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$79+ Cheap flights from Seoul (SEL) to Hanoi (HAN)

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — HAN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Hanoi Noibai are usually found in May or June, booked 31 days in advance, depart on a Sunday or Friday and return on a Thursday

Cheap flight deals from Seoul to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$156
(Jeju Air)

One-way from

$79
(Jeju Air)

Popular in

January

Cheapest in

May

Average price

$240

Good round-trip deal

$181 or less

Good one-way deal

$74 or less
Provider with most accurate pricing for Seoul (SEL)-Hanoi Noibai flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Hanoi Noibai flights.
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From Seoul (SEL) to Hanoi Noibai
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One-way flight from Seoul (SEL) to Hanoi Noibai
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Highest demand for flights based on searches. 19% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Hanoi Noibai.
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Price to beat on a one-way flight from Seoul (SEL) to Hanoi Noibai.
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Find flight deals from Seoul to Hanoi

Cheapest flights from Seoul to Hanoi
Explore the most affordable flight options available from Seoul to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Jeju Air deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:45 pmICN - HAN
Nonstop5h 00mJeju Air
Fri 5/2312:45 amHAN - ICN
Nonstop4h 45mJeju Air
Deal found 4/29$156
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:25 amICN - HAN
Nonstop4h 30mVietJet Air
Mon 5/1911:15 pmHAN - ICN
Nonstop4h 15mVietJet Air
Deal found 4/29$170
This Booking.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:45 pmICN - HAN
Nonstop5h 00mMultiple Airlines
Thu 9/1111:15 pmHAN - ICN
Nonstop4h 15mMultiple Airlines
Deal found 4/27$185
This Trip.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:05 pmICN - HAN
Nonstop4h 25mVietnam Airlines
Thu 9/114:30 pmHAN - ICN
1 stop10h 00mVietnam Airlines
Deal found 4/27$198
This Gotogate deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/94:45 pmICN - HAN
1 stop20h 00mChina Southern
Tue 6/311:45 amHAN - ICN
1 stop24h 10mChina Southern
Deal found 4/29$202
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/132:40 pmICN - HAN
1 stop12h 30mShenzhen Airlines
Mon 5/192:10 amHAN - ICN
1 stop9h 30mShenzhen Airlines
Deal found 4/28$227
This Asiana Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/99:15 amICN - HAN
Nonstop5h 00mAsiana Airlines
Sun 5/1111:30 pmHAN - ICN
Nonstop4h 20mAsiana Airlines
Deal found 4/28$246
This OneTravel deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/114:35 pmICN - HAN
1 stop10h 45mChina Eastern
Tue 6/172:20 amHAN - ICN
1 stop9h 10mChina Eastern
Deal found 4/28$249
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:15 amGMP - HAN
1 stop8h 55mMultiple Airlines
Mon 5/191:20 amHAN - GMP
1 stop11h 15mMultiple Airlines
Deal found 4/28$294
This OneTravel deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/82:25 pmGMP - HAN
1 stop23h 30mAir China
Thu 5/151:25 pmHAN - GMP
1 stop21h 40mAir China
Deal found 4/29$302
This Cathay Pacific deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/298:05 pmICN - HAN
1 stop24h 00mCathay Pacific
Fri 5/210:55 amHAN - ICN
1 stop8h 15mCathay Pacific
Deal found 4/29$308
This EVA Air deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/201:50 pmGMP - HAN
1 stop29h 00mEVA Air
Mon 6/2312:05 pmHAN - GMP
1 stop28h 05mEVA Air
Deal found 4/29$380

Cheapflights Fare Finder

Customize your flight search to find flights from Seoul to Hanoi 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 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Seoul to Hanoi that are best for you.

Fly from

Seoul

Fly to

Hanoi

Route

Depart

Return

Price

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 5/9

8:45 pm-11:45 pm

Nonstop5h 00m

Hanoi Noibai

Sat 5/17

12:45 am-7:30 am

Nonstop4h 45m

$156

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 5/9

6:25 am-8:55 am

Nonstop4h 30m

Hanoi Noibai

Mon 5/19

11:15 pm-5:30 am

Nonstop4h 15m

$170

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 9/8

8:45 pm-11:45 pm

Nonstop5h 00m

Hanoi Noibai

Thu 9/11

11:15 pm-5:30 am

Nonstop4h 15m

$185

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 9/8

6:05 pm-8:30 pm

Nonstop4h 25m

Hanoi Noibai

Thu 9/11

4:30 pm-4:30 am

1 stop10h 00m

$198

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 5/9

4:45 pm-10:45 am

1 stop20h 00m

Hanoi Noibai

Tue 6/3

11:45 am-1:55 pm

1 stop24h 10m

$202

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Tue 5/13

2:40 pm-1:10 am

1 stop12h 30m

Hanoi Noibai

Mon 5/19

2:10 am-1:40 pm

1 stop9h 30m

$227

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 5/9

9:15 am-12:15 pm

Nonstop5h 00m

Hanoi Noibai

Sun 5/11

11:30 pm-5:50 am

Nonstop4h 20m

$246

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 5/12

6:50 am-4:30 pm

1 stop11h 40m

Hanoi Noibai

Fri 5/16

5:15 pm-1:15 pm

2 stops18h 00m

$248

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Tue 5/13

6:15 am-1:10 pm

1 stop8h 55m

Hanoi Noibai

Mon 5/19

1:20 am-2:35 pm

1 stop11h 15m

$294

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Tue 6/3

2:25 pm-11:55 am

1 stop23h 30m

Hanoi Noibai

Sat 6/7

1:25 pm-1:05 pm

1 stop21h 40m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 31 results
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Compare providers for flights from Seoul to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Hanoi in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Hanoi flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seoul-Hanoi flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seoul-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Hanoi flights, Cheapflights users trust OneTravel the most. OneTravel has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Seoul 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 Seoul to Hanoi

How far ahead should I book a flight from Seoul to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Hanoi. Price data was last updated on April 25, 2025.

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul to Hanoi. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seoul to Hanoi?

Currently, September is the cheapest month in which you can book a flight from Seoul to Hanoi (average of $975). Flying from Seoul to Hanoi in December is currently the most expensive (average of $1,618). 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 SEL to HAN?

Find hourly flight availability from Seoul to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

One of the essential ways to save on airfare from Seoul to Hanoi is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Weekly flight availability from Seoul to Hanoi

Explore weekly flight availability from Seoul to Hanoi. 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 April 30, 2025.

The most flights from SEL to HAN are scheduled on a Monday (20 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Hanoi by month

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

In terms of precipitation, rainfall in Hanoi ranges from 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.

Temperature in Hanoi by month

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

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated April 30, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Seoul to Hanoi to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,186 reviews

Boarding

8.4

Food

8.1

Comfort

8.3

Crew

8.6

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Boarding

8.4

Food

8.1

Comfort

8.3

Crew

8.6

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Boarding

8.4

Food

8.1

Comfort

8.3

Crew

8.6

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,186 reviews

Boarding

8.4

Food

8.1

Comfort

8.3

Crew

8.6

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,186 reviews

Boarding

8.4

Food

8.1

Comfort

8.3

Crew

8.6

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Related info for your journey

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

  • What airport do you fly into for flights to Hanoi from Seoul?

    If you book a flight to Hanoi from Seoul, you will be flying to Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 18 flights from Seoul to Noibai per day from 5 different airlines.

  • How popular is this Seoul to Hanoi flight route?

    Within the past month, 48 users have taken a look at flights from Seoul to Hanoi Noibai.

  • What are the cheapest airlines flying from Seoul to Hanoi round-trip?

    Jeju Air, at $156, was found to be the cheapest airline from Seoul to Hanoi.Alternate airlines to your destination round-trip include VietJet Air and Vietnam Airlines. You may be able to fly from Seoul to Hanoi for 42% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seoul to Hanoi one-way?

    The cheapest airline one-way is Jeju Air, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from VietJet Air and China Southern, as they are both options that can get you from Seoul to Hanoi for a low price.

  • What are the most reliable airlines from Seoul to Hanoi?

    Before booking your flight to Hanoi from Seoul, check out the most reliable airlines to get you to your destination on time: Atlas Air (100%), Brit Mediterranean (82%), Korean Air( 78%).

  • What are the cheapest flights from Seoul to Hanoi?

    On average you can expect to pay $432 for a flight from Seoul to Hanoi. The cheapest flight overall is $53 while the most popular route, (Seoul Gimpo Intl - Hanoi Noibai) is currently priced at $265.

  • Can I find deals for flights from Seoul to Hanoi that include hotel bookings?

    Yes. In addition to deals on Seoul to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Hanoi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Hanoi.

  • Can I find deals for business class flights from Seoul to Hanoi?

    Yes. Cheapflights offers flight deals from Seoul to Hanoi 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 Seoul to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Seoul to Hanoi (average of $975). Flying from Seoul to Hanoi in December is currently the most expensive (average of $1,618). 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

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

Top 5 airlines flying from Seoul to Hanoi

Discover the top 5 airlines that operate flights from Seoul to Hanoi. 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 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$146Average$234FlexibilityNo cancel feeOn-timeN/A
Jeju AirCheapest$157Average$225FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$209Average$290FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$227Average$299FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$238Average$348FlexibilityNo cancel feeOn-time81%

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