HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bucharest

$224+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BUH
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Bucharest with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

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 November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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 12/306:25 pmBOS - OTP
1 stop11h 05mUnited Airlines
Wed 1/72:40 pmOTP - BOS
1 stop29h 45mUnited Airlines
Deal found 11/2$457
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:35 pmBOS - OTP
1 stop18h 20mBritish Airways
Fri 1/98:00 amOTP - BOS
1 stop18h 45mBritish Airways
Deal found 11/2$464
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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.
Sun 11/99:50 pmBOS - OTP
1 stop11h 00mMultiple Airlines
Sun 11/166:05 amOTP - BOS
2 stops14h 20mMultiple Airlines
Deal found 11/1$465
This United deal was found by Cheapflights users on 11/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:07 pmBOS - OTP
2 stops21h 48mMultiple Airlines
Sat 1/101:20 pmOTP - BOS
1 stop31h 45mMultiple Airlines
Deal found 11/3$474
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:20 pmBOS - OTP
2 stops25h 45mLufthansa
Wed 1/77:20 pmOTP - BOS
1 stop30h 15mLufthansa
Deal found 11/2$476
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:40 pmBOS - OTP
2 stops20h 15mLufthansa
Thu 1/87:20 pmOTP - BOS
2 stops25h 05mLufthansa
Deal found 11/2$478
This Iberia deal was found by Cheapflights users on 11/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:55 pmBOS - OTP
1 stop21h 35mMultiple Airlines
Sun 12/147:35 amOTP - BOS
2 stops19h 13mMultiple Airlines
Deal found 11/1$483
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:55 pmBOS - OTP
1 stop13h 50mBritish Airways
Sat 1/108:05 amOTP - BOS
1 stop20h 50mBritish Airways
Deal found 11/2$484
This KAYAK deal was found by Cheapflights users on 11/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:35 pmBOS - OTP
1 stop18h 55mBritish Airways
Fri 1/98:00 amOTP - BOS
1 stop20h 55mBritish Airways
Deal found 11/3$488
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:20 pmBOS - OTP
2 stops13h 00mLufthansa
Thu 1/87:20 pmOTP - BOS
2 stops25h 05mLufthansa
Deal found 11/2$489

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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$456
(United Airlines)

One-way from

$224
(Mytrip)

Popular in

June

Cheapest in

August

Average price

$577
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.
Search Deals
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. 21% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 3, 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

Sat 4/11

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Thu 4/23

5:55 am-5:57 pm

2 stops19h 02m

$456

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Fri 4/24

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Fri 5/8

6:05 am-4:25 pm

2 stops17h 20m

$458

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 4/12

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Sun 4/19

12:40 pm-7:55 pm

2 stops14h 15m

$467

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sat 4/11

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Fri 4/24

6:05 am-3:30 pm

2 stops16h 25m

$467

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 12/9

7:07 pm-11:55 pm

2 stops21h 48m

Bucharest Otopeni Intl

Sat 1/10

1:20 pm-2:05 pm

1 stop31h 45m

$474

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 4/12

5:05 pm-6:35 pm

2 stops18h 30m

Bucharest Otopeni Intl

Sat 4/18

12:40 pm-3:30 pm

2 stops33h 50m

$487

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 12/9

6:25 pm-12:30 pm

1 stop11h 05m

Bucharest Otopeni Intl

Sun 1/11

7:20 pm-6:35 pm

1 stop30h 15m

$490

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 12/9

6:25 pm-12:30 pm

1 stop11h 05m

Bucharest Otopeni Intl

Fri 1/9

6:05 am-1:25 pm

2 stops14h 20m

$495

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sat 4/11

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

Sat 4/18

6:05 am-5:40 pm

1 stop18h 35m

$500

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sat 4/11

5:05 pm-4:00 pm

2 stops15h 55m

Bucharest Otopeni Intl

Mon 4/20

1:50 pm-3:55 pm

1 stop33h 05m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 18 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 November.
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

*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 October 31, 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 $359). Flying from Boston to Bucharest in June is currently the most expensive (average of $620). 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 November 3, 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 November 3, 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
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
SWISS
7.5
Good
1,776 reviews
KLM
7.7
Good
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,038 reviews
KLM
7.7
Good
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,547 reviews
KLM
7.7
Good
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,494 reviews
KLM
7.7
Good
1,405 reviews

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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?

    United Airlines can get you from Boston to Bucharest in just under 15h 30m. Your travel time can differ by up to . There are 4553 mi between Boston and Bucharest.

  • 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 45% less than the average price by searching for these airlines.

  • 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 $359). Flying from Boston to Bucharest in June is currently the most expensive (average of $620). 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

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.

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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$371Average$579FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$409Average$534FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$426Average$547FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$486Average$619FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$501Average$696FlexibilityNo cancel feeOn-time70%
DeltaCheapest$512Average$820FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$521Average$774FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$551Average$849FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$649Average$864FlexibilityNo cancel feeOn-time69%

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.