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Cheap flights from Bucharest Otopeni Intl Airport to Boston from $365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest Otopeni Intl Airport to Boston departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Bucharest Otopeni Intl Airport to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:45 pm - 9:10 pm
OTP
-
BOS
30h 25m
2 stops
Multiple Airlines Logo
8:10 pm - 5:50 pm
BOS
-
OTP
15h 40m
1 stop
$631Multiple Airlines
Mon, Mar 2 - Tue, Mar 17
Multiple Airlines Logo
5:55 am - 2:10 pm
OTP
-
BOS
14h 15m
1 stop
Multiple Airlines Logo
9:40 pm - 3:20 pm
BOS
-
OTP
10h 40m
1 stop
$632Multiple Airlines
Tue, Mar 17 - Tue, Apr 14
Multiple Airlines Logo
9:45 pm - 10:37 pm
OTP
-
BOS
31h 52m
2 stops
Multiple Airlines Logo
8:25 pm - 8:40 pm
BOS
-
OTP
18h 15m
2 stops
$633Multiple Airlines
Mon, Mar 2 - Tue, Mar 17
Lufthansa Logo
5:50 am - 2:10 pm
OTP
-
BOS
14h 20m
1 stop
Lufthansa Logo
8:05 pm - 6:35 pm
BOS
-
OTP
15h 30m
1 stop
$635Lufthansa
Thu, Mar 19 - Thu, Apr 2
Multiple Airlines Logo
5:55 am - 2:10 pm
OTP
-
BOS
14h 15m
1 stop
Multiple Airlines Logo
10:50 pm - 3:45 pm
BOS
-
OTP
10h 55m
1 stop
$637Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
Multiple Airlines Logo
5:55 am - 2:10 pm
OTP
-
BOS
14h 15m
1 stop
Multiple Airlines Logo
9:40 pm - 1:05 am
BOS
-
OTP
20h 25m
1 stop
$638Multiple Airlines
Mon, Mar 16 - Mon, May 25
Lufthansa Logo
5:55 am - 1:10 pm
OTP
-
BOS
14h 15m
1 stop
Lufthansa Logo
5:25 pm - 2:05 pm
BOS
-
OTP
14h 40m
1 stop
$639Lufthansa
Sun, Mar 1 - Mon, Mar 16
Lufthansa Logo
5:55 am - 1:10 pm
OTP
-
BOS
14h 15m
1 stop
Lufthansa Logo
9:40 pm - 6:35 pm
BOS
-
OTP
14h 55m
1 stop
$641Lufthansa
Mon, Mar 2 - Mon, Mar 16
United Airlines Logo
5:50 am - 2:10 pm
OTP
-
BOS
14h 20m
1 stop
United Airlines Logo
5:45 pm - 12:50 pm
BOS
-
OTP
12h 05m
1 stop
$642United Airlines
Thu, Mar 19 - Wed, May 27
Lufthansa Logo
5:55 am - 2:10 pm
OTP
-
BOS
14h 15m
1 stop
Lufthansa Logo
5:45 pm - 12:50 pm
BOS
-
OTP
12h 05m
1 stop
$643Lufthansa
Mon, Mar 16 - Wed, May 27

United Airlines flights from Bucharest Otopeni Intl Airport to Boston

Our best United Airlines deals on Bucharest Otopeni Intl Airport to Boston flight tickets
United Airlines
Mar 19
OTP5:50 amBucharest Otopeni Intl
14h 20m
1 stop
BOS2:10 pmBoston Logan Intl
May 27
BOS5:45 pmBoston Logan Intl
12h 05m
1 stop
OTP12:50 pmBucharest Otopeni Intl
$642
United Airlines
Mar 17
OTP5:55 amBucharest Otopeni Intl
14h 15m
1 stop
BOS2:10 pmBoston Logan Intl
Apr 14
BOS8:05 pmBoston Logan Intl
15h 30m
1 stop
OTP6:35 pmBucharest Otopeni Intl
$644
United Airlines
Mar 10
OTP5:55 amBucharest Otopeni Intl
14h 15m
1 stop
BOS2:10 pmBoston Logan Intl
Mar 31
BOS7:30 pmBoston Logan Intl
22h 40m
2 stops
OTP1:10 amBucharest Otopeni Intl
$645

Lufthansa flights from Bucharest Otopeni Intl Airport to Boston

Our best Lufthansa deals on Bucharest Otopeni Intl Airport to Boston flight tickets
Lufthansa
Mar 19
OTP5:50 amBucharest Otopeni Intl
14h 20m
1 stop
BOS2:10 pmBoston Logan Intl
Apr 2
BOS8:05 pmBoston Logan Intl
15h 30m
1 stop
OTP6:35 pmBucharest Otopeni Intl
$635
Lufthansa
Mar 1
OTP5:55 amBucharest Otopeni Intl
14h 15m
1 stop
BOS1:10 pmBoston Logan Intl
Mar 16
BOS5:25 pmBoston Logan Intl
14h 40m
1 stop
OTP2:05 pmBucharest Otopeni Intl
$639
Lufthansa
Mar 2
OTP5:55 amBucharest Otopeni Intl
14h 15m
1 stop
BOS1:10 pmBoston Logan Intl
Mar 16
BOS9:40 pmBoston Logan Intl
14h 55m
1 stop
OTP6:35 pmBucharest Otopeni Intl
$641

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest Otopeni Intl Airport to Boston 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 12, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Mon 3/2

9:45 pm-9:10 pm

2 stops30h 25m

Boston Logan Intl

Tue 3/17

8:10 pm-5:50 pm

1 stop15h 40m

$631

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Tue 3/17

5:55 am-2:10 pm

1 stop14h 15m

Boston Logan Intl

Tue 4/14

9:40 pm-3:20 pm

1 stop10h 40m

$632

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Mon 3/2

9:45 pm-10:37 pm

2 stops31h 52m

Boston Logan Intl

Tue 3/17

8:25 pm-8:40 pm

2 stops18h 15m

$633

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Thu 3/19

5:50 am-2:10 pm

1 stop14h 20m

Boston Logan Intl

Thu 4/2

8:05 pm-6:35 pm

1 stop15h 30m

$635

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Tue 3/10

5:55 am-2:10 pm

1 stop14h 15m

Boston Logan Intl

Tue 3/17

10:50 pm-3:45 pm

1 stop10h 55m

$637

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Mon 3/16

5:55 am-2:10 pm

1 stop14h 15m

Boston Logan Intl

Mon 5/25

9:40 pm-1:05 am

1 stop20h 25m

$638

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Sun 3/1

5:55 am-1:10 pm

1 stop14h 15m

Boston Logan Intl

Mon 3/16

5:25 pm-2:05 pm

1 stop14h 40m

$639

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Mon 3/2

5:55 am-1:10 pm

1 stop14h 15m

Boston Logan Intl

Mon 3/16

9:40 pm-6:35 pm

1 stop14h 55m

$641

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Thu 3/19

5:50 am-2:10 pm

1 stop14h 20m

Boston Logan Intl

Wed 5/27

5:45 pm-12:50 pm

1 stop12h 05m

$642

BucharestBoston

OTP - BOS

OTPBOS

Bucharest Otopeni Intl

Mon 3/16

5:55 am-2:10 pm

1 stop14h 15m

Boston Logan Intl

Wed 5/27

5:45 pm-12:50 pm

1 stop12h 05m

$643

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 Boston from

How to get the cheapest flight ticket from Bucharest Otopeni Intl Airport to Boston

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 cheapest month to fly to Boston?

In general, October is the cheapest month to fly from Bucharest Otopeni Intl Airport to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $624. If you aren’t able to travel during the month of October, then book flights to Boston from Bucharest Otopeni Intl Airport during March instead. Flights to Boston in March, while not as cheap as those in October, still average around $625.

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

You are more likely to see cheaper flights to Boston from Bucharest Otopeni Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $714 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Bucharest Otopeni Intl Airport for as low as $610 on momondo.

Can stopping save me money on Bucharest Otopeni Intl Airport to Boston flights?

You could potentially save up to 5% on your flight if you consider stops on a Bucharest Otopeni Intl Airport to Boston flight.

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

When to book flights from Bucharest Otopeni Intl Airport to Boston

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

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

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

Fastest flight time

14h 58m

Direct flights

None
The fastest flight from Bucharest Otopeni Intl Airport to Boston takes 14h 58m
There are no direct flights from Bucharest Otopeni Intl Airport to Boston. There are no popular flight routes from Bucharest Otopeni Intl Airport to Boston.
Search flight deals

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

    The straight-line distance from Bucharest Otopeni Intl to Boston Logan Intl is 4554.7 mi. 14h 58m is a normal flight duration for this route.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest Otopeni Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents required for your trip to Boston Logan Intl Airport 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 Boston Logan Intl Airport. 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 Bucharest Otopeni Intl Airport to Boston?

Best airlines flying from Bucharest Otopeni Intl Airport to Boston

Compare and see reviews for airlines that fly from Bucharest Otopeni Intl Airport to Boston with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $529Free CancellationRating
6.7
7,733 reviews
Search British Airways flights
DeltaPriceFrom $557Free CancellationRating
7.9
8,183 reviews
Search Delta flights
KLMPriceFrom $563Free CancellationRating
7.7
1,451 reviews
Search KLM flights
LufthansaPriceFrom $696Free CancellationRating
6.8
7,780 reviews
Search Lufthansa flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Everett

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bucharest to Boston. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Boston from Bucharest on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Bucharest and Boston 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 Bucharest to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Bucharest and alert you when they change.

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