Cheap flights from Seoul to Hanoi
One-way fares from $91, found recently by travellers. Plus what 5 days in Hanoi costs once you land.
Cheapest dates we found
- 20 Oct2026ICN → HANVietJet Air · Non-stop · 4h 30m$91one way
- 27 Oct2026ICN → HANWE · Non-stop · 5h 5m$92one way
- 26 Mar2027ICN → HANVietJet Air · Non-stop · 5h 5m$93one way
- 19 Oct2026ICN → HANWE · Non-stop · 4h 55m$95one way
- 14 Oct2026ICN → HANJeju Air · Non-stop · 5h 5m$96one way
- 23 Oct2026ICN → HANWE · Non-stop · 4h 55m$96one way
- 17 Oct2026ICN → HANWE · Non-stop · 4h 55m$97one way
- 22 Mar2027ICN → HANVietJet Air · Non-stop · 5h 5m$98one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with VietJet Air, WE, Jeju Air, 9G. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to Hanoi
October to December and March to April. Summers are hot and humid; winters (January to February) are cool and grey.
Money-saving tips for Hanoi
- Use Grab bikes or cars for cheap, fixed-price rides around the city.
- Street-side pho and bun cha are both delicious and very cheap.
- Book Ha Long Bay trips with a reputable operator; the cheapest tours often cut corners.
Questions
How much is a flight from Seoul to Hanoi?
The cheapest one-way fare we found recently was $91 with VietJet Air on 20 Oct 2026. Most of the fares we saw were between $91 and $98 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from Seoul to Hanoi?
The quickest flight in our recent results took 4h 30m non-stop.
Are there direct flights from Seoul to Hanoi?
Yes. VietJet Air, WE, Jeju Air, 9G had non-stop fares in our recent results, from $91.
What is the cheapest month to fly from Seoul to Hanoi?
In our recent results, October had the lowest fare ($91 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in Hanoi?
About $130 for one backpacker, or $710 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $182 per person for a return flight from Seoul.
More flights from Seoul
- Return: Hanoi → Seoul
- Seoul → Bangkok
- Seoul → Chiang Mai
- Seoul → Phuket
- Seoul → Bali
- Seoul → Kuala Lumpur
- Seoul → Penang
- Seoul → Singapore
- Seoul → Ho Chi Minh City
- All flights from Seoul
Fly to Hanoi from
- Bangkok
- Chiang Mai
- Phuket
- Bali
- Kuala Lumpur
- Penang
- Singapore
- Ho Chi Minh City
- Da Nang
- Siem Reap
- Hong Kong
- Taipei
- Tokyo
- Osaka
- Jakarta
- Manila
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.