Cheap flights from Hanoi to Seoul

One-way fares from $98 · HAN → SEL · prices found by travellers in the last 48 hours

Compare all dates Seoul → Hanoi
Cheapest fare
$98

Vietjet · Tue, Dec 1

Cheapest month
December

from $98

Direct flights
Yes

Vietjet, Jeju Air and Sun PhuQuoc Airways

Flight time
4h 10m

2,740 km

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Cheapest month to fly from Hanoi to Seoul

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $100
  2. December 2026 Cheapest $98
  3. January 2027 $113
  4. February 2027 $195
  5. March 2027 $116
  6. April 2027 $105

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Vietjet
Depart22:25 Tue, Dec 1HAN → ICN 5h 55m · 1 stop
$98one way, per person
View deal
Vietjet
Depart18:00 Tue, Dec 8HAN → ICN 6h 45m · 1 stop
$105one way, per person
View deal
Jeju Air
Depart01:40 Fri, Dec 18HAN → ICN 4h 25m · Direct
$111one way, per person
View deal
Jeju Air
Depart01:40 Thu, Dec 3HAN → ICN 4h 25m · Direct
$112one way, per person
View deal
Jeju Air
Depart01:40 Thu, Dec 17HAN → ICN 4h 25m · Direct
$112one way, per person
View deal
Vietjet
Depart01:45 Wed, Dec 16HAN → ICN 4h 10m · Direct
$114one way, per person
View deal
Shandong Airlines
Depart02:20 Wed, Dec 9HAN → ICN 4h 45m · 1 stop
$120one way, per person
View deal
Vietjet
Depart01:45 Mon, Dec 14HAN → ICN 4h 10m · Direct
$127one way, per person
View deal
See every date in December 2026 →

Plan the rest of your trip to Seoul

Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Getting around

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About flights from Hanoi to Seoul

Hanoi (HAN) and Seoul (SEL) are about 2,740 km apart. Direct flights take around 4h 10m, and recent direct fares were with Vietjet, Jeju Air and Sun PhuQuoc Airways. Over the next few months, one-way fares start from $98, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Hanoi to Seoul?

The cheapest one-way fare we've seen recently is $98 with Vietjet, departing Tuesday, December 1, 2026. Over the coming months, the lowest fare in each month ranges from $98 to $195.

What is the cheapest month to fly from Hanoi to Seoul?

December 2026 currently has the lowest fares, from $98 one way.

Are there direct flights from Hanoi to Seoul?

Yes. Recent direct fares were with Vietjet, Jeju Air and Sun PhuQuoc Airways.

How long is the flight from Hanoi to Seoul?

A direct flight takes about 4h 10m. Hanoi and Seoul are around 2,740 km apart.

Which airlines fly from Hanoi to Seoul?

Recent fares on this route were with Vietravel Airlines, Vietjet, Shandong Airlines, HK Express, Jeju Air and Sun PhuQuoc Airways.

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