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 with connecting flights, the median number of stopovers was typically one. 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 approximately 4 hours and 30 minutes, covering a distance of 2684 kilometers. For flights with one stop, the median duration was considerably longer, averaging around 9 hours and 5 minutes. This difference highlights the time-saving benefit of direct routes.

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

Across the trailing quarter, direct flights from Seoul to Hanoi typically commanded a premium of 14% compared to connecting flights. The median price for a direct flight was $209, while connecting flights had a median price of $183. Direct flights constituted a significant portion of the available options, representing about 76.6% of all flights on this route.

Flights From Seoul

To Hanoi

Cheap Flights from Seoul to Hanoi

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 2, 2026.)

Today’s best flight deals from Seoul to Hanoi

Explore current cheapest deals departing from Seoul to Hanoi

2026-09-07 – 2026-09-09
SEL - Hanoi
85% AI deal score
$277
$133
Round trip
2026-09-09 – 2026-09-16
SEL - Hanoi
87% AI deal score
$232
$135
Round trip
2026-09-08 – 2026-09-15
SEL - Hanoi
87% AI deal score
$237
$138
Round trip
2026-09-08 – 2026-09-09
SEL - Hanoi
89% AI deal score
$268
$138
Round trip
2026-09-10 – 2026-09-17
SEL - Hanoi
86% AI deal score
$229
$138
Round trip
2026-09-17 – 2026-09-18
SEL - Hanoi
86% AI deal score
$226
$138
Round trip
2026-09-08 – 2026-09-16
SEL - Hanoi
86% AI deal score
$222
$138
Round trip
2026-09-27 – 2026-09-30
SEL - Hanoi
82% AI deal score
$217
$139
Round trip
2026-09-11 – 2026-09-18
SEL - Hanoi
86% AI deal score
$226
$139
Round trip
2026-09-05 – 2026-09-18
SEL - Hanoi
86% AI deal score
$218
$139
Round trip

Seoul to Hanoi: Overview

Insights for flights from Seoul to Hanoi

For those looking for cheap flights from Seoul to Hanoi, March stands out as the most affordable month, with a median fare of $172. Other cost-effective options include July, with a median of $182, and May, at $194. Planning your trip around these months can lead to more favorable prices.

Fares for flights from Seoul to Hanoi typically range from $177 to $243, with a median price of $213. Right now, current fares are below the typical level, and about 6% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find competitive prices.

When flying from Seoul to Hanoi, almost all itineraries are non-stop, with 77% of recent fares being direct flights. For the remaining itineraries that do include connections, the typical number of stopovers is one.

A typical journey from Seoul to Hanoi takes approximately 5h 0m, including any connections. This duration reflects the overall travel time you can expect for this route.

The distance between Seoul and Hanoi is 2,684 kilometers, classifying this as a medium-haul route. This distance generally means a flight duration of a few hours, making it a manageable journey for travelers.

How much is a round trip from Seoul to Hanoi

Regular price: $182 - $351

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

Regular prices for flights from Seoul to Hanoi typically range from 182 USD to 351 USD. The current lowest deal is 147 USD with Coyne Aviation, for travel from Sep 7-Sep 18.

now $147

Low $182

High $351

The cheapest time to fly from Seoul to Hanoi

The cheapest month to fly from Seoul to Hanoi is March, with a median price of $172. The most expensive month 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

Vietnam Airlines

Last-minute flights going from Seoul to Hanoi

Wed, Sep 2

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

$396

$215

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$277

$147

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$231

$156

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$214

$156

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$252

$163

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$299

$178

One-way

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

4 nights

Sep 3 - Sep 7

$386 → $209

46%

2 nights

Sep 4 - Sep 6

$302 → $154

49%

3 nights

Sep 5 - Sep 8

$282 → $138

51%

4 nights

Sep 5 - Sep 9

$280 → $138

51%

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 deals.

📅 Best time to fly

March is historically the cheapest month to fly.

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

⏱️ Flight duration

Direct flights typically take 5h 0m.

The median flight duration for this medium-haul route is 5h 0m for direct flights.

✈️ Airlines & availability

77% of recent flights are direct.

77% of recent flights on this route are direct, with frequent deals available.

🏆 Airline highlight

Vietnam Airlines offers direct flights.

Vietnam Airlines is one airline offering direct flights from Seoul to Hanoi.

🎯 Booking tip

Consider booking in advance for better prices.

Historically, booking 90 days in advance can help secure better prices for this route.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Fly from Incheon International for a good option to start your journey to Hanoi.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$135

Hanoi main airports to arrive at

Noi Bai International (HAN)

Cheapest

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

📍 ~22 km from Hanoi city center (reachable by various transport options).

💸 Flights from ~$135

Airports nearby Hanoi used as alternative

Cat Bi International (HPH)

Cheapest

Cat Bi International is a useful alternative arrival airport, offering strong road connectivity to Hanoi.

📍 ~105 km from Hanoi (reachable by car)

💸 Flights from ~$186

Business & First Class Flight Deals to Hanoi

Discover luxury on the budget with premium cabin class on flights from Seoul to Hanoi.

Elite

Best Elite deals to Hanoi

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From ICN

Elite

Sep 13

Hanoi, Vietnam

86% AI deal score

$1,203

$455

Save $748

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 14

Hanoi, Vietnam

86% AI deal score

$1,199

$455

Save $744

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Oct 12

Hanoi, Vietnam

86% AI deal score

$1,162

$455

Save $707

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Oct 19

Hanoi, Vietnam

86% AI deal score

$1,166

$456

Save $710

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 13

Hanoi, Vietnam

86% AI deal score

$1,183

$456

Save $727

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 14

Hanoi, Vietnam

86% AI deal score

$1,190

$456

Save $734

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 15

Hanoi, Vietnam

86% AI deal score

$1,188

$456

Save $732

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 26

Hanoi, Vietnam

85% AI deal score

$1,075

$455

Save $620

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 26

Hanoi, Vietnam

85% AI deal score

$1,086

$455

Save $631

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 26

Hanoi, Vietnam

85% AI deal score

$1,130

$455

Save $675

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Sep 15

Hanoi, Vietnam

85% AI deal score

$1,094

$455

Save $639

Arcus-Air Logistic, +1

Business Class

From ICN

Elite

Oct 07

Hanoi, Vietnam

85% AI deal score

$1,105

$455

Save $650

Arcus-Air Logistic, +1

Business Class

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. During this period, the average price was around $200. Booking within 6 days of departure saw a slight increase to an average of $204. For those booking 60 or more days out, the average price was higher, at approximately $219.

Across the trailing quarter, a good price for a flight from Seoul to Hanoi was considered to be $177 or less. The median price for this route was $213. Fares typically ranged up to $243, which represented the 75th percentile of prices observed.

Historically, the cheapest months to fly from Seoul to Hanoi have been March, with a median price of $172, and July, with a median price of $182. May also offered relatively lower prices, with a median of $194. The annual median price for this route was $213.

Seoul to Hanoi: Overview

Insights for flights from Seoul to Hanoi

A typical journey from Seoul to Hanoi takes approximately 5h 0m, including any connections. This duration reflects the overall travel time you can expect for this route.

How much is a round trip from Seoul to Hanoi

Regular price: $182 - $351

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

Regular prices for flights from Seoul to Hanoi typically range from 182 USD to 351 USD. The current lowest deal is 147 USD with Coyne Aviation, for travel from Sep 7-Sep 18.

now $147

Low $182

High $351

The cheapest time to fly from Seoul to Hanoi

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

Vietnam Airlines

Last-minute flights going from Seoul to Hanoi

Wed, Sep 2

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

$396

$215

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$277

$147

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$231

$156

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$214

$156

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$252

$163

One-way

Thu, Sep 3

⌛ Last-Minute

ICN - Hanoi

Seoul (ICN) - Hanoi (HAN)

Centurion Air Cargo

$299

$178

One-way

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

4 nights

Sep 3 - Sep 7

$386 → $209

46%

2 nights

Sep 4 - Sep 6

$302 → $154

49%

3 nights

Sep 5 - Sep 8

$282 → $138

51%

4 nights

Sep 5 - Sep 9

$280 → $138

51%

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 deals.

📅 Best time to fly

March is historically the cheapest month to fly.

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

⏱️ Flight duration

Direct flights typically take 5h 0m.

The median flight duration for this medium-haul route is 5h 0m for direct flights.

✈️ Airlines & availability

77% of recent flights are direct.

77% of recent flights on this route are direct, with frequent deals available.

🏆 Airline highlight

Vietnam Airlines offers direct flights.

Vietnam Airlines is one airline offering direct flights from Seoul to Hanoi.

🎯 Booking tip

Consider booking in advance for better prices.

Historically, booking 90 days in advance can help secure better prices for this route.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Fly from Incheon International for a good option to start your journey to Hanoi.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$135

Hanoi main airports to arrive at

Noi Bai International (HAN)

Cheapest

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

📍 ~22 km from Hanoi city center (reachable by various transport options).

💸 Flights from ~$135

Airports nearby Hanoi used as alternative

Cat Bi International (HPH)

Cheapest

Cat Bi International is a useful alternative arrival airport, offering strong road connectivity to Hanoi.

Hanoi, Vietnam

85% AI deal score

$1,105

$455

Save $650

Arcus-Air Logistic, +1

Business Class

Frequently Asked Questions About Flights to Hanoi

Cheap Flights from Seoul to Hanoi

Today’s best flight deals from Seoul to Hanoi

Seoul to Hanoi: Overview

Insights for flights from Seoul to Hanoi

How much is a round trip from Seoul to Hanoi

The cheapest time to fly from Seoul to Hanoi

Direct flights from Seoul to Hanoi

Last-minute flights going from Seoul to Hanoi

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

Popular Airports to fly from Seoul to Hanoi

Seoul - Hanoi route insights

Recent fares are below the typical level.

March is historically the cheapest month to fly.

Direct flights typically take 5h 0m.

77% of recent flights are direct.

Vietnam Airlines offers direct flights.

Consider booking in advance for better prices.

Seoul main airports to depart from

Hanoi main airports to arrive at

Airports nearby Hanoi used as alternative

Business & First Class Flight Deals to Hanoi

Best Elite deals to Hanoi

Sep 13

Sep 14

Oct 12

Oct 19

Sep 13

Sep 14

Sep 15

Sep 26

Sep 26

Sep 26

Sep 15

Oct 07

Frequently Asked Questions About Flights to Hanoi

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

What's a cheap fare from Seoul to Hanoi?

When is the cheapest time of year to fly from Seoul to Hanoi?

What percentage of Seoul to Hanoi flights are direct?

What's the flight time from Seoul to Hanoi?

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

Related routes

More routes from Seoul

Flights to Hanoi from other cities

Seoul to Hanoi: Overview

Insights for flights from Seoul to Hanoi

How much is a round trip from Seoul to Hanoi

The cheapest time to fly from Seoul to Hanoi

Direct flights from Seoul to Hanoi

Last-minute flights going from Seoul to Hanoi

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

Popular Airports to fly from Seoul to Hanoi

Seoul - Hanoi route insights

Recent fares are below the typical level.

March is historically the cheapest month to fly.

Direct flights typically take 5h 0m.

77% of recent flights are direct.

Vietnam Airlines offers direct flights.

Consider booking in advance for better prices.

Seoul main airports to depart from

Hanoi main airports to arrive at

Airports nearby Hanoi used as alternative

Business & First Class Flight Deals to Hanoi

Best Elite deals to Hanoi

Sep 13

Sep 14

Oct 12

Oct 19

Sep 13

Sep 14

Sep 15

Sep 26

Sep 26

Sep 26

Sep 15

Oct 07

Frequently Asked Questions About Flights to Hanoi

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

What's a cheap fare from Seoul to Hanoi?

When is the cheapest time of year to fly from Seoul to Hanoi?