HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Otopeni Intl

$300+ Cheap flights from Boston (BOS) to Otopeni Intl (OTP)

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 — OTP
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Otopeni Intl 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 Otopeni Intl are usually found in January or October, booked 22 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from Boston to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Otopeni Intl (OTP). 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

$698
Provider with most accurate pricing for Boston Logan Intl-Bucharest Otopeni Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Bucharest Otopeni Intl flights.
Search Deals
From Boston Logan Intl to Bucharest Otopeni Intl
Search Deals
One-way flight from Boston Logan Intl to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($288 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Boston to Otopeni Intl

Cheapest flights from Boston to Otopeni Intl
Explore the most affordable flight options available from Boston to Otopeni Intl. 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 Otopeni Intl 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 Otopeni Intl Airport that are best for you.

Fly from

Boston

Fly to

Otopeni Intl

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
1
2
3

Compare providers for flights from Boston to Otopeni Intl

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 Otopeni Intl 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 Otopeni Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Bucharest Otopeni Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Bucharest Otopeni Intl Airport 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 Otopeni Intl Airport 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 Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl 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 Otopeni Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Otopeni Intl. Price data was last updated on April 25, 2025.

The price you pay for your flight from Boston to Bucharest Otopeni Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Boston to Bucharest Otopeni Intl Airport (average of $604). Flying from Boston to Bucharest Otopeni Intl Airport 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 OTP?

Find hourly flight availability from Boston to Otopeni Intl. 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.

One of the essential ways to save on airfare from Boston to Bucharest Otopeni Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 24% on airfare.

Rainfall in Otopeni Intl by month

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

In terms of precipitation, rainfall in Bucharest Otopeni Intl Airport 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 Otopeni Intl Airport when rainfall is around 0.8 in.

Temperature in Otopeni Intl by month

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

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 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 Otopeni Intl

Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated April 29, 2025.
See what other customers who have flown with Delta, KLM and LOT from Boston to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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
7,929 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

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 Otopeni Intl. 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 Otopeni Intl?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Bucharest Otopeni Intl. On average, Logan Intl has 0 outbound flights to Bucharest Otopeni Intl per day from 10 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

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

    Currently priced at $577, British Airways will fly you from Boston to Bucharest Otopeni Intl Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and Scandinavian Airlines - these airlines can fly you to your destination from $679 and $728, respectively. These flights start at 24% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Boston to Bucharest Otopeni Intl Airport are British Airways ($396), Air Canada ($415), and Delta ($416).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

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

    Currently, November is the cheapest month in which you can book a flight from Boston to Bucharest Otopeni Intl Airport (average of $604). Flying from Boston to Bucharest Otopeni Intl Airport 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

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 Boston to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Otopeni Intl flights
Albany to Otopeni Intl flights
Worcester to Otopeni Intl flights

Top 10 airlines flying from Boston to Otopeni Intl

Discover the top 10 airlines that operate flights from Boston to Otopeni Intl. 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%

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.