£277+ Cheap flights to Incheon Intl

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
— ICN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Flights to Incheon Intl in 2025

Find the latest flights to Incheon Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 18 September 2025.

Return from

£334

One-way from

£277

Popular in

July

Cheapest in

November

Average price

£582

Good round-trip deal

£848 or less

Good one-way deal

£512 or less
China Eastern
  • China Eastern
  • 29/10-26/11
  • 2 total stops
  • 58h 40m total
  • London to Seoul
Air China
  • Air China
  • 22/9
  • 1 total stop
  • 15h 05m total
  • London to Incheon
Highest demand for flights based on searches. 17% potential increase in price (£90 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£16 potential savings vs. average return price).
Average for return flights in September 2025
Price to beat on a round-trip flight from London to Incheon Intl.
Price to beat on a one-way flight from London to Incheon Intl.

Find flight deals to Incheon Intl Airport

Cheapest flights to Incheon Intl Airport
Explore the most affordable flight options available to Incheon Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 18 September 2025.

Wed 29/1017:40LHR - ICN
1 stop35h 05mAir China
Tue 25/1111:10ICN - LHR
1 stop15h 40mAir China
Deal found 16/9£378
Mon 1/1221:00LHR - ICN
2 stops29h 00mChina Eastern
Sun 14/1208:55ICN - LHR
1 stop17h 35mChina Eastern
Deal found 17/9£379
Mon 3/1120:25LHR - ICN
1 stop30h 15mAir China
Thu 13/1117:50ICN - LHR
1 stop33h 00mAir China
Deal found 16/9£380
Mon 3/1110:30LGW - ICN
2 stops25h 10mChina Eastern
Sat 15/1116:20ICN - LGW
1 stop23h 10mChina Eastern
Deal found 16/9£380
Tue 2/1222:10LHR - ICN
1 stop29h 45mAir China
Tue 16/1211:10ICN - LHR
1 stop15h 40mAir China
Deal found 17/9£380
Fri 31/1020:25LHR - ICN
1 stop32h 20mAir China
Sat 8/1114:50ICN - LHR
1 stop36h 00mAir China
Deal found 16/9£381
Mon 13/1011:35LGW - ICN
2 stops19h 20mChina Eastern
Mon 20/1016:35ICN - LGW
2 stops21h 55mChina Eastern
Deal found 15/9£381
Mon 22/920:25LHR - ICN
1 stop33h 50mAir China
Sun 12/1015:30ICN - LHR
1 stop34h 15mAir China
Deal found 16/9£382
Fri 3/1022:40LHR - ICN
1 stop15h 05mAir China
Thu 16/1013:05ICN - LHR
1 stop36h 40mAir China
Deal found 16/9£382
Sat 4/1022:00LHR - ICN
1 stop30h 55mAir China
Sun 12/1013:05ICN - LHR
1 stop36h 40mAir China
Deal found 17/9£383
Thu 23/1021:00LHR - ICN
1 stop17h 10mChina Southern
Tue 4/1109:25ICN - LHR
1 stop17h 30mChina Southern
Deal found 15/9£384
Thu 30/1010:30LGW - ICN
1 stop16h 25mMultiple Airlines
Fri 7/1118:25ICN - LGW
1 stop28h 35mMultiple Airlines
Deal found 16/9£384

Cheapflights Fare Finder

 
Locate flights to Incheon Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 18 September 2025.
Use the filters below to find and compare flights to Incheon Intl Airport that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 31/10

21:10-15:45

1 stop33h 35m

Incheon Intl

Fri 28/11

16:45-19:10

1 stop35h 25m

£459

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 25/1

07:40-10:50

2 stops18h 10m

Incheon Intl

Sat 28/2

13:05-20:50

1 stop16h 45m

£461

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sat 6/12

07:40-11:15

1 stop18h 35m

Incheon Intl

Tue 23/12

13:05-08:05

2 stops28h 00m

£462

LondonIncheon

LTN - ICN

LTNICN

London Luton

Sun 19/10

11:25-20:45

2 stops25h 20m

Incheon Intl

Mon 3/11

18:25-19:25

2 stops34h 00m

£468

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 18/2

07:40-10:50

2 stops18h 10m

Incheon Intl

Thu 26/2

13:05-22:20

1 stop18h 15m

£481

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 2/3

07:40-10:50

2 stops18h 10m

Incheon Intl

Sun 15/3

13:05-08:05

2 stops28h 00m

£481

LondonIncheon

LTN - ICN

LTNICN

London Luton

Thu 30/10

20:05-11:55

2 stops30h 50m

Incheon Intl

Tue 25/11

16:10-14:00

2 stops30h 50m

£482

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 30/11

13:55-19:00

2 stops20h 05m

Incheon Intl

Fri 5/12

23:45-09:20

1 stop18h 35m

£491

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 12/2

09:30-10:50

1 stop16h 20m

Incheon Intl

Tue 24/2

13:05-08:05

2 stops28h 00m

£498

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 18/11

10:35-19:00

2 stops23h 25m

Incheon Intl

Wed 3/12

23:45-14:35

2 stops23h 50m

£510

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight to Incheon Intl

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

When is the best time to book a flight to Incheon Intl?

Use this chart to determine the optimal time to book a return flight from London to Incheon Intl. Price data was last updated on 12 September 2025.

The best time to book flights to Incheon Intl is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Incheon Intl?

On average, a flight from London to Incheon Intl takes 15 hours 49 minutes. Flights to Incheon Intl from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Incheon Intl?

Use this chart to determine the cheapest time to fly return from London to Incheon Intl. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Incheon Intl should consider flying on Sunday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday at midday, when prices are usually at their highest.

Weekly flight availability to Incheon Intl

The most flights from London to Incheon Intl are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

What are the cheapest airlines that fly to Incheon Intl?

The cheapest airlines flying from London to Incheon Intl are China Eastern, China Southern and Air China.

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl ranges from 20.0 - 260.0 inches per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Incheon Intl when rainfall is around 20.0 mm.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

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 18 September 2025.
Read reviews from past customers who have flown Korean Air, Asiana Airlines, andChina Southern to South Korea. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

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.

FAQs about flying to Incheon Intl

Getting around Incheon

Incheon has an extensive public transportation system that makes it easy to travel throughout the city. The underground subway system avoids the city’s traffic and is easily navigated by tourists. Kiosks sell transportation cards that can be loaded with credits and used for transfers between the metro and bus systems. Blue buses run between Incheon’s various districts, while small green buses stay within neighbourhoods. Taxis are also plentiful and can be hailed from most streets. Meter use is standard, and taxi fare can be paid for with cash or, in many cases, a credit card.

Getting from the Airport to the City

Incheon International Airport (ICN) is located on Yeongjong Island, just off the coast of Incheon proper. Travellers who arrive on their flight to Incheon will appreciate that the airport is well-connected to the city via several transit options, the most popular of which are the express airport buses. These buses run on regular intervals along routes throughout Incheon and beyond. Express airport buses are also one of the more affordable transit options at Incheon International Airport. Taxis are also available, though travellers should make sure their drivers use the meters at all times.

Incheon airport overview

Incheon International Airport (ICN) is the main gateway to South Korea, the land of mega-cities and mountains. Located 69km (43 miles) west of the capital, Seoul, Incheon Airport is built on reclaimed land between some of the smaller islets along South Korea’s west coast.

The designers of Incheon International Airport made sure that the airport would have ample space, allowing for a wealth of shopping opportunities as well as numerous other activities. Passengers arriving on flights to Incheon International Airport can shop until they drop or they can take in some Korean culture at the airport’s on-site Museum of Korean Culture. There’s also a spa, golf course and casino.

Opened in 2001, the airport is fast making its mark on travel within the region. It is a hub for Korean Air and Asiana Airlines and flights to Incheon International Airport can be booked on a number of carriers from cities such as Moscow, Kuala Lumpur, Delhi, Hong Kong, Singapore, Bangkok and Dubai to Amsterdam and San Francisco.

It is easy to see why Seoul’s Incheon International Airport is an award-winning one. The facilities and shopping opportunities alone are enough to keep even the most active passenger busy. The airport is easy to navigate and it is well-connected with Seoul as well as most other South Korean cities.

  • Can I find cheaper flights to Incheon Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Incheon Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Incheon Intl?

    Based on reviews from Cheapflights users, China Eastern is rated the highest out of the airlines that fly to Incheon Intl.

  • What is the cheapest airport to fly to in Incheon Intl?

    Incheon Intl is currently the cheapest airport to fly to in Incheon Intl. One-way flights to Incheon Intl typically cost £44, while return flights cost around £57.

  • How much is a return flight to Incheon Intl?

    A return flight to Incheon Intl will typically cost around £270, however they can be found for as little as £78.

  • Where does the fastest flight to Incheon Intl depart from?

    For those looking to save time traveling to Incheon Intl, London offers the quickest one-way flight (12 hours 35 minutes).

  • Does Incheon Intl have car hire?

    Yes. Those touching down at Incheon Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Incheon Intl?

    Yes. Incheon Intl has hotels nearby for those requiring accommodations. Darakhyu Incheon Airport Terminal 2 Capsule Hotel by Walkerhill is the closest property to Incheon Intl (0.0 mi away from Incheon Intl).

See more FAQs

Travelling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Daejeon
Seongnam

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Incheon Intl by cabin class

Find flights to Incheon Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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

How does Cheapflights help users find flights to Incheon Intl?

Cheapflights helps you search for flights to Incheon Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Incheon Intl for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Incheon Intl ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can track prices for flights to Incheon Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.