Find flights
When to book
Airlines
FAQs

Cheap flights from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport from £328

OTP — BKK
28 Oct — 4 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Otopeni Intl to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Otopeni Intl to Suvarnabhumi

Mon 9/1116:00 -
1 stop19h 05m
Tue 24/1123:05 -
1 stop21h 00m
Deal found 24/9£494
Tue 20/1005:45 -
2 stops26h 50m
Wed 4/1123:00 -
2 stops24h 20m
Deal found 26/9£551
Thu 19/1110:40 -
1 stop21h 25m
Thu 26/1102:00 -
1 stop16h 25m
Deal found 25/9£582
Sun 1/1110:40 -
1 stop15h 00m
Tue 10/1118:55 -
1 stop16h 45m
Deal found 24/9£583
Fri 30/1016:20 -
1 stop22h 05m
Thu 12/1102:00 -
1 stop16h 25m
Deal found 25/9£590
Fri 27/1110:40 -
1 stop21h 25m
Thu 10/1202:00 -
1 stop16h 25m
Deal found 25/9£591

Find flight deals from Otopeni Intl to Suvarnabhumi

Round-trip from

£494

One-way from

£328

Popular in

July

Cheapest in

October

Average price

£536
British Airways
  • British Airways
  • 9/11-24/11
  • 2 total stops
  • 40h 05m total
  • Bucharest to Bangkok
Search Deals
Qatar Airways
  • Qatar Airways
  • 23/11-31/12
  • 1 total stop
  • 27h 10m total
  • Bucharest to Bangkok
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Mon 23/11

10:40-18:50

1 stop27h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£328
Fastest return journey

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Wed 6/1

10:40-13:05

1 stop21h 25m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£348

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Sun 11/10

10:40-14:25

1 stop23h 45m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£354

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Sun 3/1

10:40-13:05

1 stop21h 25m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£357

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Thu 8/10

17:10-23:30

2 stops26h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£431

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Thu 3/12

10:40-23:35

2 stops31h 55m

Bangkok Suvarnabhumi

Wed 31/12

00:00-19:00

Nonstop0h 00m

£453

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Fri 5/2

12:35-23:40

1 stop30h 05m

Bangkok Suvarnabhumi

Fri 12/2

02:55-11:30

1 stop13h 35m

£538

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Sun 11/10

10:40-07:35

1 stop16h 55m

Bangkok Suvarnabhumi

Thu 19/11

02:00-13:25

1 stop16h 25m

£604

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Fri 22/1

12:35-17:45

1 stop24h 10m

Bangkok Suvarnabhumi

Sun 7/2

20:50-11:30

1 stop19h 40m

£607

BucharestBangkok

OTP Bucharest Otopeni Intl - BKK Bangkok Suvarnabhumi

OTPBKK

Bucharest Otopeni Intl

Sat 5/12

10:40-12:15

1 stop20h 35m

Bangkok Suvarnabhumi

Tue 22/12

03:00-13:25

1 stop15h 25m

£612

Flights are sorted by cheapest return flights first.

Deals found on 28/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Otopeni Intl to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Otopeni Intl with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport?

To ensure you get the cheapest price possible for a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport?

Currently, October is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport (average of £479). Flying from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of £821). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport?

Airfare is typical for this route at the moment.

Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport flights typically cost between £458 and £531 in November.
The cheapest return price found within the last 5 days was £494 on British Airways (9 Nov–24 Nov).

Reviews of airlines servicing Suvarnabhumi

Read reviews from past customers who have flown with Austrian Airlines,Turkish Airlines, andEtihad Airways from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.5
Good
974 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Comfort

7.3

Boarding

7.6

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Austrian Airlines
7.5
Good
974 reviews
Austrian Airlines
7.5
Good
974 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Comfort

7.3

Boarding

7.6

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Turkish Airlines
7.4
Good
4,454 reviews
Austrian Airlines
7.5
Good
974 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Comfort

7.3

Boarding

7.6

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Etihad Airways
7.3
Good
1,540 reviews
Austrian Airlines
7.5
Good
974 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Comfort

7.3

Boarding

7.6

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Lufthansa
6.8
Okay
8,247 reviews
Austrian Airlines
7.5
Good
974 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Comfort

7.3

Boarding

7.6

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.

Related info for your journey

  • How long is the flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport?

    For as low as £604, Etihad Airways can have you in Bangkok Suvarnabhumi Airport from Bucharest Otopeni Intl Airport in 16h 55m. The distance between Bucharest Otopeni Intl Airport and Bangkok Suvarnabhumi Airport is about 4802 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport round-trip?

    Our cheapest airline available from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport is Austrian Airlines. Our recent data shows that you can find tickets from as low as £470 on this airline. Additional options worth looking into are Etihad Airways and Lufthansa, starting at £477 and £598 round-trip. Austrian Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Otopeni Intl to Suvarnabhumi that include hotel bookings?

    Yes. In addition to deals on Otopeni Intl to Suvarnabhumi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Otopeni Intl to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Otopeni Intl to Suvarnabhumi.

  • Can I find deals for business class flights from Otopeni Intl to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Otopeni Intl to Suvarnabhumi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport?

    Currently, October is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport (average of £479). Flying from Bucharest Otopeni Intl Airport to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of £821). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Kanchanaburi
Cha-am
Pak Chong
Chonburi
Ko Samet
Ayutthaya
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Otopeni Intl to Suvarnabhumi

AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest£470Average£655FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Etihad AirwaysCheapest£477Average£740FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LufthansaCheapest£598Average£709FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapest£681Average£811FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Otopeni Intl to Suvarnabhumi?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Suvarnabhumi from Otopeni Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Otopeni Intl to Suvarnabhumi?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Otopeni Intl to Suvarnabhumi for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Otopeni Intl to Suvarnabhumi with no change fees?

Yes! Cheapflights helps users easily find flights from Otopeni Intl to Suvarnabhumi with no change fees.

Can Cheapflights notify me if prices for flights from Otopeni Intl to Suvarnabhumi become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.