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Cheap flights from Boston to Bucharest from $302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Bucharest departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Austrian Airlines Logo
12:10 pm - 6:05 pmBOS-OTP
22h 55m2 stops
Austrian Airlines Logo
6:35 am - 1:50 pmOTP-BOS
14h 15m1 stop
$433Austrian Airlines
Find Deal
mar., oct. 14 - mié., oct. 22
SWISS Logo
9:40 pm - 1:05 amBOS-OTP
20h 25m1 stop
SWISS Logo
6:30 am - 3:25 pmOTP-BOS
15h 55m1 stop
$436SWISS
Find Deal
dom., sep. 7 - jue., sep. 18
SWISS Logo
9:40 pm - 3:20 pmBOS-OTP
10h 40m1 stop
SWISS Logo
6:30 am - 7:55 pmOTP-BOS
20h 25m1 stop
$437SWISS
Find Deal
dom., sep. 7 - mié., sep. 17
British Airways Logo
6:55 pm - 3:30 pmBOS-OTP
13h 35m1 stop
British Airways Logo
4:00 pm - 3:50 pmOTP-BOS
30h 50m2 stops
$446British Airways
Find Deal
lun., nov. 3 - lun., nov. 10
Lufthansa Logo
8:40 pm - 6:35 pmBOS-OTP
14h 55m1 stop
Lufthansa Logo
6:05 am - 1:25 pmOTP-BOS
14h 20m2 stops
$448Lufthansa
Find Deal
dom., nov. 2 - mar., nov. 11
British Airways Logo
8:30 am - 11:25 pmBOS-OTP
32h 55m1 stop
British Airways Logo
8:05 am - 9:55 pmOTP-BOS
20h 50m1 stop
$465British Airways
Find Deal
vie., oct. 31 - mié., nov. 12
United Airlines Logo
9:40 pm - 1:00 amBOS-OTP
44h 20m2 stops
United Airlines Logo
6:00 am - 4:00 pmOTP-BOS
17h 00m1 stop
$470United Airlines
Find Deal
dom., sep. 14 - vie., sep. 26
Lufthansa Logo
8:05 pm - 6:35 pmBOS-OTP
15h 30m1 stop
Lufthansa Logo
6:05 am - 3:55 pmOTP-BOS
16h 50m2 stops
$472Lufthansa
Find Deal
dom., sep. 7 - mié., sep. 17
United Airlines Logo
7:35 pm - 12:30 pmBOS-OTP
33h 55m2 stops
United Airlines Logo
5:55 am - 9:27 pmOTP-BOS
21h 32m2 stops
$491United Airlines
Find Deal
sáb., feb. 21 - sáb., mar. 14
Turkish Airlines Logo
9:35 pm - 8:25 pmBOS-OTP
15h 50m1 stop
Turkish Airlines Logo
9:40 am - 7:40 pmOTP-BOS
17h 00m1 stop
$495Turkish Airlines
Find Deal
mié., sep. 17 - vie., sep. 26

SWISS flights from Boston to Bucharest

Our best SWISS deals on Boston to Bucharest flight tickets
SWISS
Sep 7
BOS9:40 pmBoston Logan Intl
20h 25m
1 stop
OTP1:05 amBucharest Otopeni Intl
Sep 18
OTP6:30 amBucharest Otopeni Intl
15h 55m
1 stop
BOS3:25 pmBoston Logan Intl
$436
Find similar
SWISS
Sep 7
BOS9:40 pmBoston Logan Intl
10h 40m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Sep 17
OTP6:30 amBucharest Otopeni Intl
20h 25m
1 stop
BOS7:55 pmBoston Logan Intl
$437
Find similar
SWISS
Sep 6
BOS5:05 pmBoston Logan Intl
25h 00m
1 stop
OTP1:05 amBucharest Otopeni Intl
Sep 16
OTP4:10 pmBucharest Otopeni Intl
34h 45m
1 stop
BOS7:55 pmBoston Logan Intl
$486
Find similar

Air Canada flights from Boston to Bucharest

Our best Air Canada deals on Boston to Bucharest flight tickets
Air Canada
Sep 9
BOS10:20 amBoston Logan Intl
22h 00m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Sep 18
OTP6:35 amBucharest Otopeni Intl
33h 55m
2 stops
BOS9:30 amBoston Logan Intl
$440
Find similar
Air Canada
Sep 9
BOS10:20 amBoston Logan Intl
22h 00m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Sep 19
OTP6:05 amBucharest Otopeni Intl
46h 20m
2 stops
BOS9:25 pmBoston Logan Intl
$441
Find similar
Air Canada
Sep 7
BOS6:00 amBoston Logan Intl
29h 35m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Sep 17
OTP6:35 amBucharest Otopeni Intl
33h 55m
2 stops
BOS9:30 amBoston Logan Intl
$442
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated agosto 28, 2025.
Use the filters below to find and compare flights from Boston to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

mar. 10/14

12:10 pm-6:05 pm

2 stops22h 55m

Bucharest Otopeni Intl

mié. 10/22

6:35 am-1:50 pm

1 stop14h 15m

$433

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

dom. 9/7

9:40 pm-1:05 am

1 stop20h 25m

Bucharest Otopeni Intl

jue. 9/18

6:30 am-3:25 pm

1 stop15h 55m

$436

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

dom. 9/7

9:40 pm-3:20 pm

1 stop10h 40m

Bucharest Otopeni Intl

mié. 9/17

6:30 am-7:55 pm

1 stop20h 25m

$437

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

lun. 11/3

6:55 pm-3:30 pm

1 stop13h 35m

Bucharest Otopeni Intl

lun. 11/10

4:00 pm-3:50 pm

2 stops30h 50m

$446

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

dom. 11/2

8:40 pm-6:35 pm

1 stop14h 55m

Bucharest Otopeni Intl

mar. 11/11

6:05 am-1:25 pm

2 stops14h 20m

$448

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

vie. 10/31

8:30 am-11:25 pm

1 stop32h 55m

Bucharest Otopeni Intl

mié. 11/12

8:05 am-9:55 pm

1 stop20h 50m

$465

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

dom. 9/14

9:40 pm-1:00 am

2 stops44h 20m

Bucharest Otopeni Intl

vie. 9/26

6:00 am-4:00 pm

1 stop17h 00m

$470

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

dom. 9/7

8:05 pm-6:35 pm

1 stop15h 30m

Bucharest Otopeni Intl

mié. 9/17

6:05 am-3:55 pm

2 stops16h 50m

$472

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

sáb. 2/21

7:35 pm-12:30 pm

2 stops33h 55m

Bucharest Otopeni Intl

sáb. 3/14

5:55 am-9:27 pm

2 stops21h 32m

$491

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

mié. 9/17

9:35 pm-8:25 pm

1 stop15h 50m

Bucharest Otopeni Intl

vie. 9/26

9:40 am-7:40 pm

1 stop17h 00m

$495

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bucharest from

How to get the cheapest flight ticket from Boston to Bucharest

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Bucharest?

What is the cheapest month to fly to Bucharest?

In general, January is the cheapest month to fly from Boston to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $575. If you aren’t able to travel to Bucharest during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $588.

What is the cheapest day to depart on your flight to Bucharest?

Our data shows that Saturday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $706. The most expensive day to fly to Bucharest is Monday, with ticket prices averaging around $959.

What is the cheapest time of day to depart on your flight to Bucharest?

According to our data, the cheapest time of day to fly to Bucharest is in the morning. momondo users have found flights departing from Boston to Bucharest in the morning for as low as $683. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the afternoon when prices are around $935.

How far in advance should I book a flight to Bucharest?

You are more likely to see cheaper flights to Bucharest from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $729 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from Boston for as low as $600 on momondo.

How have Boston to Bucharest flight prices changed over time?

As of August 2025, prices for Boston to Bucharest flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Bucharest

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Bucharest according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Bucharest (BOS to BUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Bucharest

Direct flights

None
There are no direct flights from Boston to Bucharest. There are no popular flight routes from Boston to Bucharest.
Search flight deals

  • How far is Boston Logan Intl to Bucharest by plane?

    Boston Logan Intl and Bucharest are 4560.4 mi apart from one another. 10h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Bucharest?

    Prices for flights from Boston Logan Intl Airport to Bucharest refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Bucharest?

  • How old do you have to be to fly from Boston Logan Intl Airport to Bucharest?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Bucharest.

  • What documentation or ID do you need to fly to Bucharest?

    The travel and health documents required for your trip to Bucharest can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Bucharest?

Best airlines flying from Boston to Bucharest

Compare and see reviews for airlines that fly from Boston to Bucharest with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $341Free CancellationRating
7.6
1,712 reviews
Search SWISS flights
Scandinavian AirlinesPriceFrom $409Free CancellationRating
7.4
1,481 reviews
Search Scandinavian Airlines flights
Air FrancePriceFrom $426Free CancellationRating
7.4
1,469 reviews
Search Air France flights
British AirwaysPriceFrom $501Free CancellationRating
6.7
7,316 reviews
Search British Airways flights
DeltaPriceFrom $512Free CancellationRating
7.9
7,977 reviews
Search Delta flights
Turkish AirlinesPriceFrom $514Free CancellationRating
7.3
3,955 reviews
Search Turkish Airlines flights
KLMPriceFrom $521Free CancellationRating
7.8
1,382 reviews
Search KLM flights
United AirlinesPriceFrom $587Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
LufthansaPriceFrom $634Free CancellationRating
6.8
7,368 reviews
Search Lufthansa flights

Traveling to a place near Bucharest?

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

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Bucharest?

Finding the right flight to Bucharest from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bucharest quick and easy, saving you time and money.

Can I find flights from Boston to Bucharest with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bucharest from Boston with this policy.

How can momondo help me find flights from Boston to Bucharest?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Bucharest.

I’m not ready to book a flight from Boston to Bucharest right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Bucharest now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bucharest and let you know when they change.

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest
Bucharest Otopeni Intl Airport