Cheap flights from Siem Reap to Hanoi
Cheapest current fares: $85 in August 2026, 888 km direct flight in ~1h 3m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Siem Reap (SAI) to Hanoi (HAN). Refreshed daily.
Siem Reap (SAI) → Hanoi (HAN)
- August 2026 $85
- September 2026 $86
- November 2026 $88
- December 2026 $89
- October 2026 $90
- July 2026 $126
Frequently asked questions
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What is the cheapest month to fly from Siem Reap to Hanoi?
Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Siem Reap (SAI) to Hanoi (HAN), with fares starting from $85.
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What is the lowest current fare from SAI to HAN?
The lowest currently-listed fare from Siem Reap (SAI) to Hanoi (HAN) is $85 on 2026-08-17.
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How long is the flight from Siem Reap to Hanoi?
Direct flights from SAI to HAN cover approximately 888 km (552 miles), with an estimated flight time of 1h 3m. Operating airlines: VJ, VN.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.