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

สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ and ฟลายดูไบ can get you from Bangkok to Bucharest Otopeni Intl Airport in just under 18h 40m. Your travel time can differ by up to 12h 55m. The distance between Bangkok and Bucharest Otopeni Intl Airport is about 7701 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Bucharest Otopeni Intl Airport ranges from 20.0 - 80.0 inches per month. June is typically the wettest month, when rainfall can reach 80.0 mm. October is typically the driest time to visit Bucharest Otopeni Intl Airport when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Bucharest Otopeni Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What is the cheapest time of day to fly from BKK to OTP?

When flying from Bangkok to Bucharest Otopeni Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Bangkok to Otopeni Intl?

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

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

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

฿8,638+ Cheap Flights from Bangkok to Bucharest Otopeni Intl Airport

Cheap flight deals from Bangkok to Otopeni Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Bangkok to Otopeni Intl
Explore the most affordable flight options available from Bangkok to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Mon 16/1119:30 -

1 stop38h 45m

Wed 25/1116:25 -

1 stop20h 40m

Deal found 31/10฿20,718

Mon 16/1109:20 -

1 stop32h 55m

Mon 23/1119:30 -

2 stops34h 15m

Deal found 29/10฿21,156

Wed 16/1219:30 -

1 stop38h 45m

Fri 8/116:25 -

1 stop20h 40m

Deal found 1/11฿21,528

Mon 16/1119:30 -

1 stop38h 45m

Mon 23/1116:25 -

1 stop20h 40m

Deal found 29/10฿21,798

Sat 14/1119:30 -

1 stop38h 45m

Thu 19/1119:30 -

2 stops26h 25m

Deal found 30/10฿23,316

Mon 23/1119:55 -

2 stops24h 35m

Wed 2/1207:40 -

2 stops22h 00m

Deal found 31/10฿24,058

Mon 16/1119:30 -

1 stop38h 45m

Wed 16/1216:25 -

1 stop16h 15m

Deal found 28/10฿24,396

Thu 5/1112:35 -

1 stop17h 00m

Thu 12/1111:45 -

2 stops24h 20m

Deal found 28/10฿25,374

Thu 5/1123:00 -

1 stop18h 40m

Thu 12/1113:40 -

1 stop15h 25m

Deal found 28/10฿25,880

Mon 16/1121:30 -

2 stops27h 45m

Mon 23/1110:10 -

2 stops29h 40m

Deal found 31/10฿26,252

Mon 23/1123:00 -

1 stop18h 40m

Wed 2/1223:05 -

1 stop16h 05m

Deal found 31/10฿26,657

Wed 16/1211:10 -

1 stop15h 55m

Fri 8/123:05 -

1 stop16h 05m

Deal found 1/11฿27,163

Best flights from Bangkok to Otopeni Intl
Discover carefully curated flight deals from Bangkok to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Mon 16/1109:20 -

1 stop32h 55m

Mon 23/1119:30 -

2 stops34h 15m

Deal found 29/10฿21,156

Sat 14/1113:15 -

1 stop31h 35m

Thu 19/1106:30 -

1 stop23h 15m

Deal found 30/10฿25,813

Mon 16/1123:00 -

1 stop18h 40m

Wed 16/1213:40 -

1 stop15h 25m

Deal found 28/10฿25,880

Mon 23/1108:15 -

1 stop27h 25m

Wed 2/1210:40 -

1 stop27h 10m

Deal found 31/10฿29,828

Mon 12/411:05 -

1 stop13h 15m

Fri 23/415:55 -

1 stop15h 50m

Deal found 29/10฿31,414

Fri 13/1111:10 -

1 stop15h 55m

Sun 13/1208:00 -

1 stop19h 10m

Deal found 28/10฿25,880

Mon 12/420:15 -

2 stops19h 40m

Fri 23/408:00 -

2 stops21h 45m

Deal found 29/10฿26,825

Wed 18/1123:00 -

1 stop28h 05m

Thu 17/1213:40 -

1 stop13h 30m

Deal found 28/10฿25,880

Sat 12/1201:05 -

2 stops26h 25m

Sun 20/1222:55 -

2 stops27h 35m

Deal found 29/10฿29,153

Mon 23/1123:00 -

1 stop18h 40m

Wed 2/1223:05 -

1 stop16h 05m

Deal found 31/10฿26,657

Fri 13/1112:35 -

1 stop17h 00m

Sun 13/1215:50 -

2 stops39h 30m

Deal found 28/10฿29,288

Thu 17/1211:10 -

1 stop15h 55m

Fri 8/113:40 -

1 stop13h 30m

Deal found 1/11฿27,163

Mon 16/1111:10 -

1 stop30h 30m

Mon 23/1123:05 -

1 stop16h 05m

Deal found 29/10฿27,264

Wed 18/1108:30 -

3 stops23h 40m

Thu 17/1219:20 -

3 stops26h 35m

Deal found 28/10฿30,267

Mon 16/1123:00 -

1 stop18h 40m

Wed 25/1113:40 -

1 stop15h 25m

Deal found 31/10฿27,365

Sat 14/1111:10 -

1 stop30h 30m

Thu 19/1108:00 -

1 stop31h 10m

Deal found 30/10฿27,568

Thu 19/1111:10 -

1 stop30h 30m

Mon 23/1108:00 -

1 stop31h 10m

Deal found 31/10฿28,310

Fri 18/1209:10 -

1 stop17h 55m

Thu 7/108:00 -

1 stop21h 05m

Deal found 1/11฿28,310

Sun 20/1223:00 -

1 stop28h 05m

Fri 8/113:40 -

1 stop13h 30m

Deal found 1/11฿28,310

Tue 24/1111:10 -

1 stop24h 50m

Sat 28/1113:40 -

1 stop13h 30m

Deal found 28/10฿28,310

Last-minute flights from Bangkok to Otopeni Intl
Discover last-minute flight deals from Bangkok to Otopeni Intl. Data last updated 2 November 2026 and is based on user searches.

Thu 5/1112:35 -

1 stop17h 00m

Thu 12/1111:45 -

2 stops24h 20m

Deal found 28/10฿25,374

Thu 5/1113:15 -

1 stop17h 00m

Thu 12/1106:30 -

1 stop23h 15m

Deal found 28/10฿25,408

Thu 5/1123:00 -

1 stop18h 40m

Thu 12/1113:40 -

1 stop15h 25m

Deal found 28/10฿25,880

Sat 14/1119:30 -

1 stop38h 45m

Thu 19/1119:30 -

2 stops26h 25m

Deal found 30/10฿23,316

Mon 16/1119:30 -

1 stop38h 45m

Wed 25/1116:25 -

1 stop20h 40m

Deal found 31/10฿20,718

Mon 16/1109:20 -

1 stop32h 55m

Mon 23/1119:30 -

2 stops34h 15m

Deal found 29/10฿21,156

Mon 16/1119:30 -

1 stop38h 45m

Mon 23/1116:25 -

1 stop20h 40m

Deal found 29/10฿21,798

Mon 16/1119:30 -

1 stop38h 45m

Wed 16/1216:25 -

1 stop16h 15m

Deal found 28/10฿24,396

Mon 16/1121:30 -

2 stops27h 45m

Mon 23/1110:10 -

2 stops29h 40m

Deal found 31/10฿26,252

Mon 16/1111:10 -

1 stop30h 30m

Mon 23/1123:05 -

1 stop16h 05m

Deal found 29/10฿27,264

Mon 23/1119:55 -

2 stops24h 35m

Wed 2/1207:40 -

2 stops22h 00m

Deal found 31/10฿24,058

Mon 23/1123:00 -

1 stop18h 40m

Wed 2/1223:05 -

1 stop16h 05m

Deal found 31/10฿26,657

Find flight deals from Bangkok to Otopeni Intl

Round-trip from	฿20,718
One-way from	฿8,638
Popular in	April
Cheapest in	May
Average price	฿28,580

Air China
16/11-25/11
2 total stops
59h 25m total
Bangkok to Bucharest

Search Deals

10/12-31/12
2 total stops
57h 35m total
Bangkok to Bucharest

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (฿108,800 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (฿68,550 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Thu 10/12

14:25-19:00

2 stops57h 35m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿8,638

BangkokBucharest

DMK Bangkok Don Mueang Intl - OTP Bucharest Otopeni Intl

DMKOTP

Bangkok Don Mueang Intl

Wed 20/1

09:55-14:10

3 stops33h 15m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿11,101

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Thu 21/1

13:50-17:45

3 stops32h 55m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿11,202

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Wed 20/1

20:40-23:05

2 stops31h 25m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿11,270

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Sat 14/11

19:30-05:15

1 stop38h 45m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,046

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Sat 23/1

14:35-12:55

3 stops51h 20m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,080

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Thu 14/1

11:10-14:45

3 stops56h 35m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,147

BangkokBucharest

DMK Bangkok Don Mueang Intl - OTP Bucharest Otopeni Intl

DMKOTP

Bangkok Don Mueang Intl

Fri 29/1

09:55-21:10

3 stops40h 15m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,147

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Wed 23/12

19:30-05:15

1 stop38h 45m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,248

BangkokBucharest

BKK Bangkok Suvarnabhumi - OTP Bucharest Otopeni Intl

BKKOTP

Bangkok Suvarnabhumi

Mon 21/12

01:30-05:15

1 stop32h 45m

Bucharest Otopeni Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

฿12,248

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 41 resultsSorted by cheapest first

...

Best time to book a flight from Bangkok to Otopeni Intl

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

TH1-OTP

BKK-OTP

DMK-OTP

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

TH1-OTP

BKK-OTP

DMK-OTP

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

Airfare is below average for this route at the moment.

Bangkok to Bucharest Otopeni Intl Airport flights typically cost between ฿26,893 and ฿28,580 in November.
The cheapest return price found within the last 5 days was ฿20,718 on Air China (16 Nov–25 Nov).

Related info for your journey

How long is the flight from Bangkok to Bucharest Otopeni Intl Airport?
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ and ฟลายดูไบ can get you from Bangkok to Bucharest Otopeni Intl Airport in just under 18h 40m. Your travel time can differ by up to 12h 55m. The distance between Bangkok and Bucharest Otopeni Intl Airport is about 7701 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Bangkok to Otopeni Intl that include hotel bookings?
Yes. In addition to deals on Bangkok to Otopeni Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Bangkok to Otopeni Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Otopeni Intl.
Can I find deals for business class flights from Bangkok to Otopeni Intl?
Yes. Cheapflights offers flight deals from Bangkok to Otopeni Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bangkok to Otopeni Intl.

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

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Cheap flights from Bangkok to Bucharest Otopeni Intl Airport from ฿8,638

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Bangkok to Otopeni Intl

Cheapest flights from Bangkok to Otopeni IntlExplore the most affordable flight options available from Bangkok to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Explore the most affordable flight options available from Bangkok to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Best flights from Bangkok to Otopeni IntlDiscover carefully curated flight deals from Bangkok to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Discover carefully curated flight deals from Bangkok to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Last-minute flights from Bangkok to Otopeni IntlDiscover last-minute flight deals from Bangkok to Otopeni Intl. Data last updated 2 November 2026 and is based on user searches.

Discover last-minute flight deals from Bangkok to Otopeni Intl. Data last updated 2 November 2026 and is based on user searches.

One-way flights from Bangkok to Otopeni IntlSearch for one-way flight options from Bangkok to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.

Search for one-way flight options from Bangkok to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.

Find flight deals from Bangkok to Otopeni Intl

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Cheapflights Fare Finder

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

Best time to book a flight from Bangkok to Otopeni Intl

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

Cheapflights Insights

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

Airfare is below average for this route at the moment.

Bangkok to Bucharest Otopeni Intl Airport flights typically cost between ฿26,893 and ฿28,580 in November.The cheapest return price found within the last 5 days was ฿20,718 on Air China (16 Nov–25 Nov).

Related info for your journey

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

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

How can I find direct flights from Bangkok to Otopeni Intl?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bangkok to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Otopeni Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Bangkok to Otopeni Intl by cabin class

Find flights from Bangkok to Otopeni Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Bangkok and Otopeni Intl flights

Browse other Bangkok and Otopeni Intl flight options. Last updated on 2 November 2026.

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

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

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

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

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Travel Smart

Cheapest flights from Bangkok to Otopeni Intl
Explore the most affordable flight options available from Bangkok to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Best flights from Bangkok to Otopeni Intl
Discover carefully curated flight deals from Bangkok to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Last-minute flights from Bangkok to Otopeni Intl
Discover last-minute flight deals from Bangkok to Otopeni Intl. Data last updated 2 November 2026 and is based on user searches.

One-way flights from Bangkok to Otopeni Intl
Search for one-way flight options from Bangkok to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.

Bangkok to Bucharest Otopeni Intl Airport flights typically cost between ฿26,893 and ฿28,580 in November.
The cheapest return price found within the last 5 days was ฿20,718 on Air China (16 Nov–25 Nov).