Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Bucharest from $238

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 5/4. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:25 pm - 11:50 pm
BOS
-
OTP
22h 25m
1 stop
Multiple Airlines Logo
6:20 am - 5:57 pm
OTP
-
BOS
18h 37m
2 stops
$376Multiple Airlines
Tue, Feb 24 - Tue, Apr 14
SWISS Logo
9:50 pm - 3:45 pm
BOS
-
OTP
10h 55m
1 stop
SWISS Logo
4:10 pm - 7:55 pm
OTP
-
BOS
34h 45m
1 stop
$382SWISS
Tue, Feb 24 - Tue, Apr 14
SWISS Logo
5:20 pm - 1:05 am
BOS
-
OTP
24h 45m
1 stop
SWISS Logo
6:20 am - 3:10 pm
OTP
-
BOS
15h 50m
1 stop
$395SWISS
Wed, Apr 22 - Fri, May 1
SWISS Logo
9:40 pm - 1:05 am
BOS
-
OTP
20h 25m
1 stop
SWISS Logo
4:10 pm - 7:55 pm
OTP
-
BOS
34h 45m
1 stop
$396SWISS
Tue, Apr 14 - Mon, Apr 27
Multiple Airlines Logo
1:55 pm - 12:30 pm
BOS
-
OTP
15h 35m
2 stops
Multiple Airlines Logo
6:20 am - 5:57 pm
OTP
-
BOS
18h 37m
2 stops
$406Multiple Airlines
Tue, Feb 24 - Tue, Apr 14
Lufthansa Logo
9:40 pm - 6:35 pm
BOS
-
OTP
14h 55m
1 stop
Lufthansa Logo
1:05 pm - 7:35 pm
OTP
-
BOS
12h 30m
1 stop
$408Lufthansa
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
6:15 am - 4:20 pm
BOS
-
OTP
27h 05m
2 stops
Multiple Airlines Logo
4:10 pm - 7:55 pm
OTP
-
BOS
34h 45m
1 stop
$409Multiple Airlines
Tue, Apr 14 - Mon, Apr 27
SWISS Logo
9:40 pm - 1:05 am
BOS
-
OTP
20h 25m
1 stop
SWISS Logo
6:20 am - 3:10 pm
OTP
-
BOS
15h 50m
1 stop
$413SWISS
Tue, Apr 14 - Tue, May 26
British Airways Logo
9:15 am - 3:25 pm
BOS
-
OTP
23h 10m
2 stops
British Airways Logo
3:40 pm - 6:50 pm
OTP
-
BOS
34h 10m
2 stops
$416British Airways
Tue, Apr 14 - Mon, Apr 27
SWISS Logo
9:40 pm - 1:05 am
BOS
-
OTP
20h 25m
1 stop
SWISS Logo
4:10 pm - 7:55 pm
OTP
-
BOS
34h 45m
1 stop
$420SWISS
Mon, May 4 - Mon, May 18

United Airlines flights from Boston to Bucharest

Our best United Airlines deals on Boston to Bucharest flight tickets
United Airlines
May 5
BOS9:30 amBoston Logan Intl
19h 55m
2 stops
OTP12:25 pmBucharest Otopeni Intl
May 21
OTP6:55 pmBucharest Otopeni Intl
25h 55m
1 stop
BOS1:50 pmBoston Logan Intl
$434
United Airlines
Apr 14
BOS5:45 amBoston Logan Intl
23h 15m
2 stops
OTP12:00 pmBucharest Otopeni Intl
Apr 27
OTP1:50 pmBucharest Otopeni Intl
32h 50m
1 stop
BOS3:40 pmBoston Logan Intl
$436
United Airlines
May 5
BOS9:30 amBoston Logan Intl
19h 55m
2 stops
OTP12:25 pmBucharest Otopeni Intl
May 22
OTP12:45 pmBucharest Otopeni Intl
11h 55m
1 stop
BOS5:40 pmBoston Logan Intl
$437

British Airways flights from Boston to Bucharest

Our best British Airways deals on Boston to Bucharest flight tickets
British Airways
Apr 14
BOS9:15 amBoston Logan Intl
23h 10m
2 stops
OTP3:25 pmBucharest Otopeni Intl
Apr 27
OTP3:40 pmBucharest Otopeni Intl
34h 10m
2 stops
BOS6:50 pmBoston Logan Intl
$416
British Airways
May 3
BOS7:30 pmBoston Logan Intl
11h 35m
1 stop
OTP2:05 pmBucharest Otopeni Intl
May 21
OTP3:40 pmBucharest Otopeni Intl
13h 55m
1 stop
BOS10:35 pmBoston Logan Intl
$438
British Airways
May 5
BOS3:17 pmBoston Logan Intl
27h 03m
2 stops
OTP1:20 amBucharest Otopeni Intl
May 19
OTP8:15 amBucharest Otopeni Intl
22h 37m
2 stops
BOS11:52 pmBoston Logan Intl
$441

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 February 3, 2026.
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

Tue 2/24

6:25 pm-11:50 pm

1 stop22h 25m

Bucharest Otopeni Intl

Tue 4/14

6:20 am-5:57 pm

2 stops18h 37m

$376

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 2/24

9:50 pm-3:45 pm

1 stop10h 55m

Bucharest Otopeni Intl

Tue 4/14

4:10 pm-7:55 pm

1 stop34h 45m

$382

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Wed 4/22

5:20 pm-1:05 am

1 stop24h 45m

Bucharest Otopeni Intl

Fri 5/1

6:20 am-3:10 pm

1 stop15h 50m

$395

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/14

9:40 pm-1:05 am

1 stop20h 25m

Bucharest Otopeni Intl

Mon 4/27

4:10 pm-7:55 pm

1 stop34h 45m

$396

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 2/24

1:55 pm-12:30 pm

2 stops15h 35m

Bucharest Otopeni Intl

Tue 4/14

6:20 am-5:57 pm

2 stops18h 37m

$406

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Thu 3/19

9:40 pm-6:35 pm

1 stop14h 55m

Bucharest Otopeni Intl

Thu 3/26

1:05 pm-7:35 pm

1 stop12h 30m

$408

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/14

6:15 am-4:20 pm

2 stops27h 05m

Bucharest Otopeni Intl

Mon 4/27

4:10 pm-7:55 pm

1 stop34h 45m

$409

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/14

9:40 pm-1:05 am

1 stop20h 25m

Bucharest Otopeni Intl

Tue 5/26

6:20 am-3:10 pm

1 stop15h 50m

$413

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Tue 4/14

9:15 am-3:25 pm

2 stops23h 10m

Bucharest Otopeni Intl

Mon 4/27

3:40 pm-6:50 pm

2 stops34h 10m

$416

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 5/4

9:40 pm-1:05 am

1 stop20h 25m

Bucharest Otopeni Intl

Mon 5/18

4:10 pm-7:55 pm

1 stop34h 45m

$420

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, December 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 $520. If you aren’t able to travel to Bucharest during the month of December, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $550.

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 $726 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 $477 on momondo.

How have Boston to Bucharest flight prices changed over time?

As of February 2026, prices for Boston to Bucharest flights are approximately 27% 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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Boston to Bucharest takes 11h 20m
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. 11h 20m 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 $371Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
Air FrancePriceFrom $401Free CancellationRating
7.4
1,531 reviews
Search Air France flights
British AirwaysPriceFrom $415Free CancellationRating
6.7
7,714 reviews
Search British Airways flights
KLMPriceFrom $439Free CancellationRating
7.7
1,448 reviews
Search KLM flights
United AirlinesPriceFrom $456Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $475Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $482Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
DeltaPriceFrom $512Free CancellationRating
7.9
8,143 reviews
Search Delta 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.

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/5
Thu 3/12
By creating a price alert you accept our terms of use and privacy policy.

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