Cheapest Time to Fly to Sofia

Compare the cheapest months to fly from Bangkok to Sofia in THB. See separate one-way and roundtrip fare ranges, sample sizes and current deals.

One way from ฿17,934

Roundtrip from ฿31,295

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Outbound and return flights together in one total fare · Available fares behind the monthly comparison

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Jan 21ThuJan 25Mon

4 nights-1°

Roundtrip fare

฿31,295

Steal

฿36,975-15%฿5,680 below avg

OUT

Turkish Airlines

1 stop

RET

Lufthansa

1 stop

Jan 18MonJan 25Mon

7 nights-1°

Roundtrip fare

฿31,410

Steal

฿36,975-15%฿5,565 below avg

OUT

Turkish Airlines

1 stop

RET

Lufthansa

1 stop

Jan 21ThuJan 26Tue

5 nights-1°

Roundtrip fare

฿31,568

Steal

฿36,975-15%฿5,407 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuFeb 8Mon

18 nights-1°

Roundtrip fare

฿31,579

Steal

฿36,975-15%฿5,396 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuFeb 2Tue

12 nights-1°

Roundtrip fare

฿31,579

Steal

฿36,975-15%฿5,396 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuFeb 3Wed

13 nights-1°

Roundtrip fare

฿31,579

Steal

฿36,975-15%฿5,396 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuJan 24Sun

3 nights-1°

Roundtrip fare

฿31,579

Steal

฿36,975-15%฿5,396 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuFeb 1Mon

11 nights-1°

Roundtrip fare

฿31,603

Steal

฿36,975-15%฿5,372 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuFeb 9Tue

19 nights-1°

Roundtrip fare

฿31,603

Steal

฿36,975-15%฿5,372 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Oct 12MonOct 25Sun

13 nights12°

Roundtrip fare

฿31,605

Steal

฿36,975-15%฿5,370 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Jan 21ThuJan 27Wed

6 nights-1°

Roundtrip fare

฿31,630

Steal

฿36,975-14%฿5,345 below avg

OUT

Turkish Airlines

1 stop

RET

Lufthansa

1 stop

Oct 4SunOct 25Sun

21 nights12°

Roundtrip fare

฿31,631

Steal

฿36,975-14%฿5,344 below avg

OUT

Turkish Airlines

1 stop

RET

Austrian Airlines

1 stop

Monthly fare comparison

Lowest and average fares with sample sizes.

January 2027

563 fares

One way29

Min: ฿18,259
Avg: ฿21,792

Roundtrip534

Min: ฿31,295
Avg: ฿36,929

February 2027

587 fares

One way28

Min: ฿18,380
Avg: ฿19,190

Roundtrip559

Min: ฿31,684
Avg: ฿33,905

March 2027

651 fares

One way31

Min: ฿18,708
Avg: ฿20,440

Roundtrip620

Min: ฿31,643
Avg: ฿35,611

April 2027

21 fares

One way1

Min: ฿20,228
Avg: ฿20,228

Roundtrip20

Min: ฿35,445
Avg: ฿37,124

September 2026

301 fares

One way16

Min: ฿18,370
Avg: ฿19,982

Roundtrip285

Min: ฿32,478
Avg: ฿38,914

October 2026

651 fares

One way31

Min: ฿18,197
Avg: ฿18,350

Roundtrip620

Min: ฿31,605
Avg: ฿36,126

November 2026

609 fares

Lowest min

One way30

Min: ฿17,934
Avg: ฿18,741

Roundtrip579

Min: ฿32,478
Avg: ฿36,791

December 2026

533 fares

One way31

Min: ฿18,288
Avg: ฿19,003

Roundtrip502

Min: ฿33,398
Avg: ฿42,278

How to read the monthly fare data

Compare one-way prices only with the one-way series and roundtrip prices only with the roundtrip series.
Use the fare count to judge how much current evidence sits behind a monthly average.
Treat the lowest fare as an observed option, not a guaranteed future price.
Open a month to compare exact departure dates, airlines, stops and travel time.

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FAQ: Cheapest Time to Fly to Sofia

Which month has the cheapest one-way flights from Bangkok to Sofia?

January currently has the lowest observed one-way fare, from ฿17,934. This compares one-way fares only.

Which month has the cheapest roundtrip flights from Bangkok to Sofia?

January currently has the lowest observed roundtrip fare, from ฿31,295. This compares complete roundtrips only.

How are the cheapest months for Sofia calculated?

We compare current observed fares from Bangkok by departure month. One-way and roundtrip prices stay in separate series, and each monthly table shows its available fare count.

Does the cheapest month guarantee the same price later?

No. It identifies the lowest fare in the current dataset, not a future price guarantee. Confirm the final itinerary total, airports, baggage and availability before booking.

Quick Answers

Which month is cheapest one way?

January currently starts at ฿17,934, the lowest observed one-way fare among the available months.

Which month is cheapest roundtrip?

January currently starts at ฿31,295, the lowest observed complete-roundtrip fare.

What does this comparison include?

Each month shows the lowest and average observed itinerary total plus the number of available fares in that series.

Can one-way and roundtrip prices be compared?

No. They represent different products, so this page keeps their prices, averages and sample sizes separate.

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