Sofia to Bangkok SOF → BKK, DMK
Sofia Airport (SOF) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest return found recently is $705 with Pegasus Airlines, 21 Feb 2027 – 6 Mar 2027, found yesterday. The cheapest one-way found recently is $374 with Ryanair, 25 Jan 2027, found 4 days ago.
Return
The cheapest return fare on each of 10 departure dates is usually $736 to $956.
Cheapest return found recently
$705
21 Feb 2027 – 6 Mar 2027 · Pegasus Airlines
Sofia Airport (SOF) → Don Mueang International Airport (DMK)
Leaves 12:55 p.m. · Return leaves 4:20 a.m. · 53 h 45 min of travel, both ways together
out 2 stops, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$705 21 Feb 2027 – 6 Mar 2027found yesterdaySee prices for these dates
$679 2 Dec – 30 Decfound 6 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $580 to $694.
At $705, the cheapest return found recently is above that range.
25 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 return price?
Compared with the cheapest return fare on each of 10 departure dates from 22 Nov to 1 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?
We hold no other 13-night return fares leaving within 3 days of 21 Feb 2027 to compare.
Every date we hold
15 fares on 10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Nov – 20 Dec | $729 | Pegasus Airlines | Sofia Airport (SOF) → Don Mueang International Airport (DMK) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
| 1 Dec – 23 Dec | $757 | Ryanair | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 2 Dec – 30 Dec | $679 | Pegasus Airlines | Sofia Airport (SOF) → Don Mueang International Airport (DMK) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 25 Dec – 6 Jan 2027 | $1,161 | Sky Express Greece | Sofia Airport (SOF) → Don Mueang International Airport (DMK) | out 3 stops, back 3 stops | found yesterday | See prices for these dates |
| 30 Dec – 6 Jan 2027 | $1,113 | Pegasus Airlines | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 3 stops, back 3 stops | found yesterday | See prices for these dates |
| 1 Jan 2027 – 10 Jan 2027 | $973 | Pegasus Airlines | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 3 stops, back 3 stops | found yesterday | See prices for these dates |
| 3 Jan 2027 – 11 Jan 2027 | $890 | Turkish Airlines | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 3 stops, back 3 stops | found 3 days ago | See prices for these dates |
| 19 Feb 2027 – 7 Mar 2027 | $906 | Sky Express Greece | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
| 21 Feb 2027 – 6 Mar 2027 | $705 | Pegasus Airlines | Sofia Airport (SOF) → Don Mueang International Airport (DMK) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
| 1 Jul 2027 – 11 Jul 2027 | $830 | Sky Express Greece | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $679.
Airlines on the cheapest dates: Pegasus Airlines, Sky Express Greece, Ryanair, Turkish Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $382 to $406.
Cheapest one-way found recently
$374
25 Jan 2027 · Ryanair
Sofia Airport (SOF) → Suvarnabhumi Airport (BKK)
Leaves 1:25 p.m. · 22 h 50 min trip
2 stops
found 4 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$374 25 Jan 2027found 4 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 8 days, 7 Oct to 18 Oct, the cheapest one-way we saw each day was $332 to $434.
8 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 3 departure dates from 22 Jan 2027 to 16 Mar 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 1 other departure date within 3 days of 25 Jan 2027, and it is not cheaper.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Jan 2027 | $390 | Pegasus Airlines | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | 3 stops | found 4 days ago | Open this trip |
| 25 Jan 2027 | $374 | Ryanair | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | 2 stops | found 4 days ago | Open this trip |
| 16 Mar 2027 | $422 | Pegasus Airlines | Sofia Airport (SOF) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $374.
Airlines on the cheapest dates: Pegasus Airlines, Ryanair.
Premium cabin fares from Sofia to Bangkok
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 21 Feb 2027 – 6 Mar 2027 in another cabin: Premium economy · Business · First
Today's prices for 25 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Sofia to Bangkok?
Return
Fares 30 to 59 days before departure were typically 22% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 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 |
|---|---|---|---|---|
| 0–6 days | $778 | $775 | +29% | 12 |
| 14–29 days | $757 | $752 | +25% | 8 |
| 30–59 days | $605 | $580 | Cheapest seen | 25 |
| 60–89 days | $772 | $646 | +28% | 20 |
| 90–179 days | $787 | $646 | +30% | 15 |
| 180+ days | $856 | $830 | +42% | 19 |
One-way
Not enough history yet: in 8 days of one-way prices, 7 Oct to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 21 Feb 2027 – 6 Mar 2027. A live search on this page shows what those dates cost now, for one adult in economy.
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