Cheap flights from Sofia to Hanoi from $407 SOF → HAN
Sofia Airport (SOF) → Noi Bai International Airport (HAN)
The cheapest return found recently is $871 with Pegasus Airlines, 10 Jan 2027 – 10 Feb 2027, found 5 days ago. The cheapest one-way found recently is $407 with Wizz Air, 27 Jul 2027, found 5 days ago.
- Cheapest one-way found recently
- $407, found 5 days ago
- Cheapest return found recently
- $871, 10 Jan 2027 to 10 Feb 2027
- Cheapest month to fly
- January 2027, return fares from $871 found in the last 7 days
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$871
10 Jan 2027 – 10 Feb 2027 · Pegasus Airlines
Sofia Airport (SOF) → Noi Bai International Airport (HAN)
Leaves 12:55 p.m. · Return leaves 7:05 p.m. · 56 h 25 min of travel, both ways together
out 3 stops, back 2 stops
found 5 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$871 10 Jan 2027 – 10 Feb 2027found 5 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 33 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $802 to $1,087.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 31-night return fares leaving within 3 days of 10 Jan 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 10 Jan 2027 – 10 Feb 2027 | $871 | Pegasus Airlines | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | out 3 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 15 Mar 2027 – 28 Apr 2027 | $963 | Bulgaria Air | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $871.
Airlines on the cheapest dates: Pegasus Airlines, Bulgaria Air.
One-way
The cheapest one-way fare on each of 6 departure dates is usually $506 to $572.
Cheapest one-way found recently
$407
27 Jul 2027 · Wizz Air
Sofia Airport (SOF) → Noi Bai International Airport (HAN)
Leaves 2:45 p.m. · 21 h 35 min trip
2 stops
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$407 27 Jul 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 4 days, 8 Nov to 11 Nov, the cheapest one-way we saw each day was $407.
At $407, the cheapest one-way found recently costs the same.
4 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 6 departure dates from 11 Jul 2027 to 28 Jul 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 2 other departure dates within 3 days of 27 Jul 2027, and none is cheaper.
Every date we hold
6 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 11 Jul 2027 | $584 | Pegasus Airlines | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 3 stops | found 5 days ago | Open this trip |
| 14 Jul 2027 | $499 | Aegean Airlines | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 3 stops | found 5 days ago | Open this trip |
| 23 Jul 2027 | $537 | Air Serbia | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 3 stops | found 5 days ago | Open this trip |
| 24 Jul 2027 | $526 | Pegasus Airlines | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 2 stops | found 5 days ago | Open this trip |
| 27 Jul 2027 | $407 | Wizz Air | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 2 stops | found 5 days ago | Open this trip |
| 28 Jul 2027 | $601 | Pegasus Airlines | Sofia Airport (SOF) → Noi Bai International Airport (HAN) | 2 stops | found 5 days ago | Open this trip |
Airlines on the cheapest dates: Pegasus Airlines, Aegean Airlines, Air Serbia, Wizz Air.
Premium cabin fares from Sofia to Hanoi
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 10 Jan 2027 – 10 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 27 Jul 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Sofia to Hanoi?
Return
The cheapest fares were 60 to 89 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (33 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $845 | $845 | +4% | 8 |
| 60–89 days | $809 | $802 | Cheapest seen | 15 |
| 90–179 days | $862 | $862 | +7% | 14 |
| 180+ days | $963 | $963 | +19% | 8 |
One-way
Not enough history yet: we have 4 days of one-way prices, 8 Nov to 11 Nov, and compare booking times once 3 booking ranges have 7 days each.
Live price for these dates
The cheapest return found recently is for 10 Jan 2027 – 10 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Sofia to Hanoi?
The cheapest return found recently is $871 with Pegasus Airlines, 10 Jan 2027 to 10 Feb 2027, found 5 days ago.
How much is a one-way flight from Sofia to Hanoi?
The cheapest one-way found recently is $407 with Wizz Air, 27 Jul 2027, found 5 days ago. The cheapest one-way fare on each of 6 departure dates is usually $506 to $572.
What is the cheapest month to fly from Sofia to Hanoi?
January 2027 is the cheapest month for a return, from $871, 10 Jan 2027 to 10 Feb 2027, found 5 days ago.
How far ahead should I book a flight from Sofia to Hanoi?
In 33 days of prices between 24 Sept and 11 Nov, return fares were cheapest 60 to 89 days before departure.
How long is the flight from Sofia to Hanoi?
The cheapest one-way found recently, with Wizz Air on 27 Jul 2027, takes 21 h 35 min with 2 stops.
Which airlines have the cheapest flights from Sofia to Hanoi?
Between 11 Jul 2027 and 28 Jul 2027, Pegasus Airlines has the cheapest one-way on 3 of the 6 departure dates we hold, Aegean Airlines on 1 and Air Serbia on 1.
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