$386 Cheap Flights from Seoul (ICN) to Bucharest (OTP)

View $386 flight on Tue, Mar 24, 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Henri Coanda Intl. Airport (OTP)

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Cheap Flights from Seoul to Bucharest (ICN-OTP)

Prices were available within the past 7 days and start at $386 for one-way flights and $717 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Sat, Sep 5 - Wed, Sep 23
ICN
Seoul
OTP
Bucharest
$717 Roundtrip, found 5 days ago
$717
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Sat, Sep 5 from Seoul to Bucharest, returning Wed, Sep 23, priced at $717 found 5 days ago
Etihad Airways
Mon, Sep 7 - Wed, Sep 23
ICN
Seoul
OTP
Bucharest
$731 Roundtrip, found 5 days ago
$731
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Mon, Sep 7 from Seoul to Bucharest, returning Wed, Sep 23, priced at $731 found 5 days ago
Etihad Airways
Sat, Sep 5 - Sun, Sep 20
ICN
Seoul
OTP
Bucharest
$745 Roundtrip, found 5 days ago
$745
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Sat, Sep 5 from Seoul to Bucharest, returning Sun, Sep 20, priced at $745 found 5 days ago
Etihad Airways
Sat, Sep 12 - Sun, Sep 27
ICN
Seoul
OTP
Bucharest
$748 Roundtrip, found 5 days ago
$748
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Sat, Sep 12 from Seoul to Bucharest, returning Sun, Sep 27, priced at $748 found 5 days ago
Etihad Airways
Mon, Sep 7 - Sun, Sep 20
ICN
Seoul
OTP
Bucharest
$759 Roundtrip, found 5 days ago
$759
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Mon, Sep 7 from Seoul to Bucharest, returning Sun, Sep 20, priced at $759 found 5 days ago
Etihad Airways
Mon, Sep 28 - Fri, Oct 16
ICN
Seoul
OTP
Bucharest
$762 Roundtrip, found 5 days ago
$762
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Mon, Sep 28 from Seoul to Bucharest, returning Fri, Oct 16, priced at $762 found 5 days ago
LOT-Polish Airlines
Mon, May 18 - Tue, Jun 2
ICN
Seoul
OTP
Bucharest
$774 Roundtrip, found 4 days ago
$774
Roundtrip
found 4 days ago
Select LOT-Polish Airlines flight, departing Mon, May 18 from Seoul to Bucharest, returning Tue, Jun 2, priced at $774 found 4 days ago
Qatar Airways
Thu, May 21 - Thu, Jun 11
ICN
Seoul
OTP
Bucharest
$795 Roundtrip, found 4 days ago
$795
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Thu, May 21 from Seoul to Bucharest, returning Thu, Jun 11, priced at $795 found 4 days ago
Asiana Airlines
Fri, May 15 - Mon, May 25
ICN
Seoul
OTP
Bucharest
$798 Roundtrip, found 1 day ago
$798
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Fri, May 15 from Seoul to Bucharest, returning Mon, May 25, priced at $798 found 1 day ago
Lufthansa
Wed, Apr 1 - Sat, Apr 18
ICN
Seoul
OTP
Bucharest
$819 Roundtrip, found 4 days ago
$819
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Apr 1 from Seoul to Bucharest, returning Sat, Apr 18, priced at $819 found 4 days ago
Flights from Seoul (ICN) to Bucharest (OTP)
Origin airport
Incheon Intl.
Destination airport
Henri Coanda Intl.
Airlines serving
Cathay Pacific, Emirates, KLM, LOT-Polish Airlines, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines
Roundtrip price
$716
Distance
4907 mi

Seoul to Bucharest Flights

The cheapest times to fly from Seoul to Bucharest

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Bucharest are during the month of September. You can find some of the cheapest flights from Seoul to Bucharest with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Bucharest

Sunday is one of the best days to book for cheap flights from Seoul to Bucharest: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Bucharest

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Bucharest in 2026. You can also book with separate airlines for your outbound and return journeys, from $386 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Bucharest flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Bucharest airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) cost?
You can find cheap one-way flights from $386 and cheap return flights from $717 Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) with Expedia. Return flights often range between $1027 and $5249. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The cheapest month to fly from ICN to OTP is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Enter ICN to OTP and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Singapore Airlines is one of the cheapest airlines offering connecting flights from Incheon Intl. (ICN) to Henri Coanda Intl. (OTP), with round-trip tickets starting from around $1,411.42 with a layover in Changi (SIN). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
To find a cheap flight from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The earliest flight from Incheon International Airport (ICN) to Henri Coanda International Airport (OTP) generally leaves at around 12:10 AM, operated by Malaysia Airlines and Turkish Airlines. An early flight like this can help you make the most of your time in Bucharest. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
You'll usually find the most flights from Incheon Intl. (ICN) to Henri Coanda Intl. (OTP) on a Wednesday, with around 34 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Asiana Airlines, EVA Airways, and Cathay Pacific.
What are the most popular departure times for flights from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The most popular departure times for flights from Seoul (ICN) to Bucharest (OTP) are from 9pm to midnight. About 42% of passengers prefer this time window. Many major carriers, including Turkish Airlines, KLM and Finnair, offer flights during this window. This timing is popular as it allows travelers to maximize their time in Seoul before departure.
How long does it take to fly from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
A flight from ICN to OTP with a layover takes around 21 hours, with the route covering approximately 4,909 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Business class is available on flights from ICN to OTP. Airlines that offer business class service on this route include:

  • Turkish Airlines
  • Lufthansa
  • Qatar Airways
  • KLM

How do I earn miles on a Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight with Expedia?
It's easy to earn miles on a Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Bucharest from Incheon Intl. (ICN)?
From Incheon Intl. (ICN), you can fly into Henri Coanda Intl. (OTP) to reach Bucharest. Some flights may connect through major hubs like Hong Kong Intl. (HKG), Schiphol (AMS), Suvarnabhumi Intl. (BKK) before reaching Bucharest. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) at the last minute?
Typically, booking a last minute flight from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight and hotel package?
Securing a Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) Bucharest Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
If you booked your Seoul (ICN-Incheon Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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