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Not ready to book? to track prices.Find the cheapest flights from Seoul to Hanoi
Cheap round-trip flights
Cheap one-way flights
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Korean Air flights from Seoul to Hanoi
Our best Korean Air deals on Seoul to Hanoi flight tickets
Jeju Air flights from Seoul to Hanoi
Our best Jeju Air deals on Seoul to Hanoi flight tickets
See travel insights to Hanoi from
How to get the cheapest flight ticket from Seoul to Hanoi
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Seoul and Hanoi?
What is the cheapest month to fly to Hanoi?
The cheapest month to fly to Hanoi from Seoul is in May. Flight prices, which tend to average around $223, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in May, then June is your next best option. Flight prices from Seoul to Hanoi during June average around $226.
What is the cheapest day to depart on your flight to Hanoi?
According to our data, Sunday is the cheapest day to fly to Hanoi from Seoul. The lowest ticket price found for a Sunday departure recently was $274. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Saturday is $313.
What is the cheapest time of day to depart on your flight to Hanoi?
Our most recent data shows that the best time of day to fly to Hanoi is in the morning. Flights from Seoul to Hanoi during this time can be as low as $282. Try not to purchase tickets in the afternoon because they tend to be around $327. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Seoul to Hanoi Noibai flight route?
Fly from Incheon Intl to Hanoi Noibai for the best Seoul - Hanoi Noibai flight prices
How far in advance should I book a flight to Hanoi?
You are more likely to see cheaper flights to Hanoi from Seoul when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $262 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Seoul for as low as $237 on momondo.
What cabin class options are available on Seoul to Hanoi Noibai flights?
There are 3 cabin classes available to choose from on Seoul to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seoul to Hanoi Noibai?
VietJet Air, Jeju Air, and Vietnam Airlines are the most popular carriers operating from Seoul to Hanoi Noibai
What airlines fly to Hanoi?
VietJet Air, Asiana Airlines and Vietnam Airlines are the top three most popular airlines that fly to Hanoi from Seoul according to our data. VietJet Air is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 5 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seoul to Hanoi on average per day?
The number of flights available between Seoul and Hanoi is 19 per day as of April 2025. The most frequent departure time is 6:00PM, with 50% of daily flights leaving at noon.
How many flights depart from Seoul to Hanoi on average per week?
As of April 2025, 138 flights take off from Seoul and land in Hanoi each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.
When to book flights from Seoul to Hanoi
Cheap Seoul to Hanoi (SEL to HAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seoul to Hanoi
How far is Seoul to Hanoi Noibai by plane?
Hanoi Noibai is 1703.7 mi away from Seoul. 4h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Seoul to Hanoi Noibai Airport?
Prices for flights from Seoul to Hanoi Noibai Airport are updated daily.
How many operators does momondo search for flights from Seoul to Hanoi Noibai Airport?
There are 5 operators available for flights from Seoul to Hanoi Noibai Airport as of April 2025.
How old do you have to be to fly from Seoul to Hanoi Noibai Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The necessary travel and health documents for your Hanoi Noibai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seoul to Hanoi?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seoul to Hanoi is Airbus A321-100/200 (19.28% of total bookings). The next most popular plane models are Airbus A350-900 (12.94%), Boeing 737-800 (12.60%), and Airbus A330-300 (10.39%).
What is the most popular airline from Seoul to Hanoi?
Based on momondo bookings for flights between Seoul and Hanoi, the leading airline is VietJet Air, making up 42% of the total bookings. Other popular airlines include Vietnam Airlines with 24%, Asiana Airlines with 18%, and Korean Air with 10%.
Best airlines flying from Seoul to Hanoi
Compare and see reviews for airlines that fly from Seoul to Hanoi with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $146 | Free Cancellation | Rating 5.6 137 reviews | |||
| PriceFrom $164 | Free Cancellation | Rating 7.6 30 reviews | |||
| PriceFrom $214 | Free Cancellation | Rating 7.6 192 reviews | |||
| PriceFrom $227 | Free Cancellation | Rating 8.2 438 reviews | |||
| PriceFrom $242 | Free Cancellation | Rating 8.4 1,052 reviews |
Korean Air Flights From Seoul to Hanoi
Korean Air is one of the most popular airlines flying from Seoul to Hanoi, operating 29 flights/week on average for this route. A good Korean Air flight deal for Seoul to Hanoi starts from $242 round-trip, up to an average price of $329. Our users have rated Korean Air at 8.4/10.
Asiana Airlines Flights From Seoul to Hanoi
The best Asiana Airlines deal for Seoul to Hanoi flight tickets found on momondo in the last 72 hours was $227, round-trip. It should be noted that an average Asiana Airlines flight deal for this route in this time was higher, at $302 round-trip. Asiana Airlines operates 11 flights out of Seoul into Hanoi in an average week, so prices vary by time and availability. 438 Asiana Airlines reviews by users on momondo have scored the airline at 8.2/10.
Why use momondo?
Why should I use momondo to find a flight deal from Seoul to Hanoi?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Hanoi. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seoul to Hanoi with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seoul to Hanoi flights to just show those with flexible booking policies.
How can momondo help me find flights from Seoul to Hanoi?
momondo provides multiple filters to help you find the best flight to Hanoi from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seoul to Hanoi right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Hanoi, momondo offers a useful price alert feature which will track prices for flights to Hanoi from Seoul and alert you when they change.