What percentage of Seoul to Hanoi flights are direct?

In the trailing 90 days, approximately 77% of flights from Seoul to Hanoi were direct. For travelers opting for connecting flights, the median number of stopovers was 1. This indicates a strong prevalence of non-stop options for this route.

What's the flight time from Seoul to Hanoi?

The typical direct flight time from Seoul to Hanoi is 4 hours and 30 minutes, covering a distance of 2684 kilometers. For flights with one stop, the median duration extends to 9 hours and 5 minutes. This represents a significant difference in travel time between direct and connecting options.

Are non-stop flights from Seoul to Hanoi worth the extra cost?

Historically, direct flights from Seoul to Hanoi have a median price of $209, while connecting flights have a median price of $183. This indicates a premium of 14% for non-stop options. Direct flights also represent a significant share of the market, accounting for 76.6% of all flights on this route over a 90-day period.

Flights From Seoul

To Hanoi

Cheap Flights from Seoul to Hanoi

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Prices updated 2 days ago

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Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Seoul to Hanoi

Explore current cheapest deals departing from Seoul to Hanoi

2026-11-17 – 2026-11-25
SEL - Hanoi
67% AI deal score
$199
$183
Round trip
2026-10-05 – 2026-10-15
SEL - Hanoi
68% AI deal score
$175
$188
Round trip
2026-10-05 – 2026-10-08
SEL - Hanoi
70% AI deal score
$198
$188
Round trip
2026-10-12 – 2026-10-15
SEL - Hanoi
71% AI deal score
$200
$188
Round trip
2026-11-22 – 2026-11-27
SEL - Hanoi
72% AI deal score
$208
$188
Round trip
2026-11-01 – 2026-11-27
SEL - Hanoi
68% AI deal score
$174
$188
Round trip
2026-11-08 – 2026-11-26
SEL - Hanoi
68% AI deal score
$178
$188
Round trip
2026-11-08 – 2026-11-18
SEL - Hanoi
69% AI deal score
$188
$188
Round trip
2026-11-01 – 2026-11-19
SEL - Hanoi
68% AI deal score
$175
$188
Round trip
2026-11-02 – 2026-11-05
SEL - Hanoi
71% AI deal score
$202
$188
Round trip

Seoul to Hanoi: Overview

Insights for flights from Seoul to Hanoi

March is typically the most affordable month to find cheap flights from Seoul to Hanoi, with a median fare of $172. Following closely, July offers a median fare of $182, and May presents another good option with a median fare of $194. These months represent the best opportunities for travelers to secure more economical prices for this route.

Right now, fares for flights from Seoul to Hanoi typically range from $177–$243, with a median of $213. Currently, prices are below the typical level for this route. Approximately 6% of recent fares have been classified as a good price, indicating that finding a particularly low fare can be challenging but is possible.

When considering flights from Seoul to Hanoi, you'll find that almost all itineraries are non-stop, with direct flights from Seoul to Hanoi making up 77% of recent fares. For the remaining itineraries that do include connections, the typical number of stopovers is 1. This high share of direct flights offers convenience and reduces overall travel time.

A typical journey from Seoul to Hanoi takes approximately 5h 0m, including any connections. This duration accounts for the overall travel time you can expect when flying this route, whether you choose a direct flight or an itinerary with a single stopover.

The distance between Seoul and Hanoi is 2684 kilometers, classifying this as a medium-haul route. This distance typically translates to a flight experience that balances comfort with efficiency, making it a manageable journey for most travelers.

How much is a round trip from Seoul to Hanoi

Regular price: $165 - $298

Prices for flights from Seoul to Hanoi are currently within the regular range.

The regular price range for flights from Seoul to Hanoi is between $165 and $298. The current lowest deal is $182 with Vietjet Air, for travel from Nov 17-Nov 25.

now $182

Low $165

High $298

The cheapest time to fly from Seoul to Hanoi

Flights from Seoul to Hanoi are cheapest in March, with a median price of $172. The most expensive month to fly is February, with a median price of $285. Prices are generally lower from March to October.

March

Cheapest

Flights from $172

February

Most Expensive

Flights from $285

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seoul to Hanoi

Coyne Aviation

Last-minute flights going from Seoul to Hanoi

Sat, Aug 1

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

2GO

$359

$302

One-way

Wed, Aug 5

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$345

$242

One-way

Thu, Aug 6

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Coyne Aviation

$345

$252

One-way

Mon, Aug 10

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$315

$217

One-way

Mon, Aug 10

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Coyne Aviation

$315

$251

One-way

Tue, Aug 11

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Vietjet Air

$311

$254

One-way

Biggest price drops on these dates for flights from Seoul to Hanoi

4 nights

Aug 5 - Aug 9

$345 → $242

30%

4 nights

Aug 10 - Aug 14

$315 → $217

31%

3 nights

Aug 6 - Aug 9

$345 → $252

27%

1 night

Dec 15 - Dec 16

$273 → $190

31%

Popular Airports to fly from Seoul to Hanoi

Seoul - Hanoi route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Seoul to Hanoi are below the typical level, with 6% considered good prices.

📅 Best time to fly

March is historically the cheapest month to fly

Historically, March is the cheapest month to fly from Seoul to Hanoi, with a median price of $172.

⏱️ Flight duration

Direct flights take 5h 0m

The median flight duration for this route is 5h 0m, classifying it as a medium-haul flight.

✈️ Airlines & availability

77% of flights are direct

Historically, 77% of flights on this route are direct, with connecting flights typically having 1 stopover.

🏆 Airline highlight

Coyne Aviation offers direct flights

Coyne Aviation is one of the airlines that offers direct flights from Seoul to Hanoi.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Seoul to Hanoi are frequent, appearing often within a 30-day window.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Fly from Incheon International for a wide selection of flights from Seoul to Hanoi.

📍 ~55 km from city center (reachable by car or train)

💸 Flights from ~$214

Hanoi main airports to arrive at

Noi Bai International (HAN)

Cheapest

Noi Bai International Airport is a good arrival choice for flights from Seoul to Hanoi.

📍 ~30 km from Hanoi city center (reachable by car)

💸 Flights from ~$214

Airports nearby Hanoi used as alternative

Cat Bi International (HPH)

Cheapest

Consider Cat Bi International as a closer alternative to Hanoi, especially with its modern high-speed expressway connection.

📍 ~100 km from Hanoi (reachable by car)

💸 Flights from ~$251

Business & First Class Flight Deals to Hanoi

86% AI deal score

$1,159

$668

Save $491

Frequently Asked Questions About Flights to Hanoi

Historically, the optimal booking window for flights from Seoul to Hanoi is typically 7-13 days before departure. Within this period, the average price observed was $200. Booking within 0-6 days of departure saw a slightly higher average price of $204, while booking 60+ days out resulted in an average price of $219. These trends were observed across a 90-day window.

Across the trailing quarter, a good price for a flight from Seoul to Hanoi is considered to be $177 or less. The median price for this route was $213. Prices typically ranged up to $243, representing the 75th percentile of fares observed over a 90-day period.

Historically, the cheapest months to fly from Seoul to Hanoi include March, with a median price of $172, and July, with a median price of $182. May also offered competitive fares, with a median price of $194. The annual median price for this route was $213, based on data from a 270-day window.

Seoul to Hanoi: Overview