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Hanoi

$94+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — HAN
May 24 — May 311
Sun 5/24
Sun 5/31
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 68 days in advance, depart on a Monday or Tuesday and return on a Saturday

Cheap 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 24, 2026.

This Booking.com deal was found by Cheapflights users on 4/23. 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.
Wed 6/108:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Thu 6/1812:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/23$207
This Booking.com deal was found by Cheapflights users on 4/20. 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.
Thu 6/48:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Wed 6/1012:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/20$214
This Jeju Air deal was found by Cheapflights users on 4/23. 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 5/68:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Sun 5/1012:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/23$217
This Booking.com deal was found by Cheapflights users on 4/22. 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 6/68:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Wed 6/1012:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/22$218
This Jeju Air deal was found by Cheapflights users on 4/20. 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.
Thu 6/258:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Sun 6/2812:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/20$219
This Jeju Air deal was found by Cheapflights users on 4/19. 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 6/108:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Sat 6/1312:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/19$222
This Jeju Air deal was found by Cheapflights users on 4/20. 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.
Sat 5/308:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Thu 6/412:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/20$225
This Jeju Air deal was found by Cheapflights users on 4/19. 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 6/248:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Sun 6/2812:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/19$226
This Jeju Air deal was found by Cheapflights users on 4/23. 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.
Tue 5/58:40 pm
ICN
-
HAN
Nonstop5h 05m
Jeju Air
Sun 5/1012:45 am
HAN
-
ICN
Nonstop4h 50m
Jeju Air
Deal found 4/23$227
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Thu 8/206:25 am
ICN
-
HAN
Nonstop4h 30m
Multiple Airlines
Thu 8/2712:20 am
HAN
-
ICN
Nonstop4h 20m
Multiple Airlines
Deal found 4/20$229
This Mytrip deal was found by Cheapflights users on 4/24. 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.
Mon 6/87:20 am
GMP
-
HAN
1 stop7h 55m
Multiple Airlines
Sun 6/141:15 am
HAN
-
GMP
1 stop11h 30m
Multiple Airlines
Deal found 4/24$436
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Thu 6/117:20 am
GMP
-
HAN
2 stops12h 50m
Multiple Airlines
Thu 6/189:00 pm
HAN
-
GMP
2 stops14h 45m
Multiple Airlines
Deal found 4/21$443

Find 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 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$207
(Booking.com)

One-way from

$94
(Booking.com)

Popular in

February

Cheapest in

May

Average price

$263

Good round-trip deal

$190 or less

Good one-way deal

$128 or less
Provider with most accurate pricing for Seoul (SEL)-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Hanoi Noibai flights.
Search Deals
From Seoul (SEL) to Hanoi Noibai
Search Deals
One-way flight from Seoul (SEL) to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Hanoi Noibai.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Hanoi Noibai.
Search Deals

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 24, 2026.
Use the filters below to find and compare flights from Seoul to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Sun 6/28

8:40 pm-11:45 pm

Nonstop5h 05m

Hanoi Noibai

Wed 7/1

12:45 am-7:35 am

Nonstop4h 50m

$246

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 8/24

8:40 pm-11:45 pm

Nonstop5h 05m

Hanoi Noibai

Sat 8/29

12:45 am-7:35 am

Nonstop4h 50m

$251

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Fri 5/8

8:40 pm-11:45 pm

Nonstop5h 05m

Hanoi Noibai

Wed 5/13

12:45 am-7:35 am

Nonstop4h 50m

$256

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 5/11

8:40 pm-11:45 pm

Nonstop5h 05m

Hanoi Noibai

Thu 5/14

12:45 am-7:35 am

Nonstop4h 50m

$260

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Sat 5/23

8:40 pm-11:45 pm

Nonstop5h 05m

Hanoi Noibai

Wed 5/27

12:45 am-7:35 am

Nonstop4h 50m

$269

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 7/6

11:40 pm-1:20 am

1 stop27h 40m

Hanoi Noibai

Sat 7/18

2:50 am-8:45 pm

1 stop15h 55m

$294

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Mon 8/24

2:00 pm-1:50 am

1 stop13h 50m

Hanoi Noibai

Sat 8/29

2:50 am-2:30 pm

1 stop9h 40m

$294

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Thu 8/20

4:45 pm-1:50 am

1 stop11h 05m

Hanoi Noibai

Mon 8/31

2:50 am-12:50 pm

1 stop8h 00m

$294

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Sun 8/2

3:30 pm-1:50 am

1 stop12h 20m

Hanoi Noibai

Sat 8/29

2:50 am-3:45 pm

1 stop10h 55m

$294

IncheonHanoi

ICN - HAN

ICNHAN

Incheon Intl

Thu 7/16

2:00 pm-1:50 am

1 stop13h 50m

Hanoi Noibai

Sun 7/19

2:50 am-3:45 pm

1 stop10h 55m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 39 resultsSorted by cheapest first
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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*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Hanoi flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

Booking 62 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, May is the cheapest month in which you can book a flight from Seoul to Hanoi (average of $182). Flying from Seoul to Hanoi in February is currently the most expensive (average of $429). 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 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seoul to Hanoi as you normally would.

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 24, 2026.

The most flights from SEL to HAN are scheduled on a Wednesday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

How much does it cost to fly round-trip from Seoul to Hanoi?

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 24, 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andVietnam Airlines 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.
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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
1,212 reviews
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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!!
Asiana Airlines
8.0
Very good
519 reviews
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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!!
Vietnam Airlines
7.7
Good
261 reviews
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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
38 reviews
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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
5.6
Fair
165 reviews
Korean Air
8.4
Very good
1,212 reviews

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

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 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 long is the flight from Seoul to Hanoi?

    A quick flight from Seoul to Hanoi can take about 5h 05m. Jeju Air provides one of the quickest options available for as low as $246. Airlines will cover a distance of 1666 mi. This flight may include one or multiple stops.

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

    VietJet Air, at $142, 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 51% 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 $53. However, be on the lookout for offers from VietJet Air and Vietnam Airlines, 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: Jeju Air (96%), Vietnam Airlines (88%), Korean Air( 84%).

  • What are the cheapest flights from Seoul to Hanoi?

    On average you can expect to pay $317 for a flight from Seoul to Hanoi. The cheapest flight overall is $68 while the most popular route, (Seoul Gimpo Intl - Hanoi Noibai) is currently priced at $443.

  • 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, May is the cheapest month in which you can book a flight from Seoul to Hanoi (average of $182). Flying from Seoul to Hanoi in February is currently the most expensive (average of $429). 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$142Average$272FlexibilityNo cancel feeOn-timeN/A
Jeju AirCheapest$148Average$190FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$192Average$294FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$223Average$350FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$259Average$292FlexibilityNo cancel feeOn-time81%

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