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Cheap flights from Incheon Intl Airport to Southeast Asia from C$ 113

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Incheon Intl to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to Southeast Asia
Explore the most affordable flight options available from Incheon Intl to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Tue 24/25:05 p.m.
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Thu 12/310:25 p.m.
BKK
-
ICN
Nonstop5h 55m
Eastar Jet
Deal found 27/1C$ 216
Fri 3/77:55 p.m.
ICN
-
BKK
Nonstop5h 50m
Jin Air
Tue 7/712:45 a.m.
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 28/1C$ 217
Wed 1/47:55 p.m.
ICN
-
BKK
Nonstop5h 50m
Jin Air
Sat 4/412:45 a.m.
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 29/1C$ 219
Sat 21/25:05 p.m.
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Sat 21/310:25 p.m.
BKK
-
ICN
Nonstop5h 55m
Eastar Jet
Deal found 27/1C$ 225
Thu 26/35:10 p.m.
ICN
-
BKK
Nonstop6h 00m
Jin Air
Mon 30/312:45 a.m.
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 28/1C$ 231
Sun 15/37:50 p.m.
ICN
-
BKK
Nonstop6h 20m
T'way Air
Wed 18/31:30 a.m.
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 28/1C$ 235
Wed 1/47:55 p.m.
ICN
-
BKK
Nonstop5h 50m
Jin Air
Fri 17/412:45 a.m.
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 28/1C$ 236
Fri 3/77:55 p.m.
ICN
-
BKK
Nonstop5h 50m
Jin Air
Mon 6/712:45 a.m.
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 29/1C$ 238
Mon 9/27:30 p.m.
ICN
-
BKK
Nonstop6h 15m
Jeju Air
Wed 11/31:00 a.m.
BKK
-
ICN
Nonstop5h 25m
Jeju Air
Deal found 27/1C$ 242
Mon 2/35:05 p.m.
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Fri 13/310:25 p.m.
BKK
-
ICN
Nonstop5h 55m
Eastar Jet
Deal found 26/1C$ 244
Tue 24/27:50 p.m.
ICN
-
BKK
Nonstop6h 20m
T'way Air
Thu 12/31:30 a.m.
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 27/1C$ 246
Sat 18/79:35 p.m.
ICN
-
MNL
1 stop9h 55m
Multiple Airlines
Wed 5/87:35 p.m.
MNL
-
ICN
Nonstop4h 10m
Multiple Airlines
Deal found 27/1C$ 270

Find flight deals from Incheon Intl to Southeast Asia

Keep the following information in mind while searching for Incheon Intl to Southeast Asia flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 216

One-way from

C$ 113

Popular in

October

Cheapest in

June

Average price

C$ 339
Eastar Jet
  • Eastar Jet
  • 24/2-12/3
  • Nonstop
  • 12h 15m total
  • Incheon to Southeast Asia
Search Deals
Jeju Air
  • Jeju Air
  • 11/3
  • Nonstop
  • 4h 35m total
  • Incheon to Southeast Asia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Southeast Asia 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 29 January 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Southeast Asia that are best for you.

Fly from

Incheon Intl

Fly to

Southeast Asia

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 12/3

5:05 p.m.-9:25 p.m.

Nonstop6h 20m

Bangkok Suvarnabhumi

Mon 16/3

10:25 p.m.-6:20 a.m.

Nonstop5h 55m

C$ 244

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 14/3

5:05 p.m.-9:25 p.m.

Nonstop6h 20m

Bangkok Suvarnabhumi

Mon 16/3

10:25 p.m.-6:20 a.m.

Nonstop5h 55m

C$ 244

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 12/3

7:50 p.m.-12:10 a.m.

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 18/3

1:30 a.m.-9:00 a.m.

Nonstop5h 30m

C$ 247

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 7/7

7:55 p.m.-11:45 p.m.

Nonstop5h 50m

Bangkok Suvarnabhumi

Sat 11/7

12:45 a.m.-8:25 a.m.

Nonstop5h 40m

C$ 251

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 25/5

8:05 p.m.-12:10 a.m.

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 28/5

1:10 a.m.-8:55 a.m.

Nonstop5h 45m

C$ 258

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 2/7

7:55 p.m.-11:45 p.m.

Nonstop5h 50m

Bangkok Suvarnabhumi

Sun 5/7

12:45 a.m.-8:25 a.m.

Nonstop5h 40m

C$ 270

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 8/4

7:55 p.m.-11:45 p.m.

Nonstop5h 50m

Bangkok Suvarnabhumi

Wed 29/4

12:45 a.m.-8:25 a.m.

Nonstop5h 40m

C$ 282

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Fri 10/4

7:05 p.m.-10:20 p.m.

Nonstop4h 15m

Manila Ninoy Aquino Intl

Wed 15/4

11:20 p.m.-4:30 a.m.

Nonstop4h 10m

C$ 292

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Tue 16/6

7:20 a.m.-10:30 a.m.

Nonstop4h 10m

Manila Ninoy Aquino Intl

Mon 13/7

12:50 a.m.-5:55 a.m.

Nonstop4h 05m

C$ 297

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Wed 11/3

1:00 p.m.-4:15 p.m.

Nonstop4h 15m

Manila Ninoy Aquino Intl

Fri 20/3

7:00 a.m.-11:55 a.m.

Nonstop3h 55m

C$ 301

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 45 results
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Best time to book a flight from Incheon Intl to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Incheon Intl 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 Incheon Intl Airport to Southeast Asia

What is the cheapest month to book a flight from Incheon Intl Airport to Southeast Asia?

Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of C$ 130). Flying from Incheon Intl Airport to Southeast Asia in January is currently the most expensive (average of C$ 229). 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 ICN to YJX?

Find hourly flight availability from Incheon Intl to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 January 2026.

It’s optimal to fly from Incheon Intl Airport to Southeast Asia in the morning. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from Incheon Intl Airport to Southeast Asia

Explore weekly flight availability from Incheon Intl to Southeast Asia. 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 29 January 2026.

The most flights from ICN to zzYJX are scheduled on a Wednesday (41 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 29 January 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to Southeast Asia, such as Korean Air,Jeju Air, andCebu Pacific. 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.
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,188 reviews
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Jeju Air
7.6
Good
36 reviews
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cebu Pacific
6.8
Okay
206 reviews
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Philippines AirAsia
6.7
Okay
120 reviews
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
VietJet Air
5.5
Fair
159 reviews
Korean Air
8.4
Very good
1,188 reviews
Check prices

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Southeast Asia. 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 Incheon Intl Airport to Southeast Asia?

    Eastar Jet, Jin Air, and Jeju Air can get you from Incheon Intl Airport to Southeast Asia in just under 4h 15m. Your travel time will be generally consistent. The distance between Incheon Intl Airport and Southeast Asia is about 2606 km. Most flights are nonstop.

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

    The cheapest airline one-way is Cebu Pacific, with whom users have recently found tickets for as low as C$ 64. However, be on the lookout for offers from Philippines AirAsia and VietJet Air, as they are both options that can get you from Incheon Intl Airport to Southeast Asia for a low price.

  • What are the most reliable airlines from Incheon Intl Airport to Southeast Asia?

    Consider Air Busan (93%), AIR PREMIA (86%) or Kuwait Airways (86%) when booking your flight. These represent the most reliable airlines when flying from Incheon Intl Airport to Southeast Asia.

  • What are the cheapest flights from Incheon Intl Airport to Southeast Asia?

    The cheapest flight price from Incheon Intl Airport to Southeast Asia is C$ 119. On average you can expect to pay C$ 249. The most popular route, (Incheon Intl - Bangkok Suvarnabhumi), can usually be booked for C$ 460.

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

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

  • How can I find direct flights from Incheon Intl to Southeast Asia?

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

  • Can I find deals for business class flights from Incheon Intl to Southeast Asia?

    Yes. Cheapflights offers flight deals from Incheon Intl to Southeast Asia 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 Incheon Intl Airport to Southeast Asia?

    Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of C$ 130). Flying from Incheon Intl Airport to Southeast Asia in January is currently the most expensive (average of C$ 229). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Incheon Intl to Southeast Asia

Discover the top 8 airlines that operate flights from Incheon Intl to Southeast Asia. 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapestC$ 95AverageC$ 102FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
VietJet AirCheapestC$ 150AverageC$ 253FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Philippines AirAsiaCheapestC$ 165AverageC$ 296FlexibilityNo cancel feeOn-time53%
Search Philippines AirAsia flights
Cebu PacificCheapestC$ 166AverageC$ 298FlexibilityNo cancel feeOn-time64%
Search Cebu Pacific flights
Thai AirAsia XCheapestC$ 180AverageC$ 317FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Vietnam AirlinesCheapestC$ 258AverageC$ 283FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jeju AirCheapestC$ 261AverageC$ 263FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Korean AirCheapestC$ 365AverageC$ 511FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Incheon Intl to Southeast Asia?

When you search for this flight from Incheon Intl to Southeast Asia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Asia from Incheon Intl.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Incheon Intl to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Incheon Intl to Southeast Asia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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