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$62+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — HAN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Hanoi Noibai are usually found in May or September, booked 80 days in advance, depart on a Friday or Sunday 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 July 30, 2025.

Round-trip from

$148
(Kiwi.com)

One-way from

$62
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$263

Good round-trip deal

$203 or less

Good one-way deal

$77 or less
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. 20% 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 July 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 July 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Fri 9/126:25 amICN - HAN
Nonstop4h 30mVietJet Air
Thu 9/181:40 amHAN - ICN
Nonstop4h 15mVietJet Air
Deal found 7/28$148
This Jeju Air deal was found by Cheapflights users on 7/30. 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.
Fri 9/268:45 pmICN - HAN
Nonstop5h 00mJeju Air
Fri 10/312:45 amHAN - ICN
Nonstop4h 45mJeju Air
Deal found 7/30$172
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:05 pmICN - HAN
Nonstop4h 25mVietnam Airlines
Fri 9/1211:45 pmHAN - ICN
Nonstop4h 05mVietnam Airlines
Deal found 7/30$191
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/23:15 pmICN - HAN
1 stop10h 00mChina Southern
Mon 8/185:45 pmHAN - ICN
1 stop19h 40mChina Southern
Deal found 7/30$192
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Sat 9/132:50 pmICN - HAN
1 stop24h 50mMultiple Airlines
Fri 9/191:40 amHAN - ICN
Nonstop4h 15mMultiple Airlines
Deal found 7/30$198
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:55 pmGMP - HAN
1 stop17h 35mMultiple Airlines
Thu 9/1112:55 amHAN - GMP
1 stop6h 40mMultiple Airlines
Deal found 7/30$227
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:50 amICN - HAN
1 stop27h 25mChina Eastern
Thu 9/42:20 amHAN - ICN
1 stop7h 35mChina Eastern
Deal found 7/29$228
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/92:25 pmGMP - HAN
1 stop23h 30mAir China
Tue 9/161:25 pmHAN - GMP
1 stop21h 40mAir China
Deal found 7/29$348
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/212:00 pmGMP - HAN
1 stop15h 20mChina Eastern
Mon 8/185:15 pmHAN - GMP
1 stop24h 35mChina Eastern
Deal found 7/30$372
This EVA Air deal was found by Cheapflights users on 7/30. 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 9/261:50 pmGMP - HAN
1 stop29h 00mEVA Air
Tue 9/306:00 pmHAN - GMP
1 stop23h 15mEVA Air
Deal found 7/30$449
This Korean Air deal was found by Cheapflights users on 7/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/154:00 pmGMP - HAN
1 stop23h 10mKorean Air
Tue 9/231:20 amHAN - GMP
1 stop17h 00mKorean Air
Deal found 7/29$538

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 July 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 9/12

6:25 am-8:55 am

Nonstop4h 30m

Hanoi Noibai

Thu 9/18

1:40 am-7:55 am

Nonstop4h 15m

$148

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 9/26

8:45 pm-11:45 pm

Nonstop5h 00m

Hanoi Noibai

Fri 10/3

12:45 am-7:30 am

Nonstop4h 45m

$172

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 8/29

6:05 pm-8:30 pm

Nonstop4h 25m

Hanoi Noibai

Fri 9/12

11:45 pm-5:50 am

Nonstop4h 05m

$191

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Tue 8/19

4:45 pm-11:15 pm

1 stop8h 30m

Hanoi Noibai

Thu 8/21

5:45 pm-1:55 pm

1 stop18h 10m

$194

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Sat 9/13

2:50 pm-1:40 pm

1 stop24h 50m

Hanoi Noibai

Fri 9/19

1:40 am-7:55 am

Nonstop4h 15m

$198

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Fri 8/29

6:55 pm-10:30 am

1 stop17h 35m

Hanoi Noibai

Thu 9/11

12:55 am-9:35 am

1 stop6h 40m

$227

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Tue 9/2

6:50 am-8:15 am

1 stop27h 25m

Hanoi Noibai

Thu 9/4

2:20 am-11:55 am

1 stop7h 35m

$228

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Tue 9/9

2:25 pm-11:55 am

1 stop23h 30m

Hanoi Noibai

Tue 9/16

1:25 pm-1:05 pm

1 stop21h 40m

$348

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Fri 9/26

1:50 pm-4:50 pm

1 stop29h 00m

Hanoi Noibai

Tue 9/30

6:00 pm-7:15 pm

1 stop23h 15m

$449

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Mon 9/15

4:00 pm-1:10 pm

1 stop23h 10m

Hanoi Noibai

Tue 9/23

1:20 am-8:20 pm

1 stop17h 00m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 23 results
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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 July 25, 2025.

Booking 80 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 $941). 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 July 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 afternoon 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 July 30, 2025.

The most flights from SEL to HAN are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

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 July 30, 2025.
See what other customers who have flown with EVA Air, Korean Air, and China Southern from Seoul to Hanoi have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,222 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,222 reviews
EVA Air
8.4
Very good
1,222 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,222 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Southern
7.6
Good
104 reviews
EVA Air
8.4
Very good
1,222 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Vietnam Airlines
7.5
Good
196 reviews
EVA Air
8.4
Very good
1,222 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 20 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?

    VietJet Air, at $148, was found to be the cheapest airline from Seoul to Hanoi.Alternate airlines to your destination round-trip include Jeju Air and Vietnam Airlines. You may be able to fly from Seoul to Hanoi for 43% 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 VietJet Air, with whom users have recently found tickets for as low as $62. However, be on the lookout for offers from Jeju 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: Brit Mediterranean (100%), Korean Air (84%), Vietnam Airlines( 80%).

  • What are the cheapest flights from Seoul to Hanoi?

    On average you can expect to pay $576 for a flight from Seoul to Hanoi. The cheapest flight overall is $59 while the most popular route, (Incheon Intl - Hanoi Noibai) is currently priced at $124.

  • 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 $941). 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$148Average$219FlexibilityNo cancel feeOn-timeN/A
VietJet AirCheapest$157Average$245FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$210Average$278FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$227Average$359FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$227Average$321FlexibilityNo cancel feeOn-time76%

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