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Cheap flights from Boston to Bucharest from $338

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 8/31. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:45 pm - 2:40 pm
BOS
-
OTP
14h 55m
1 stop
Multiple Airlines Logo
8:35 am - 2:45 pm
OTP
-
BOS
13h 10m
1 stop
$643Multiple Airlines
Mon, Aug 31 - Tue, Sep 15
Multiple Airlines Logo
4:45 pm - 2:40 pm
BOS
-
OTP
14h 55m
1 stop
Multiple Airlines Logo
8:35 am - 2:45 pm
OTP
-
BOS
13h 10m
1 stop
$644Multiple Airlines
Mon, Aug 31 - Tue, Sep 15
Turkish Airlines Logo
9:50 pm - 8:15 pm
BOS
-
OTP
15h 25m
1 stop
Turkish Airlines Logo
9:35 pm - 7:55 pm
OTP
-
BOS
29h 20m
1 stop
$776Turkish Airlines
Mon, Aug 24 - Wed, Sep 9
Turkish Airlines Logo
9:50 pm - 2:35 pm
BOS
-
OTP
33h 45m
1 stop
Turkish Airlines Logo
9:35 pm - 7:55 pm
OTP
-
BOS
29h 20m
1 stop
$780Turkish Airlines
Wed, Oct 7 - Wed, Oct 21
SWISS Logo
9:50 pm - 1:15 am
BOS
-
OTP
20h 25m
1 stop
SWISS Logo
6:30 am - 8:20 pm
OTP
-
BOS
20h 50m
1 stop
$811SWISS
Mon, Jan 25 - Fri, Jan 29
Delta Logo
6:25 pm - 2:10 pm
BOS
-
OTP
12h 45m
1 stop
Delta Logo
2:00 pm - 2:13 pm
OTP
-
BOS
31h 13m
1 stop
$830Delta
Sun, Jan 24 - Mon, Feb 1
Delta Logo
6:25 pm - 2:10 pm
BOS
-
OTP
12h 45m
1 stop
Delta Logo
2:00 pm - 2:23 pm
OTP
-
BOS
31h 23m
1 stop
$830Delta
Sun, Jan 17 - Mon, Jan 25
Lufthansa Logo
8:40 pm - 6:30 pm
BOS
-
OTP
14h 50m
1 stop
Lufthansa Logo
6:00 am - 1:45 pm
OTP
-
BOS
14h 45m
1 stop
$838Lufthansa
Sun, Jan 24 - Wed, Jan 27
Lufthansa Logo
5:45 pm - 4:30 pm
BOS
-
OTP
15h 45m
1 stop
Lufthansa Logo
6:15 am - 3:40 pm
OTP
-
BOS
16h 25m
2 stops
$846Lufthansa
Sun, Aug 16 - Tue, Sep 1
SWISS Logo
9:50 pm - 1:15 am
BOS
-
OTP
20h 25m
1 stop
SWISS Logo
4:40 pm - 8:20 pm
OTP
-
BOS
34h 40m
1 stop
$860SWISS
Fri, Nov 13 - Mon, Nov 16

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Turkish Airlines flights from Boston to Bucharest Otopeni Intl Airport

Our best Turkish Airlines deals on Boston to Bucharest Otopeni Intl Airport flight tickets
Turkish Airlines
Aug 24
BOS9:50 pmBoston Logan Intl
15h 25m
1 stop
OTP8:15 pmBucharest Otopeni Intl
Sep 9
OTP9:35 pmBucharest Otopeni Intl
29h 20m
1 stop
BOS7:55 pmBoston Logan Intl
$776
Turkish Airlines
Oct 7
BOS9:50 pmBoston Logan Intl
33h 45m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Oct 21
OTP9:35 pmBucharest Otopeni Intl
29h 20m
1 stop
BOS7:55 pmBoston Logan Intl
$780
Turkish Airlines
Sep 21
BOS9:50 pmBoston Logan Intl
27h 20m
1 stop
OTP8:10 amBucharest Otopeni Intl
Oct 2
OTP3:55 pmBucharest Otopeni Intl
35h 00m
1 stop
BOS7:55 pmBoston Logan Intl
$788

Scandinavian Airlines flights from Boston to Bucharest Otopeni Intl Airport

Our best Scandinavian Airlines deals on Boston to Bucharest Otopeni Intl Airport flight tickets
Scandinavian Airlines
Oct 6
BOS5:40 pmBoston Logan Intl
23h 05m
2 stops
OTP11:45 pmBucharest Otopeni Intl
Oct 20
OTP4:50 pmBucharest Otopeni Intl
29h 45m
2 stops
BOS3:35 pmBoston Logan Intl
$813
Scandinavian Airlines
Oct 6
BOS5:40 pmBoston Logan Intl
23h 05m
2 stops
OTP11:45 pmBucharest Otopeni Intl
Oct 20
OTP4:50 pmBucharest Otopeni Intl
29h 45m
2 stops
BOS3:35 pmBoston Logan Intl
$814

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Bucharest Otopeni Intl Airport 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 August 3, 2026.
Use the filters below to find and compare flights from Boston to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 8/31

4:45 pm-2:40 pm

1 stop14h 55m

Bucharest Otopeni Intl

Tue 9/15

8:35 am-2:45 pm

1 stop13h 10m

$643

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 8/31

4:45 pm-2:40 pm

1 stop14h 55m

Bucharest Otopeni Intl

Tue 9/15

8:35 am-2:45 pm

1 stop13h 10m

$644

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 8/24

9:50 pm-8:15 pm

1 stop15h 25m

Bucharest Otopeni Intl

Wed 9/9

9:35 pm-7:55 pm

1 stop29h 20m

$776

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Wed 10/7

9:50 pm-2:35 pm

1 stop33h 45m

Bucharest Otopeni Intl

Wed 10/21

9:35 pm-7:55 pm

1 stop29h 20m

$780

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Mon 1/25

9:50 pm-1:15 am

1 stop20h 25m

Bucharest Otopeni Intl

Fri 1/29

6:30 am-8:20 pm

1 stop20h 50m

$811

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 1/24

6:25 pm-2:10 pm

1 stop12h 45m

Bucharest Otopeni Intl

Mon 2/1

2:00 pm-2:13 pm

1 stop31h 13m

$830

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 1/17

6:25 pm-2:10 pm

1 stop12h 45m

Bucharest Otopeni Intl

Mon 1/25

2:00 pm-2:23 pm

1 stop31h 23m

$830

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 1/24

8:40 pm-6:30 pm

1 stop14h 50m

Bucharest Otopeni Intl

Wed 1/27

6:00 am-1:45 pm

1 stop14h 45m

$838

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Sun 8/16

5:45 pm-4:30 pm

1 stop15h 45m

Bucharest Otopeni Intl

Tue 9/1

6:15 am-3:40 pm

2 stops16h 25m

$846

BostonBucharest

BOS - OTP

BOSOTP

Boston Logan Intl

Fri 11/13

9:50 pm-1:15 am

1 stop20h 25m

Bucharest Otopeni Intl

Mon 11/16

4:40 pm-8:20 pm

1 stop34h 40m

$860

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 Otopeni Intl Airport

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 Otopeni Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $646 to $882.
The lowest price recently found on this route was $643.

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of January, then book flights to Bucharest Otopeni Intl Airport from Boston during October instead. Flights to Bucharest Otopeni Intl Airport in October, while not as cheap as those in January, still average around $496.

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

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $709 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from Boston for as low as $594 on momondo.

How have Boston to Bucharest Otopeni Intl Airport flight prices changed over time?

When to book flights from Boston to Bucharest Otopeni Intl Airport

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

Cheap Boston to Bucharest Otopeni Intl Airport (BOS to OTP) flight deals and tips

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

Fastest flight time

15h 25m

Direct flights

None
The fastest flight from Boston to Bucharest Otopeni Intl Airport takes 15h 25m
There are no direct flights from Boston to Bucharest Otopeni Intl Airport. There are no popular flight routes from Boston to Bucharest Otopeni Intl Airport.
Search flight deals

Frequently asked questions about flying from Boston to Bucharest Otopeni Intl Airport

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

    A flight from Boston Logan Intl to Bucharest Otopeni Intl will travel around 4554.7 mi. Flights usually cover this in 15h 25m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Boston Logan Intl Airport to Bucharest Otopeni Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Bucharest Otopeni Intl Airport.

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

    The required travel and health documents for your Bucharest Otopeni Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bucharest Otopeni Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Boston to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Boston to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Austrian AirlinesPriceFrom $350Free CancellationRating
7.6
951 reviews
Search Austrian Airlines flights
SWISSPriceFrom $372Free CancellationRating
7.5
2,022 reviews
Search SWISS flights
British AirwaysPriceFrom $390Free CancellationRating
6.7
8,149 reviews
Search British Airways flights
Air FrancePriceFrom $401Free CancellationRating
7.5
1,633 reviews
Search Air France flights
United AirlinesPriceFrom $405Free CancellationRating
7.4
10,060 reviews
Search United Airlines flights
LufthansaPriceFrom $473Free CancellationRating
6.8
8,176 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $475Free CancellationRating
7.4
4,464 reviews
Search Turkish Airlines flights
KLMPriceFrom $525Free CancellationRating
7.8
1,552 reviews
Search KLM flights
DeltaPriceFrom $587Free CancellationRating
7.8
8,483 reviews
Search Delta flights

Traveling to a place near Bucharest?

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

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Bucharest. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Boston to Bucharest flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Boston and Bucharest by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Boston to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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