3/2
  • 15/1-3/2
  • 2 total stops
  • 41h 00m total
  • Niagara Falls to Incheon
Search Deals
11/1
  • 11/1
  • 1 total stop
  • 23h 40m total
  • Niagara Falls to Incheon
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 261 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to Incheon Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 4 December 2025.
Use the filters below to find and compare flights from Niagara Falls to Incheon Intl Airport that are best for you.

Fly from

Niagara Falls

Fly to

Incheon Intl

Route

Depart

Return

Price

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Wed 18/2

1:55 p.m.-12:45 p.m.

1 stop32h 50m

Incheon Intl

Wed 22/4

8:05 p.m.-1:50 p.m.

1 stop30h 45m

C$ 1,712

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Sun 26/4

1:50 a.m.-7:05 p.m.

1 stop28h 15m

Incheon Intl

Fri 8/5

3:10 p.m.-10:10 p.m.

1 stop20h 00m

C$ 1,749

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Sun 17/5

1:50 a.m.-9:10 p.m.

1 stop30h 20m

Incheon Intl

Fri 29/5

3:10 p.m.-10:10 p.m.

1 stop20h 00m

C$ 1,749

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Wed 29/4

4:45 p.m.-6:35 p.m.

1 stop36h 50m

Incheon Intl

Wed 13/5

8:35 p.m.-3:35 p.m.

1 stop32h 00m

C$ 1,800

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Thu 30/4

1:45 a.m.-11:00 a.m.

1 stop20h 15m

Incheon Intl

Tue 12/5

12:00 p.m.-9:35 p.m.

1 stop22h 35m

C$ 1,883

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Thu 2/4

12:30 p.m.-4:30 p.m.

Nonstop15h 00m

Incheon Intl

Wed 22/4

9:35 a.m.-9:55 a.m.

Nonstop13h 20m

C$ 1,887

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Mon 20/4

12:30 p.m.-4:30 p.m.

Nonstop15h 00m

Incheon Intl

Thu 30/4

9:35 a.m.-9:55 a.m.

Nonstop13h 20m

C$ 1,887

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Wed 1/4

12:30 p.m.-4:30 p.m.

Nonstop15h 00m

Incheon Intl

Wed 22/4

9:35 a.m.-9:55 a.m.

Nonstop13h 20m

C$ 1,887

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Wed 14/1

11:40 a.m.-4:50 p.m.

Nonstop15h 10m

Incheon Intl

Tue 14/4

9:35 a.m.-9:55 a.m.

Nonstop13h 20m

C$ 1,888

TorontoIncheon

YYZ - ICN

YYZICN

Toronto Pearson Intl

Mon 20/4

12:30 p.m.-4:30 p.m.

Nonstop15h 00m

Incheon Intl

Thu 21/5

9:35 a.m.-9:55 a.m.

Nonstop13h 20m

C$ 1,888

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 19 results
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Best time to book a flight from Niagara Falls to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Niagara Falls with our price prediction graph.
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 Niagara Falls to Incheon Intl Airport

How far ahead should I book a flight from Niagara Falls to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to Incheon Intl. Price data was last updated on 28 November 2025.

To ensure you get the cheapest price possible for a flight from Niagara Falls to Incheon Intl Airport, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Niagara Falls to Incheon Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Incheon Intl Airport (average of C$ 793). Flying from Niagara Falls to Incheon Intl Airport in December is currently the most expensive (average of C$ 1,672). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NI4 to ICN?

Find hourly flight availability from Niagara Falls to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

When flying from Niagara Falls to Incheon Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 9% versus a flight in the morning.

What is the cheapest day to fly from Niagara Falls to Incheon Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Niagara Falls to Incheon Intl. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Niagara Falls to Incheon Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Niagara Falls to Incheon Intl Airport

Explore weekly flight availability from Niagara Falls to Incheon Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 December 2025.

The most flights from NI4 to ICN are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Niagara Falls to Incheon Intl Airport?

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated 4 December 2025.
Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andUnited Airlines from Niagara Falls to Incheon Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,179 reviews
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
490 reviews
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
United Airlines
7.4
Good
9,065 reviews
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
WestJet
7.2
Good
3,193 reviews
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,500 reviews
Korean Air
8.4
Very good
1,179 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Niagara Falls to Incheon Intl Airport?

    A quick flight from Niagara Falls to Incheon Intl Airport can take about 20h 15m. Cathay Pacific provides one of the quickest options available for as low as C$ 1,883. The distance between Niagara Falls and Incheon Intl Airport is about 10612 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Niagara Falls to Incheon Intl Airport one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as C$ 381. Users have also found prices from C$ 495 and C$ 848 on WestJet and Air Canada, respectively.

  • What are the most reliable airlines from Niagara Falls to Incheon Intl Airport?

    Before booking your flight to Incheon Intl Airport from Niagara Falls, check out the most reliable airlines to get you to your destination on time: Korean Air (72%), WestJet (72%), Air Canada( 61%).

  • What are the cheapest flights from Niagara Falls to Incheon Intl Airport?

    The cheapest flight price from Niagara Falls to Incheon Intl Airport is C$ 753. On average you can expect to pay C$ 1,907. The most popular route, (Toronto Pearson Intl - Incheon Intl), can usually be booked for C$ 945.

  • Can I find deals for flights from Niagara Falls to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Incheon Intl.

  • Can I find deals for business class flights from Niagara Falls to Incheon Intl?

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

  • What is the cheapest month to book a flight from Niagara Falls to Incheon Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Incheon Intl Airport (average of C$ 793). Flying from Niagara Falls to Incheon Intl Airport in December is currently the most expensive (average of C$ 1,672). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Niagara Falls to Incheon Intl

Discover the top 10 airlines that operate flights from Niagara Falls to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 570AverageC$ 1,421FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 921AverageC$ 1,756FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 930AverageC$ 1,263FlexibilityNo cancel feeOn-time60%
Search WestJet flights
China EasternCheapestC$ 1,169AverageC$ 1,465FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
KLMCheapestC$ 1,358AverageC$ 1,592FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapestC$ 1,465AverageC$ 1,766FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Asiana AirlinesCheapestC$ 1,486AverageC$ 2,062FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
FinnairCheapestC$ 1,512AverageC$ 1,831FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Cathay PacificCheapestC$ 1,524AverageC$ 1,677FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air FranceCheapestC$ 1,538AverageC$ 1,550FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Niagara Falls to Incheon Intl?

Deals for Niagara Falls to Incheon Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Incheon Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Niagara Falls to Incheon Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Niagara Falls to Incheon Intl with no change fees?

Yes, we can. To see specific flights from Niagara Falls to Incheon Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Niagara Falls to Incheon Intl become cheaper?

Yes, Cheapflights offers price alerts on Niagara Falls to Incheon Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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