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Cheap flights from Bucharest to Bangkok from €321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to Bangkok departing on 26/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Bucharest to Bangkok

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 - 10:20
OTP
-
BKK
20h 10m
2 stops
Multiple Airlines Logo
08:55 - 13:05
BKK
-
OTP
32h 10m
2 stops
€626Multiple Airlines
Fri, 15 May - Sun, 24 May
Multiple Airlines Logo
13:30 - 00:25
OTP
-
BKK
30h 55m
3 stops
Multiple Airlines Logo
21:00 - 19:05
BKK
-
OTP
26h 05m
2 stops
€630Multiple Airlines
Fri, 15 May - Sun, 24 May
Etihad Airways Logo
19:15 - 11:50
OTP
-
BKK
12h 35m
1 stop
Etihad Airways Logo
15:05 - 18:10
BKK
-
OTP
31h 05m
1 stop
€639Etihad Airways
Mon, 21 Sep - Sat, 3 Oct
KLM Logo
07:05 - 09:30
OTP
-
BKK
22h 25m
1 stop
KLM Logo
12:05 - 00:55
BKK
-
OTP
16h 50m
1 stop
€656KLM
Wed, 3 Jun - Thu, 11 Jun
KLM Logo
07:05 - 09:30
OTP
-
BKK
22h 25m
1 stop
KLM Logo
12:05 - 17:20
BKK
-
OTP
33h 15m
1 stop
€657KLM
Wed, 3 Jun - Thu, 11 Jun
KLM Logo
14:00 - 09:30
OTP
-
BKK
15h 30m
1 stop
KLM Logo
12:05 - 13:00
BKK
-
OTP
28h 55m
1 stop
€658KLM
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
14:00 - 09:30
OTP
-
BKK
15h 30m
1 stop
Multiple Airlines Logo
11:25 - 12:45
BKK
-
OTP
29h 20m
1 stop
€658Multiple Airlines
Wed, 3 Jun - Thu, 11 Jun
Multiple Airlines Logo
14:00 - 09:30
OTP
-
BKK
15h 30m
1 stop
Multiple Airlines Logo
11:25 - 12:45
BKK
-
OTP
29h 20m
1 stop
€669Multiple Airlines
Sat, 6 Jun - Wed, 24 Jun
Multiple Airlines Logo
21:10 - 09:45
OTP
-
BKK
32h 35m
2 stops
Multiple Airlines Logo
20:15 - 12:00
BKK
-
OTP
19h 45m
2 stops
€671Multiple Airlines
Sat, 20 Jun - Sat, 4 Jul
Multiple Airlines Logo
21:10 - 09:45
OTP
-
BKK
32h 35m
2 stops
Multiple Airlines Logo
20:15 - 12:00
BKK
-
OTP
19h 45m
2 stops
€676Multiple Airlines
Sat, 20 Jun - Sat, 4 Jul

KLM flights from Bucharest to Bangkok Suvarnabhumi Airport

Our best KLM deals on Bucharest to Bangkok Suvarnabhumi Airport flight tickets
KLM
3 Jun
OTP07:05Bucharest Otopeni Intl
22h 25m
1 stop
BKK09:30Bangkok Suvarnabhumi
11 Jun
BKK12:05Bangkok Suvarnabhumi
16h 50m
1 stop
OTP00:55Bucharest Otopeni Intl
€656
KLM
3 Jun
OTP07:05Bucharest Otopeni Intl
22h 25m
1 stop
BKK09:30Bangkok Suvarnabhumi
11 Jun
BKK12:05Bangkok Suvarnabhumi
33h 15m
1 stop
OTP17:20Bucharest Otopeni Intl
€657
KLM
3 Jun
OTP14:00Bucharest Otopeni Intl
15h 30m
1 stop
BKK09:30Bangkok Suvarnabhumi
11 Jun
BKK12:05Bangkok Suvarnabhumi
28h 55m
1 stop
OTP13:00Bucharest Otopeni Intl
€658

SWISS flights from Bucharest to Bangkok Suvarnabhumi Airport

Our best SWISS deals on Bucharest to Bangkok Suvarnabhumi Airport flight tickets
SWISS
1 Jun
OTP06:20Bucharest Otopeni Intl
23h 30m
1 stop
BKK09:50Bangkok Suvarnabhumi
9 Jun
BKK12:50Bangkok Suvarnabhumi
16h 15m
1 stop
OTP01:05Bucharest Otopeni Intl
€790
SWISS
31 Aug
OTP16:10Bucharest Otopeni Intl
38h 50m
2 stops
BKK11:00Bangkok Suvarnabhumi
21 Sept
BKK12:35Bangkok Suvarnabhumi
30h 45m
1 stop
OTP15:20Bucharest Otopeni Intl
€800
SWISS
1 Sept
OTP06:20Bucharest Otopeni Intl
23h 30m
1 stop
BKK09:50Bangkok Suvarnabhumi
10 Sept
BKK12:35Bangkok Suvarnabhumi
16h 30m
1 stop
OTP01:05Bucharest Otopeni Intl
€825

momondo Fare Finder

 
Customise your flight search to find flights from Bucharest to Bangkok Suvarnabhumi Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 26 March 2026.
Use the filters below to find and compare flights from Bucharest to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Fri 15/5

10:10-10:20

2 stops20h 10m

Bangkok Suvarnabhumi

Sun 24/5

08:55-13:05

2 stops32h 10m

€626

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Fri 15/5

13:30-00:25

3 stops30h 55m

Bangkok Suvarnabhumi

Sun 24/5

21:00-19:05

2 stops26h 05m

€630

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Mon 21/9

19:15-11:50

1 stop12h 35m

Bangkok Suvarnabhumi

Sat 3/10

15:05-18:10

1 stop31h 05m

€639
Fastest return journey

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Wed 3/6

07:05-09:30

1 stop22h 25m

Bangkok Suvarnabhumi

Thu 11/6

12:05-00:55

1 stop16h 50m

€656

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Wed 3/6

07:05-09:30

1 stop22h 25m

Bangkok Suvarnabhumi

Thu 11/6

12:05-17:20

1 stop33h 15m

€657

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Wed 3/6

14:00-09:30

1 stop15h 30m

Bangkok Suvarnabhumi

Thu 11/6

12:05-13:00

1 stop28h 55m

€658

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Wed 3/6

14:00-09:30

1 stop15h 30m

Bangkok Suvarnabhumi

Thu 11/6

11:25-12:45

1 stop29h 20m

€658

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Sat 6/6

14:00-09:30

1 stop15h 30m

Bangkok Suvarnabhumi

Wed 24/6

11:25-12:45

1 stop29h 20m

€669

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Sat 20/6

21:10-09:45

2 stops32h 35m

Bangkok Suvarnabhumi

Sat 4/7

20:15-12:00

2 stops19h 45m

€671

BucharestBangkok

OTP - BKK

OTPBKK

Bucharest Otopeni Intl

Sat 20/6

21:10-09:45

2 stops32h 35m

Bangkok Suvarnabhumi

Sat 4/7

20:15-12:00

2 stops19h 45m

€676

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Bangkok from

How to get the cheapest flight ticket from Bucharest to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bucharest and Bangkok Suvarnabhumi Airport?

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The cheapest month to fly to Bangkok Suvarnabhumi Airport from Bucharest is in September. Flight prices, which tend to average around €611, are often lower during this time because this is during the off-season. If you don’t want to visit Bangkok Suvarnabhumi Airport in September, then you should wait until June to fly from Bucharest, when ticket prices are also cheap, with an average price of €702.

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around €803 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Bucharest for as low as €696 on momondo.

How have Bucharest to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of March 2026, prices for Bucharest to Bangkok Suvarnabhumi Airport flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Bucharest to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Bucharest to Bangkok Suvarnabhumi Airport (BUH to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to Bangkok Suvarnabhumi Airport

Fastest flight time

35h 05m

Direct flights

None
The fastest flight from Bucharest to Bangkok Suvarnabhumi Airport takes 35h 05m
There are no direct flights from Bucharest to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Bucharest to Bangkok Suvarnabhumi Airport.
Search flight deals

  • How far is Bucharest to Bangkok Suvarnabhumi by plane?

    A flight from Bucharest to Bangkok Suvarnabhumi will travel around 7728.5 km. In terms of flight time, this usually takes a little over 35h 05m.

  • When did momondo last update prices for flights from Bucharest to Bangkok Suvarnabhumi Airport?

    Prices for flights from Bucharest to Bangkok Suvarnabhumi Airport were last updated today.

  • How old do you have to be to fly from Bucharest to Bangkok Suvarnabhumi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The necessary travel and health documents for your Bangkok Suvarnabhumi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Bucharest to Bangkok Suvarnabhumi Airport?

Travelling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Ko Lan
Chonburi
Sattahip
Cha-am

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to Bangkok?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bangkok from Bucharest.

Can I find flights from Bucharest to Bangkok with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bucharest to Bangkok flights to just show those with flexible booking policies.

How can momondo help me find flights from Bucharest to Bangkok?

momondo provides multiple filters to help you find the best flight to Bangkok from Bucharest. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Bucharest to Bangkok right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bangkok, momondo offers a useful price alert feature which will track prices for flights to Bangkok from Bucharest and alert you when they change.

An easier way to manage your Bangkok Suvarnabhumi Airport trip

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Find better results for your trip to Bangkok

Bangkok Suvarnabhumi Airport flight routes

According to popular flight searches on momondo this year
Flights from Vienna Intl to Bangkok Suvarnabhumi
Flights from London Heathrow to Bangkok Suvarnabhumi