Siem Reap to Hanoi in December 2026 SAI → HAN
Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN)
For departures in December 2026, the cheapest return found recently is $207 with Vietjet, 19 Dec – 7 Jan 2027, found yesterday. The cheapest one-way found recently is $97 with Vietjet, 23 Dec, found 2 days ago.
Return
In December 2026, the cheapest return fare on each of 3 departure dates is usually $171 to $192. Across all 5 departure dates we hold on this route, it is usually $176 to $207.
Cheapest return found recently
$207
19 Dec – 7 Jan 2027 · Vietjet
Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN)
out nonstop, back nonstop
found yesterday
Cheapest we hold, of any age
$166
11 Dec – 19 Dec · Vietjet
Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN)
out nonstop, back nonstop
found 3 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 11 Dec – 19 Dec | $166 | Vietjet | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 12 Dec – 19 Dec | $176 | Vietjet | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 19 Dec – 7 Jan 2027 | $207 | Vietjet | out nonstop, back nonstop | found yesterday | See prices for these dates |
Every date we hold
3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 11 Dec – 19 Dec | $166 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 12 Dec – 19 Dec | $176 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 19 Dec – 7 Jan 2027 | $207 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | out nonstop, back nonstop | found yesterday | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $166.
One-way
In December 2026, the cheapest one-way fare on each of 11 departure dates is usually $92 to $102. Across all 32 departure dates we hold on this route, it is usually $91 to $107. Of the 4 months with enough one-way fares to compare, December 2026 is usually the most expensive.
Cheapest one-way found recently
$97
23 Dec · Vietjet
Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN)
nonstop
found 2 days ago
Cheapest we hold, of any age
$91
18 Dec · Vietjet
Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN)
nonstop
found 5 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 18 Dec | $91 | Vietjet | nonstop | found 5 days ago | Open this trip |
| 19 Dec | $91 | Vietjet | nonstop | found 5 days ago | Open this trip |
| 20 Dec | $91 | Vietjet | nonstop | found 5 days ago | Open this trip |
| 17 Dec | $92 | Vietjet | nonstop | found 5 days ago | Open this trip |
| 21 Dec | $92 | Vietjet | nonstop | found 5 days ago | Open this trip |
Every date we hold
11 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 8 Dec | $108 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 6 days ago | Open this trip |
| 15 Dec | $96 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 3 days ago | Open this trip |
| 17 Dec | $92 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 5 days ago | Open this trip |
| 18 Dec | $91 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 5 days ago | Open this trip |
| 19 Dec | $91 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 5 days ago | Open this trip |
| 20 Dec | $91 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 5 days ago | Open this trip |
| 21 Dec | $92 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 5 days ago | Open this trip |
| 23 Dec | $97 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 2 days ago | Open this trip |
| 25 Dec | $97 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 4 days ago | Open this trip |
| 27 Dec | $106 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 6 days ago | Open this trip |
| 28 Dec | $121 | Vietjet | Siem Reap International Airport (SAI) → Noi Bai International Airport (HAN) | nonstop | found 6 days ago | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $79.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work