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$237+ Cheap flights from Boston (BOS) to Bucharest (BUH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BUH
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Find cheap flights from Boston to Bucharest with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Bucharest are usually found in December or August, booked 79 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap flight deals from Boston to Bucharest

Cheapest flights from Boston to Bucharest
Explore the most affordable flight options available from Boston to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This FlightHub deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:50 pmBOS - OTP
1 stop19h 40mMultiple Airlines
Sat 1/106:35 pmOTP - BOS
1 stop26h 30mMultiple Airlines
Deal found 12/8$683
This oojo deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:30 amBOS - OTP
1 stop24h 25mBritish Airways
Fri 12/268:20 pmOTP - BOS
1 stop32h 35mBritish Airways
Deal found 12/8$717
This Cheapflightsfares deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:40 pmBOS - OTP
1 stop14h 55mLufthansa
Sat 1/107:20 pmOTP - BOS
2 stops25h 05mLufthansa
Deal found 12/9$873
This Mytrip deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/143:40 pmBOS - OTP
2 stops18h 35mMultiple Airlines
Fri 12/266:15 amOTP - BOS
2 stops20h 55mMultiple Airlines
Deal found 12/8$934
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:30 amBOS - OTP
2 stops25h 25mUnited Airlines
Wed 12/246:05 amOTP - BOS
1 stop14h 20mUnited Airlines
Deal found 12/9$958

Find flight deals from Boston to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Bucharest (BUH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$355
(Kiwi.com)

One-way from

$237
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$525
Provider with most accurate pricing for Boston Logan Intl-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Bucharest (BUH) flights.
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From Boston Logan Intl to Bucharest (BUH)
Search Deals
One-way flight from Boston Logan Intl to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Bucharest 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, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Boston to Bucharest that are best for you.

Fly from

Boston

Fly to

Bucharest

Route

Depart

Return

Price

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 1/12

1:30 pm-12:30 pm

2 stops16h 00m

Bucharest Otopeni Intl

Mon 1/26

4:40 pm-8:20 pm

1 stop34h 40m

$355

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Fri 1/9

6:25 pm-12:30 pm

1 stop11h 05m

Bucharest Otopeni Intl

Fri 1/16

6:55 am-6:57 pm

2 stops19h 02m

$377

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/7

5:05 pm-1:05 am

1 stop25h 00m

Bucharest Otopeni Intl

Fri 4/17

6:30 am-3:30 pm

1 stop16h 00m

$385

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/7

5:30 am-12:25 pm

2 stops23h 55m

Bucharest Otopeni Intl

Fri 4/17

6:30 am-3:30 pm

1 stop16h 00m

$386

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 4/13

9:40 pm-3:20 pm

1 stop10h 40m

Bucharest Otopeni Intl

Mon 4/20

4:10 pm-3:30 pm

1 stop30h 20m

$392

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/7

5:30 am-12:25 pm

2 stops23h 55m

Bucharest Otopeni Intl

Thu 4/16

6:30 am-5:57 pm

2 stops18h 27m

$407

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 4/12

6:40 pm-12:25 pm

2 stops34h 45m

Bucharest Otopeni Intl

Wed 4/22

6:30 am-2:52 pm

2 stops39h 22m

$407

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 1/12

10:05 am-12:05 pm

2 stops19h 00m

Bucharest Otopeni Intl

Mon 1/26

1:55 pm-6:30 pm

2 stops35h 35m

$408

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Wed 4/15

9:50 pm-12:25 am

1 stop19h 35m

Bucharest Otopeni Intl

Wed 4/22

4:15 pm-8:05 pm

1 stop34h 50m

$410

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 4/13

10:20 pm-12:10 pm

1 stop30h 50m

Bucharest Otopeni Intl

Wed 4/22

7:00 am-11:32 pm

2 stops23h 32m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 17 results
1
2

Compare providers for flights from Boston to Bucharest

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Bucharest in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Bucharest flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Bucharest flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Bucharest flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Bucharest flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Bucharest flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest from Boston with our price prediction graph.
Estimated round-trip 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 Boston to Bucharest

How far ahead should I book a flight from Boston to Bucharest?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Bucharest. Price data was last updated on December 5, 2025.

The best time to book flights from Boston to Bucharest is 74 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Bucharest?

Currently, March is the cheapest month in which you can book a flight from Boston to Bucharest (average of $370). Flying from Boston to Bucharest in February is currently the most expensive (average of $656). 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.

What is the cheapest time of day to fly from BOS to BUH?

Find hourly flight availability from Boston to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from Boston to Bucharest at noon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from Boston to Bucharest?

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bucharest. Reviews last updated December 9, 2025.
Read through reviews of airlines operating flights from Boston to Bucharest, such as KLM, SWISS, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,431 reviews
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
SWISS
7.5
Good
1,807 reviews
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,084 reviews
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,618 reviews
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,571 reviews
KLM
7.7
Good
1,431 reviews

Overall

7.7

Crew

8.3

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from Boston to Bucharest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Bucharest?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Bucharest. 9 airlines have flights from Logan Intl to Bucharest on a regular basis. Booking flights from Boston Logan Intl to Bucharest should not be difficult; the airport handles an average of 0 outbound flights to Bucharest per day.

  • How long is the flight from Boston to Bucharest?

    Austrian Airlines and SWISS can get you from Boston to Bucharest in just under 11h 05m. Your travel time can differ by up to 13h 55m. There are 4553 mi between Boston and Bucharest. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boston to Bucharest round-trip?

    Our cheapest airline available from Boston to Bucharest is SWISS. Our recent data shows that you can find tickets from as low as $371 on this airline. Additional options worth looking into are Scandinavian Airlines and Air France, starting at $409 and $426 round-trip. You may be able to fly from Boston to Bucharest for 46% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to Bucharest one-way?

    $315 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Turkish Airlines and Lufthansa, with prices starting from $340 and $355, respectively.

  • Can I find deals for flights from Boston to Bucharest that include hotel bookings?

    Yes. In addition to deals on Boston to Bucharest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Bucharest?

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

  • Can I find deals for business class flights from Boston to Bucharest?

    Yes. Cheapflights offers flight deals from Boston to Bucharest 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 Boston to Bucharest?

    Currently, March is the cheapest month in which you can book a flight from Boston to Bucharest (average of $370). Flying from Boston to Bucharest in February is currently the most expensive (average of $656). 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

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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Top 9 airlines flying from Boston to Bucharest

Discover the top 9 airlines that operate flights from Boston to Bucharest. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$371Average$577FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$409Average$534FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$426Average$547FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$427Average$715FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$486Average$628FlexibilityNo cancel feeOn-time77%
DeltaCheapest$512Average$810FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$522Average$840FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$536Average$849FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$649Average$864FlexibilityNo cancel feeOn-time69%

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