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$300+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BUH
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Bucharest are usually found in January or March, booked 28 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$500
(Expedia)

One-way from

$300
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$663
Provider with most accurate pricing for Boston Logan Intl-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Bucharest (BUH) flights.
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From Boston Logan Intl to Bucharest (BUH)
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One-way flight from Boston Logan Intl to Bucharest (BUH)
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Highest demand for flights based on searches. 19% potential increase in price ($179 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 29, 2025.

This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/64:15 pmBOS - OTP
1 stop15h 25mMultiple Airlines
Thu 5/228:35 amOTP - BOS
1 stop12h 25mMultiple Airlines
Deal found 4/28$500
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:40 pmBOS - OTP
1 stop20h 30mScandinavian Airlines
Sun 9/149:25 pmOTP - BOS
2 stops44h 05mScandinavian Airlines
Deal found 4/28$537
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:05 pmBOS - OTP
1 stop22h 20mBritish Airways
Fri 5/308:25 amOTP - BOS
1 stop21h 05mBritish Airways
Deal found 4/28$577
This oojo deal was found by Cheapflights users on 4/28. 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.
Mon 9/229:35 pmBOS - OTP
1 stop27h 35mTurkish Airlines
Fri 10/33:55 pmOTP - BOS
1 stop34h 45mTurkish Airlines
Deal found 4/28$621
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:20 amBOS - OTP
2 stops22h 00mAir Canada
Sun 9/141:55 pmOTP - BOS
2 stops27h 04mAir Canada
Deal found 4/29$643
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 9/78:05 pmBOS - OTP
1 stop15h 30mUnited Airlines
Sat 9/206:05 amOTP - BOS
2 stops24h 17mUnited Airlines
Deal found 4/29$661
This Air France deal was found by Cheapflights users on 4/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:20 pmBOS - OTP
1 stop15h 30mAir France
Sun 8/176:30 amOTP - BOS
1 stop14h 10mAir France
Deal found 4/28$704
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Wed 5/2110:00 pmBOS - OTP
1 stop12h 55mLufthansa
Mon 5/267:20 pmOTP - BOS
1 stop29h 20mLufthansa
Deal found 4/29$762
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2810:00 amBOS - OTP
2 stops19h 10mDelta
Wed 8/61:45 pmOTP - BOS
2 stops16h 06mDelta
Deal found 4/29$763
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:40 pmBOS - OTP
1 stop15h 40mKLM
Mon 8/44:50 pmOTP - BOS
1 stop27h 45mKLM
Deal found 4/28$838
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Wed 7/165:05 pmBOS - OTP
2 stops15h 15mITA Airways
Sun 7/2710:50 amOTP - BOS
1 stop33h 50mITA Airways
Deal found 4/28$856
This Air Serbia deal was found by Cheapflights users on 4/28. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:10 amBOS - OTP
2 stops25h 10mAir Serbia
Thu 5/294:05 pmOTP - BOS
2 stops36h 22mAir Serbia
Deal found 4/28$896

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 April 29, 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

Sun 9/7

5:40 pm-9:10 pm

1 stop20h 30m

Bucharest Otopeni Intl

Sun 9/14

9:25 pm-10:30 am

2 stops44h 05m

$537

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Thu 5/15

4:15 pm-2:40 pm

1 stop15h 25m

Bucharest Otopeni Intl

Thu 6/5

8:35 am-2:00 pm

1 stop12h 25m

$570

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 5/12

8:05 pm-1:25 am

1 stop22h 20m

Bucharest Otopeni Intl

Fri 5/30

8:25 am-10:30 pm

1 stop21h 05m

$577

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 9/22

9:35 pm-8:10 am

1 stop27h 35m

Bucharest Otopeni Intl

Fri 10/3

3:55 pm-7:40 pm

1 stop34h 45m

$621

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 9/7

10:20 am-3:20 pm

2 stops22h 00m

Bucharest Otopeni Intl

Sun 9/14

1:55 pm-9:59 am

2 stops27h 04m

$643

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 9/7

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Sat 9/20

6:05 am-11:22 pm

2 stops24h 17m

$661

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Thu 8/7

5:20 pm-3:50 pm

1 stop15h 30m

Bucharest Otopeni Intl

Sun 8/17

6:30 am-1:40 pm

1 stop14h 10m

$704

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Wed 5/21

10:00 pm-5:55 pm

1 stop12h 55m

Bucharest Otopeni Intl

Mon 5/26

7:20 pm-5:40 pm

1 stop29h 20m

$762

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 7/28

10:00 am-12:10 pm

2 stops19h 10m

Bucharest Otopeni Intl

Wed 8/6

1:45 pm-10:51 pm

2 stops16h 06m

$763

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Wed 7/23

9:40 pm-1:20 am

1 stop20h 40m

Bucharest Otopeni Intl

Sun 8/10

6:30 am-3:25 pm

1 stop15h 55m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 21 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Bucharest flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 April 25, 2025.

The best time to book flights from Boston to Bucharest is 28 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, November is the cheapest month in which you can book a flight from Boston to Bucharest (average of $604). Flying from Boston to Bucharest in June is currently the most expensive (average of $1,169). 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 April 29, 2025.

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

Rainfall in Bucharest by month

Plan your trip to Bucharest by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bucharest ranges from 0.8 - 3.1 inches per month. June is typically the wettest month, when rainfall can reach 3.1 in. October is typically the driest time to visit Bucharest when rainfall is around 0.8 in.

Temperature in Bucharest by month

Plan your trip to Bucharest by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bucharest, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 29, 2025.
To help decide which airline to fly from Boston to Bucharest, see what other customers have to say about Delta, KLM and LOT. 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.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 10 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.

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

    Our cheapest airline available from Boston to Bucharest is British Airways. Our recent data shows that you can find tickets from as low as $577 on this airline. Additional options worth looking into are Turkish Airlines and Scandinavian Airlines, starting at $679 and $728 round-trip. You may be able to fly from Boston to Bucharest for 23% less than the average price by searching for these airlines.

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

    $396 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from $415 and $416, 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, November is the cheapest month in which you can book a flight from Boston to Bucharest (average of $604). Flying from Boston to Bucharest in June is currently the most expensive (average of $1,169). 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 Boston?

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

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Top 10 airlines flying from Boston to Bucharest

Discover the top 10 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$341Average$854FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$409Average$679FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$526Average$702FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$527Average$594FlexibilityNo cancel feeOn-time77%
KLMCheapest$564Average$858FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$587Average$910FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$615Average$756FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$643Average$1,062FlexibilityNo cancel feeOn-time76%
DeltaCheapest$644Average$891FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$670Average$1,052FlexibilityNo cancel feeOn-time77%

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